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all geography including DSDP/ODP Sites and Legs
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Africa
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International Ocean Discovery Program (1)
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Melville Island (6)
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Mexico
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Rocky Mountains foreland (17)
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Oceania
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Polynesia
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ODP Site 642 (1)
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Pacific Ocean
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Hydrate Ridge (4)
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Mendocino fracture zone (5)
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Southeast Pacific
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Equatorial Pacific (2)
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North Pacific
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Bering Sea
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Northeast Pacific
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Astoria Canyon (2)
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Cascadia Basin (3)
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Escanaba Trough (3)
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Gorda Rise (1)
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Gulf of Alaska (13)
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Gulf of California
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Guaymas Basin (6)
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Hydrate Ridge (4)
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Mendocino fracture zone (5)
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Middle America Trench (2)
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Monterey Canyon (3)
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Monterey Fan (2)
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Navarin Basin (2)
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Queen Charlotte Basin (6)
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San Diego Trough (1)
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Northwest Pacific
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Celebes Sea (3)
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East China Sea (17)
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Japan Sea
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Nankai Trough (10)
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South China Sea
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Qiongdongnan Basin (14)
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Yinggehai Basin (15)
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Zhujiangkou Basin (31)
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Yellow Sea
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Bohai Sea
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Bohai Bay (49)
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-
-
-
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South Pacific
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Chatham Rise (1)
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Southeast Pacific
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Southwest Pacific
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Tasman Sea (3)
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-
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West Pacific
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Banda Arc (3)
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Indonesian Seas
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Northwest Pacific
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Japan Sea
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Nankai Trough (10)
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South China Sea
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Qiongdongnan Basin (14)
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Yinggehai Basin (15)
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Zhujiangkou Basin (31)
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-
Yellow Sea
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Bohai Sea
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Bohai Bay (49)
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-
-
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Southwest Pacific
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Banda Sea (1)
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Coral Sea
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Coral Sea Basin (1)
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Great Barrier Reef (4)
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Marion Plateau (3)
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Great South Basin (4)
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Java Sea (8)
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Lord Howe Rise (2)
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Tasman Sea (3)
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Sunda Shelf (5)
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Pacific region (22)
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polar regions (3)
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Russian Platform
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South America
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Andes
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Argentina
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Brazil
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Portage County Ohio (1)
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Ohio River (1)
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Oklahoma
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Coal County Oklahoma (3)
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Garfield County Oklahoma (5)
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Grady County Oklahoma (5)
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Johnston County Oklahoma (1)
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Kay County Oklahoma (6)
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Kiowa County Oklahoma (4)
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Le Flore County Oklahoma (2)
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Meers Fault (1)
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Payne County Oklahoma (7)
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Pittsburg County Oklahoma (5)
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Pottawatomie County Oklahoma (2)
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Pushmataha County Oklahoma (1)
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Seminole County Oklahoma (1)
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Stephens County Oklahoma (5)
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Oregon
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Pennsylvania
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Allegheny County Pennsylvania
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Blair County Pennsylvania (1)
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Bradford County Pennsylvania (4)
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Butler County Pennsylvania (2)
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Clarion County Pennsylvania (1)
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Crawford County Pennsylvania (3)
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Erie County Pennsylvania (3)
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Fayette County Pennsylvania (3)
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Greene County Pennsylvania (3)
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Indiana County Pennsylvania (2)
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Lackawanna County Pennsylvania (1)
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McKean County Pennsylvania (1)
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Susquehanna County Pennsylvania (2)
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South Dakota
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Tennessee
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Texas
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Amarillo Uplift (2)
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Borden County Texas (4)
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Big Bend National Park (4)
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Brown County Texas (1)
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Caldwell County Texas (7)
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Coke County Texas (2)
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Comal County Texas (2)
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Dalhart Basin (4)
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Dawson County Texas (3)
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Denton County Texas (5)
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East Texas (57)
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Fayette County Texas (1)
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Fort Worth Basin (70)
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Galveston County Texas
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Galveston Island (1)
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Galveston Texas (1)
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Garza County Texas (1)
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Glasscock County Texas (5)
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Gregg County Texas (1)
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Hale County Texas (1)
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Hardeman County Texas (5)
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Hardin County Texas (4)
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Harris County Texas
