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all geography including DSDP/ODP Sites and Legs
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Africa
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Afar (1)
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Central Africa
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Angola
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Free State South Africa
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Brown County Ohio (1)
-
Jefferson County Ohio (1)
-
Lucas County Ohio (1)
-
Mahoning County Ohio (1)
-
Meigs County Ohio (1)
-
-
Oklahoma
-
Arbuckle Mountains (1)
-
Arbuckle Uplift (1)
-
Beaver County Oklahoma (2)
-
Caddo County Oklahoma (1)
-
Cimarron County Oklahoma (2)
-
Cleveland County Oklahoma
-
Norman Oklahoma (1)
-
-
Dewey County Oklahoma (1)
-
Kay County Oklahoma (2)
-
Love County Oklahoma (1)
-
Major County Oklahoma (1)
-
Meers Fault (2)
-
Oklahoma Panhandle (1)
-
Payne County Oklahoma (1)
-
Wichita Mountains (3)
-
Wichita Uplift (4)
-
-
Oregon
-
Baker County Oregon (4)
-
Coos County Oregon
-
Coos Bay (3)
-
-
Crook County Oregon (2)
-
Deschutes County Oregon (1)
-
Grant County Oregon (7)
-
Harney County Oregon (1)
-
Jefferson County Oregon (1)
-
Lake County Oregon (4)
-
Linn County Oregon (1)
-
Malheur County Oregon (2)
-
Marion County Oregon (1)
-
Morrow County Oregon (1)
-
Rogue River (1)
-
Umatilla County Oregon (2)
-
Union County Oregon (2)
-
Wallowa County Oregon (2)
-
Wallowa Mountains (4)
-
Wasco County Oregon (1)
-
Wheeler County Oregon (1)
-
Willamette River (1)
-
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-
-
Orogrande Basin (4)
-
Ouachita Belt (1)
-
Ouachita Mountains (8)
-
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-
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-
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Pecos River valley (1)
-
Pennsylvania
-
Allegheny County Pennsylvania (1)
-
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-
Bradford County Pennsylvania (1)
-
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-
Chester County Pennsylvania (1)
-
Huntingdon County Pennsylvania (1)
-
Lycoming County Pennsylvania (1)
-
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-
Tioga County Pennsylvania (1)
-
York County Pennsylvania (1)
-
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Pilot Range (1)
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Potomac River (1)
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Reelfoot Rift (3)
-
Sevier orogenic belt (45)
-
South Carolina
-
Charleston County South Carolina
-
Charleston South Carolina (2)
-
-
Chesterfield County South Carolina (1)
-
Dorchester County South Carolina (1)
-
Horry County South Carolina (1)
-
Lancaster County South Carolina (1)
-
-
South Dakota
-
Badlands National Park (1)
-
Butte County South Dakota (1)
-
Corson County South Dakota (1)
-
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-
Fall River County South Dakota (2)
-
Grant County South Dakota (1)
-
Harding County South Dakota (1)
-
Harney Peak Granite (1)
-
Meade County South Dakota (2)
-
Minnehaha County South Dakota (1)
-
Pennington County South Dakota (3)
-
Roberts County South Dakota (1)
-
-
South Platte River valley (2)
-
Southern U.S. (3)
-
Southwestern U.S. (78)
-
Susquehanna River (1)
-
Susquehanna River basin (1)
-
Talladega Front (1)
-
Tennessee
-
Blount County Tennessee (2)
-
Cocke County Tennessee (1)
-
Davidson County Tennessee
-
Nashville Tennessee (1)
-
-
Grainger County Tennessee (1)
-
Jackson County Tennessee (1)
-
Knox County Tennessee (1)
-
Shelby County Tennessee
-
Memphis Tennessee (3)
-
-
Washington County Tennessee (1)
-
White County Tennessee (2)
-
-
Tennessee River (2)
-
Texas
-
Amarillo Uplift (2)
-
Balcones fault zone (3)
-
Bastrop County Texas (1)
-
Bell County Texas (1)
-
Bexar County Texas (1)
-
Borden County Texas (1)
-
Brewster County Texas
-
Big Bend National Park (7)
-
-
Brown County Texas (1)
-
Burnet County Texas (1)
-
Clay County Texas (1)
-
Cochran County Texas (1)
-
Comal County Texas (2)
-
Culberson County Texas
-
Van Horn Texas (1)
-
-
Dallas County Texas
-
Dallas Texas (1)
-
-
East Texas (1)
-
Ector County Texas (1)
-
Edwards Aquifer (1)
-
Edwards Plateau (2)
-
El Paso County Texas
-
El Paso Texas (3)
-
-
Foard County Texas (1)
-
Fort Worth Basin (8)
-
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-
Galveston County Texas
-
Galveston Island (1)
-
-
Garza County Texas (1)
-
Hood County Texas (1)
-
Hudspeth County Texas (1)
-
Jeff Davis County Texas (1)
-
Kendall County Texas (1)
-
Kimble County Texas (1)
-
Kinney County Texas (1)
-
Liberty County Texas (1)
-
Llano County Texas (1)
-
Llano Uplift (4)
-
Loving County Texas (1)
-
Lubbock County Texas
-
Lubbock Lake (1)
-
Lubbock Texas (1)
-
-
Marathon Geosyncline (3)
-
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-
Mason County Texas (1)
-
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-
Midland Basin (7)
-
Pecos County Texas (3)
-
Potter County Texas (1)
-
Presidio County Texas (1)
-
Reeves County Texas (2)
-
Roberts County Texas (1)
-
Sabine County Texas (1)
-
San Marcos Arch (1)
-
Somervell County Texas (1)
-
Tarrant County Texas
-
Fort Worth Texas (1)
-
-
Terrell County Texas (3)
-
Travis County Texas
-
Austin Texas (3)
-
-
Val Verde Basin (2)
-
Val Verde County Texas (2)
-
Ward County Texas (1)
-
West Texas (29)
-
Williamson County Texas (1)
-
Winkler County Texas (1)
-
Young County Texas (1)
-
Zavala County Texas (1)
-
-
Trans-Pecos (3)
-
U. S. Rocky Mountains
-
Absaroka Range
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Beartooth Mountains (1)
-
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Bighorn Mountains (5)
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San Juan Mountains
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-
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Sangre de Cristo Mountains (16)
-
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-
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Uinta Mountains (16)
-
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-
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-
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-
-
Uinta Basin (13)
-
Uncompahgre Uplift (12)
-
Utah
-
Beaver County Utah
-
Mineral Mountains (1)
-
-
Bingham mining district (5)
-
Box Elder County Utah (2)
-
Cache County Utah (4)
-
Canyonlands National Park (7)
-
Carbon County Utah (6)
-
Daggett County Utah (3)
-
Drum Mountains (2)
-
Duchesne County Utah (3)
-
Emery County Utah
-
Emery Utah (1)
-
-
Garfield County Utah (15)
-
Grand County Utah
-
Moab Utah (6)
-
-
Grand Staircase-Escalante National Monument (6)
-
Great Salt Lake (2)
-
Henry Mountains (4)
-
Iron County Utah (3)
-
Juab County Utah (7)
-
Kaiparowits Plateau (14)
-
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-
Millard County Utah
-
House Range (1)
-
-
Morgan County Utah (1)
-
Oquirrh Mountains (3)
-
Piute County Utah
-
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-
-
Rich County Utah (3)
-
Salt Lake County Utah
-
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-
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-
-
San Juan County Utah (13)
-
San Rafael Swell (9)
-
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-
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-
Sevier Desert (5)
-
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-
Tintic mining district (1)
-
Tooele County Utah
-
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-
-
Uintah County Utah (2)
-
Utah County Utah
-
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-
-
Wah Wah Mountains (1)
-
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-
Wasatch Plateau (11)
-
Washington County Utah (15)
-
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-
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-
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-
-
Vermont (3)
-
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-
Virginia
-
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-
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-
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-
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-
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-
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Wabash Valley (1)
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-
Washington
-
Chelan County Washington (2)
-
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-
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-
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-
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-
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-
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-
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Puget Lowland (1)
-
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-
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-
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-
-
Snohomish County Washington (1)
-
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-
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-
-
Stevens County Washington (3)
-
Whatcom County Washington (6)
-
-
West Virginia
-
Boone County West Virginia (1)
-
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-
McDowell County West Virginia (1)
-
Mercer County West Virginia (1)
-
Mingo County West Virginia (1)
-
Raleigh County West Virginia (1)
-
Tyler County West Virginia (1)
-
Wayne County West Virginia (1)
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Wetzel County West Virginia (1)
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Wood County West Virginia (1)
-
Wyoming County West Virginia (1)
-
-
Western U.S. (127)
-
Wisconsin
-
Pierce County Wisconsin (1)
-
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-
-
Wyoming
-
Albany County Wyoming (1)
-
Big Horn County Wyoming (9)
-
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-
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-
Converse County Wyoming (2)
-
Crook County Wyoming (4)
-
Fremont County Wyoming (4)
-
Goshen County Wyoming (1)
-
Great Divide Basin (3)
-
Hanna Basin (7)
-
Heart Mountain Fault (2)
-
Hot Springs County Wyoming (1)
-
Johnson County Wyoming (2)
-
Laramie Basin (1)
-
Laramie County Wyoming (1)
-
Lincoln County Wyoming (3)
-
Natrona County Wyoming (4)
-
Owl Creek Mountains (3)
-
Park County Wyoming (7)
-
Platte County Wyoming (2)
-
Rock Springs Uplift (2)
-
Sheridan County Wyoming (1)
-
Sublette County Wyoming
-
Pinedale Anticline (1)
-
-
Sweetwater County Wyoming (2)
-
Teapot Dome (1)
-
Teton County Wyoming
-
Grand Teton National Park (1)
-
Jackson Hole (1)
-
-
Uinta County Wyoming (2)
-
Washakie County Wyoming (5)
-
Weston County Wyoming (1)
-
Wind River Range (3)
-
-
Wyoming Province (9)
-
Yavapai Province (28)
-
Yellowstone National Park (8)
-
Yellowstone River (3)
-
-
USSR (3)
-
Veracruz Basin (1)
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Verde Valley (2)
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Walker Lake (1)
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West Pacific Ocean Islands
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-
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Western Desert (3)
-
White Mountain (1)
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Zealandia (7)
-
-
commodities
-
aggregate (4)
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asbestos deposits (1)
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bentonite deposits (2)
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bitumens (7)
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borate deposits (1)
-
brines (34)
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ceramic materials (2)
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clay deposits (1)
-
coal deposits (12)
-
construction materials
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-
-
diamond deposits (2)
-
energy sources (24)
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evaporite deposits (1)
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feldspar deposits (2)
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fluorspar deposits (2)
-
gems (13)
-
geothermal energy (8)
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glass materials (1)
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gravel deposits (1)
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heavy mineral deposits (3)
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helium gas (1)
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industrial minerals (4)
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-
limestone deposits (1)
-
marble deposits (1)
-
metal ores
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-
antimony ores (2)
-
arsenic ores (6)
-
base metals (24)
-
beryllium ores (6)
-
bismuth ores (4)
-
chromite ores (4)
-
cobalt ores (4)
-
copper ores (310)
-
gold ores (269)
-
IOCG deposits (13)
-
iron ores (31)
-
lead ores (47)
-
lead-zinc deposits (29)
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lithium ores (4)
-
manganese ores (12)
-
mercury ores (2)
-
molybdenum ores (121)
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nickel ores (11)
-
niobium ores (4)
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palladium ores (2)
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platinum ores (9)
-
polymetallic ores (22)
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pyrite ores (1)
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rare earth deposits (16)
-
rhenium ores (1)
-
silver ores (78)
-