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Houston Texas (2)
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Harrison County Texas (4)
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Haskell County Texas (1)
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Hidalgo County Texas
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McAllen Ranch Field (6)
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Hill County Texas (3)
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Jim Hogg County Texas (2)
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Llano Uplift (5)
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McMullen County Texas (1)
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Midland Basin (54)
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Parker County Texas (5)
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Pecos County Texas (12)
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Presidio County Texas (1)
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Reagan County Texas (9)
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Reeves County Texas (13)
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Refugio County Texas (3)
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Runnels County Texas (3)
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San Marcos Arch (11)
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Schleicher County Texas (2)
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Tarrant County Texas
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Taylor County Texas (3)
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Texas Panhandle (27)
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Val Verde Basin (11)
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Victoria County Texas (1)
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West Texas (134)
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Trans-Pecos (1)
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Utah
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Vermont (2)
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Virginia
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Washington
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West Virginia
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Western U.S. (63)
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Wyoming
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Lost Soldier Field (5)
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Niobrara County Wyoming (2)
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Owl Creek Mountains (4)
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Sweetwater County Wyoming
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Teapot Dome (14)
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Wind River Range (6)
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Wyoming Province (1)
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USSR (57)
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commodities
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aggregate (1)
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bitumens
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asphalt (85)
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brines (164)
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coal deposits
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construction materials
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diamond deposits (6)
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geothermal energy (89)
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industrial minerals (3)
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metal ores
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base metals (12)
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chromite ores (1)
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copper ores (23)
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iron ores (5)
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lead ores (14)
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lead-zinc deposits (30)
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mineral deposits, genesis (119)
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oil and gas fields (3251)
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petroleum
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natural gas
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shale oil (126)
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phosphate deposits (4)
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tight sands (163)
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water resources (21)
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elements, isotopes
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boron
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B-11/B-10 (1)
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carbon
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C-12 (2)
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C-13/C-12 (506)
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C-14 (12)
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organic carbon (210)
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chemical ratios (14)
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halogens
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bromine
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bromide ion (5)
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chlorine
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chloride ion (12)
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Cl-36 (1)
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Cl-37/Cl-35 (2)
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iodine
-
I-129 (3)
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-
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hydrogen
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D/H (72)
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deuterium (22)
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tritium (3)
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isotope ratios (523)
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isotopes
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radioactive isotopes
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Ar-40/Ar-39 (2)
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C-14 (12)
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Cl-36 (1)
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I-129 (3)
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K-40 (2)
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Pb-206/Pb-204 (6)
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Pb-207/Pb-204 (5)
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Pb-208/Pb-204 (4)
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Pb-210 (1)
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Ra-226 (2)
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Ra-228 (1)
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Re-187/Os-188 (2)
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Rn-222 (1)
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Sm-147/Nd-144 (1)
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tritium (3)
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U-235 (1)
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U-238/U-235 (1)
-
-
stable isotopes
-
Ar-36 (2)
-
Ar-40 (1)
-
Ar-40/Ar-36 (6)
-
Ar-40/Ar-39 (2)
-
B-11/B-10 (1)
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C-12 (2)
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C-13 (9)
-
C-13/C-12 (506)
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Cl-37/Cl-35 (2)
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D/H (72)
-
deuterium (22)
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Fe-56/Fe-54 (1)
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He-3 (1)
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He-4 (3)
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He-4/He-3 (10)
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Kr-84 (2)
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Li-7/Li-6 (1)
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N-15 (1)
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Nd-144/Nd-143 (1)
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O-17/O-16 (1)
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O-18 (2)
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O-18/O-16 (250)
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Os-188/Os-187 (5)
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Pb-206/Pb-204 (6)
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Pb-207/Pb-204 (5)
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Pb-207/Pb-206 (2)
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Pb-208/Pb-204 (4)
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Pb-208/Pb-206 (2)
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Re-187/Os-188 (2)
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S-33/S-32 (1)
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S-34 (1)
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S-34/S-32 (47)
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S-36 (1)
-
Sm-147/Nd-144 (1)
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Sr-87/Sr-86 (79)
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U-238/Pb-206 (1)
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Xe-132 (1)
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-
-
metals
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actinides
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thorium
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Th-232 (2)
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uranium
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U-235 (1)
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U-238/Pb-206 (1)
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U-238/U-235 (1)
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-
-
alkali metals
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lithium