tantalum ores (3)
-
tellurium ores (3)
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thorium ores (2)
-
tin ores (14)
-
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-
tungsten ores (18)
-
uranium ores (36)
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vanadium ores (2)
-
zinc ores (57)
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zirconium ores (1)
-
-
mineral deposits, genesis (397)
-
mineral exploration (181)
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oil and gas fields (76)
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ornamental materials (2)
-
petroleum
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natural gas
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coalbed methane (7)
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shale gas (9)
-
-
shale oil (6)
-
-
phosphate deposits (4)
-
placers
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beach placers (2)
-
stream placers (2)
-
-
potash (2)
-
refractory materials (1)
-
ruby (2)
-
sodium carbonate (1)
-
sodium sulfate (1)
-
strategic minerals (1)
-
talc deposits (1)
-
tight sands (4)
-
water resources (14)
-
zeolite deposits (4)
-
-
elements, isotopes
-
boron
-
B-11/B-10 (5)
-
-
carbon
-
C-13 (1)
-
C-13/C-12 (190)
-
C-14 (142)
-
C-14/C-12 (1)
-
organic carbon (22)
-
-
chemical elements (2)
-
chemical ratios (30)
-
halogens
-
bromine
-
bromide ion (1)
-
-
chlorine
-
chloride ion (3)
-
Cl-36 (15)
-
Cl-37/Cl-35 (2)
-
-
fluorine (11)
-
iodine
-
I-129 (3)
-
-
-
hydrogen
-
D/H (55)
-
deuterium (10)
-
tritium (3)
-
-
incompatible elements (1)
-
isotope ratios (586)
-
isotopes
-
radioactive isotopes
-
Al-26 (16)
-
Ar-40/Ar-39 (7)
-
Be-10 (50)
-
C-14 (142)
-
C-14/C-12 (1)
-
Cl-36 (15)
-
I-129 (3)
-
Pb-204 (1)
-
Pb-206/Pb-204 (60)
-
Pb-207/Pb-204 (45)
-
Pb-208/Pb-204 (35)
-
Pb-210 (3)
-
Po-210 (1)
-
Ra-224 (1)
-
Ra-226 (1)
-
Rb-87/Sr-86 (6)
-
Re-187/Os-188 (2)
-
Rn-222 (3)
-
Sm-147/Nd-144 (15)
-
Th-230 (3)
-
Th-232 (1)
-
tritium (3)
-
U-235 (1)
-
U-238 (3)
-
U-238/Pb-206 (2)
-
U-238/U-234 (3)
-
U-238/U-235 (1)
-
-
stable isotopes
-
Ar-36 (1)
-
Ar-40 (1)
-
Ar-40/Ar-39 (7)
-
B-11/B-10 (5)
-
C-13 (1)
-
C-13/C-12 (190)
-
C-14/C-12 (1)
-
Cl-37/Cl-35 (2)
-
D/H (55)
-
deuterium (10)
-
Fe-56/Fe-54 (5)
-
Fe-57 (1)
-
Fe-57/Fe-54 (1)
-
He-3 (12)
-
He-4 (1)
-
He-4/He-3 (8)
-
Hf-177/Hf-176 (79)
-
Kr-84 (1)
-
Li-6 (1)
-
Li-7 (1)
-
Li-7/Li-6 (2)
-
N-15/N-14 (4)
-
Nd-144/Nd-143 (102)
-
Ne-20 (1)
-
Ne-21 (2)
-
O-17 (1)
-
O-17/O-16 (2)
-
O-18/O-16 (248)
-
Os-188/Os-187 (8)
-
Pb-206 (1)
-
Pb-206/Pb-204 (60)
-
Pb-207 (1)
-
Pb-207/Pb-204 (45)
-
Pb-207/Pb-206 (10)
-
Pb-208 (2)
-
Pb-208/Pb-204 (35)
-
Pb-208/Pb-206 (2)
-
Rb-87/Sr-86 (6)
-
Re-187/Os-188 (2)
-
S-33 (2)
-
S-33/S-32 (2)
-
S-34/S-32 (62)
-
S-36 (2)
-
Si-30/Si-28 (1)
-
Sm-147/Nd-144 (15)
-
Sr-87/Sr-86 (154)
-
U-238/Pb-206 (2)
-
-
-
large-ion lithophile elements (2)
-
Lu/Hf (41)
-
metals
-
actinides
-
thorium
-
Th-230 (3)
-
Th-232 (1)
-
-
uranium
-
U-235 (1)
-
U-238 (3)
-
U-238/Pb-206 (2)
-
U-238/U-234 (3)
-
U-238/U-235 (1)
-
-
-
alkali metals
-
cesium (6)
-
lithium
-
Li-6 (1)
-
Li-7 (1)
-
Li-7/Li-6 (2)
-
-
potassium (8)
-
rubidium
-
Rb-87/Sr-86 (6)
-
-
sodium (7)
-
-
alkaline earth metals
-
barium (7)
-
beryllium
-
Be-10 (50)
-
-
calcium
-
Mg/Ca (3)
-
Sr/Ca (2)
-
-
magnesium
-
Mg/Ca (3)
-
-
radium
-
Ra-224 (1)
-
Ra-226 (1)
-
-
strontium
-
Rb-87/Sr-86 (6)
-
Sr/Ca (2)
-
Sr-87/Sr-86 (154)
-
-
-
aluminum
-
Al-26 (16)
-
-
antimony (1)
-
arsenic (8)
-
bismuth (3)
-
cadmium (1)
-
chromium (12)
-
cobalt (8)
-
copper (23)
-
gallium (1)
-
germanium (1)
-
gold (13)
-
hafnium
-
Hf-177/Hf-176 (79)
-
-
indium (2)
-
iron
-
Fe-56/Fe-54 (5)
-
Fe-57 (1)
-
Fe-57/Fe-54 (1)
-
ferric iron (12)
-
ferrous iron (15)
-
-
lead
-
Pb-204 (1)
-
Pb-206 (1)
-
Pb-206/Pb-204 (60)
-
Pb-207 (1)
-
Pb-207/Pb-204 (45)
-
Pb-207/Pb-206 (10)
-
Pb-208 (2)
-
Pb-208/Pb-204 (35)
-
Pb-208/Pb-206 (2)
-
Pb-210 (3)
-
U-238/Pb-206 (2)
-
-
manganese (10)
-
mercury (6)
-
molybdenum (6)
-
nickel (6)
-
niobium (11)
-
platinum group
-
iridium (4)
-
osmium
-
Os-188/Os-187 (8)
-
Re-187/Os-188 (2)
-
-
palladium (2)
-
palladium ores (2)
-
platinum (4)
-
platinum ores (9)
-
ruthenium (1)
-
-
polonium
-
Po-210 (1)
-
-
precious metals (15)
-
rare earths
-
cerium (10)
-
dysprosium (2)
-
europium (14)
-
gadolinium (3)
-
lanthanum (7)
-
lutetium (9)
-
neodymium
-
Nd-144/Nd-143 (102)
-
Sm-147/Nd-144 (15)
-
-
samarium
-
Sm-147/Nd-144 (15)
-
-
scandium (2)
-
terbium (1)
-
ytterbium (6)
-
yttrium (26)
-
-
rhenium
-
Re-187/Os-188 (2)
-
-
silver (8)
-
tantalum (6)
-
thallium (2)
-
tin (5)
-
titanium (15)
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nitrogen
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noble gases
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helium
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krypton
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neon
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radon
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Rn-222 (3)
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xenon (4)
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oxygen
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dissolved oxygen (3)
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O-17 (1)
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O-17/O-16 (2)
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O-18/O-16 (248)
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phosphorus (8)
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S-34/S-32 (62)
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tellurium (2)
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fossils
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borings (6)
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Chordata
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Vertebrata
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Aves (4)
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Artiodactyla
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Tylopoda
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Carnivora
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Insectivora
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Equidae
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Primates
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Hominidae
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Homo
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Proboscidea
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Rodentia
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Reptilia
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Diapsida
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Archosauria
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Ornithopoda
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Saurischia
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Theropoda
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Carnosauria
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Pterosauria (2)
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Thecodontia
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Synapsida
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Cynodontia (6)
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coprolites (7)
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Invertebrata
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Cirripedia (1)
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Podocopida
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Insecta
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Diptera
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Exopterygota
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Isoptera (1)
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Myriapoda (3)
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Brachiopoda
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Articulata
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Strophomenida (1)
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Inarticulata
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Bryozoa (7)
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Echinodermata
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Asterozoa
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Crinozoa
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Mollusca
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Veneroida
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Astartidae
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Veneridae
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Mytilus (1)
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Ostreoidea
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Palaeoheterodonta
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Unionidae (3)
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Pterioida
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Pteriina
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Anthraconaia (1)
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Inocerami
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Inoceramus (2)
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Cephalopoda
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Ammonoidea
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Ammonites (4)
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Goniatitida
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Goniatites (1)
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-
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Coleoidea
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Gastropoda
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Mesogastropoda
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Hyolithes (3)
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Tentaculitida
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-
-
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Porifera
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Stromatoporoidea (3)
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Protista
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Foraminifera
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Fusulinina
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Fusulinidae
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Triticites (1)
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-
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Rotaliina
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Buliminacea
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Uvigerinidae
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Uvigerina (1)
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-
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Globigerinacea
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Globigerina (2)
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Globorotaliidae
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Globorotalia (1)
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Hedbergella (1)
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Neogloboquadrina
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Neogloboquadrina pachyderma (1)
-
-
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Nodosariacea
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Lenticulina (1)
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-
-
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Rotaliacea
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Nummulites (1)
-
-
-
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Textulariina
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Lituolacea
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Lituolidae
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Trochammina (1)
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Radiolaria (11)
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Silicoflagellata (1)
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Thecamoeba (5)
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Vermes
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Annelida (1)
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Metazoa (5)
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Conodonta
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Neognathodus (1)
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Fusulinina
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Fusulinidae
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Triticites (1)
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-
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problematic microfossils (11)
-
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palynomorphs
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acritarchs (16)
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Chitinozoa (1)
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Dinoflagellata (16)
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megaspores (1)
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pollen (72)
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Plantae
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Chlorophyta
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Chlorophyceae
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-
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Coccolithophoraceae
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diatoms (14)
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Rhodophyta
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Corallinaceae
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Lithophyllum (1)
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-
-
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Pteridophyta
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Filicopsida
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Spermatophyta
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Monocotyledoneae
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Coniferales
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Pinaceae
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Tsuga (1)
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Cycadales (3)
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Dadoxylon (1)
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Ginkgoales
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-
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Pteridospermae (5)
-
-
-
-
problematic fossils
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problematic microfossils (11)
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prokaryotes (1)
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Pterobranchia (2)
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thallophytes (6)
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tracks (41)
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geochronology methods
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(U-Th)/He (125)
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Ar/Ar (314)
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uranium disequilibrium (17)
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geologic age
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Anthropocene (2)
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Cenozoic
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Blancan (8)
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Bronze Age (2)
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Glenns Ferry Formation (5)
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Iron Age (2)
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middle Cenozoic (9)
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Quaternary
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Holocene
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Neoglacial
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upper Holocene
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Little Ice Age (1)
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Roman period (2)
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Innuitian ice sheet (2)
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Mazama Ash (1)
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middle Quaternary (1)
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Pleistocene
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Bandelier Tuff (4)
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Bishop Tuff (5)
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Blackwater Draw Formation (1)
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Irvingtonian (4)
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Lake Agassiz (1)
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Lake Lahontan (4)
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Lake Missoula (1)
-
lower Pleistocene
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Olduvai Subchron (1)
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Matuyama Chron (1)
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middle Pleistocene (9)
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upper Pleistocene
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Devensian
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upper Devensian (2)
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Rancholabrean (1)
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Sangamonian (1)
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Sartanian (1)
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Weichselian
-
upper Weichselian
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Allerod (4)
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Bolling (2)
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Younger Dryas (22)
-
-
-
Wisconsinan
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middle Wisconsinan (2)
-
upper Wisconsinan
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Fraser Glaciation (1)
-
-
-
-
-
upper Quaternary
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Brunhes Chron (1)
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Pinedale Glaciation (1)
-
-
Zhoukoudian (1)
-
-
Saugus Formation (2)
-
Sierra Ladrones Formation (1)
-
Siwalik System (3)
-
Tertiary
-
Arikaree Group (1)
-
Arikareean (2)
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Calipuy Group (2)
-
Catahoula Formation (3)
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Challis Volcanics (7)
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Esna Shale (1)
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Florissant Lake Beds (3)
-
John Day Formation (4)
-
lower Tertiary (13)
-
middle Tertiary
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Soda Lake Shale Member (1)
-
-
Muddy Creek Formation (7)
-
Neogene
-
Andalhuala Formation (1)
-
Bidahochi Formation (5)
-
Browns Park Formation (1)
-
Deschutes Formation (1)
-
Hemphillian (4)
-
Miocene
-
Ash Hollow Formation (1)
-
Barstovian (3)
-
Barstow Formation (3)
-
Clarendonian (2)
-
Columbia River Basalt Group (11)
-
Fleming Formation (1)
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Honda Group (1)
-
lower Miocene
-
Hemingfordian (2)
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Saucesian (1)
-
Waitemata Group (1)
-
-
middle Miocene
-
Langhian (1)
-
-
Paintbrush Tuff (2)
-
Peach Springs Tuff (2)
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Surma Group (1)
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Tiva Canyon Member (2)
-
Topopah Spring Member (2)
-
upper Miocene
-
Chiquimil Formation (1)
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Messinian (3)
-
Modelo Formation (1)
-
Mount Messenger Formation (2)
-
Puente Formation (2)
-
Punchbowl Formation (2)
-
Tortonian (2)
-
-
Zia Formation (1)
-
-
Ogallala Formation (4)
-
Pliocene
-
Cimmerian (3)
-
Hadar Formation (1)
-
lower Pliocene
-
Zanclean (1)
-
-
middle Pliocene (1)
-
upper Pliocene
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Rexroad Formation (1)
-
-
-
Sisquoc Formation (1)
-
upper Neogene (3)
-
-
Neyveli Lignite (1)
-
Paleogene
-
Barail Group (1)
-
Chadron Formation (1)
-
Claron Formation (3)
-
Duchesne River Formation (2)
-
Eocene
-
Absaroka Supergroup (2)
-
Annot Sandstone (1)
-
Bridger Formation (2)
-
Bridgerian (1)
-
Chuckanut Formation (2)
-
Chumstick Formation (2)
-
Clarno Formation (2)
-
Colton Formation (3)
-
Crescent Formation (1)
-
Ghazij Formation (1)
-
Green River Formation (11)
-
Lake Gosiute (5)
-
Lake Uinta (1)
-
lower Eocene
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Thebes Formation (1)
-
Wasatchian (2)
-
Willwood Formation (6)
-
Wind River Formation (1)
-
Ypresian
-
London Clay (1)
-
-
-
middle Eocene
-
Claiborne Group (3)
-
Cook Mountain Formation (1)
-
Lutetian (1)
-
Santee Limestone (1)
-
Tyee Formation (2)
-
Yegua Formation (1)
-
-
Mirador Formation (1)
-
Narizian (1)
-
Ootsa Lake Group (1)
-
Subathu Formation (1)
-
Swauk Formation (1)
-
Umpqua Formation (2)
-
upper Eocene
-
Jackson Group (1)
-
La Meseta Formation (1)
-
Tejon Formation (1)
-
-
Wilkins Peak Member (2)
-
-
Hanna Formation (5)
-
Kenai Group (1)
-
lower Paleogene (13)
-
Oligocene
-
Brule Formation (1)
-
Fish Canyon Tuff (2)
-
Frio Formation (2)
-
lower Oligocene (6)
-
upper Oligocene (15)
-
Vicksburg Group (1)
-
-
Orca Group (1)
-
Paleocene
-
lower Paleocene
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Danian (4)
-
K-T boundary (20)
-
Puercan (5)
-
Torrejonian (2)
-
-
middle Paleocene (1)
-
Nacimiento Formation (4)
-
Ravenscrag Formation (1)
-
Silverado Formation (1)
-
Tongue River Member (1)
-
Tullock Member (3)
-
upper Paleocene
-
Tiffanian (4)
-
-
-
Paleocene-Eocene Thermal Maximum (2)
-
Refugian (1)
-
Renova Formation (6)
-
Sespe Formation (5)
-
upper Paleogene (1)
-
Wasatch Formation (6)
-
White River Group (3)
-
Wilcox Group (12)
-
-
Sarmiento Formation (1)
-
upper Tertiary (2)
-
Vaqueros Formation (1)
-
-
upper Cenozoic
-
Tamiami Formation (1)
-
-
Yakataga Formation (2)
-
-
Coal Measures (2)
-
Dalradian (2)
-
Lake Bonneville (9)
-
Laurentide ice sheet (8)
-
Mesozoic
-
Bisbee Group (4)
-
Condrey Mountain Schist (1)
-
Cretaceous
-
Alisitos Formation (1)
-
Blairmore Group (2)
-
Colorado Group (1)
-
Comanchean
-
Buda Limestone (1)
-
Edwards Formation (1)
-
Glen Rose Formation (1)
-
Pearsall Formation (1)
-
Trinity Group (1)
-
-
Dakota Formation (17)
-
Graneros Shale (1)
-
Lower Cretaceous
-
Agrio Formation (2)
-
Albian
-
upper Albian (1)
-
-
Aptian
-
Shuaiba Formation (2)
-
-
Barremian (6)
-
Bear River Formation (1)
-
Berriasian (3)
-
Blackleaf Formation (1)
-
Burro Canyon Formation (4)
-
Cadomin Formation (1)
-
Cedar Mountain Formation (8)
-
Clearwater Formation (2)
-
Cloverly Formation (3)
-
Edwards Formation (1)
-
Fall River Formation (1)
-
Gething Formation (1)
-
Glen Rose Formation (1)
-
Hauterivian (4)
-
Lakota Formation (1)
-
Mannville Group (4)
-
McMurray Formation (4)
-
Mowry Shale (2)
-
Muddy Sandstone (3)
-
Mural Limestone (2)
-
Newcastle Sandstone (1)
-
Pearsall Formation (1)
-
Pebble Shale (1)
-
Skull Creek Shale (1)
-
Trinity Group (1)
-
Valanginian (3)
-
Yingcheng Formation (1)
-
-
Mancos Shale (13)
-
Middle Cretaceous
-
Winton Formation (1)
-
-
Nanushuk Group (1)
-
Potomac Group (2)
-
Quantou Formation (1)
-
Queen Charlotte Group (1)
-
Toolebuc Formation (1)
-
Upper Cretaceous
-
Bearpaw Formation (1)
-
Belle Fourche Shale (2)
-
Belly River Formation (2)
-
Blackhawk Formation (8)
-
Bridge Creek Limestone Member (3)
-
Buda Limestone (1)
-
Campanian
-
Dinosaur Park Formation (2)
-
lower Campanian (4)
-
upper Campanian (4)
-
-
Cardium Formation (1)
-
Carlile Shale (4)
-
Castlegate Sandstone (9)
-
Cenomanian
-
Dunvegan Formation (3)
-
lower Cenomanian (1)
-
upper Cenomanian (3)
-
-
Codell Sandstone Member (1)
-
Cody Shale (2)
-
Coker Formation (1)
-
Colville Group (1)
-
Coniacian (8)
-
Ferron Sandstone Member (4)
-
Fort Hays Limestone Member (2)
-
Fox Hills Formation (2)
-
Frontier Formation (4)
-
Fruitland Formation (2)
-
Gallup Sandstone (7)
-
Greenhorn Limestone (5)
-
Gulfian
-
Aguja Formation (2)
-
Austin Chalk (2)
-
Austin Group (1)
-
Eagle Ford Formation (6)
-
Woodbine Formation (2)
-
-
Harebell Formation (1)
-
Hell Creek Formation (10)
-
Hornbrook Formation (5)
-
Horseshoe Canyon Formation (1)
-
Javelina Formation (2)
-
Judith River Formation (3)
-
Kaiparowits Formation (6)
-
Kirtland Shale (2)
-
K-T boundary (20)
-
La Luna Formation (2)
-
Ladd Formation (1)
-
Lance Formation (4)
-
Maestrichtian
-
upper Maestrichtian (2)
-
-
Mesaverde Group (13)
-
Middendorf Formation (1)
-
Milk River Formation (1)
-
Montana Group (1)
-
Niobrara Formation (6)
-
Ojo Alamo Sandstone (4)
-
Oldman Formation (1)
-
Pictured Cliffs Sandstone (1)
-
Pierre Shale (9)
-
Point Lookout Sandstone (2)
-
Ripley Formation (1)
-
Rock Springs Formation (1)
-
Rosario Formation (1)
-
Santonian (8)
-
Senonian (33)
-
Sharon Springs Member (1)
-
Smoky Hill Chalk Member (1)
-
Star Point Sandstone (4)
-
Straight Cliffs Formation (10)
-
Tropic Shale (2)
-
Tuolumne Intrusive Suite (6)
-
Turonian
-
lower Turonian (1)
-
middle Turonian (2)
-
upper Turonian (1)
-
-
Tuscaloosa Formation (2)
-
Two Medicine Formation (4)
-
Wahweap Formation (6)
-
Williams Fork Formation (4)
-
Williams Formation (1)
-
-
Valdez Group (2)
-
-
Franciscan Complex (17)
-
Glen Canyon Group (6)
-
Great Valley Sequence (15)
-
Jurassic
-
Arapien Shale (2)
-
Aztec Sandstone (6)
-
Bonanza Group (1)
-
Carmel Formation (9)
-
Clarens Formation (3)
-
Coast Range Ophiolite (2)
-
Fernie Formation (2)
-
Ferrar Group (3)
-
Kingak Shale (1)
-
Ladner Group (1)
-
Lower Jurassic
-
Hettangian (5)
-
Laberge Group (2)
-
lower Liassic (1)
-
middle Liassic (2)
-
Pliensbachian (5)
-
Sinemurian (2)
-
Talkeetna Formation (1)
-
Toarcian (5)
-
Triassic-Jurassic boundary (2)
-
upper Liassic (1)
-
-
Middle Jurassic
-
Aalenian (3)
-
Bajocian
-
Brent Group (1)
-
-
Bathonian (3)
-
Callovian (1)
-
Page Sandstone (4)
-
Summerville Formation (2)
-
Todilto Formation (1)
-
-
Norphlet Formation (4)
-
Opalinus Clay (1)
-
Oxford Clay (1)
-
Posidonia Shale (1)
-
San Rafael Group (4)
-
Twin Creek Limestone (1)
-
Upper Jurassic
-
Brushy Basin Member (8)
-
Buckner Formation (2)
-
Entrada Sandstone (17)
-
Galice Formation (3)
-
Haynesville Formation (2)
-
Jeanne d'Arc Formation (1)
-
Kimmeridgian
-
upper Kimmeridgian (1)
-
-
La Casita Formation (1)
-
Morrison Formation (33)
-
Naknek Formation (1)
-
Oxfordian (6)
-
Salt Wash Sandstone Member (6)
-
Smackover Formation (3)
-
Stump Formation (2)
-
Sundance Formation (9)
-
Swift Formation (1)
-
Tithonian (6)
-
-
-
Kayenta Formation (6)
-
lower Mesozoic (12)
-
Maiolica Limestone (1)
-
McHugh Complex (2)
-
middle Mesozoic (2)
-
Moenave Formation (5)
-
Navajo Sandstone (34)
-
Newark Supergroup (6)
-
Nugget Sandstone (3)
-
Orocopia Schist (11)
-
Statfjord Formation (1)
-
Triassic
-
Charlie Lake Formation (1)
-
Fremouw Formation (3)
-
Hawkesbury Sandstone (2)
-
Liard Formation (2)
-
Lower Triassic
-
Bunter
-
Voltzia Sandstone (1)
-
-
Dinwoody Formation (1)
-
Olenekian (1)
-
Permian-Triassic boundary (10)
-
Smithian (2)
-
Spathian (3)
-
Thaynes Formation (3)
-
-
Middle Triassic
-
Anisian (5)
-
Doig Formation (1)
-