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Li-7/Li-6 (1)
-
-
potassium
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K-40 (2)
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rubidium (1)
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sodium (12)
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alkaline earth metals
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barium (6)
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calcium
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Mg/Ca (1)
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Sr/Ca (1)
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magnesium
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Mg/Ca (1)
-
-
radium
-
Ra-226 (2)
-
Ra-228 (1)
-
Ra-228/Ra-226 (1)
-
-
strontium
-
Sr/Ca (1)
-
Sr-87/Sr-86 (79)
-
-
-
aluminum (12)
-
arsenic (2)
-
cadmium (1)
-
chromium (3)
-
cobalt (2)
-
copper (6)
-
gallium (2)
-
gold (1)
-
hafnium (2)
-
iron
-
Fe-56/Fe-54 (1)
-
ferric iron (3)
-
ferrous iron (5)
-
-
lead
-
Pb-206/Pb-204 (6)
-
Pb-207/Pb-204 (5)
-
Pb-207/Pb-206 (2)
-
Pb-208/Pb-204 (4)
-
Pb-208/Pb-206 (2)
-
Pb-210 (1)
-
U-238/Pb-206 (1)
-
-
manganese (6)
-
mercury (6)
-
molybdenum (14)
-
nickel (11)
-
niobium (3)
-
platinum group
-
osmium
-
Os-188/Os-187 (5)
-
Re-187/Os-188 (2)
-
-
platinum (1)
-
platinum ores (2)
-
ruthenium (1)
-
-
precious metals (4)
-
rare earths
-
cerium (1)
-
europium (3)
-
gadolinium (1)
-
neodymium
-
Nd-144/Nd-143 (1)
-
Sm-147/Nd-144 (1)
-
-
samarium
-
Sm-147/Nd-144 (1)
-
-
ytterbium (1)
-
yttrium (2)
-
-
rhenium
-
Re-187/Os-188 (2)
-
-
silver (1)
-
titanium (4)
-
vanadium (10)
-
zinc (4)
-
zirconium (4)
-
-
nitrogen
-
N-15 (1)
-
N-15/N-14 (10)
-
organic nitrogen (1)
-
-
noble gases
-
argon
-
Ar-36 (2)
-
Ar-40 (1)
-
Ar-40/Ar-36 (6)
-
Ar-40/Ar-39 (2)
-
-
helium
-
He-3 (1)
-
He-4 (3)
-
He-4/He-3 (10)
-
-
krypton
-
Kr-84 (2)
-
-
neon
-
Ne-20 (2)
-
Ne-21 (2)
-
Ne-22/Ne-20 (1)
-
Ne-22/Ne-21 (3)
-
-
radon
-
Rn-222 (1)
-
-
xenon
-
Xe-132 (1)
-
-
-
nonmetals (3)
-
oxygen
-
O-17/O-16 (1)
-
O-18 (2)
-
O-18/O-16 (250)
-
-
phosphorus (4)
-
silicon (8)
-
sulfur
-
organic sulfur (8)
-
S-33/S-32 (1)
-
S-34 (1)
-
S-34/S-32 (47)
-
S-36 (1)
-
-
trace metals (15)
-
-
fossils
-
Archaea (4)
-
bacteria (29)
-
borings (19)
-
burrows (30)
-
Chordata
-
Vertebrata
-
Pisces
-
Osteichthyes (1)
-
-
Tetrapoda
-
Mammalia (2)
-
-
-
-
Cloudina (1)
-
coprolites (1)
-
cyanobacteria (5)
-
fungi (2)
-
Graptolithina
-
Graptoloidea
-
Monograptina
-
Monograptus (1)
-
-
-
-
Hemichordata (9)
-
ichnofossils
-
Arenicolites (2)
-
Chondrites ichnofossils (4)
-
Cruziana (2)
-
Glossifungites (1)
-
Nereites (1)
-
Ophiomorpha (3)
-
Palaeophycus (2)
-
Planolites (4)
-
Rhizocorallium (2)
-
Skolithos (6)
-
Teichichnus (4)
-
Thalassinoides (6)
-
Trypanites (1)
-
Zoophycos (4)
-
-
Invertebrata
-
Arthropoda
-
Mandibulata
-
Crustacea
-
Malacostraca (2)
-
Ostracoda (29)
-
-
-
Trilobitomorpha
-
Trilobita (6)
-
-
-
Brachiopoda
-
Articulata
-
Rhynchonellida
-
Rhynchonellidae (1)
-
-
Spiriferida
-
Cyrtospirifer (1)
-
-
-
-
Bryozoa (10)
-
Cnidaria
-
Anthozoa
-
Zoantharia
-
Rugosa (1)
-
Scleractinia
-
Acropora (1)
-
Porites (1)
-
-
-
-
-
Echinodermata
-
Crinozoa
-
Crinoidea (10)
-
-
Echinozoa
-
Echinoidea (4)
-
-
-
Mollusca
-
Bivalvia
-
Heterodonta
-
Hippuritacea (1)
-
Rudistae (17)
-
-
Ostreoidea
-
Ostreidae
-
Ostrea (1)
-
-
-
Pterioida
-
Pteriina
-
Inocerami
-
Inoceramidae
-
Inoceramus (1)
-
-
-
-
-
Solemyida (1)
-
-
Cephalopoda
-
Ammonoidea
-
Ammonites (19)
-
Goniatitida
-
Goniatitidae
-
Goniatites (1)
-
-
-
-
Coleoidea
-
Belemnoidea
-
Belemnitidae (3)
-
-
-
Nautiloidea (2)
-
-
Gastropoda
-
Mesogastropoda
-
Cerithiidae (1)
-
-
-
-
Porifera
-
Demospongea (1)
-
Stromatoporoidea (14)
-
-
Protista
-
Foraminifera
-
Fusulinina
-
Fusulinidae (9)
-
-
Miliolina
-
Miliolacea
-
Miliolidae (1)
-
-
-
Rotaliina
-
Buliminacea
-
Bulimina (1)
-
Uvigerinidae
-
Uvigerina (3)
-
-
-
Globigerinacea
-
Globigerinidae
-
Globigerina (2)
-
Globigerinoides
-
Globigerinoides ruber (1)
-
Globigerinoides sacculifer (1)
-
-
-
Globorotaliidae
-
Globorotalia (4)
-
-
Globotruncanidae (1)
-
Neogloboquadrina
-
Neogloboquadrina dutertrei (1)
-
-
-
Lagenidae (2)
-
Orbitoidacea
-
Amphistegina (1)
-
Discocyclina (1)
-
Lepidocyclina (2)
-
-
Rotaliacea
-
Heterostegina (1)
-
Miogypsinidae (1)
-
Nummulitidae
-
Nummulites
-
Operculina (1)
-
-
-
-
-
Textulariina
-
Lituolacea
-
Orbitolinidae
-
Orbitolina (4)
-
-
-
-
-
Radiolaria (15)
-
Tintinnidae
-
Calpionellidae (2)
-
-
-
Vermes
-
Annelida (2)
-
scolecodonts (1)
-
-
-
Metazoa (2)
-
microfossils
-
Charophyta (1)
-
Chitinozoa (5)
-
Conodonta (41)
-
Fusulinina
-
Fusulinidae (9)
-
-
problematic microfossils (2)
-
scolecodonts (1)
-
-
palynomorphs
-
acritarchs (12)
-
Chitinozoa (5)
-
Dinoflagellata (27)
-
megaspores (1)
-
miospores
-
pollen (32)
-
-
-
Plantae
-
algae
-
calcareous algae (3)
-
Chlorophyta
-
Botryococcus (2)
-
Charophyta (1)
-
Chlorophyceae
-
Codiaceae
-
Halimeda (1)
-
-
-
Tasmanites (3)
-
-
Coccolithophoraceae
-
Coccolithus (1)
-
-
diatoms (15)
-
nannofossils
-
Braarudosphaeridae (1)
-
Discoasteridae (1)
-
Sphenolithus (1)
-
-
Rhodophyta (1)
-
-
Pteridophyta
-
Lycopsida (1)
-
Sphenopsida (1)
-
-
Spermatophyta
-
Angiospermae (3)
-
Gymnospermae
-
Coniferae (1)
-
Glossopteridales
-
Glossopteris
-
Glossopteris flora (1)
-
-
-
-
-
-
problematic fossils
-
problematic microfossils (2)
-
-
Pterobranchia (8)
-
thallophytes (27)
-
-
geochronology methods
-
(U-Th)/He (6)
-
Ar/Ar (19)
-
fission-track dating (33)
-
K/Ar (34)
-
optically stimulated luminescence (1)
-
paleomagnetism (68)
-
Pb/Pb (5)
-
radiation damage (1)
-
Rb/Sr (7)
-
Re/Os (10)
-
Sm/Nd (6)
-
Sr/Sr (3)
-
tephrochronology (1)
-
Th/U (5)
-
thermochronology (16)
-
U/Pb (40)
-
U/Th/Pb (1)
-
-
geologic age
-
Cenozoic
-
Agbada Formation (9)
-
Bakhtiari Formation (2)
-
Glenns Ferry Formation (1)
-
lower Cenozoic (4)
-
middle Cenozoic (1)
-
Quaternary
-
Holocene
-
lower Holocene (1)
-
upper Holocene (1)
-
-
Pleistocene
-
lower Pleistocene
-
Calabrian (2)
-
-
Miami Limestone (1)
-
middle Pleistocene
-
Cromerian (1)
-
Elsterian (1)
-
-
Presumpscot Formation (1)
-
Saalian (2)
-
upper Pleistocene
-
Weichselian (2)
-
Wisconsinan (2)
-
-
-
upper Quaternary (8)
-
-
Saugus Formation (1)
-
Siwalik System (1)
-
Tertiary
-
Asmari Formation (9)
-
Catahoula Formation (1)
-
Esna Shale (1)
-
lower Tertiary (34)
-
Maikop Series (7)
-
middle Tertiary
-
Talang Akar Formation (4)
-
-
Muddy Creek Formation (2)
-
Neogene
-
Browns Park Formation (1)
-
Capistrano Formation (2)
-
Etchegoin Formation (7)
-
Ipururo Formation (1)
-
Miocene
-
Antelope Shale (6)
-
Columbia River Basalt Group (7)
-
Grande Ronde Basalt (1)
-
Guantao Formation (13)
-
lower Miocene
-
Aquitanian (3)
-
Burdigalian (4)
-
-
middle Miocene
-
Badenian (2)
-
Langhian (3)
-
Luisian (1)
-
San Onofre Breccia (2)
-
Serravallian (3)
-
-
Mohnian (3)
-
Oficina Formation (10)
-
Sarmatian (3)
-
Stevens Sandstone (7)
-
Surma Group (1)
-
Temblor Formation (4)
-
upper Miocene
-
Messinian
-
Messinian Salinity Crisis (4)
-
-
Modelo Formation (1)
-
Mount Messenger Formation (5)
-
Pannonian (1)
-
Puente Formation (2)
-
Santa Cruz Mudstone (2)
-
Santa Margarita Formation (4)
-
Tortonian (3)
-
-
-
Pliocene
-
Cimmerian (5)
-
Citronelle Formation (1)
-
lower Pliocene
-
Zanclean (1)
-
-
middle Pliocene (2)
-
upper Pliocene
-
Akchagylian (1)
-
-
-
Purisima Formation (1)
-
Sisquoc Formation (4)
-
upper Neogene (4)
-
-
Paleogene
-
Barail Group (5)
-
Dongying Formation (24)
-
Duchesne River Formation (1)
-
Eocene
-
Absaroka Supergroup (2)
-
Annot Sandstone (2)
-
Avon Park Formation (1)
-
Colton Formation (2)
-
Dammam Formation (1)
-
Green River Formation (39)
-
lower Eocene
-
Misoa Formation (2)
-
Thebes Formation (4)
-
Ypresian (9)
-
-
middle Eocene
-
Carrizo Sand (1)
-
Claiborne Group (5)
-
Cockfield Formation (5)
-
Cook Mountain Formation (2)
-
Laney Shale Member (1)
-
Lutetian (4)
-
Queen City Formation (2)
-
Sparta Sand (3)
-
Tyee Formation (3)
-
Yegua Formation (18)
-
-
Mirador Formation (11)
-
upper Eocene
-
Cowlitz Formation (2)
-
Jackson Group (5)
-
Priabonian (1)
-
Tejon Formation (1)
-
Uinta Formation (1)
-
Yazoo Clay (1)
-
-
Wilkins Peak Member (1)
-
-
Flagstaff Formation (1)
-
Hanna Formation (1)
-
Ilerdian (1)
-
Imo Shale (1)
-
Kapuni Group (5)
-
Kenai Group (2)
-
lower Paleogene (7)
-
Ocala Group (1)
-
Oligocene
-
Fontainebleau Sandstone (3)
-
Frio Formation (38)
-
Hackberry Formation (3)
-
Hemlock Conglomerate (3)
-
lower Oligocene
-
Rupelian (3)
-
-
middle Oligocene (16)
-
Suwannee Limestone (1)
-
upper Oligocene
-
Chattian (2)
-
-
Vicksburg Group (23)
-
-
Paleocene
-
lower Paleocene
-
Danian (22)
-
K-T boundary (7)
-
-
middle Paleocene
-
Selandian (4)
-
-
Midway Group (3)
-
Tongue River Member (1)
-
upper Paleocene
-
Thanetian (4)
-
-
-
Paleocene-Eocene Thermal Maximum (6)
-
Sespe Formation (1)
-
Tyonek Formation (6)
-
upper Paleogene (1)
-
Wasatch Formation (15)
-
Wilcox Group (59)
-
-
Shahejie Formation (58)
-
upper Tertiary (4)
-
Vaqueros Formation (4)
-
-
Tulare Formation (6)
-
upper Cenozoic
-
Gubik Formation (2)
-
Pico Formation (1)
-
-
Yakataga Formation (1)
-
-
Coal Measures (7)
-
Dalradian (1)
-
Lake Bonneville (1)
-
Laurentide ice sheet (1)
-
Mesozoic
-
Cretaceous
-
Asu River Group (2)
-
Bahariya Formation (5)
-
Blairmore Group (4)
-
Bulldog Shale (1)
-
Chonta Formation (2)
-
Colorado Group (22)
-
Comanchean
-
Buda Limestone (11)
-
Edwards Formation (13)
-
Fredericksburg Group (1)
-
Georgetown Formation (3)
-
Glen Rose Formation (15)
-
Paluxy Formation (4)
-
Pearsall Formation (6)
-
Rodessa Formation (3)
-
Travis Peak Formation (12)
-
Trinity Group (2)
-
Washita Group (1)
-
-
Dakota Formation (25)
-
Graneros Shale (4)
-
Hue Shale (5)
-
Judea Group (1)
-
Kuskokwim Group (1)
-
Logan Canyon Formation (11)
-
Lower Cretaceous
-
Agrio Formation (7)
-
Albian
-
lower Albian (3)
-
Pinda Formation (3)
-
upper Albian (5)
-
-
Aptian
-
lower Aptian (9)
-
Shuaiba Formation (26)
-
-
Barremian (27)
-
Bear River Formation (2)
-
Berriasian (31)
-
Blackleaf Formation (3)
-
Bluesky Formation (7)
-
Cadomin Formation (7)
-
Candeias Formation (1)
-
Cedar Mountain Formation (2)
-
Clearwater Formation (15)
-
Crato Formation (1)
-
Edwards Formation (13)
-
Fall River Formation (6)
-
Fredericksburg Group (1)
-
Georgetown Formation (3)
-
Gething Formation (9)
-
Glen Rose Formation (15)
-
Hauterivian (12)
-
Hosston Formation (3)
-
Inyan Kara Group (1)
-
Isachsen Formation (2)
-
Kemik Sandstone (1)
-
Lagoa Feia Formation (5)
-
Lakota Formation (1)
-
Mannville Group (66)
-
McMurray Formation (55)
-
Missisauga Formation (14)
-
Moosebar Formation (5)
-
Mowry Shale (15)
-
Muddy Sandstone (17)
-
Muderong Shale (4)
-
Mural Limestone (1)
-
Neocomian (40)
-
Newcastle Sandstone (1)
-
Oriente Group (1)
-
Paluxy Formation (4)
-
Pearsall Formation (6)
-
Pebble Shale (2)
-
Rodessa Formation (3)
-
Skull Creek Shale (6)
-
Sligo Formation (7)
-
Spirit River Formation (11)
-
Thamama Group (12)
-
Torok Formation (5)
-
Travis Peak Formation (12)
-
Trinity Group (2)
-
Urgonian (1)
-
Valanginian (24)
-
Wealden (2)
-
Yingcheng Formation (6)
-
Zubair Formation (6)
-
-
Macae Formation (7)
-
Mancos Shale (27)
-
Middle Cretaceous
-
Winton Formation (1)
-
-
Mishash Formation (1)
-
Nanushuk Group (7)
-
Natih Formation (13)
-
Nenjiang Formation (8)
-
Potomac Group (2)
-
Qingshankou Formation (16)
-
Quantou Formation (4)
-
Shiranish Formation (4)
-
Upper Cretaceous
-
Almond Formation (9)
-
Bearpaw Formation (3)
-
Belle Fourche Shale (6)
-
Belly River Formation (10)
-
Blackhawk Formation (10)
-
Buda Limestone (11)
-
Campanian
-
Dinosaur Park Formation (1)
-
lower Campanian (1)
-
upper Campanian (1)
-
-
Cardium Formation (24)
-
Carlile Shale (9)
-
Castlegate Sandstone (3)
-
Cenomanian
-
Dunvegan Formation (3)
-
lower Cenomanian (1)
-
upper Cenomanian (1)
-
-
Codell Sandstone Member (6)
-
Cody Shale (3)
-
Coniacian (18)
-
Dawson Canyon Formation (3)
-
Duwi Formation (2)
-
Eagle Sandstone (8)
-
Eutaw Formation (4)
-
Ferron Sandstone Member (18)
-
Forbes Formation (2)
-
Fort Hays Limestone Member (3)
-
Fox Hills Formation (2)
-
Frontier Formation (23)
-
Fruitland Formation (11)
-
Gallup Sandstone (3)
-
Ghareb Formation (1)
-
Greenhorn Limestone (7)
-
Gulfian
-
Aguja Formation (1)
-
Austin Chalk (23)
-
Austin Group (4)
-
Eagle Ford Formation (88)
-
Navarro Group (1)
-
Olmos Formation (1)
-
Taylor Marl (3)
-
Woodbine Formation (13)
-
-
Honna Formation (1)
-
Horseshoe Canyon Formation (7)
-
Judith River Formation (2)
-
Kirtland Shale (1)
-
K-T boundary (7)
-
La Luna Formation (9)
-
Lance Formation (8)
-
Lewis Shale (18)
-
Maestrichtian
-
upper Maestrichtian (2)
-
-
Marca Shale Member (1)
-
Mesaverde Group (41)
-
Milk River Formation (5)
-
Moreno Formation (8)
-
Neuquen Group (4)
-
Niobrara Formation (34)
-
Oldman Formation (3)
-
Pakawau Group (3)
-
Parkman Sandstone (1)
-
Peedee Formation (1)
-
Pictured Cliffs Sandstone (3)
-
Pierre Shale (11)
-
Point Lookout Sandstone (1)
-
Price River Formation (2)
-
Prince Creek Formation (1)
-
Rosario Formation (1)
-
Santonian (16)
-
Schrader Bluff Formation (2)
-
Senonian (54)
-
Shannon Sandstone Member (4)
-
Sharon Springs Member (1)
-
Smoky Hill Chalk Member (5)
-
Star Point Sandstone (3)
-
Straight Cliffs Formation (2)
-
Sussex Sandstone Member (2)
-
Turonian
-
lower Turonian (3)
-
upper Turonian (1)
-
-
Tuscaloosa Formation (25)
-
Two Medicine Formation (1)
-
Vivian Formation (3)
-
Wall Creek Member (3)
-
Williams Fork Formation (14)
-
Wyandot Formation (4)
-
-
Viking Formation (26)
-
Vraconian (1)
-
Whitemud Formation (1)
-
Yacoraite Formation (1)
-
Yezo Group (1)
-
-
Franciscan Complex (5)
-
Glen Canyon Group (2)
-
Great Valley Sequence (8)
-
Jurassic
-
Arapien Shale (1)
-
Bazhenov Formation (63)
-
Birkhead Formation (3)
-
Carmel Formation (3)
-
Coast Range Ophiolite (1)
-
Fernie Formation (6)
-
Heather Formation (17)
-
Kingak Shale (9)
-
Lathi Formation (2)
-
Lower Jurassic
-
Dunlin Group (7)
-
East Berlin Formation (1)
-
Hettangian (8)
-
Laberge Group (1)
-
lower Liassic (5)
-
middle Liassic (3)
-
Nordegg Member (8)
-
Pliensbachian (11)
-
Portland Formation (1)
-
Sinemurian (5)
-
Toarcian
-
lower Toarcian (4)
-
-
upper Liassic (7)
-
-
Mic Mac Formation (3)
-
Middle Jurassic
-
Aalenian (4)
-
Bajocian
-
Brent Group (58)
-
Broom Formation (3)
-
Etive Formation (6)
-
Ness Formation (11)
-
Rannoch Formation (11)
-
Tarbert Formation (7)
-
Yakoun Group (1)
-
-
Bathonian
-
Great Oolite Group (1)
-
-
Callovian (35)
-
Dogger (8)
-
Summerville Formation (1)
-
Todilto Formation (2)
-
Walloon Coal Measures (4)
-
Xishanyao Formation (3)
-
-
Norphlet Formation (30)
-
Opalinus Clay (1)
-
Oxford Clay (3)
-
Posidonia Shale (8)
-
San Rafael Group (1)
-
Twin Creek Limestone (5)
-
Upper Jurassic
-
Arab Formation (37)
-
Bossier Formation (14)
-
Bowser Lake Group (4)
-
Buckner Formation (7)
-
Cotton Valley Group (26)
-
Entrada Sandstone (14)
-
Fulmar Formation (20)
-
Hanifa Formation (19)
-
Haynesville Formation (40)
-
Jeanne d'Arc Formation (2)
-
Kimmeridge Clay (48)
-
Kimmeridgian
-
lower Kimmeridgian (2)
-
upper Kimmeridgian (1)
-
-
Malm (1)
-
Morrison Formation (6)
-
Naknek Formation (1)
-
Oxfordian
-
upper Oxfordian (1)
-
-
Portlandian (13)
-
Salt Wash Sandstone Member (1)
-
Schuler Formation (3)
-
Smackover Formation (66)
-
Sundance Formation (4)
-
Swift Formation (3)
-
Tithonian (38)
-
Volgian (12)
-
-
-
Kayenta Formation (4)
-
Kunga Group (3)
-
lower Mesozoic (4)
-
Maiolica Limestone (2)
-
middle Mesozoic (1)
-
Mist Mountain Formation (1)
-
Murihiku Supergroup (2)
-
Navajo Sandstone (20)
-
Newark Supergroup (3)
-
Nugget Sandstone (8)
-
Pucara Group (1)
-
Sandilands Formation (3)
-
Serra Geral Formation (1)
-
Statfjord Formation (15)
-
Triassic
-
Charlie Lake Formation (11)
-
Hawkesbury Sandstone (1)
-
Liard Formation (1)
-
Lower Triassic
-
Bunter (12)
-
Dinwoody Formation (2)
-
Induan (2)
-
Permian-Triassic boundary (5)
-
Smithian (3)
-
Spathian (3)
-
Thaynes Formation (2)
-
-
Middle Triassic
-
Anisian (5)
-
Doig Formation (27)
-
Ladinian (4)
-
Muschelkalk (5)
-
-
Moenkopi Formation (7)
-
Montney Formation (55)
-
Sherwood Sandstone (12)
-
Shublik Formation (14)
-
Upper Triassic
-
Baldonnel Formation (6)
-
Carnian (5)
-
Chinle Formation (3)
-
Dockum Group (1)
-
Keuper (5)
-
Lockatong Formation (1)
-
Mercia Mudstone (6)
-
Norian (8)
-
Pardonet Formation (5)
-
Rhaetian
-
Penarth Group (1)
-
-
Sag River Sandstone (3)
-
Santa Rosa Sandstone (1)
-
Stuhini Group (1)
-
Xujiahe Formation (13)
-
Yanchang Formation (71)
-
-
-
upper Mesozoic (6)
-
Vaca Muerta Formation (50)
-
Wingate Sandstone (4)
-
Yanshanian (17)
-
-
Paleozoic
-
Ambo Group (1)
-
Arbuckle Group (16)
-
Bedford Shale (3)
-
Berea Sandstone (20)
-
Cambrian
-
Acadian (1)
-
Conasauga Group (2)
-
Lower Cambrian
-
Rome Formation (3)
-
Shady Dolomite (2)
-
Terreneuvian
-
Fortunian (1)
-
-
Tommotian (1)
-
-
Middle Cambrian
-
Bright Angel Shale (1)
-
-
Tapeats Sandstone (1)
-
Tintic Quartzite (1)
-
Upper Cambrian
-
Copper Ridge Dolomite (2)
-
Eau Claire Formation (1)
-
Franconia Formation (1)
-
Furongian (2)
-
Galesville Sandstone (1)
-
Mount Simon Sandstone (2)
-
Potsdam Sandstone (3)
-
Reagan Sandstone (1)
-
Wilberns Formation (1)
-
-
-
Carboniferous
-
Albert Formation (7)
-
Amsden Formation (2)
-
Bartlesville Sand (5)
-
Benxi Formation (10)
-
Burbank Sand (3)
-
Diamond Peak Formation (1)
-
Ely Limestone (1)
-
Huanglong Formation (2)
-
Jackfork Group (6)
-
Lower Carboniferous
-
Dinantian (27)
-
-
Mabou Group (3)
-
Middle Carboniferous (4)
-
Mississippian
-
Barnett Shale (93)
-
Big Injun Sandstone (1)
-
Boone Formation (3)
-
Chainman Shale (4)
-
Charles Formation (11)
-
Harrodsburg Limestone (1)
-
Leadville Formation (2)
-
Lower Mississippian
-
Fort Payne Formation (2)
-
Kekiktuk Conglomerate (3)
-
Kinderhookian
-
Banff Formation (3)
-
-
Lodgepole Formation (17)
-
Osagian
-
Burlington Limestone (2)
-
Keokuk Limestone (2)
-
-
Pocono Formation (5)
-
Tournaisian (10)
-
-
Macumber Formation (3)
-
Madison Group (33)
-
Middle Mississippian
-
Visean
-
Great Scar Limestone (1)
-
upper Visean (2)
-
-
-
Mission Canyon Limestone (25)
-
Newman Limestone (2)
-
Price Formation (1)
-
Sunbury Shale (7)
-
Upper Mississippian
-
Bangor Limestone (1)
-
Chesterian
-
Aux Vases Sandstone (5)
-
Cypress Sandstone (2)
-
Imo Formation (1)
-
Renault Formation (2)
-
-
Fayetteville Formation (6)
-
Greenbrier Limestone (5)
-
Hartselle Sandstone (3)
-
Heath Formation (3)
-
Hinton Formation (2)
-
Mauch Chunk Formation (1)
-
Meramecian
-
Saint Louis Limestone (2)
-
Sainte Genevieve Limestone (7)
-
Salem Limestone (2)
-
Warsaw Formation (2)
-
-
Monteagle Limestone (2)
-
Pennington Formation (1)
-
Serpukhovian (4)
-
Tuscumbia Limestone (1)
-
-
Windsor Group (9)
-
-
Namurian (10)
-
Pennsylvanian
-
Conemaugh Group (1)
-
Cumberland Group (1)
-
Hermosa Group (1)
-
Herrin Coal Member (1)
-
Joggins Formation (1)
-
Lower Pennsylvanian
-
Bashkirian (3)
-
Haymond Formation (1)
-
Morrowan (14)
-
New River Formation (1)
-
-
Mansfield Formation (1)
-
Marble Falls Group (4)
-
Mary Lee Coal (2)
-
Middle Pennsylvanian
-
Allegheny Group (2)
-
Atokan
-
Atoka Formation (13)
-
-
Breathitt Formation (2)
-
Carbondale Formation (2)
-
Danville Coal Member (1)
-
Desmoinesian
-
Cherokee Group (9)
-
Hartshorne Sandstone (2)
-
Marmaton Group (2)
-
Spiro Sandstone (3)
-
-
Kanawha Formation (1)
-
Moscovian (3)
-
Paradox Formation (6)
-
-
Minturn Formation (2)
-
Monongahela Group (1)
-
Morien Group (1)
-
Morrow Formation (20)
-
Pottsville Group (4)
-
Red Fork Sandstone (5)
-
Smithwick Shale (2)
-
Springfield Coal Member (2)
-
Strawn Series (9)
-
Upper Pennsylvanian
-
Canyon Group (5)
-
Cisco Group (10)
-
Holder Formation (1)
-
Missourian
-
Kansas City Group (3)
-
Lansing Group (5)
-
Seminole Formation (1)
-
Wann Formation (1)
-
-
Virgilian
-
Tonganoxie Sandstone (1)
-
-
-
Wapanucka Limestone (3)
-
-
Silesian (1)
-
Springer Formation (5)
-
Upper Carboniferous
-
Millstone Grit (3)
-
Stephanian (1)
-
Westphalian (11)
-
-
Wahoo Limestone (1)
-
-
Catskill Formation (3)
-
Chattanooga Shale (7)
-
Cow Head Group (2)
-
Deadwood Formation (1)
-
Devonian
-
Beaverhill Lake Group (5)
-
Guilmette Formation (1)
-
Keg River Formation (20)
-
Lower Devonian
-
Emsian (1)
-
Gedinnian (1)
-
Oriskany Sandstone (35)
-
Siegenian (1)
-
York River Formation (2)
-
-
Middle Devonian
-
Dundee Limestone (5)
-
Eifelian (3)
-
Elk Point Group (9)
-
Givetian (3)
-
Hamilton Group (2)
-
Jeffersonville Limestone (1)
-
Mahantango Formation (4)
-
Marcellus Shale (78)
-
Nahanni Formation (3)
-
Onondaga Limestone (21)
-
Prairie Evaporite (14)
-
Sulphur Point Formation (4)
-
Tioga Bentonite (1)
-
Tully Limestone (4)
-
Winnipegosis Formation (11)
-
-
Miette Complex (1)