Muschelkalk (1)
-
-
Moenkopi Formation (18)
-
Mole Granite (2)
-
Montney Formation (1)
-
Nicola Group (3)
-
Red Peak Formation (2)
-
Sherwood Sandstone (2)
-
Shublik Formation (2)
-
Upper Triassic
-
Baldonnel Formation (1)
-
Carnian
-
Ischigualasto Formation (3)
-
-
Chinle Formation (44)
-
Dockum Group (3)
-
Karmutsen Group (1)
-
Keuper (2)
-
Mercia Mudstone (2)
-
Molteno Formation (1)
-
Norian (19)
-
Pardonet Formation (1)
-
Petrified Forest Member (5)
-
Redonda Formation (2)
-
Rhaetian
-
Penarth Group (1)
-
-
Shinarump Member (8)
-
Stuhini Group (2)
-
Triassic-Jurassic boundary (2)
-
Xujiahe Formation (1)
-
Yanchang Formation (2)
-
-
-
upper Mesozoic (3)
-
Vaca Muerta Formation (1)
-
Wingate Sandstone (3)
-
Yanshanian (1)
-
-
MIS 2 (1)
-
MIS 3 (1)
-
MIS 5 (2)
-
MIS 7 (1)
-
Moldanubian (3)
-
Paleozoic
-
Acatlan Complex (8)
-
Bird Spring Formation (5)
-
Cambrian
-
Acadian (2)
-
Bonanza King Formation (2)
-
Brigham Group (2)
-
Carrara Formation (3)
-
Kanmantoo Group (1)
-
Lower Cambrian
-
Chilhowee Group (2)
-
Poleta Formation (4)
-
Terreneuvian (2)
-
Tommotian (1)
-
Zabriskie Quartzite (2)
-
-
Middle Cambrian
-
Bright Angel Shale (3)
-
Burgess Shale (2)
-
Flathead Sandstone (4)
-
Marjum Formation (1)
-
Wheeler Formation (2)
-
-
Mount Read Volcanics (1)
-
Pioche Shale (3)
-
Tapeats Sandstone (4)
-
Upper Cambrian
-
Furongian (3)
-
Lamotte Sandstone (1)
-
Mount Simon Sandstone (6)
-
Nopah Formation (2)
-
Pilgrim Formation (1)
-
Potsdam Sandstone (3)
-
Steptoean (1)
-
-
-
Carboniferous
-
Amsden Formation (1)
-
Chilliwack Group (2)
-
Diamond Peak Formation (1)
-
Ely Limestone (1)
-
Huanglong Formation (1)
-
Jackfork Group (1)
-
Johns Valley Formation (1)
-
Lower Carboniferous
-
Dinantian (6)
-
-
Middle Carboniferous (2)
-
Mississippian
-
Barnett Shale (7)
-
Boone Formation (1)
-
Borden Group (1)
-
Chainman Shale (1)
-
Leadville Formation (2)
-
Lower Mississippian
-
Joana Limestone (1)
-
Kayak Shale (2)
-
Kekiktuk Conglomerate (3)
-
Kinderhookian
-
Banff Formation (2)
-
-
Lake Valley Formation (1)
-
Lodgepole Formation (1)
-
Osagian
-
Burlington Limestone (1)
-
-
Tournaisian (4)
-
-
Madison Group (4)
-
Middle Mississippian
-
Visean (5)
-
-
Redwall Limestone (3)
-
Stanley Group (1)
-
Upper Mississippian
-
Chesterian
-
Golconda Formation (1)
-
-
Hartselle Sandstone (3)
-
Hinton Formation (1)
-
Mauch Chunk Formation (2)
-
Meramecian
-
Salem Limestone (1)
-
-
Serpukhovian (5)
-
-
-
Namurian (2)
-
Pennsylvanian
-
Brazil Formation (1)
-
Conemaugh Group (1)
-
Cumberland Group (1)
-
Joggins Formation (2)
-
Lower Pennsylvanian
-
Bashkirian (3)
-
Caseyville Formation (1)
-
Haymond Formation (2)
-
Morrowan
-
Bloyd Formation (1)
-
-
-
Mattoon Formation (1)
-
Middle Pennsylvanian
-
Allegheny Group (1)
-
Atokan
-
Atoka Formation (1)
-
-
Desmoinesian (4)
-
Moscovian (6)
-
Paradox Formation (7)
-
Staunton Formation (1)
-
-
Minturn Formation (2)
-
Monongahela Group (2)
-
Pottsville Group (1)
-
Smithwick Shale (1)
-
Upper Pennsylvanian
-
Canyon Group (1)
-
Cisco Group (1)
-
Gzhelian (2)
-
Holder Formation (1)
-
Kasimovian (3)
-
Missourian
-
Lansing Group (2)
-
Plattsburg Limestone (1)
-
-
Virgilian
-
Douglas Group (1)
-
Lawrence Formation (1)
-
Shawnee Group (1)
-
Tonganoxie Sandstone (1)
-
Wabaunsee Group (1)
-
-
Wescogame Formation (1)
-
-
Watahomigi Formation (2)
-
-
Tesnus Formation (1)
-
Upper Carboniferous
-
Millstone Grit (1)
-
Westphalian (6)
-
-
-
Catskill Formation (1)
-
Chattanooga Shale (2)
-
Devonian
-
Guilmette Formation (3)
-
Heemskirk Granite (1)
-
Lost Burro Formation (1)
-
Lower Devonian
-
Battery Point Formation (1)
-
Coeymans Formation (1)
-
Emsian (5)
-
Lochkovian (4)
-
Manlius Formation (2)
-
Pragian (1)
-
-
Middle Devonian
-
Cedar Valley Formation (1)
-
Dundee Limestone (1)
-
Eifelian (1)
-
Givetian (5)
-
Marcellus Shale (3)
-
Onondaga Limestone (1)
-
Prairie Evaporite (1)
-
-
Muth Quartzite (1)
-
Old Red Sandstone (6)
-
Popovich Formation (1)
-
Slave Point Formation (1)
-
Upper Devonian
-
Duperow Formation (1)
-
Famennian
-
lower Famennian (1)
-
upper Famennian (2)
-
-
Frasnian
-
upper Frasnian (1)
-
-
Jefferson Group (2)
-
Kanayut Conglomerate (2)
-
Nisku Formation (1)
-
Palliser Formation (1)
-
-
Waterways Formation (1)
-
-
Dunkard Group (2)
-
Ellis Bay Formation (1)
-
Exshaw Formation (1)
-
Gfohl Unit (1)
-
Hanson Creek Formation (1)
-
Honaker Trail Formation (1)
-
Keyser Limestone (1)
-
Knox Group (1)
-
Lisburne Group (4)
-
lower Paleozoic
-
Wilmington Complex (1)
-
-
Maroon Formation (3)
-
middle Paleozoic
-
Hillabee Chlorite Schist (1)
-
-
Minnelusa Formation (1)
-
New Albany Shale (2)
-
Ordovician
-
Chickamauga Group (1)
-
Eureka Quartzite (4)
-
Lower Ordovician
-
Arenigian (2)
-
Beekmantown Group (1)
-
El Paso Group (2)
-
Ellenburger Group (3)
-
Fillmore Formation (1)
-
Ibexian (1)
-
Manitou Formation (1)
-
Tremadocian (4)
-
-
Martinsburg Formation (2)
-
Meguma Group (2)
-
Middle Ordovician
-
Black River Group (2)
-
Darriwilian (1)
-
Deicke Bentonite Bed (2)
-
Millbrig Bentonite Bed (1)
-
Platteville Formation (1)
-
Saint Peter Sandstone (1)
-
Simpson Group (2)
-
Whiterockian (1)
-
-
Montoya Group (2)
-
Trenton Group (2)
-
Upper Ordovician
-
Ashgillian (2)
-
Bighorn Dolomite (4)
-
Caradocian
-
Borrowdale Volcanic Group (1)
-
-
Cincinnatian (3)
-
Hirnantian (5)
-
Katian (1)
-
Mohawkian (1)
-
Wufeng Formation (1)
-
-
Utica Shale (1)
-
-
Permian
-
Coconino Sandstone (4)
-
Council Grove Group (1)
-
Cutler Formation (7)
-
Ecca Group (2)
-
Gharif Formation (1)
-
Glorieta Sandstone (1)
-
Guadalupian
-
Bell Canyon Formation (2)
-
Brushy Canyon Formation (1)
-
Capitanian (2)
-
Cherry Canyon Formation (1)
-
Delaware Mountain Group (3)
-
Roadian (1)
-
Wordian (1)
-
-
Irati Formation (1)
-
Kaibab Formation (11)
-
Khuff Formation (2)
-
Lower Permian
-
Abo Formation (6)
-
Barakar Stage (1)
-
Cherry Canyon Formation (1)
-
Cisuralian
-
Artinskian (3)
-
Asselian (3)
-
Kungurian (5)
-
Sakmarian (2)
-
-
Leonardian (5)
-
Qixia Formation (1)
-
Wolfcampian
-
Hueco Limestone (3)
-
-
-
Lyons Sandstone (4)
-
Maokou Formation (1)
-
McCloud Limestone (1)
-
Meade Peak Member (1)
-
Middle Permian (9)
-
Park City Formation (2)
-
Passa Dois Group (1)
-
Phosphoria Formation (3)
-
Retort Phosphatic Shale Member (1)
-
Rotliegendes (2)
-
Rustler Formation (1)
-
Toroweap Formation (4)
-
Unayzah Formation (2)
-
Upper Permian
-
Kazanian (1)
-
Lopingian
-
Changhsingian (1)
-
Wuchiapingian (1)
-
-
Permian-Triassic boundary (10)
-
Salado Formation (1)
-
Zechstein (2)
-
-
Wellington Formation (2)
-
Yeso Formation (1)
-
-
Pilot Shale (2)
-
Ringerike Sandstone (1)
-
Sauk Sequence (5)
-
Shoo Fly Complex (1)
-
Silurian
-
Lower Silurian
-
Llandovery (2)
-
Qalibah Formation (1)
-
-
Middle Silurian
-
Roberts Mountains Formation (1)
-
-
Upper Silurian
-
Ludlow (1)
-
Pridoli (1)
-
Salina Group (1)
-
-
-
Supai Formation (8)
-
Tensleep Sandstone (3)
-
upper Paleozoic
-
Admire Group (1)
-
Antrim Shale (1)
-
Bakken Formation (2)
-
Fountain Formation (3)
-
Guandacol Formation (1)
-
Kiaman Superchron (2)
-
Wood River Formation (1)
-
-
Weber Sandstone (4)
-
Wissahickon Formation (2)
-
Woodford Shale (4)
-
-
Phanerozoic (44)
-
Precambrian
-
Adirondack Anorthosite (2)
-
Archean
-
Blake River Group (2)
-
Fig Tree Group (1)
-
Gilman Formation (1)
-
Kromberg Formation (1)
-
Mesoarchean (2)
-
Neoarchean
-
Dharwar Supergroup (1)
-
Jiaodong Group (1)
-
-
Paleoarchean
-
Hooggenoeg Formation (1)
-
-
Warrawoona Group (1)
-
-
Carrizo Mountain Formation (2)
-
Catoctin Formation (1)
-
Chuar Group (16)
-
Delhi Supergroup (1)
-
Eocambrian (1)
-
Hadean (7)
-
Hazel Formation (2)
-
Johnnie Formation (2)
-
Kingston Peak Formation (3)
-
Nipissing Diabase (1)
-
Nonesuch Shale (1)
-
Noonday Dolomite (1)
-
North Shore Volcanics (2)
-
Onverwacht Group (2)
-
Osler Series (1)
-
Pahrump Series (3)
-
Prichard Formation (1)
-
Purcell System (5)
-
Sandia Granite (1)
-
Stillwater Complex (2)
-
Stirling Quartzite (5)
-
Transvaal Supergroup (2)
-
Uinta Mountain Group (5)
-
Unkar Group (8)
-
upper Precambrian
-
Mahakoshal Group (1)
-
Proterozoic
-
Algonkian
-
Baraboo Quartzite (1)
-
-
Bambui Group (1)
-
Damara System (2)
-
Great Oxidation Event (1)
-
Huronian
-
Gowganda Formation (1)
-
-
Keweenawan
-
Copper Harbor Conglomerate (1)
-
Portage Lake Lava Series (1)
-
-
Lewisian (1)
-
Mesoproterozoic
-
Apache Group (1)
-
Belt Supergroup (14)
-
Bonner Formation (1)
-
Calymmian (1)
-
Freda Sandstone (2)
-
Gawler Range Volcanics (2)
-
Helena Formation (1)
-
Helikian (1)
-
Hiltaba Suite (1)
-
Laxfordian (1)
-
Missoula Group (2)
-
Ravalli Group (1)
-
Roper Group (1)
-
Shuangqiaoshan Group (1)
-
Stenian (1)
-
-
Neoproterozoic
-
Cryogenian (9)
-
Dengying Formation (1)
-
Doushantuo Formation (4)
-
Ediacaran (33)
-
Maranon Complex (2)
-
Moine Supergroup (3)
-
Nantuo Formation (1)
-
Riphean
-
upper Riphean (1)
-
-
Sturtian (2)
-
Tonian (8)
-
Torridonian (3)
-
Vendian (12)
-
Walden Creek Group (1)
-
-
Oronto Group (2)
-
Ortega Group (2)
-
Paleoproterozoic
-
Birimian (1)
-
Qinling Group (1)
-
Rustenburg Layered Suite (1)
-
Statherian (1)
-
Wollaston Group (1)
-
-
Pocatello Formation (2)
-
Sinian
-
Dengying Formation (1)
-
Doushantuo Formation (4)
-
Nantuo Formation (1)
-
-
Windermere System (3)
-
-
-
Vadito Group (4)
-
Ventersdorp Supergroup (3)
-
Witwatersrand Supergroup (1)
-
Wyman Formation (1)
-
-
Saxothuringian (3)
-
-
igneous rocks
-
agglutinates (1)
-
extrusive rocks (1)
-
igneous rocks
-
carbonatites (15)
-
feldspathoid rocks (3)
-
granophyre (3)
-
hypabyssal rocks (3)
-
kimberlite (16)
-
peperite (1)
-
picrite (3)
-
plutonic rocks
-
anorthosite (15)
-
diabase
-
tholeiitic dolerite (1)
-
-
diorites
-
diorite porphyry (2)
-
plagiogranite (1)
-
quartz diorites (14)
-
tonalite (20)
-
trondhjemite (10)
-
-
gabbros
-
alkali gabbros (1)
-
microgabbro (1)
-
norite (4)
-
troctolite (2)
-
-
granites
-
alkali granites (3)
-
aplite (8)
-
A-type granites (14)
-
biotite granite (3)
-
charnockite (5)
-
granite porphyry (11)
-
granosyenite (2)
-
I-type granites (5)
-
leucogranite (19)
-
microgranite (1)
-
monzogranite (11)
-
rapakivi (3)
-
S-type granites (3)
-
two-mica granite (6)
-
-
granodiorites (64)
-
ijolite (1)
-
lamproite (2)
-
lamprophyres
-
camptonite (1)
-
minette (4)
-
spessartite (1)
-
-
monzodiorite (12)
-
monzonites (16)
-
pegmatite (51)
-
quartz monzonite (13)
-
syenites
-
granosyenite (2)
-
nepheline syenite (6)
-
quartz syenite (1)
-
shonkinite (2)
-
-
ultramafics
-
chromitite (7)
-
hornblendite (2)
-
peridotites
-
dunite (5)
-
garnet lherzolite (1)
-
garnet peridotite (3)
-
harzburgite (8)
-
lherzolite (12)
-
spinel lherzolite (4)
-
spinel peridotite (2)
-
-
pyroxenite
-
clinopyroxenite (6)
-
garnet pyroxenite (2)
-
orthopyroxenite (2)
-
websterite (3)
-
-
-
-
porphyry (32)
-
volcanic rocks
-
adakites (10)
-
andesites
-
andesite porphyry (3)
-
boninite (2)
-
-
basalts
-
alkali basalts
-
hawaiite (5)
-
mugearite (3)
-
trachybasalts (4)
-
-
columnar basalt (1)
-
flood basalts (10)
-
mid-ocean ridge basalts (19)
-
ocean-island basalts (13)
-
olivine basalt (2)
-
olivine tholeiite (1)
-
shoshonite (1)
-
tholeiite (5)
-
tholeiitic basalt (3)
-
trap rocks (1)
-
-
basanite (9)
-
dacites (20)
-
glasses
-
obsidian (1)
-
perlite (1)
-
volcanic glass (12)
-
-
komatiite (5)
-
latite (2)
-
nephelinite
-
olivine nephelinite (1)
-
-
phonolites (2)
-
pyroclastics
-
ash-flow tuff (13)
-
hyaloclastite (1)
-
ignimbrite (52)
-
pumice (3)
-
rhyolite tuff (4)
-
scoria (9)
-
tuff (83)
-
tuffite (1)
-
welded tuff (2)
-
-
rhyodacites (5)
-
rhyolites
-
comendite (1)
-
quartz porphyry (1)
-
-
trachyandesites (4)
-
trachytes (6)
-
-
-
ophiolite (30)
-
volcanic ash (16)
-
wehrlite (2)
-
-
metamorphic rocks
-
K-bentonite (2)
-
metamorphic rocks
-
amphibolites (20)
-
cataclasites (11)
-
eclogite (25)
-
fulgurite (1)
-
gneisses
-
augen gneiss (3)
-
banded gneiss (2)
-
biotite gneiss (1)
-
granite gneiss (3)
-
orthogneiss (28)
-
paragneiss (13)
-
-
granulites (19)
-
hornfels (2)
-
impactites
-
impact breccia
-
suevite (1)
-
-
-
jadeitite (1)
-
marbles (13)
-
metaigneous rocks
-
metabasalt (4)
-
metabasite (7)
-
metadiabase (2)
-
metadiorite (1)
-
metagabbro (4)
-
metagranite (5)
-
metarhyolite (1)
-
metatuff (2)
-
serpentinite (11)
-
-
metaplutonic rocks (4)
-
metasedimentary rocks
-
khondalite (1)
-
metachert (2)
-
metaconglomerate (5)
-
metagraywacke (3)
-
metalimestone (1)
-
metapelite (16)
-
metasandstone (8)
-
paragneiss (13)
-
-
metasomatic rocks
-
greisen (5)
-
propylite (1)
-
rodingite (1)
-
serpentinite (11)
-
skarn (46)
-
-
metavolcanic rocks (27)
-
migmatites (26)
-
mylonites
-
pseudotachylite (8)
-
ultramylonite (3)
-
-
phyllites (6)
-
phyllonites (1)
-
quartzites (47)
-
schists
-
blueschist (8)
-
chlorite schist (1)
-
greenschist (5)
-
greenstone (2)
-
-
slates (4)
-
-
ophiolite (30)
-
turbidite (48)
-
-
meteorites
-
meteorites
-
iron meteorites
-
octahedrite
-
Canyon Diablo Meteorite (1)
-
Henbury Meteorite (1)
-
-
-
micrometeorites (1)
-
Northwest Africa Meteorites (2)
-
stony meteorites
-
acapulcoite (1)
-
achondrites
-
angrite (1)
-
lunar meteorites (4)
-
Martian meteorites
-
SNC Meteorites
-
chassignite
-
Chassigny Meteorite (1)
-
-
shergottite (1)
-
-
-
-
chondrites
-
carbonaceous chondrites
-
CI chondrites (1)
-
-
enstatite chondrites (1)
-
ordinary chondrites
-
H chondrites
-
Tieschitz Meteorite (1)
-
-
L chondrites (2)
-
-
-
-
-
-
minerals
-
alloys
-
carbides (1)
-
electrum (1)
-
hedleyite (1)
-
phosphides (1)
-
silicides (1)
-
-
amosite (1)
-
arsenates
-
austinite (1)
-
conichalcite (1)
-
scorodite (1)
-
-
arsenides
-
arsenopyrite (2)
-
cobaltite (1)
-
gersdorffite (1)
-
skutterudite (1)
-
-
arsenites (2)
-
bismuthides (2)
-
borates
-
boracite (1)
-
colemanite (1)
-
hydroboracite (1)
-
kernite (1)
-
ludwigite (1)
-
-
carbonates
-
ankerite (1)
-
aragonite (4)
-
azurite (3)
-
bastnaesite (5)
-
calcite (42)
-
cancrinite (1)
-
dawsonite (3)
-
dolomite (21)
-
hydromagnesite (2)
-
hydrotalcite (2)
-
magnesian calcite (3)
-
magnesite (1)
-
malachite (3)
-
nahcolite (1)
-
parisite (2)
-
rhodochrosite (1)
-
siderite (5)
-
spurrite (1)
-
trona (1)
-
witherite (1)
-
-
chromates (1)
-
copper minerals (8)
-
halides
-
bromides (2)
-
chlorides
-
atacamite (2)
-
boracite (1)
-
halite (5)
-
paratacamite (1)
-
pyromorphite (2)
-
sylvite (1)
-
-
fluorides
-
bastnaesite (5)
-
fluorite (9)
-
humite (1)
-
neighborite (1)
-
parisite (2)
-
topaz (4)
-
triplite (1)
-
-
-
hydrates (1)
-
iron minerals (1)
-
K-bentonite (2)
-
manganese minerals (4)
-
minerals (16)
-
molybdates
-
wulfenite (1)
-
-
native elements
-
diamond (6)
-
graphite (3)
-
-
nitrates (2)
-
onyx (1)
-
organic minerals
-
amber (3)
-
-
oxides
-
baddeleyite (5)
-
birnessite (1)
-
brannerite (2)
-
cassiterite (5)
-
chrome spinel (13)
-
chromite (9)
-
chrysoberyl (1)
-
cryptomelane (1)
-
diaspore (2)
-
ferrihydrite (1)
-
goethite (7)
-
hausmannite (1)
-
hematite (25)
-
hercynite (1)
-
hollandite (1)
-
hydroxides
-
iron hydroxides (4)
-
oxyhydroxides (4)
-
-
ilmenite (13)
-
iron oxides (37)
-
limonite (2)
-
magnetite (34)
-
manganese oxides (5)
-
manganosite (1)
-
niobates
-
aeschynite (1)
-
betafite (1)
-
columbite (4)
-
euxenite (3)
-
fergusonite (1)
-
loparite (1)
-
pyrochlore (2)
-
samarskite (4)
-
-
perovskite (2)
-
pitchblende (1)
-
pseudobrookite (1)
-
pyrolusite (1)
-
ramsdellite (1)
-
rutile (18)
-
spinel (15)
-
spinel group (2)
-
tantalates
-
betafite (1)
-
euxenite (3)
-
microlite (1)
-
tantalite (1)
-
-
titanium oxides (3)
-
todorokite (2)
-
ulvospinel (1)
-
uraninite (6)
-
vernadite (1)
-
zirconolite (1)
-
-
phosphates
-
amblygonite (2)
-
apatite (155)
-
britholite (3)
-
chlorapatite (1)
-
crandallite (1)
-
fluorapatite (3)
-
goyazite (1)
-
herderite (1)
-
hinsdalite (1)
-
hydroxylapatite (1)
-
lazulite (1)
-
lithiophilite (3)
-
monazite (73)
-
montebrasite (2)
-
pyromorphite (2)
-
rhabdophane (1)
-
sarcopside (1)
-
strengite (1)
-
struvite (1)
-
triphylite (1)
-
triplite (1)
-
turquoise (2)
-
vivianite (2)
-
wavellite (1)
-
xenotime (18)
-
-
platinum minerals (3)
-
selenates (2)
-
selenides (5)
-
silicates
-
aluminosilicates (2)
-
asbestos (4)
-
borosilicates (4)
-
chain silicates
-
aenigmatite group
-
sapphirine (2)
-
-
amphibole group
-
clinoamphibole
-
actinolite (4)
-
hornblende (30)
-
kaersutite (3)
-
magnesioriebeckite (1)
-
pargasite (2)
-
richterite (4)
-
riebeckite (1)
-
tremolite (1)
-
tschermakite (1)
-
-
-
astrophyllite (2)
-
bavenite (1)
-
plancheite (1)
-
prehnite (4)
-
pyroxene group
-
clinopyroxene
-
aegirine (3)
-
augite (3)
-
diopside (5)
-
jadeite (2)
-
omphacite (4)
-
pigeonite (2)
-
spodumene (4)
-
-
orthopyroxene
-
enstatite (2)
-
-
-
wollastonite group
-
pectolite (4)
-
wollastonite (3)
-
-
-
framework silicates
-
cancrinite (1)
-
feldspar group
-
alkali feldspar
-
adularia (8)
-
anorthoclase (1)
-
K-feldspar (23)
-
microcline (2)
-
orthoclase (2)
-
sanidine (26)
-
-
plagioclase
-
albite (8)
-
anorthite (1)
-
oligoclase (1)
-
-
-
leucite (2)
-
nepheline group
-
nepheline (8)
-
-
scapolite group
-
scapolite (2)
-
-
silica minerals
-
agate (2)
-
amethyst (1)
-
carnelian (1)
-
chalcedony (4)
-
chrysoprase (1)
-
coesite (7)
-
cristobalite (2)
-
jasper (3)
-
moganite (3)
-
opal
-
opal-A (2)
-
opal-CT (2)
-
-
quartz
-
alpha quartz (1)
-
smoky quartz (1)
-
-
tridymite (1)
-
-
sodalite group
-
helvite (1)
-
-
zeolite group
-
analcime (9)
-
chabazite (3)
-
erionite (2)
-
gmelinite (2)
-
heulandite (1)
-
laumontite (4)
-
mesolite (1)
-
mordenite (1)
-
natrolite (3)
-
phillipsite (2)
-
wairakite (1)
-
-
-
garnierite (1)
-
magnesian silicates (1)
-
orthosilicates
-
nesosilicates
-
braunite (1)
-
britholite group
-
britholite (3)
-
-
cyrtolite (1)
-
datolite group
-
gadolinite (3)
-
-
dumortierite (1)
-
garnet group
-
almandine (3)
-
andradite (3)
-
grossular (2)
-
hydrogarnet
-
hydrogrossular (1)
-
-
majorite (2)
-
pyrope (5)
-
schorlomite (1)
-
spessartine (1)
-
-
humite (1)
-
kyanite (2)
-
olivine group
-
fayalite (1)
-
forsterite (3)
-
olivine (21)
-
ringwoodite (1)
-
-
phenakite group
-
eucryptite (1)
-
phenakite (1)
-
willemite (1)
-
-
sillimanite (4)
-
spurrite (1)
-
staurolite (2)
-
titanite group
-
titanite (27)
-
-
topaz (4)
-
zircon group
-
thorite (1)
-
zircon (844)
-
-
-
sorosilicates
-
axinite group (1)
-
barylite (1)
-
bertrandite (3)
-
chevkinite group
-
chevkinite (2)
-
perrierite (2)
-
-
epidote group
-
allanite (16)
-
epidote (18)
-
piemontite (1)
-
zoisite (2)
-
-
lawsonite (3)
-
melilite group
-
melilite (2)
-
-
pumpellyite group
-
pumpellyite (3)
-
-
thalenite (1)
-
vesuvianite (1)
-
-
-
ring silicates
-
aquamarine (1)
-
beryl (10)
-
cordierite (3)
-
emerald (6)
-
tourmaline group
-
dravite (3)
-
elbaite (2)
-
schorl (3)
-
-
-
sheet silicates
-
cerolite (1)
-
chlorite group
-
chlorite (11)
-
clinochlore (1)
-
cookeite (1)
-
-
clay minerals
-
allophane (1)
-
chrysocolla (3)
-
halloysite (1)
-
kaolinite (18)
-
montmorillonite (6)
-
nontronite (1)
-
smectite (20)
-
vermiculite (2)
-
-
illite (22)
-
mica group
-
biotite (52)
-
celadonite (1)
-
fluor-phlogopite (2)
-
glauconite (1)
-
lepidolite (2)
-
muscovite (39)
-
phengite (6)
-
phlogopite (9)
-
-
palygorskite (2)
-
petalite (4)
-
pyrophyllite (2)
-
rectorite (1)
-
sepiolite (1)
-
sericite (7)
-
serpentine group
-
antigorite (2)
-
chrysotile (2)
-
serpentine (2)
-
-
talc (2)
-
-
-
sulfates
-
alunite (15)
-
anhydrite (7)
-
barite (8)
-
copiapite (2)
-
coquimbite (3)
-
epsomite (1)
-
ettringite (1)
-
glauberite (1)
-
gypsum (9)
-
hexahydrite (1)
-
hinsdalite (1)
-
iron sulfates (1)
-
jarosite (5)
-
langbeinite (1)
-
natroalunite (2)
-
pickeringite (1)
-
polyhalite (1)
-
thenardite (2)
-
voltaite (2)
-
-
sulfides
-
acanthite (1)
-
argentite (1)
-
arsenopyrite (2)
-
bismuthinite (1)
-
bornite (4)
-
carrollite (1)
-
chalcocite (2)
-
chalcopyrite (20)
-
cinnabar (1)
-
cobaltite (1)
-
copper sulfides (3)
-
covellite (1)
-
galena (7)
-
gersdorffite (1)
-
greigite (1)
-
helvite (1)
-
iron sulfides (5)
-
joseite (1)
-
laurite (4)
-
linnaeite (1)
-
mackinawite (1)
-
marcasite (4)
-
millerite (1)
-
molybdenite (35)
-
nickel sulfides (1)
-
orpiment (2)
-
pentlandite (4)
-
polydymite (1)
-
pyrite (41)
-
pyrrhotite (8)
-
realgar (2)
-
roquesite (1)
-
siegenite (1)
-
smythite (1)
-
sphalerite (10)
-
stannoidite (1)
-
stibnite (1)
-
tetradymite (3)
-
-
sulfosalts
-
sulfantimonates
-
cylindrite (1)
-
famatinite (1)
-
-
sulfantimonites
-
freibergite (2)
-
luzonite (1)
-
polybasite (2)
-
pyrargyrite (2)
-
stephanite (1)
-
tetrahedrite (3)
-
-
sulfarsenates
-
enargite (1)
-
-
sulfarsenites
-
luzonite (1)
-
pearceite (1)
-
tennantite (2)
-
-
sulfobismuthites
-
cosalite (1)
-
hammarite (1)
-
lillianite (1)
-
matildite (1)
-
wittichenite (1)
-
-
sulfostannates
-
stannite (2)
-
-
-
tellurates (1)
-
tellurides
-
altaite (1)
-
calaverite (1)
-
hedleyite (1)
-
hessite (1)
-
joseite (1)
-
sylvanite (1)
-
tetradymite (3)
-
-
tungstates
-
ferberite (1)
-
scheelite (7)
-
wolframite (3)
-
-
uranium minerals (9)
-
vanadates (10)
-
wehrlite (2)
-
-
Primary terms
-
absolute age (1322)
-
academic institutions (4)
-
Africa
-
Afar (1)
-
Blue Nile (1)
-
Central Africa
-
Angola
-
Cuanza Basin (1)
-
-
Burundi (1)
-
Congo (1)
-
Rwanda (1)
-
-
Congo Craton (1)
-
East Africa
-
Afar Depression (2)
-
Ethiopia
-
Awash Valley (1)
-
-
Ethiopian Rift (2)
-
Kenya
-
Kenya Rift valley (2)
-
Lake Magadi (1)
-
Mount Kenya (2)
-
-
Lake Malawi (1)
-
Lake Natron (1)
-
Mozambique (2)
-
Sudan (1)
-
Tanzania
-
Oldoinyo Lengai (1)
-
-
Turkana Basin (1)
-
Uganda (1)
-
Zambia (3)
-
-
East African Lakes
-
Lake Albert (1)
-
Lake Edward (1)
-
Lake Kariba (1)
-
Lake Magadi (1)
-
Lake Malawi (1)
-
Lake Natron (1)
-
Lake Tanganyika (4)
-
-
East African Rift (11)
-
Kalahari Desert (6)
-
Libyan Desert (1)
-
Limpopo Belt (1)
-
Madagascar (5)
-
Mozambique Belt (1)
-
Namib Desert (1)
-
Nile River (2)
-
Nile Valley (1)
-
North Africa
-
Algeria (1)
-
Atlas Mountains
-
Moroccan Atlas Mountains
-
Anti-Atlas (2)
-
High Atlas (3)
-
Middle Atlas (1)
-
-
-
Egypt
-
Eastern Desert (3)
-
Sinai Egypt (1)
-
-
Libya (1)
-
Morocco
-
Moroccan Atlas Mountains
-
Anti-Atlas (2)
-
High Atlas (3)
-
Middle Atlas (1)
-
-
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Greek Aegean Islands
-
Cyclades
-
Naxos (2)
-
-
Samos (3)
-
-
-
Calabrian Arc (1)
-
-
Mediterranean Sea
-
East Mediterranean
-
Adriatic Sea (3)
-
Aegean Sea (3)
-
Black Sea (2)
-
Ionian Sea
-
Gulf of Corinth (3)
-
-
Levantine Basin (1)
-
-
West Mediterranean
-
Alboran Sea (1)
-
-
-
Mesozoic
-
Bisbee Group (4)
-
Condrey Mountain Schist (1)
-
Cretaceous
-
Alisitos Formation (1)
-
Blairmore Group (2)
-
Colorado Group (1)
-
Comanchean
-
Buda Limestone (1)
-
Edwards Formation (1)
-
Glen Rose Formation (1)
-
Pearsall Formation (1)
-
Trinity Group (1)
-
-
Dakota Formation (17)
-
Graneros Shale (1)
-
Lower Cretaceous
-
Agrio Formation (2)
-
Albian
-
upper Albian (1)
-
-
Aptian
-
Shuaiba Formation (2)
-
-
Barremian (6)
-
Bear River Formation (1)
-
Berriasian (3)
-
Blackleaf Formation (1)
-
Burro Canyon Formation (4)
-
Cadomin Formation (1)
-
Cedar Mountain Formation (8)
-
Clearwater Formation (2)
-
Cloverly Formation (3)
-
Edwards Formation (1)
-
Fall River Formation (1)
-
Gething Formation (1)
-
Glen Rose Formation (1)
-
Hauterivian (4)
-
Lakota Formation (1)
-
Mannville Group (4)
-
McMurray Formation (4)
-
Mowry Shale (2)
-
Muddy Sandstone (3)
-
Mural Limestone (2)
-
Newcastle Sandstone (1)
-
Pearsall Formation (1)
-
Pebble Shale (1)
-
Skull Creek Shale (1)
-
Trinity Group (1)
-
Valanginian (3)
-
Yingcheng Formation (1)
-
-
Mancos Shale (13)
-
Middle Cretaceous
-
Winton Formation (1)
-
-
Nanushuk Group (1)
-
Potomac Group (2)
-
Quantou Formation (1)
-
Queen Charlotte Group (1)
-
Toolebuc Formation (1)
-
Upper Cretaceous
-
Bearpaw Formation (1)
-
Belle Fourche Shale (2)
-
Belly River Formation (2)
-
Blackhawk Formation (8)
-
Bridge Creek Limestone Member (3)
-
Buda Limestone (1)
-
Campanian
-
Dinosaur Park Formation (2)
-
lower Campanian (4)
-
upper Campanian (4)
-
-
Cardium Formation (1)
-
Carlile Shale (4)
-
Castlegate Sandstone (9)
-
Cenomanian
-
Dunvegan Formation (3)
-
lower Cenomanian (1)
-
upper Cenomanian (3)
-
-
Codell Sandstone Member (1)
-
Cody Shale (2)
-
Coker Formation (1)
-
Colville Group (1)
-
Coniacian (8)
-
Ferron Sandstone Member (4)
-
Fort Hays Limestone Member (2)
-
Fox Hills Formation (2)
-
Frontier Formation (4)
-
Fruitland Formation (2)
-
Gallup Sandstone (7)
-
Greenhorn Limestone (5)
-
Gulfian
-
Aguja Formation (2)
-
Austin Chalk (2)
-
Austin Group (1)
-
Eagle Ford Formation (6)
-
Woodbine Formation (2)
-
-
Harebell Formation (1)
-
Hell Creek Formation (10)
-
Hornbrook Formation (5)
-
Horseshoe Canyon Formation (1)
-
Javelina Formation (2)
-
Judith River Formation (3)
-
Kaiparowits Formation (6)
-
Kirtland Shale (2)
-
K-T boundary (20)
-
La Luna Formation (2)
-
Ladd Formation (1)
-
Lance Formation (4)
-
Maestrichtian
-
upper Maestrichtian (2)
-
-
Mesaverde Group (13)
-
Middendorf Formation (1)
-
Milk River Formation (1)
-
Montana Group (1)
-
Niobrara Formation (6)
-
Ojo Alamo Sandstone (4)
-
Oldman Formation (1)
-
Pictured Cliffs Sandstone (1)
-
Pierre Shale (9)
-
Point Lookout Sandstone (2)
-
Ripley Formation (1)
-
Rock Springs Formation (1)
-
Rosario Formation (1)
-
Santonian (8)
-
Senonian (33)
-
Sharon Springs Member (1)
-
Smoky Hill Chalk Member (1)
-
Star Point Sandstone (4)
-
Straight Cliffs Formation (10)
-
Tropic Shale (2)
-
Tuolumne Intrusive Suite (6)
-
Turonian
-
lower Turonian (1)
-
middle Turonian (2)
-
upper Turonian (1)
-
-
Tuscaloosa Formation (2)
-
Two Medicine Formation (4)
-
Wahweap Formation (6)
-
Williams Fork Formation (4)
-
Williams Formation (1)
-
-
Valdez Group (2)
-
-
Franciscan Complex (17)
-
Glen Canyon Group (6)
-
Great Valley Sequence (15)
-
Jurassic
-
Arapien Shale (2)
-
Aztec Sandstone (6)
-
Bonanza Group (1)
-
Carmel Formation (9)
-
Clarens Formation (3)
-
Coast Range Ophiolite (2)
-
Fernie Formation (2)
-
Ferrar Group (3)
-
Kingak Shale (1)
-
Ladner Group (1)
-
Lower Jurassic
-
Hettangian (5)
-
Laberge Group (2)
-
lower Liassic (1)
-
middle Liassic (2)
-
Pliensbachian (5)
-
Sinemurian (2)
-
Talkeetna Formation (1)
-
Toarcian (5)
-
Triassic-Jurassic boundary (2)
-
upper Liassic (1)
-
-
Middle Jurassic
-
Aalenian (3)
-
Bajocian
-
Brent Group (1)
-
-
Bathonian (3)
-
Callovian (1)
-
Page Sandstone (4)
-
Summerville Formation (2)
-
Todilto Formation (1)
-
-
Norphlet Formation (4)
-
Opalinus Clay (1)
-
Oxford Clay (1)
-
Posidonia Shale (1)
-
San Rafael Group (4)
-
Twin Creek Limestone (1)
-
Upper Jurassic
-
Brushy Basin Member (8)
-
Buckner Formation (2)
-
Entrada Sandstone (17)
-
Galice Formation (3)
-
Haynesville Formation (2)
-
Jeanne d'Arc Formation (1)
-
Kimmeridgian
-
upper Kimmeridgian (1)
-
-
La Casita Formation (1)
-
Morrison Formation (33)
-
Naknek Formation (1)
-
Oxfordian (6)
-
Salt Wash Sandstone Member (6)
-
Smackover Formation (3)
-
Stump Formation (2)
-
Sundance Formation (9)
-
Swift Formation (1)
-
Tithonian (6)
-
-
-
Kayenta Formation (6)
-
lower Mesozoic (12)
-
Maiolica Limestone (1)
-
McHugh Complex (2)
-
middle Mesozoic (2)
-
Moenave Formation (5)
-
Navajo Sandstone (34)
-
Newark Supergroup (6)
-
Nugget Sandstone (3)
-
Orocopia Schist (11)
-
Statfjord Formation (1)
-
Triassic
-
Charlie Lake Formation (1)
-
Fremouw Formation (3)
-
Hawkesbury Sandstone (2)
-
Liard Formation (2)
-
Lower Triassic
-
Bunter
-
Voltzia Sandstone (1)
-
-
Dinwoody Formation (1)
-
Olenekian (1)
-
Permian-Triassic boundary (10)
-
Smithian (2)
-
Spathian (3)
-
Thaynes Formation (3)