-
Millboro Shale (2)
-
Old Red Sandstone (4)
-
Ramparts Formation (1)
-
Slave Point Formation (10)
-
Swan Hills Formation (11)
-
Thirtyone Formation (7)
-
Traverse Group (3)
-
Upper Devonian
-
Birdbear Formation (3)
-
Brallier Shale (1)
-
Canadaway Group (2)
-
Chemung Formation (4)
-
Cleveland Member (2)
-
Domanik Formation (7)
-
Duperow Formation (5)
-
Famennian
-
lower Famennian (2)
-
Wabamun Group (14)
-
-
Frasnian
-
Leduc Formation (23)
-
lower Frasnian (1)
-
-
Grosmont Formation (17)
-
Hampshire Formation (2)
-
Huron Member (10)
-
Jefferson Group (3)
-
Kanayut Conglomerate (1)
-
Kellwasser event (1)
-
Nisku Formation (21)
-
Ohio Shale (18)
-
Olentangy Shale (2)
-
Palliser Formation (1)
-
West Falls Formation (1)
-
-
Waterways Formation (1)
-
-
Dunkard Group (1)
-
Endicott Group (3)
-
Exshaw Formation (15)
-
Helderberg Group (2)
-
Horton Group (8)
-
Hunton Group (12)
-
Itarare Subgroup (2)
-
Knox Group (15)
-
Lisburne Group (15)
-
lower Paleozoic
-
Cape Phillips Formation (3)
-
Rose Run Sandstone (5)
-
-
Maroon Formation (1)
-
middle Paleozoic (2)
-
Minnelusa Formation (17)
-
New Albany Shale (18)
-
Ordovician
-
Chickamauga Group (1)
-
Lower Ordovician
-
Arenigian (1)
-
Beekmantown Group (8)
-
Ellenburger Group (31)
-
Kindblade Formation (1)
-
Mascot Dolomite (1)
-
Prairie du Chien Group (3)
-
Saint George Group (5)
-
Tremadocian (2)
-
-
Lushs Bight Group (1)
-
Majiagou Formation (4)
-
Martinsburg Formation (1)
-
Meguma Group (1)
-
Middle Ordovician
-
Black River Group (10)
-
Bromide Formation (1)
-
Chazy Group (2)
-
Galena Dolomite (1)
-
Glenwood Shale (2)
-
Lenoir Limestone (2)
-
Llanvirnian (1)
-
Platteville Formation (1)
-
Saint Peter Sandstone (8)
-
Schenectady Formation (1)
-
Simpson Group (7)
-
Stones River Group (1)
-
Table Head Group (1)
-
Winnipeg Formation (4)
-
-
Montoya Group (1)
-
Skiddaw Slates (1)
-
Trenton Group (31)
-
Upper Ordovician
-
Ashgillian (1)
-
Bighorn Dolomite (4)
-
Caradocian
-
Borrowdale Volcanic Group (1)
-
-
Cincinnatian
-
Richmondian (1)
-
-
Hirnantian (3)
-
Katian (3)
-
Lorraine Group (1)
-
Maquoketa Formation (3)
-
Mohawkian (1)
-
Queenston Shale (4)
-
Red River Formation (18)
-
Reedsville Formation (1)
-
Trentonian (21)
-
Wufeng Formation (40)
-
Yeoman Formation (4)
-
-
Utica Shale (16)
-
Vinini Formation (1)
-
Viola Limestone (9)
-
-
Permian
-
Castile Formation (5)
-
Chase Group (3)
-
Cutler Formation (1)
-
Ecca Group (10)
-
Echooka Formation (1)
-
Fort Riley Limestone (1)
-
Gharif Formation (9)
-
Glorieta Sandstone (2)
-
Guadalupian
-
Bell Canyon Formation (6)
-
Brushy Canyon Formation (7)
-
Capitan Formation (5)
-
Cherry Canyon Formation (6)
-
Delaware Mountain Group (7)
-
Grayburg Formation (7)
-
Queen Formation (1)
-
Seven Rivers Formation (1)
-
Tansill Formation (2)
-
-
Hennessey Formation (3)
-
Irati Formation (1)
-
Kaibab Formation (4)
-
Kamthi Formation (1)
-
Khuff Formation (48)
-
Longtan Formation (4)
-
Lower Permian
-
Abo Formation (6)
-
Al Khlata Formation (5)
-
Autunian (2)
-
Barakar Stage (4)
-
Cherry Canyon Formation (6)
-
Cisuralian
-
Artinskian (2)
-
Asselian (1)
-
Kungurian (1)
-
Sakmarian (2)
-
-
Leman Sandstone Formation (18)
-
Leonardian
-
Bone Spring Limestone (10)
-
Clear Fork Group (6)
-
-
Opeche Shale (3)
-
Qixia Formation (5)
-
Wichita Group (1)
-
Wolfcampian
-
Hueco Limestone (1)
-
-
-
Lyons Sandstone (9)
-
Maokou Formation (7)
-
Meade Peak Member (3)
-
Middle Permian (13)
-
Park City Formation (2)
-
Phosphoria Formation (17)
-
Retort Phosphatic Shale Member (1)
-
Rotliegendes (61)
-
Shihezi Formation (12)
-
Toroweap Formation (1)
-
Unayzah Formation (23)
-
Upper Permian
-
Changxing Formation (4)
-
Kazanian (1)
-
Permian-Triassic boundary (5)
-
Rangal Coal Measures (1)
-
Raniganj Formation (4)
-
Salado Formation (4)
-
Tatarian (2)
-
Zechstein (64)
-
-
Wellington Formation (1)
-
Whitehill Formation (7)
-
Yates Formation (4)
-
Yeso Formation (6)
-
-
Pilot Shale (1)
-
Rondout Formation (1)
-
Sauk Sequence (6)
-
Silurian
-
Bass Islands Dolomite (1)
-
Fusselman Dolomite (1)
-
Lockport Formation (5)
-
Lower Silurian
-
Brassfield Formation (1)
-
Grimsby Sandstone (1)
-
Llandovery
-
Aeronian (1)
-
Interlake Formation (1)
-
Rhuddanian (2)
-
Telychian (1)
-
-
Qalibah Formation (5)
-
Tuscarora Formation (5)
-
Wenlock (3)
-
Whirlpool Sandstone (2)
-
-
Middle Silurian
-
Clinton Group (21)
-
Guelph Formation (2)
-
Keefer Sandstone (6)
-
McKenzie Formation (3)
-
Racine Dolomite (1)
-
Rochester Formation (1)
-
Rose Hill Formation (1)
-
Waldron Shale (1)
-
-
Niagaran (26)
-
Upper Silurian
-
Cayugan
-
Tonoloway Limestone (2)
-
Williamsport Sandstone (1)
-
-
Ludlow
-
Ludfordian (1)
-
-
Salina Group (11)
-
Wristen Formation (1)
-
-
-
Taiyuan Formation (17)
-
Talchir Formation (2)
-
Tensleep Sandstone (25)
-
Tippecanoe Sequence (2)
-
upper Paleozoic
-
Admire Group (1)
-
Antrim Shale (9)
-
Arkansas Novaculite (1)
-
Bakken Formation (70)
-
Copacabana Group (1)
-
Dwyka Formation (3)
-
Fountain Formation (1)
-
Kaskaskia Sequence (4)
-
Pictou Group (1)
-
Shanxi Formation (26)
-
Tarma Group (1)
-
Tirrawarra Sandstone (3)
-
-
Weber Sandstone (6)
-
Woodford Shale (57)
-
-
Phanerozoic (59)
-
Precambrian
-
Animikie Group (1)
-
Archean
-
Mesoarchean (1)
-
Neoarchean (4)
-
Paleoarchean (1)
-
Warrawoona Group (1)
-
-
Bijawar System (1)
-
Chuar Group (3)
-
Fortescue Group (1)
-
Gunflint Iron Formation (1)
-
Hamersley Group (1)
-
Lewisian Complex (2)
-
Nonesuch Shale (4)
-
Stillwater Complex (1)
-
Transvaal Supergroup (1)
-
Uinta Mountain Group (2)
-
Unkar Group (1)
-
upper Precambrian
-
Proterozoic
-
Bambui Group (1)
-
Banxi Group (1)
-
Mesoproterozoic
-
Belt Supergroup (4)
-
Freda Sandstone (1)
-
Revett Quartzite (1)
-
Roper Group (4)
-
-
Miette Group (1)
-
Neoproterozoic
-
Cryogenian (2)
-
Dengying Formation (12)
-
Doushantuo Formation (3)
-
Ediacaran
-
Wonoka Formation (1)
-
-
Infracambrian (3)
-
Riphean
-
upper Riphean (2)
-
-
Vendian (61)
-
-
Oronto Group (1)
-
Paleoproterozoic
-
Francevillian (1)
-
Karelian (1)
-
-
Sinian
-
Dengying Formation (12)
-
Doushantuo Formation (3)
-
-
Windermere System (1)
-
-
-
Witwatersrand Supergroup (1)
-
-
Vindhyan (2)
-
-
igneous rocks
-
extrusive rocks (1)
-
igneous rocks
-
carbonatites (1)
-
kimberlite (6)
-
picrite (2)
-
plutonic rocks
-
diabase
-
tholeiitic dolerite (1)
-
-
diorites
-
plagiogranite (1)
-
-
gabbros (1)
-
granites
-
charnockite (1)
-
-
pegmatite (1)
-
ultramafics (6)
-
-
porphyry (2)
-
volcanic rocks
-
andesites (9)
-
basalts
-
flood basalts (9)
-
mid-ocean ridge basalts (2)
-
olivine basalt (1)
-
shoshonite (1)
-
trap rocks (7)
-
-
dacites (1)
-
glasses
-
palagonite (1)
-
-
phonolites (1)
-
pyroclastics
-
hyaloclastite (5)
-
ignimbrite (2)
-
tuff (21)
-
tuffite (1)
-
welded tuff (1)
-
-
rhyolites
-
quartz porphyry (1)
-
-
trachytes (2)
-
-
-
ophiolite (14)
-
volcanic ash (8)
-
-
metamorphic rocks
-
K-bentonite (1)
-
metamorphic rocks
-
cataclasites (8)
-
gneisses (3)
-
hornfels (1)
-
impactites
-
impact breccia (1)
-
-
marbles (1)
-
metaigneous rocks
-
metarhyolite (1)
-
serpentinite (6)
-
-
metasedimentary rocks
-
metapelite (1)
-
-
metasomatic rocks
-
serpentinite (6)
-
skarn (3)
-
-
phyllites (1)
-
quartzites (3)
-
schists
-
greenstone (1)
-
-
-
ophiolite (14)
-
turbidite (292)
-
-
meteorites
-
meteorites (3)
-
-
minerals
-
carbonates
-
ankerite (8)
-
aragonite (8)
-
calcite (169)
-
dawsonite (4)
-
dolomite (103)
-
Iceland spar (2)
-
kutnohorite (1)
-
magnesian calcite (6)
-
magnesite (3)
-
nahcolite (1)
-
rhodochrosite (1)
-
shortite (1)
-
siderite (15)
-
sphaerosiderite (1)
-
trona (2)
-
-
halides
-
chlorides
-
halite (24)
-
-
fluorides
-
fluorite (3)
-
-
-
hydrates (23)
-
iron minerals (1)
-
K-bentonite (1)
-
minerals (30)
-
native elements
-
graphite (4)
-
-
nitrates (1)
-
oxalates (1)
-
oxides
-
aluminum oxides (1)
-
chrome spinel (1)
-
chromite (1)
-
goethite (1)
-
hematite (7)
-
hydroxides (1)
-
iron oxides (8)
-
magnetite (15)
-
manganese oxides (2)
-
pitchblende (1)
-
rutile (2)
-
uraninite (2)
-
-
phosphates
-
apatite (51)
-
fluorapatite (1)
-
monazite (5)
-
turquoise (1)
-
-
silicates
-
aluminosilicates (1)
-
asbestos (1)
-
chain silicates
-
amphibole group
-
clinoamphibole
-
hornblende (1)
-
-
-
pyroxene group
-
clinopyroxene (1)
-
-
-
feldspathoids (1)
-
framework silicates
-
feldspar group
-
alkali feldspar
-
adularia (1)
-
K-feldspar (18)
-
microcline (1)
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plagioclase
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scapolite group (1)
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silica minerals
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opal
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quartz (139)
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zeolite group
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zircon group
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ring silicates
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sheet silicates
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chlorite group
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clay minerals
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corrensite (1)
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serpentine group
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sulfates
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sulfides
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pyrite (45)
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Primary terms
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Sligo Formation (7)
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Spirit River Formation (11)
-
Thamama Group (12)
-
Torok Formation (5)
-
Travis Peak Formation (12)
-
Trinity Group (2)
-
Urgonian (1)
-
Valanginian (24)
-
Wealden (2)
-
Yingcheng Formation (6)
-
Zubair Formation (6)
-
-
Macae Formation (7)
-
Mancos Shale (27)
-
Middle Cretaceous
-
Winton Formation (1)
-
-
Mishash Formation (1)
-
Nanushuk Group (7)
-
Natih Formation (13)
-
Nenjiang Formation (8)
-
Potomac Group (2)
-
Qingshankou Formation (16)
-
Quantou Formation (4)
-
Shiranish Formation (4)
-
Upper Cretaceous
-
Almond Formation (9)
-
Bearpaw Formation (3)
-
Belle Fourche Shale (6)
-
Belly River Formation (10)
-
Blackhawk Formation (10)
-
Buda Limestone (11)
-
Campanian
-
Dinosaur Park Formation (1)
-
lower Campanian (1)
-
upper Campanian (1)
-
-
Cardium Formation (24)
-
Carlile Shale (9)
-
Castlegate Sandstone (3)
-
Cenomanian
-
Dunvegan Formation (3)
-
lower Cenomanian (1)
-
upper Cenomanian (1)
-
-
Codell Sandstone Member (6)
-
Cody Shale (3)
-
Coniacian (18)
-
Dawson Canyon Formation (3)
-
Duwi Formation (2)
-
Eagle Sandstone (8)
-
Eutaw Formation (4)
-
Ferron Sandstone Member (18)
-
Forbes Formation (2)
-
Fort Hays Limestone Member (3)
-
Fox Hills Formation (2)
-
Frontier Formation (23)
-
Fruitland Formation (11)
-
Gallup Sandstone (3)
-
Ghareb Formation (1)
-
Greenhorn Limestone (7)
-
Gulfian
-
Aguja Formation (1)
-
Austin Chalk (23)
-
Austin Group (4)
-
Eagle Ford Formation (88)
-
Navarro Group (1)
-
Olmos Formation (1)
-
Taylor Marl (3)
-
Woodbine Formation (13)
-
-
Honna Formation (1)
-
Horseshoe Canyon Formation (7)
-
Judith River Formation (2)
-
Kirtland Shale (1)
-
K-T boundary (7)
-
La Luna Formation (9)
-
Lance Formation (8)
-
Lewis Shale (18)
-
Maestrichtian
-
upper Maestrichtian (2)
-
-
Marca Shale Member (1)
-
Mesaverde Group (41)
-
Milk River Formation (5)
-
Moreno Formation (8)
-
Neuquen Group (4)
-
Niobrara Formation (34)
-
Oldman Formation (3)
-
Pakawau Group (3)
-
Parkman Sandstone (1)
-
Peedee Formation (1)
-
Pictured Cliffs Sandstone (3)
-
Pierre Shale (11)
-
Point Lookout Sandstone (1)
-
Price River Formation (2)
-
Prince Creek Formation (1)
-
Rosario Formation (1)
-
Santonian (16)
-
Schrader Bluff Formation (2)
-
Senonian (54)
-
Shannon Sandstone Member (4)
-
Sharon Springs Member (1)
-
Smoky Hill Chalk Member (5)
-
Star Point Sandstone (3)
-
Straight Cliffs Formation (2)
-
Sussex Sandstone Member (2)
-
Turonian
-
lower Turonian (3)
-
upper Turonian (1)
-
-
Tuscaloosa Formation (25)
-
Two Medicine Formation (1)
-
Vivian Formation (3)
-
Wall Creek Member (3)
-
Williams Fork Formation (14)
-
Wyandot Formation (4)
-
-
Viking Formation (26)
-
Vraconian (1)
-
Whitemud Formation (1)
-
Yacoraite Formation (1)
-
Yezo Group (1)
-
-
Franciscan Complex (5)
-
Glen Canyon Group (2)
-
Great Valley Sequence (8)
-
Jurassic
-
Arapien Shale (1)
-
Bazhenov Formation (63)
-
Birkhead Formation (3)
-
Carmel Formation (3)
-
Coast Range Ophiolite (1)
-
Fernie Formation (6)
-
Heather Formation (17)
-
Kingak Shale (9)
-
Lathi Formation (2)
-
Lower Jurassic
-
Dunlin Group (7)
-
East Berlin Formation (1)
-
Hettangian (8)
-
Laberge Group (1)
-
lower Liassic (5)
-
middle Liassic (3)
-
Nordegg Member (8)
-
Pliensbachian (11)
-
Portland Formation (1)
-
Sinemurian (5)
-
Toarcian
-
lower Toarcian (4)
-
-
upper Liassic (7)
-
-
Mic Mac Formation (3)
-
Middle Jurassic
-
Aalenian (4)
-
Bajocian
-
Brent Group (58)
-
Broom Formation (3)
-
Etive Formation (6)
-
Ness Formation (11)
-
Rannoch Formation (11)
-
Tarbert Formation (7)
-
Yakoun Group (1)
-
-
Bathonian
-
Great Oolite Group (1)
-
-
Callovian (35)
-
Dogger (8)
-
Summerville Formation (1)
-
Todilto Formation (2)
-
Walloon Coal Measures (4)
-
Xishanyao Formation (3)
-
-
Norphlet Formation (30)
-
Opalinus Clay (1)
-
Oxford Clay (3)
-
Posidonia Shale (8)
-
San Rafael Group (1)
-
Twin Creek Limestone (5)
-
Upper Jurassic
-
Arab Formation (37)
-
Bossier Formation (14)
-
Bowser Lake Group (4)
-
Buckner Formation (7)
-
Cotton Valley Group (26)
-
Entrada Sandstone (14)
-
Fulmar Formation (20)
-
Hanifa Formation (19)
-
Haynesville Formation (40)
-
Jeanne d'Arc Formation (2)
-
Kimmeridge Clay (48)
-
Kimmeridgian
-
lower Kimmeridgian (2)
-
upper Kimmeridgian (1)
-
-
Malm (1)
-
Morrison Formation (6)
-
Naknek Formation (1)
-
Oxfordian
-
upper Oxfordian (1)
-
-
Portlandian (13)
-
Salt Wash Sandstone Member (1)
-
Schuler Formation (3)
-
Smackover Formation (66)
-
Sundance Formation (4)
-
Swift Formation (3)
-
Tithonian (38)
-
Volgian (12)
-
-
-
Kayenta Formation (4)
-
Kunga Group (3)
-
lower Mesozoic (4)
-
Maiolica Limestone (2)
-
middle Mesozoic (1)
-
Mist Mountain Formation (1)
-
Murihiku Supergroup (2)
-
Navajo Sandstone (20)
-
Newark Supergroup (3)
-
Nugget Sandstone (8)
-
Pucara Group (1)
-
Sandilands Formation (3)
-
Serra Geral Formation (1)
-
Statfjord Formation (15)
-
Triassic
-
Charlie Lake Formation (11)
-
Hawkesbury Sandstone (1)
-
Liard Formation (1)
-
Lower Triassic
-
Bunter (12)
-
Dinwoody Formation (2)
-
Induan (2)
-
Permian-Triassic boundary (5)
-
Smithian (3)
-
Spathian (3)
-
Thaynes Formation (2)
-
-
Middle Triassic
-
Anisian (5)
-
Doig Formation (27)
-
Ladinian (4)
-
Muschelkalk (5)
-
-
Moenkopi Formation (7)
-
Montney Formation (55)
-
Sherwood Sandstone (12)
-
Shublik Formation (14)
-
Upper Triassic
-
Baldonnel Formation (6)
-
Carnian (5)
-
Chinle Formation (3)
-
Dockum Group (1)
-
Keuper (5)
-
Lockatong Formation (1)
-
Mercia Mudstone (6)
-
Norian (8)
-
Pardonet Formation (5)
-
Rhaetian
-
Penarth Group (1)
-
-
Sag River Sandstone (3)
-
Santa Rosa Sandstone (1)
-
Stuhini Group (1)
-
Xujiahe Formation (13)
-
Yanchang Formation (71)
-
-
-
upper Mesozoic (6)
-
Vaca Muerta Formation (50)
-
Wingate Sandstone (4)
-
Yanshanian (17)
-
-
metal ores
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base metals (12)
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chromite ores (1)
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copper ores (23)
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gold ores (17)
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iron ores (5)
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lead ores (14)
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lead-zinc deposits (30)
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manganese ores (1)
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mercury ores (3)
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nickel ores (3)
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platinum ores (2)
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polymetallic ores (3)
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rare earth deposits (1)
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silver ores (8)
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strontium ores (1)
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tin ores (2)
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zinc ores (18)
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metals
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actinides
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thorium
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Th-232 (2)
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uranium
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U-235 (1)
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U-238/Pb-206 (1)
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U-238/U-235 (1)
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-
-
alkali metals
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lithium
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Li-7/Li-6 (1)
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potassium
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K-40 (2)
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rubidium (1)
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sodium (12)
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alkaline earth metals
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barium (6)
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calcium
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Mg/Ca (1)
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Sr/Ca (1)
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-
magnesium
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Mg/Ca (1)
-
-
radium
-
Ra-226 (2)
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Ra-228 (1)
-
Ra-228/Ra-226 (1)
-
-
strontium
-
Sr/Ca (1)
-
Sr-87/Sr-86 (79)
-
-
-
aluminum (12)
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arsenic (2)
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cadmium (1)
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chromium (3)
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cobalt (2)
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copper (6)
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gallium (2)
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gold (1)
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hafnium (2)
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iron
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Fe-56/Fe-54 (1)
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ferric iron (3)
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ferrous iron (5)
-
-
lead
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Pb-206/Pb-204 (6)
-
Pb-207/Pb-204 (5)
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Pb-207/Pb-206 (2)
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Pb-208/Pb-204 (4)
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Pb-208/Pb-206 (2)
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Pb-210 (1)
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U-238/Pb-206 (1)
-
-
manganese (6)
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mercury (6)
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molybdenum (14)
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nickel (11)
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niobium (3)
-
platinum group
-
osmium
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Os-188/Os-187 (5)
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Re-187/Os-188 (2)
-
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platinum (1)
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platinum ores (2)
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ruthenium (1)
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precious metals (4)
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rare earths
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cerium (1)
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europium (3)
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gadolinium (1)
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neodymium
-
Nd-144/Nd-143 (1)
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Sm-147/Nd-144 (1)
-
-
samarium
-
Sm-147/Nd-144 (1)
-
-
ytterbium (1)
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yttrium (2)
-
-
rhenium
-
Re-187/Os-188 (2)