-
-
Middle Triassic
-
Anisian (5)
-
Doig Formation (1)
-
Muschelkalk (1)
-
-
Moenkopi Formation (18)
-
Mole Granite (2)
-
Montney Formation (1)
-
Nicola Group (3)
-
Red Peak Formation (2)
-
Sherwood Sandstone (2)
-
Shublik Formation (2)
-
Upper Triassic
-
Baldonnel Formation (1)
-
Carnian
-
Ischigualasto Formation (3)
-
-
Chinle Formation (44)
-
Dockum Group (3)
-
Karmutsen Group (1)
-
Keuper (2)
-
Mercia Mudstone (2)
-
Molteno Formation (1)
-
Norian (19)
-
Pardonet Formation (1)
-
Petrified Forest Member (5)
-
Redonda Formation (2)
-
Rhaetian
-
Penarth Group (1)
-
-
Shinarump Member (8)
-
Stuhini Group (2)
-
Triassic-Jurassic boundary (2)
-
Xujiahe Formation (1)
-
Yanchang Formation (2)
-
-
-
upper Mesozoic (3)
-
Vaca Muerta Formation (1)
-
Wingate Sandstone (3)
-
Yanshanian (1)
-
-
metal ores
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aluminum ores (1)
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antimony ores (2)
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arsenic ores (6)
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base metals (24)
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beryllium ores (6)
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bismuth ores (4)
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chromite ores (4)
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cobalt ores (4)
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copper ores (310)
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gold ores (269)
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IOCG deposits (13)
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iron ores (31)
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lead ores (47)
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lead-zinc deposits (29)
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lithium ores (4)
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manganese ores (12)
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mercury ores (2)
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molybdenum ores (121)
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nickel ores (11)
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niobium ores (4)
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palladium ores (2)
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platinum ores (9)
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polymetallic ores (22)
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pyrite ores (1)
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rare earth deposits (16)
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rhenium ores (1)
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silver ores (78)
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tantalum ores (3)
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tellurium ores (3)
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thorium ores (2)
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tin ores (14)
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titanium ores (1)
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tungsten ores (18)
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uranium ores (36)
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vanadium ores (2)
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zinc ores (57)
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zirconium ores (1)
-
-
metals
-
actinides
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thorium
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Th-230 (3)
-
Th-232 (1)
-
-
uranium
-
U-235 (1)
-
U-238 (3)
-
U-238/Pb-206 (2)
-
U-238/U-234 (3)
-
U-238/U-235 (1)
-
-
-
alkali metals
-
cesium (6)
-
lithium
-
Li-6 (1)
-
Li-7 (1)
-
Li-7/Li-6 (2)
-
-
potassium (8)
-
rubidium
-
Rb-87/Sr-86 (6)
-
-
sodium (7)
-
-
alkaline earth metals
-
barium (7)
-
beryllium
-
Be-10 (50)
-
-
calcium
-
Mg/Ca (3)
-
Sr/Ca (2)
-
-
magnesium
-
Mg/Ca (3)
-
-
radium
-
Ra-224 (1)
-
Ra-226 (1)
-
-
strontium
-
Rb-87/Sr-86 (6)
-
Sr/Ca (2)
-
Sr-87/Sr-86 (154)
-
-
-
aluminum
-
Al-26 (16)
-
-
antimony (1)
-
arsenic (8)
-
bismuth (3)
-
cadmium (1)
-
chromium (12)
-
cobalt (8)
-
copper (23)
-
gallium (1)
-
germanium (1)
-
gold (13)
-
hafnium
-
Hf-177/Hf-176 (79)
-
-
indium (2)
-
iron
-
Fe-56/Fe-54 (5)
-
Fe-57 (1)
-
Fe-57/Fe-54 (1)
-
ferric iron (12)
-
ferrous iron (15)
-
-
lead
-
Pb-204 (1)
-
Pb-206 (1)
-
Pb-206/Pb-204 (60)
-
Pb-207 (1)
-
Pb-207/Pb-204 (45)
-
Pb-207/Pb-206 (10)
-
Pb-208 (2)
-
Pb-208/Pb-204 (35)
-
Pb-208/Pb-206 (2)
-
Pb-210 (3)
-
U-238/Pb-206 (2)
-
-
manganese (10)
-
mercury (6)
-
molybdenum (6)
-
nickel (6)
-
niobium (11)
-
platinum group
-
iridium (4)
-
osmium
-
Os-188/Os-187 (8)
-
Re-187/Os-188 (2)
-
-
palladium (2)
-
palladium ores (2)
-
platinum (4)
-
platinum ores (9)
-
ruthenium (1)
-
-
polonium
-
Po-210 (1)
-
-
precious metals (15)
-
rare earths
-
cerium (10)
-
dysprosium (2)
-
europium (14)
-
gadolinium (3)
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lanthanum (7)
-
lutetium (9)
-
neodymium
-
Nd-144/Nd-143 (102)
-
Sm-147/Nd-144 (15)
-
-
samarium
-
Sm-147/Nd-144 (15)
-
-
scandium (2)
-
terbium (1)
-
ytterbium (6)
-
yttrium (26)
-
-
rhenium
-
Re-187/Os-188 (2)
-
-
silver (8)
-
tantalum (6)
-
thallium (2)
-
tin (5)
-
titanium (15)
-
tungsten (2)
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vanadium (4)
-
zinc (6)
-
zirconium (5)
-
-
metamorphic rocks
-
amphibolites (20)
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cataclasites (11)
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eclogite (25)
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fulgurite (1)
-
gneisses
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augen gneiss (3)
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banded gneiss (2)
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biotite gneiss (1)
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granite gneiss (3)
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orthogneiss (28)
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paragneiss (13)
-
-
granulites (19)
-
hornfels (2)
-
impactites
-
impact breccia
-
suevite (1)
-
-
-
jadeitite (1)
-
marbles (13)
-
metaigneous rocks
-
metabasalt (4)
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metabasite (7)
-
metadiabase (2)
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metadiorite (1)
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metagabbro (4)
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metagranite (5)
-
metarhyolite (1)
-
metatuff (2)
-
serpentinite (11)
-
-
metaplutonic rocks (4)
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metasedimentary rocks
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khondalite (1)
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metachert (2)
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metaconglomerate (5)
-
metagraywacke (3)
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metalimestone (1)
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metapelite (16)
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metasandstone (8)
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paragneiss (13)
-
-
metasomatic rocks
-
greisen (5)
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propylite (1)
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rodingite (1)
-
serpentinite (11)
-
skarn (46)
-
-
metavolcanic rocks (27)
-
migmatites (26)
-
mylonites
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pseudotachylite (8)
-
ultramylonite (3)
-
-
phyllites (6)
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phyllonites (1)
-
quartzites (47)
-
schists
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blueschist (8)
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chlorite schist (1)
-
greenschist (5)
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greenstone (2)
-
-
slates (4)
-
-
metamorphism (236)
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metasomatism (257)
-
meteorites
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iron meteorites
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octahedrite
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Canyon Diablo Meteorite (1)
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Henbury Meteorite (1)
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-
-
micrometeorites (1)
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Northwest Africa Meteorites (2)
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stony meteorites
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acapulcoite (1)
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achondrites
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angrite (1)
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lunar meteorites (4)
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Martian meteorites
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SNC Meteorites
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chassignite
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Chassigny Meteorite (1)
-
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shergottite (1)
-
-
-
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chondrites
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carbonaceous chondrites
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CI chondrites (1)
-
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enstatite chondrites (1)
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ordinary chondrites
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H chondrites
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Tieschitz Meteorite (1)
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L chondrites (2)
-
-
-
-
-
meteorology (2)
-
Mexico
-
Baja California (15)
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Baja California Mexico
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Cerro Prieto Field (1)
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-
Baja California Sur Mexico
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Loreto Basin (1)
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Vizcaino Peninsula (2)
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Chiapas Mexico
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El Chichon (1)
-
-
Chihuahua Mexico (16)
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Coahuila Mexico (7)
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Colima Mexico (1)
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Colorado River delta (3)
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Durango Mexico (8)
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Guanajuato Mexico (3)
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Guerrero Mexico (8)
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Guerrero Terrane (11)
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Hidalgo Mexico (1)
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Jalisco Block (1)
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La Popa Basin (9)
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Mexico state
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Federal District Mexico
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Mexico City Mexico (1)
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Nevado de Toluca (4)
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Michoacan Mexico
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Paricutin (1)
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Michoacan-Guanajuato volcanic field (3)
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Nayarit Mexico
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Sanganguey (1)
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Nuevo Leon Mexico (3)
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Oaxaca Mexico (10)
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Pico de Orizaba (1)
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Popocatepetl (2)
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Puebla Mexico (5)
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San Luis Potosi Mexico (3)
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Sinaloa Mexico (3)
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Sonora Mexico
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Cananea Mexico (1)
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La Caridad Mine (2)
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Nacozari de Garcia Mexico (1)
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Tabasco Mexico (2)
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Trans-Mexican volcanic belt (8)
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mineral deposits, genesis (397)
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mineral exploration (181)
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mineral resources (16)
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mineralogy (16)
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minerals (16)
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mining geology (15)
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Mohorovicic discontinuity (31)
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Moon (29)
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museums (9)
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nitrogen
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N-15/N-14 (4)
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-
noble gases
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argon
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Ar-36 (1)