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silver (1)
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titanium (4)
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vanadium (10)
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zirconium (4)
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metamorphic rocks
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cataclasites (8)
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hornfels (1)
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impactites
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impact breccia (1)
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marbles (1)
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metaigneous rocks
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metasedimentary rocks
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metasomatic rocks
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phyllites (1)
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greenstone (1)
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metamorphism (65)
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meteorology (3)
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Mexico
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Coahuila Mexico (4)
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micropaleontology (9)
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N-15 (1)
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noble gases
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argon
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Ar-36 (2)
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Ar-40/Ar-39 (2)
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helium
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krypton
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Kr-84 (2)
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neon
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Ne-22/Ne-20 (1)
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radon
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Rn-222 (1)
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xenon
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Xe-132 (1)
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nodules (3)
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nonmetal deposits (2)
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nonmetals (3)
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North America
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Appalachian Basin (100)
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Valley and Ridge Province (18)
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Basin and Range Province
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Great Basin (9)
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Canadian Shield
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Dakota Aquifer (1)
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Disturbed Belt (3)
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Rocky Mountains foreland (17)
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Western Interior
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Northern Hemisphere (5)
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ocean basins (12)
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ocean circulation (12)
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Ocean Drilling Program
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Leg 103
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ODP Site 640 (1)
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Leg 104 (2)
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Leg 112
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ODP Site 685 (1)
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ODP Site 688 (1)
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Leg 117
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ODP Site 723 (1)
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ODP Site 727 (1)
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Leg 124
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ODP Site 767 (1)
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Leg 146
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ODP Site 889 (2)
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Leg 149 (1)
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Leg 152 (1)
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Leg 160
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ODP Site 967 (1)
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Leg 164
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ODP Site 994 (3)
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ODP Site 995 (4)
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ODP Site 997 (4)
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Leg 166 (1)
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Leg 170
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ODP Site 1041 (1)
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Leg 174A
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ODP Site 1071 (1)
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Leg 175
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ODP Site 1075 (1)
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Leg 194
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Leg 204
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ODP Site 1244 (1)
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Leg 210
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ODP Site 1276 (2)
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ODP Site 1277 (1)
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ocean floors (166)
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-
-
Nankai Trough (10)
-
Okhotsk Sea (4)
-
Okinawa Trough (1)
-
Philippine Sea (1)
-
Shatsky Rise (2)
-
South China Sea
-
Gulf of Thailand (14)
-
Malay Basin (19)
-
Qiongdongnan Basin (14)
-
Yinggehai Basin (15)
-
Zhujiangkou Basin (31)
-
-
Yellow Sea
-
Bohai Sea
-
Bohai Bay (49)
-
-
-
-
Southwest Pacific
-
Banda Sea (1)
-
Coral Sea
-
Coral Sea Basin (1)
-
Great Barrier Reef (4)
-
Marion Plateau (3)
-
-
Great South Basin (4)
-
Gulf of Carpentaria (1)
-
Hikurangi Trough (1)
-
Java Sea (8)
-
Lord Howe Rise (2)
-
Maui Field (5)
-
Tasman Sea (3)
-
-
Sunda Shelf (5)
-
-
-
Pacific region (22)
-
paleobotany (4)
-
paleoclimatology (103)
-
paleoecology (77)
-
paleogeography (519)
-
paleomagnetism (68)
-
paleontology (37)
-
Paleozoic
-
Ambo Group (1)
-
Arbuckle Group (16)
-
Bedford Shale (3)
-
Berea Sandstone (20)
-
Cambrian
-
Acadian (1)
-
Conasauga Group (2)
-
Lower Cambrian
-
Rome Formation (3)
-
Shady Dolomite (2)
-
Terreneuvian
-
Fortunian (1)
-
-
Tommotian (1)
-
-
Middle Cambrian
-
Bright Angel Shale (1)
-
-
Tapeats Sandstone (1)
-
Tintic Quartzite (1)
-
Upper Cambrian
-
Copper Ridge Dolomite (2)
-
Eau Claire Formation (1)
-
Franconia Formation (1)
-
Furongian (2)
-
Galesville Sandstone (1)
-
Mount Simon Sandstone (2)
-
Potsdam Sandstone (3)
-
Reagan Sandstone (1)
-
Wilberns Formation (1)
-
-
-
Carboniferous
-
Albert Formation (7)
-
Amsden Formation (2)
-
Bartlesville Sand (5)
-
Benxi Formation (10)
-
Burbank Sand (3)
-
Diamond Peak Formation (1)
-
Ely Limestone (1)
-
Huanglong Formation (2)
-
Jackfork Group (6)
-
Lower Carboniferous
-
Dinantian (27)
-
-
Mabou Group (3)
-
Middle Carboniferous (4)
-
Mississippian
-
Barnett Shale (93)
-
Big Injun Sandstone (1)
-
Boone Formation (3)
-
Chainman Shale (4)
-
Charles Formation (11)
-
Harrodsburg Limestone (1)
-
Leadville Formation (2)
-
Lower Mississippian
-
Fort Payne Formation (2)
-
Kekiktuk Conglomerate (3)
-
Kinderhookian
-
Banff Formation (3)
-
-
Lodgepole Formation (17)
-
Osagian
-
Burlington Limestone (2)
-
Keokuk Limestone (2)
-
-
Pocono Formation (5)
-
Tournaisian (10)
-
-
Macumber Formation (3)
-
Madison Group (33)
-
Middle Mississippian
-
Visean
-
Great Scar Limestone (1)
-
upper Visean (2)
-
-
-
Mission Canyon Limestone (25)
-
Newman Limestone (2)
-
Price Formation (1)
-
Sunbury Shale (7)
-
Upper Mississippian
-
Bangor Limestone (1)
-
Chesterian
-
Aux Vases Sandstone (5)
-
Cypress Sandstone (2)
-
Imo Formation (1)
-
Renault Formation (2)
-
-
Fayetteville Formation (6)
-
Greenbrier Limestone (5)
-
Hartselle Sandstone (3)
-
Heath Formation (3)
-
Hinton Formation (2)
-
Mauch Chunk Formation (1)
-
Meramecian
-
Saint Louis Limestone (2)
-
Sainte Genevieve Limestone (7)
-
Salem Limestone (2)
-
Warsaw Formation (2)
-
-
Monteagle Limestone (2)
-
Pennington Formation (1)
-
Serpukhovian (4)
-
Tuscumbia Limestone (1)
-
-
Windsor Group (9)
-
-
Namurian (10)
-
Pennsylvanian
-
Conemaugh Group (1)
-
Cumberland Group (1)
-
Hermosa Group (1)
-
Herrin Coal Member (1)
-
Joggins Formation (1)
-
Lower Pennsylvanian
-
Bashkirian (3)
-
Haymond Formation (1)
-
Morrowan (14)
-
New River Formation (1)
-
-
Mansfield Formation (1)
-
Marble Falls Group (4)
-
Mary Lee Coal (2)
-
Middle Pennsylvanian
-
Allegheny Group (2)
-
Atokan
-
Atoka Formation (13)
-
-
Breathitt Formation (2)
-
Carbondale Formation (2)
-
Danville Coal Member (1)
-
Desmoinesian
-
Cherokee Group (9)
-
Hartshorne Sandstone (2)
-
Marmaton Group (2)
-
Spiro Sandstone (3)
-
-
Kanawha Formation (1)
-
Moscovian (3)
-
Paradox Formation (6)
-
-
Minturn Formation (2)
-
Monongahela Group (1)
-
Morien Group (1)
-
Morrow Formation (20)
-
Pottsville Group (4)
-
Red Fork Sandstone (5)
-
Smithwick Shale (2)
-
Springfield Coal Member (2)
-
Strawn Series (9)
-
Upper Pennsylvanian
-
Canyon Group (5)
-
Cisco Group (10)
-
Holder Formation (1)
-
Missourian
-
Kansas City Group (3)
-
Lansing Group (5)
-
Seminole Formation (1)
-
Wann Formation (1)
-
-
Virgilian
-
Tonganoxie Sandstone (1)
-
-
-
Wapanucka Limestone (3)
-
-
Silesian (1)
-
Springer Formation (5)
-
Upper Carboniferous
-
Millstone Grit (3)
-
Stephanian (1)
-
Westphalian (11)
-
-
Wahoo Limestone (1)
-
-
Catskill Formation (3)
-
Chattanooga Shale (7)
-
Cow Head Group (2)
-
Deadwood Formation (1)
-
Devonian
-
Beaverhill Lake Group (5)
-
Guilmette Formation (1)
-
Keg River Formation (20)
-
Lower Devonian
-
Emsian (1)
-
Gedinnian (1)
-
Oriskany Sandstone (35)
-
Siegenian (1)
-
York River Formation (2)
-
-
Middle Devonian
-
Dundee Limestone (5)
-
Eifelian (3)
-
Elk Point Group (9)
-
Givetian (3)
-
Hamilton Group (2)
-
Jeffersonville Limestone (1)
-
Mahantango Formation (4)
-
Marcellus Shale (78)
-
Nahanni Formation (3)
-
Onondaga Limestone (21)
-
Prairie Evaporite (14)
-
Sulphur Point Formation (4)
-
Tioga Bentonite (1)
-
Tully Limestone (4)
-
Winnipegosis Formation (11)
-
-
Miette Complex (1)
-
Millboro Shale (2)
-
Old Red Sandstone (4)
-
Ramparts Formation (1)
-
Slave Point Formation (10)
-
Swan Hills Formation (11)
-
Thirtyone Formation (7)
-
Traverse Group (3)
-
Upper Devonian
-
Birdbear Formation (3)
-
Brallier Shale (1)
-
Canadaway Group (2)
-
Chemung Formation (4)
-
Cleveland Member (2)
-
Domanik Formation (7)
-
Duperow Formation (5)
-
Famennian
-
lower Famennian (2)
-
Wabamun Group (14)
-
-
Frasnian
-
Leduc Formation (23)
-
lower Frasnian (1)
-
-
Grosmont Formation (17)
-
Hampshire Formation (2)
-
Huron Member (10)
-
Jefferson Group (3)
-
Kanayut Conglomerate (1)
-
Kellwasser event (1)
-
Nisku Formation (21)
-
Ohio Shale (18)
-
Olentangy Shale (2)
-
Palliser Formation (1)
-
West Falls Formation (1)
-
-
Waterways Formation (1)
-
-
Dunkard Group (1)
-
Endicott Group (3)
-
Exshaw Formation (15)
-
Helderberg Group (2)
-
Horton Group (8)
-
Hunton Group (12)
-
Itarare Subgroup (2)
-
Knox Group (15)
-
Lisburne Group (15)
-
lower Paleozoic
-
Cape Phillips Formation (3)
-
Rose Run Sandstone (5)
-
-
Maroon Formation (1)
-
middle Paleozoic (2)
-
Minnelusa Formation (17)
-
New Albany Shale (18)
-
Ordovician
-
Chickamauga Group (1)
-
Lower Ordovician
-
Arenigian (1)
-
Beekmantown Group (8)
-
Ellenburger Group (31)
-
Kindblade Formation (1)
-
Mascot Dolomite (1)
-
Prairie du Chien Group (3)
-
Saint George Group (5)
-
Tremadocian (2)
-
-
Lushs Bight Group (1)
-
Majiagou Formation (4)
-
Martinsburg Formation (1)
-
Meguma Group (1)
-
Middle Ordovician
-
Black River Group (10)
-
Bromide Formation (1)
-
Chazy Group (2)
-
Galena Dolomite (1)
-
Glenwood Shale (2)
-
Lenoir Limestone (2)
-
Llanvirnian (1)
-
Platteville Formation (1)
-
Saint Peter Sandstone (8)
-
Schenectady Formation (1)
-
Simpson Group (7)
-
Stones River Group (1)
-
Table Head Group (1)
-
Winnipeg Formation (4)
-
-
Montoya Group (1)
-
Skiddaw Slates (1)
-
Trenton Group (31)
-
Upper Ordovician
-
Ashgillian (1)
-
Bighorn Dolomite (4)
-
Caradocian
-
Borrowdale Volcanic Group (1)
-
-
Cincinnatian
-
Richmondian (1)
-
-
Hirnantian (3)
-
Katian (3)
-
Lorraine Group (1)
-
Maquoketa Formation (3)
-
Mohawkian (1)
-
Queenston Shale (4)
-
Red River Formation (18)
-
Reedsville Formation (1)
-
Trentonian (21)
-
Wufeng Formation (40)
-
Yeoman Formation (4)
-
-
Utica Shale (16)
-
Vinini Formation (1)
-
Viola Limestone (9)
-
-
Permian
-
Castile Formation (5)
-
Chase Group (3)
-
Cutler Formation (1)
-
Ecca Group (10)
-
Echooka Formation (1)
-
Fort Riley Limestone (1)
-
Gharif Formation (9)
-
Glorieta Sandstone (2)
-
Guadalupian
-
Bell Canyon Formation (6)
-
Brushy Canyon Formation (7)
-
Capitan Formation (5)
-
Cherry Canyon Formation (6)
-
Delaware Mountain Group (7)
-
Grayburg Formation (7)
-
Queen Formation (1)
-
Seven Rivers Formation (1)
-
Tansill Formation (2)
-
-
Hennessey Formation (3)
-
Irati Formation (1)
-
Kaibab Formation (4)
-
Kamthi Formation (1)
-
Khuff Formation (48)
-
Longtan Formation (4)
-
Lower Permian
-
Abo Formation (6)
-
Al Khlata Formation (5)
-
Autunian (2)
-
Barakar Stage (4)
-
Cherry Canyon Formation (6)
-
Cisuralian
-
Artinskian (2)
-
Asselian (1)
-
Kungurian (1)
-
Sakmarian (2)
-
-
Leman Sandstone Formation (18)
-
Leonardian
-
Bone Spring Limestone (10)
-
Clear Fork Group (6)
-
-
Opeche Shale (3)
-
Qixia Formation (5)
-
Wichita Group (1)
-
Wolfcampian
-
Hueco Limestone (1)
-
-
-
Lyons Sandstone (9)
-
Maokou Formation (7)
-
Meade Peak Member (3)
-
Middle Permian (13)
-
Park City Formation (2)
-
Phosphoria Formation (17)
-
Retort Phosphatic Shale Member (1)
-
Rotliegendes (61)
-
Shihezi Formation (12)
-
Toroweap Formation (1)
-
Unayzah Formation (23)
-
Upper Permian
-
Changxing Formation (4)
-
Kazanian (1)
-
Permian-Triassic boundary (5)
-
Rangal Coal Measures (1)
-
Raniganj Formation (4)
-
Salado Formation (4)
-
Tatarian (2)
-
Zechstein (64)
-
-
Wellington Formation (1)
-
Whitehill Formation (7)
-
Yates Formation (4)
-
Yeso Formation (6)
-
-
Pilot Shale (1)
-
Rondout Formation (1)
-
Sauk Sequence (6)
-
Silurian
-
Bass Islands Dolomite (1)
-
Fusselman Dolomite (1)
-
Lockport Formation (5)
-
Lower Silurian
-
Brassfield Formation (1)
-
Grimsby Sandstone (1)
-
Llandovery
-
Aeronian (1)
-
Interlake Formation (1)
-
Rhuddanian (2)
-
Telychian (1)
-
-
Qalibah Formation (5)
-
Tuscarora Formation (5)
-
Wenlock (3)
-
Whirlpool Sandstone (2)
-
-
Middle Silurian
-
Clinton Group (21)
-
Guelph Formation (2)
-
Keefer Sandstone (6)
-
McKenzie Formation (3)
-
Racine Dolomite (1)
-
Rochester Formation (1)
-
Rose Hill Formation (1)
-
Waldron Shale (1)
-
-
Niagaran (26)
-
Upper Silurian
-
Cayugan
-
Tonoloway Limestone (2)
-
Williamsport Sandstone (1)
-
-
Ludlow
-
Ludfordian (1)
-
-
Salina Group (11)
-
Wristen Formation (1)
-
-
-
Taiyuan Formation (17)
-
Talchir Formation (2)
-
Tensleep Sandstone (25)
-
Tippecanoe Sequence (2)
-
upper Paleozoic
-
Admire Group (1)
-
Antrim Shale (9)
-
Arkansas Novaculite (1)
-
Bakken Formation (70)
-
Copacabana Group (1)
-
Dwyka Formation (3)
-
Fountain Formation (1)
-
Kaskaskia Sequence (4)
-
Pictou Group (1)
-
Shanxi Formation (26)
-
Tarma Group (1)
-
Tirrawarra Sandstone (3)
-
-
Weber Sandstone (6)
-
Woodford Shale (57)
-
-
palynology (12)
-
palynomorphs
-
acritarchs (12)
-
Chitinozoa (5)
-
Dinoflagellata (27)
-
megaspores (1)
-
miospores
-
pollen (32)
-
-
-
paragenesis (103)
-
permafrost (33)
-
petroleum
-
natural gas
-
coalbed methane (166)
-
shale gas (352)
-
-
shale oil (126)
-
-
petrology (105)
-
Phanerozoic (59)
-
phase equilibria (16)
-
phosphate deposits (4)
-
phosphorus (4)
-
Plantae
-
algae
-
calcareous algae (3)
-
Chlorophyta
-
Botryococcus (2)
-
Charophyta (1)
-
Chlorophyceae
-
Codiaceae
-
Halimeda (1)
-
-
-
Tasmanites (3)
-
-
Coccolithophoraceae
-
Coccolithus (1)
-
-
diatoms (15)
-
nannofossils
-
Braarudosphaeridae (1)
-
Discoasteridae (1)
-
Sphenolithus (1)
-
-
Rhodophyta (1)
-
-
Pteridophyta
-
Lycopsida (1)
-
Sphenopsida (1)
-
-
Spermatophyta
-
Angiospermae (3)
-
Gymnospermae
-
Coniferae (1)
-
Glossopteridales
-
Glossopteris
-
Glossopteris flora (1)
-
-
-
-
-
-
plate tectonics (490)
-
pollution (76)
-
potash (6)
-
Precambrian
-
Animikie Group (1)
-
Archean
-
Mesoarchean (1)
-
Neoarchean (4)
-
Paleoarchean (1)
-
Warrawoona Group (1)
-
-
Bijawar System (1)
-
Chuar Group (3)
-
Fortescue Group (1)
-
Gunflint Iron Formation (1)
-
Hamersley Group (1)
-
Lewisian Complex (2)
-
Nonesuch Shale (4)
-
Stillwater Complex (1)
-
Transvaal Supergroup (1)
-
Uinta Mountain Group (2)
-
Unkar Group (1)
-
upper Precambrian
-
Proterozoic
-
Bambui Group (1)
-
Banxi Group (1)
-
Mesoproterozoic
-
Belt Supergroup (4)
-
Freda Sandstone (1)
-
Revett Quartzite (1)
-
Roper Group (4)
-
-
Miette Group (1)
-
Neoproterozoic
-
Cryogenian (2)
-
Dengying Formation (12)
-
Doushantuo Formation (3)
-
Ediacaran
-
Wonoka Formation (1)
-
-
Infracambrian (3)
-
Riphean
-
upper Riphean (2)
-
-
Vendian (61)
-
-
Oronto Group (1)
-
Paleoproterozoic
-
Francevillian (1)
-
Karelian (1)
-
-
Sinian
-
Dengying Formation (12)
-
Doushantuo Formation (3)
-
-
Windermere System (1)
-
-
-
Witwatersrand Supergroup (1)
-
-
problematic fossils
-
problematic microfossils (2)
-
-
Pterobranchia (8)
-
reclamation (5)
-
Red Sea region (5)
-
reefs (227)
-
remote sensing (155)
-
reservoirs (112)
-
roads (8)
-
rock mechanics (146)
-
sandstone deposits (4)
-
sea water (40)
-
sea-floor spreading (30)
-
sea-level changes (499)
-
sedimentary petrology (348)
-
sedimentary rocks
-
carbonate rocks
-
beachrock (1)
-
boundstone
-
bafflestone (2)
-
-
chalk (83)
-
dolostone (217)
-
grainstone (126)
-
limestone
-
biocalcarenite (1)
-
biomicrite (1)
-
calcarenite (14)
-
calcilutite (2)
-
coquina (16)
-
dolomitic limestone (3)
-
micrite (14)
-
microbialite (19)
-
microcrystalline limestone (3)
-
oolitic limestone (7)
-
-
packstone (95)
-
rudstone (9)
-
travertine (2)
-
wackestone (79)
-
-
chemically precipitated rocks
-
chert (58)
-
duricrust (1)
-
evaporites
-
salt (130)
-
-
iron formations (1)
-
ironstone (3)
-
phosphate rocks (10)
-
silcrete (1)
-
tufa (1)
-
-
clastic rocks
-
arenite
-
litharenite (19)
-
quartz arenite (25)
-
sublitharenite (8)
-
-
argillite (8)
-
arkose (15)
-
bentonite (12)
-
black shale (183)
-
claystone (36)
-
conglomerate (136)
-
diamictite (5)
-
diatomite (10)
-
eolianite (5)
-
gaize (1)
-
graywacke (5)
-
marl (61)
-
mudstone (583)
-
novaculite (1)
-
orthoquartzite (1)
-
porcellanite (5)
-
radiolarite (3)
-
red beds (33)
-
sandstone (1959)
-
shale (1225)
-
siltstone (204)
-
subarkose (2)
-
tillite (2)
-
tonstein (1)
-
-
coal
-
anthracite (7)
-
bituminous coal (26)
-
humic coal (2)
-
lignite (21)
-
sapropelite (3)
-
subbituminous coal (7)
-
-
gas sands (37)
-
gas shale (75)
-
oil sands (128)
-
oil shale
-
kukersite (5)
-
-
torbanite (1)
-
-
sedimentary structures
-
bedding plane irregularities
-
dune structures (2)
-
flute casts (1)
-
mudcracks (1)
-
ripple marks (20)
-
sand ridges (2)
-
sand waves (2)
-
scour marks (1)
-
-
biogenic structures
-
algal structures
-
algal banks (2)
-
algal mats (7)
-
algal mounds (9)
-
-
banks (4)
-
bioherms (32)
-
bioturbation (96)
-
carbonate banks (3)
-
lebensspuren (10)
-
microbial mats (3)
-
oncolites (2)
-
stromatolites (30)
-
thrombolites (12)
-
-
current markings (2)
-
cylindrical structures (1)
-
graded bedding (11)
-
planar bedding structures
-
bedding (78)
-
cross-bedding (65)
-
cross-laminations (9)
-
cross-stratification (33)
-
cyclothems (13)
-
flaser bedding (4)
-
hummocky cross-stratification (8)
-
imbrication (6)
-
laminations (97)
-
massive bedding (8)
-
rhythmic bedding (6)
-
rhythmite (1)
-
ripple drift-cross laminations (3)
-
sand bodies (103)
-
-
primary structures (2)
-
rhizoliths (1)
-
secondary structures
-
concretions (28)
-
cone-in-cone (1)
-
septaria (1)
-
stylolites (42)
-
-
seismites (1)
-
soft sediment deformation
-
clastic dikes (6)
-
convoluted beds (1)
-
olistoliths (1)
-
olistostromes (2)
-
sandstone dikes (2)
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Ohio
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Texas
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