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Ar-40 (1)
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Ar-40/Ar-39 (7)
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helium
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He-3 (12)
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He-4 (1)
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He-4/He-3 (8)
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krypton
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Kr-84 (1)
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neon
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Ne-20 (1)
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Ne-21 (2)
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radon
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Rn-222 (3)
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xenon (4)
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nodules (3)
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nonmetal deposits (3)
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North America
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Appalachian Basin (9)
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Appalachians
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Appalachian Plateau (2)
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Blue Ridge Mountains (7)
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Blue Ridge Province (4)
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Inner Piedmont (1)
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Southern Appalachians (13)
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Valley and Ridge Province (8)
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Basin and Range Province
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Great Basin (75)
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Belt Basin (3)
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Canadian Shield
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Churchill Province
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Hearne Province (4)
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Rae Province (5)
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Flin Flon Belt (2)
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Grenville Province
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Central Metasedimentary Belt (3)
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Slave Province (3)
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Southern Province (2)
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Superior Province
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Abitibi Belt (6)
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Pontiac Subprovince (1)
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Wawa Belt (1)
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-
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Cerro Prieto Fault (1)
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Chihuahuan Desert (3)
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Coast plutonic complex (5)
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Great Plains
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Rocky Mountains foreland (4)
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Saint Lawrence River basin (1)
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Shuswap Complex (12)
-
Skagit Valley (1)
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Slide Mountain Terrane (1)
-
Sonoran Desert (9)
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Tanana River (1)
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Transcontinental Arch (6)
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Western Canada Sedimentary Basin (7)
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Western Interior
-
Western Interior Seaway (29)
-
-
Western Overthrust Belt (4)
-
Williston Basin (10)
-
Yakutat Terrane (3)
-
Yukon River (2)
-
Yukon-Tanana Terrane (14)
-
Yukon-Tanana Upland (1)
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-
Northern Hemisphere (1)
-
ocean basins (8)
-
ocean circulation (2)
-
Ocean Drilling Program
-
Leg 133
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ODP Site 819 (1)
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ODP Site 820 (1)
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-
Leg 155 (1)
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Leg 162
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ODP Site 984 (1)
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-
Leg 165
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ODP Site 1000 (1)
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ODP Site 1001 (1)
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ODP Site 999 (1)
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Leg 170
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ODP Site 1039 (1)
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ODP Site 1040 (1)
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Leg 181
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ODP Site 1122 (1)
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-
Leg 207
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ODP Site 1258 (1)
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-
ODP Site 801 (1)
-
-
ocean floors (27)
-
ocean waves (3)
-
Oceania
-
Melanesia
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Fiji (1)
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New Caledonia (1)
-
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Micronesia
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Mariana Islands (1)
-
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Polynesia
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Hawaii
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Hawaii County Hawaii
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Hawaii Island
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Hualalai (1)
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Kilauea (2)
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Kohala (1)
-
Mauna Kea (1)
-
-
-
Maui County Hawaii
-
Maui
-
Haleakala (1)
-
-
-
Mauna Loa (2)
-
-
-
-
oceanography (4)
-
oil and gas fields (76)
-
orogeny (237)
-
oxygen
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dissolved oxygen (3)
-
O-17 (1)
-
O-17/O-16 (2)
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O-18/O-16 (248)
-
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Pacific Coast (5)
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Pacific Ocean
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East Pacific
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Cocos Ridge (1)
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Northeast Pacific
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Bristol Bay (1)
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Gulf of California
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Guaymas Basin (2)
-
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Juan de Fuca Ridge
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Endeavour Ridge (1)
-
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Mendocino fracture zone (5)
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Middle America Trench (1)
-
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Peru-Chile Trench (2)
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Southeast Pacific
-
Chile Ridge (1)
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Eltanin fracture zone (1)
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Nazca Ridge (1)
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Tonga Trench (1)
-
-
-
Equatorial Pacific (2)
-
North Pacific
-
Bering Sea
-
Bristol Bay (1)
-
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Northeast Pacific
-
Bristol Bay (1)
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Cascadia Basin (1)
-
Gorda Rise (1)
-
Gulf of California
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Guaymas Basin (2)
-
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Juan de Fuca Ridge
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Endeavour Ridge (1)
-
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Mendocino fracture zone (5)
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Middle America Trench (1)
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Northwest Pacific
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Izu-Bonin Arc (1)
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Mariana Trench (1)
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Mariana Trough (1)
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Pigafetta Basin (1)
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Shatsky Rise (2)
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South China Sea
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Zhujiangkou Basin (1)
-
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Yellow Sea (1)
-
-
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Pacific Basin (1)
-
South Pacific
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Chatham Rise (1)
-
Kermadec Trench (1)
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Southeast Pacific
-
Chile Ridge (1)
-
Eltanin fracture zone (1)
-
Nazca Ridge (1)
-
Tonga Trench (1)
-
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Southwest Pacific
-
Campbell Plateau (1)
-
Coral Sea
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Great Barrier Reef (3)
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Queensland Plateau (1)
-
-
Great South Basin (1)
-
Gulf of Carpentaria (1)
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Tasman Sea (1)
-
-
-
West Pacific
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Banda Arc (1)
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Northwest Pacific
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Izu-Bonin Arc (1)
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Mariana Trench (1)
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Mariana Trough (1)
-
Pigafetta Basin (1)
-
Shatsky Rise (2)
-
South China Sea
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Zhujiangkou Basin (1)
-
-
Yellow Sea (1)
-
-
Ontong Java Plateau (1)
-
Southwest Pacific
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Campbell Plateau (1)
-
Coral Sea
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Great Barrier Reef (3)
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Queensland Plateau (1)
-
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Great South Basin (1)
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Gulf of Carpentaria (1)
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Tasman Sea (1)
-
-
-
-
Pacific region
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Circum-Pacific region (4)
-
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paleobotany (7)
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paleoclimatology (282)
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paleoecology (255)
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paleogeography (519)
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paleomagnetism (135)
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paleontology (49)
-
Paleozoic
-
Acatlan Complex (8)
-
Bird Spring Formation (5)
-
Cambrian
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Acadian (2)
-
Bonanza King Formation (2)
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Brigham Group (2)
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Carrara Formation (3)
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Kanmantoo Group (1)
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Lower Cambrian
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Chilhowee Group (2)
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Poleta Formation (4)
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Terreneuvian (2)
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Tommotian (1)
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Zabriskie Quartzite (2)
-
-
Middle Cambrian
-
Bright Angel Shale (3)
-
Burgess Shale (2)
-
Flathead Sandstone (4)
-
Marjum Formation (1)
-
Wheeler Formation (2)
-
-
Mount Read Volcanics (1)
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Pioche Shale (3)
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Tapeats Sandstone (4)
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Upper Cambrian
-
Furongian (3)
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Lamotte Sandstone (1)
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Mount Simon Sandstone (6)
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Nopah Formation (2)
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Pilgrim Formation (1)
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Potsdam Sandstone (3)
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Steptoean (1)
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-
-
Carboniferous
-
Amsden Formation (1)
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Chilliwack Group (2)
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Diamond Peak Formation (1)
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Ely Limestone (1)
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Huanglong Formation (1)
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Jackfork Group (1)
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Johns Valley Formation (1)
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Lower Carboniferous
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Dinantian (6)
-
-
Middle Carboniferous (2)
-
Mississippian
-
Barnett Shale (7)
-
Boone Formation (1)
-
Borden Group (1)
-
Chainman Shale (1)
-
Leadville Formation (2)
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Lower Mississippian
-
Joana Limestone (1)
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Kayak Shale (2)
-
Kekiktuk Conglomerate (3)
-
Kinderhookian
-
Banff Formation (2)
-
-
Lake Valley Formation (1)
-
Lodgepole Formation (1)
-
Osagian
-
Burlington Limestone (1)
-
-
Tournaisian (4)
-
-
Madison Group (4)
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Middle Mississippian
-
Visean (5)
-
-
Redwall Limestone (3)
-
Stanley Group (1)
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Upper Mississippian
-
Chesterian
-
Golconda Formation (1)
-
-
Hartselle Sandstone (3)
-
Hinton Formation (1)
-
Mauch Chunk Formation (2)
-
Meramecian
-
Salem Limestone (1)
-
-
Serpukhovian (5)
-
-
-
Namurian (2)
-
Pennsylvanian
-
Brazil Formation (1)
-
Conemaugh Group (1)
-
Cumberland Group (1)
-
Joggins Formation (2)
-
Lower Pennsylvanian
-
Bashkirian (3)
-
Caseyville Formation (1)
-
Haymond Formation (2)
-
Morrowan
-
Bloyd Formation (1)
-
-
-
Mattoon Formation (1)
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Middle Pennsylvanian
-
Allegheny Group (1)
-
Atokan
-
Atoka Formation (1)
-
-
Desmoinesian (4)
-
Moscovian (6)
-
Paradox Formation (7)
-
Staunton Formation (1)
-
-
Minturn Formation (2)
-
Monongahela Group (2)
-
Pottsville Group (1)
-
Smithwick Shale (1)
-
Upper Pennsylvanian
-
Canyon Group (1)
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Cisco Group (1)
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Gzhelian (2)
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Holder Formation (1)
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Kasimovian (3)
-
Missourian
-
Lansing Group (2)
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Plattsburg Limestone (1)
-
-
Virgilian
-
Douglas Group (1)
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Lawrence Formation (1)
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Shawnee Group (1)
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Tonganoxie Sandstone (1)
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Wabaunsee Group (1)
-
-
Wescogame Formation (1)
-
-
Watahomigi Formation (2)
-
-
Tesnus Formation (1)
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Upper Carboniferous
-
Millstone Grit (1)
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Westphalian (6)
-
-
-
Catskill Formation (1)
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Chattanooga Shale (2)
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Devonian
-
Guilmette Formation (3)
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Heemskirk Granite (1)
-
Lost Burro Formation (1)
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Lower Devonian
-
Battery Point Formation (1)
-
Coeymans Formation (1)
-
Emsian (5)
-
Lochkovian (4)
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Manlius Formation (2)
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Pragian (1)
-
-
Middle Devonian
-
Cedar Valley Formation (1)
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Dundee Limestone (1)
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Eifelian (1)
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Givetian (5)
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Marcellus Shale (3)
-
Onondaga Limestone (1)
-
Prairie Evaporite (1)
-
-
Muth Quartzite (1)
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Old Red Sandstone (6)
-
Popovich Formation (1)
-
Slave Point Formation (1)
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Upper Devonian
-
Duperow Formation (1)
-
Famennian
-
lower Famennian (1)
-
upper Famennian (2)
-
-
Frasnian
-
upper Frasnian (1)
-
-
Jefferson Group (2)
-
Kanayut Conglomerate (2)
-
Nisku Formation (1)
-
Palliser Formation (1)
-
-
Waterways Formation (1)
-
-
Dunkard Group (2)
-
Ellis Bay Formation (1)
-
Exshaw Formation (1)
-
Gfohl Unit (1)
-
Hanson Creek Formation (1)
-
Honaker Trail Formation (1)
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Keyser Limestone (1)
-
Knox Group (1)
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Lisburne Group (4)
-
lower Paleozoic
-
Wilmington Complex (1)
-
-
Maroon Formation (3)
-
middle Paleozoic
-
Hillabee Chlorite Schist (1)
-
-
Minnelusa Formation (1)
-
New Albany Shale (2)
-
Ordovician
-
Chickamauga Group (1)
-
Eureka Quartzite (4)
-
Lower Ordovician
-
Arenigian (2)
-
Beekmantown Group (1)
-
El Paso Group (2)
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Ellenburger Group (3)
-
Fillmore Formation (1)
-
Ibexian (1)
-
Manitou Formation (1)
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Tremadocian (4)
-
-
Martinsburg Formation (2)
-
Meguma Group (2)
-
Middle Ordovician
-
Black River Group (2)
-
Darriwilian (1)
-
Deicke Bentonite Bed (2)
-
Millbrig Bentonite Bed (1)
-
Platteville Formation (1)
-
Saint Peter Sandstone (1)
-
Simpson Group (2)
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Whiterockian (1)
-
-
Montoya Group (2)
-
Trenton Group (2)
-
Upper Ordovician
-
Ashgillian (2)
-
Bighorn Dolomite (4)
-
Caradocian
-
Borrowdale Volcanic Group (1)
-
-
Cincinnatian (3)
-
Hirnantian (5)
-
Katian (1)
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Mohawkian (1)
-
Wufeng Formation (1)
-
-
Utica Shale (1)
-
-
Permian
-
Coconino Sandstone (4)
-
Council Grove Group (1)
-
Cutler Formation (7)
-
Ecca Group (2)
-
Gharif Formation (1)
-
Glorieta Sandstone (1)
-
Guadalupian
-
Bell Canyon Formation (2)
-
Brushy Canyon Formation (1)
-
Capitanian (2)
-
Cherry Canyon Formation (1)
-
Delaware Mountain Group (3)
-
Roadian (1)
-
Wordian (1)
-
-
Irati Formation (1)
-
Kaibab Formation (11)
-
Khuff Formation (2)
-
Lower Permian
-
Abo Formation (6)
-
Barakar Stage (1)
-
Cherry Canyon Formation (1)
-
Cisuralian
-
Artinskian (3)
-
Asselian (3)
-
Kungurian (5)
-
Sakmarian (2)
-
-
Leonardian (5)
-
Qixia Formation (1)
-
Wolfcampian
-
Hueco Limestone (3)
-
-
-
Lyons Sandstone (4)
-
Maokou Formation (1)
-
McCloud Limestone (1)
-
Meade Peak Member (1)
-
Middle Permian (9)
-
Park City Formation (2)
-
Passa Dois Group (1)
-
Phosphoria Formation (3)
-
Retort Phosphatic Shale Member (1)
-
Rotliegendes (2)
-
Rustler Formation (1)
-
Toroweap Formation (4)
-
Unayzah Formation (2)
-
Upper Permian
-
Kazanian (1)
-
Lopingian
-
Changhsingian (1)
-
Wuchiapingian (1)
-
-
Permian-Triassic boundary (10)
-
Salado Formation (1)
-
Zechstein (2)
-
-
Wellington Formation (2)
-
Yeso Formation (1)
-
-
Pilot Shale (2)
-
Ringerike Sandstone (1)
-
Sauk Sequence (5)
-
Shoo Fly Complex (1)
-
Silurian
-
Lower Silurian
-
Llandovery (2)
-
Qalibah Formation (1)
-
-
Middle Silurian
-
Roberts Mountains Formation (1)
-
-
Upper Silurian
-
Ludlow (1)
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Pridoli (1)
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Salina Group (1)
-
-
-
Supai Formation (8)
-
Tensleep Sandstone (3)
-
upper Paleozoic
-
Admire Group (1)
-
Antrim Shale (1)
-
Bakken Formation (2)
-
Fountain Formation (3)
-
Guandacol Formation (1)
-
Kiaman Superchron (2)
-
Wood River Formation (1)
-
-
Weber Sandstone (4)
-
Wissahickon Formation (2)
-
Woodford Shale (4)
-
-
palynology (4)
-
palynomorphs
-
acritarchs (16)
-
Chitinozoa (1)
-
Dinoflagellata (16)
-
megaspores (1)
-
miospores
-
pollen (72)
-
-
-
paragenesis (120)
-
permafrost (5)
-
petroleum
-
natural gas
-
coalbed methane (7)
-
shale gas (9)
-
-
shale oil (6)
-
-
petrology (71)
-
Phanerozoic (44)
-
phase equilibria (34)
-
phosphate deposits (4)
-
phosphorus (8)
-
placers
-
beach placers (2)
-
stream placers (2)
-
-
planetology (2)
-
Plantae
-
algae
-
calcareous algae (1)
-
Chlorophyta
-
Botryococcus (1)
-
Charophyta (3)
-
Chlorophyceae
-
Dasycladaceae (1)
-
-
-
Coccolithophoraceae
-
Coccolithus (1)
-
-
diatoms (14)
-
nannofossils
-
Sphenolithus (1)
-
-
Rhodophyta
-
Corallinaceae
-
Lithophyllum (1)
-
-
-
-
Pteridophyta
-
Filicopsida
-
Taeniopteris (1)
-
-
Lycopsida (9)
-
Sphenopsida (4)
-
-
Spermatophyta
-
Angiospermae
-
Dicotyledoneae
-
Alnus (1)
-
Artemisia (1)
-
Betula (1)
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Euphorbiaceae (1)
-
Fagus (1)
-
Quercus (2)
-
Salix (1)
-
-
Monocotyledoneae
-
Gramineae (6)
-
-
-
Gymnospermae
-
Bennettitales (2)
-
Coniferales
-
Cupressaceae (1)
-
Picea (3)
-
Pinaceae
-
Abies (2)
-
Larix (1)
-
Pinus (8)
-
-
Tsuga (1)
-
-
Cordaitales
-
Cordaites (1)
-
-
Cycadales (3)
-
Dadoxylon (1)
-
Ginkgoales
-
Ginkgo (1)
-
-
Pteridospermae (5)
-
-
-
-
plate tectonics (560)
-
pollution (40)
-
potash (2)
-
Precambrian
-
Adirondack Anorthosite (2)
-
Archean
-
Blake River Group (2)
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Fig Tree Group (1)
-
Gilman Formation (1)
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Kromberg Formation (1)
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Mesoarchean (2)
-
Neoarchean
-
Dharwar Supergroup (1)
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Jiaodong Group (1)
-
-
Paleoarchean
-
Hooggenoeg Formation (1)
-
-
Warrawoona Group (1)
-
-
Carrizo Mountain Formation (2)
-
Catoctin Formation (1)
-
Chuar Group (16)
-
Delhi Supergroup (1)
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Eocambrian (1)
-
Hadean (7)
-
Hazel Formation (2)
-
Johnnie Formation (2)
-
Kingston Peak Formation (3)
-
Nipissing Diabase (1)
-
Nonesuch Shale (1)
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Noonday Dolomite (1)
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North Shore Volcanics (2)
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Onverwacht Group (2)
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Osler Series (1)
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Pahrump Series (3)
-
Prichard Formation (1)
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Purcell System (5)
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Sandia Granite (1)
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Stillwater Complex (2)
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Stirling Quartzite (5)
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Transvaal Supergroup (2)
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Uinta Mountain Group (5)
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Unkar Group (8)
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upper Precambrian
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Mahakoshal Group (1)
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Proterozoic
-
Algonkian
-
Baraboo Quartzite (1)
-
-
Bambui Group (1)
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Damara System (2)
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Great Oxidation Event (1)
-
Huronian
-
Gowganda Formation (1)
-
-
Keweenawan
-
Copper Harbor Conglomerate (1)
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Portage Lake Lava Series (1)
-
-
Lewisian (1)
-
Mesoproterozoic
-
Apache Group (1)
-
Belt Supergroup (14)
-
Bonner Formation (1)
-
Calymmian (1)
-
Freda Sandstone (2)
-
Gawler Range Volcanics (2)
-
Helena Formation (1)
-
Helikian (1)
-
Hiltaba Suite (1)
-
Laxfordian (1)
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Missoula Group (2)
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Ravalli Group (1)
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Roper Group (1)
-
Shuangqiaoshan Group (1)
-
Stenian (1)
-
-
Neoproterozoic
-
Cryogenian (9)
-
Dengying Formation (1)
-
Doushantuo Formation (4)
-
Ediacaran (33)
-
Maranon Complex (2)
-
Moine Supergroup (3)
-
Nantuo Formation (1)
-
Riphean
-
upper Riphean (1)
-
-
Sturtian (2)
-
Tonian (8)
-
Torridonian (3)
-
Vendian (12)
-
Walden Creek Group (1)
-
-
Oronto Group (2)
-
Ortega Group (2)
-
Paleoproterozoic
-
Birimian (1)
-
Qinling Group (1)
-
Rustenburg Layered Suite (1)
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Statherian (1)
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Wollaston Group (1)
-
-
Pocatello Formation (2)
-
Sinian
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Dengying Formation (1)
-
Doushantuo Formation (4)
-
Nantuo Formation (1)
-
-
Windermere System (3)
-
-
-
Vadito Group (4)
-
Ventersdorp Supergroup (3)
-
Witwatersrand Supergroup (1)
-
Wyman Formation (1)
-
-
problematic fossils
-
problematic microfossils (11)
-
-
Pterobranchia (2)
-
reclamation (3)
-
Red Sea region (2)
-
reefs (10)
-
remote sensing (112)
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reservoirs (3)
-
roads (8)
-
rock mechanics (14)
-
sea water (18)
-
sea-floor spreading (19)
-
sea-level changes (126)
-
sedimentary petrology (45)
-
sedimentary rocks
-
bauxite (1)
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bone beds (8)
-
carbonate rocks
-
boundstone (5)
-
chalk (2)
-
dolostone (27)
-
grainstone (10)
-
limestone
-
calcarenite (1)
-
coquina (1)
-
micrite (3)
-
microbialite (10)
-
oolitic limestone (1)
-
-
packstone (12)
-
rudstone (2)
-
travertine (18)
-
wackestone (9)
-
-
chemically precipitated rocks
-
chert
-
jasperoid (1)
-
-
evaporites
-
salt (10)
-
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ferricrete (1)
-
flint (1)
-
iron formations
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banded iron formations (8)
-
-
phosphate rocks (1)
-
siliceous sinter (2)
-
tufa (8)
-
weathering crust (2)
-
-
clastic rocks
-
arenite
-
litharenite (5)
-
quartz arenite (11)
-
sublitharenite (1)
-
-
argillite (3)
-
arkose (7)
-
bentonite (17)
-
black shale (10)
-
claystone (5)
-
conglomerate (97)
-
diamictite (8)
-
diatomite (2)
-
eolianite (10)
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fanglomerate (4)
-
graywacke (4)
-
marl (12)
-
mudstone (77)
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