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NARROW
Format
Article Type
Journal
Publisher
Section
GeoRef Subject
-
all geography including DSDP/ODP Sites and Legs
-
Africa
-
East Africa
-
Tanzania
-
Oldoinyo Lengai (1)
-
-
-
West Africa
-
Cameroon
-
Mount Cameroon (1)
-
-
-
-
Alexander Terrane (1)
-
Asia
-
Far East
-
Japan
-
Hokkaido
-
Usu (2)
-
-
Honshu
-
Izu-shichito
-
Izu-Oshima (1)
-
Miyake-Jima (1)
-
-
-
Koma-ga-take (1)
-
Kyushu
-
Nagasaki Japan
-
Unzen (3)
-
-
-
-
Philippine Islands
-
Luzon
-
Mayon (1)
-
Mount Pinatubo (4)
-
-
Samar (1)
-
-
-
Indian Peninsula
-
Nepal (1)
-
-
Middle East
-
Iran (1)
-
-
Siwalik Range (1)
-
-
Atlantic Ocean
-
North Atlantic
-
Caribbean Sea (1)
-
-
-
Atlantic Ocean Islands
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Canary Islands
-
Hierro (1)
-
-
-
Australasia
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Australia (1)
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New Zealand
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Otago New Zealand (1)
-
-
-
Blue Mountains (4)
-
Canada
-
Eastern Canada
-
Ontario (1)
-
-
Western Canada
-
Alberta
-
Athabasca Glacier (2)
-
Drumheller Alberta (1)
-
-
British Columbia
-
Mount Meager (3)
-
Vancouver Island (3)
-
-
Canadian Cordillera (4)
-
Canadian Rocky Mountains (2)
-
-
-
Caribbean region
-
West Indies
-
Antilles
-
Greater Antilles
-
Puerto Rico (1)
-
-
Lesser Antilles
-
Martinique
-
Mount Pelee (5)
-
-
Saint Vincent (1)
-
Soufriere (2)
-
-
-
Caribbean Mountain Range (1)
-
-
-
Cascade Range (457)
-
Cascadia subduction zone (13)
-
Central America
-
Guatemala
-
Santiaguito (2)
-
-
-
Channeled Scabland (1)
-
Chocolate Mountains (1)
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Coast Belt (1)
-
Coast Mountains (4)
-
Coast Ranges (7)
-
Colorado River (1)
-
Columbia River (5)
-
Columbia River basin (1)
-
Crater Lake (10)
-
Deschutes River (1)
-
East Pacific Ocean Islands
-
Hawaii
-
Hawaii County Hawaii
-
Hawaii Island
-
Hualalai (1)
-
Kilauea (5)
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Kohala (1)
-
Mauna Kea (1)
-
-
-
Mauna Loa (1)
-
-
-
Elk Lake (1)
-
Europe
-
Alps (1)
-
Southern Europe
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Greece
-
Greek Aegean Islands
-
Cyclades
-
Santorin (1)
-
-
-
-
Italy
-
Latium Italy (1)
-
Sicily Italy
-
Lipari Islands
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Vulcano (1)
-
-
Mount Etna (2)
-
-
-
-
Western Europe
-
United Kingdom
-
Great Britain
-
Scotland (1)
-
-
-
-
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Explorer Plate (1)
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Glacier Peak (4)
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Glass Mountains (1)
-
Grand Canyon (2)
-
Green River (1)
-
Harrison Lake (1)
-
Iron Mountain (2)
-
Lewis thrust fault (1)
-
Long Valley (1)
-
Medicine Lake (5)
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Mediterranean region
-
Aegean Islands
-
Greek Aegean Islands
-
Cyclades
-
Santorin (1)
-
-
-
-
-
Mexico
-
Jalisco Mexico
-
Colima (1)
-
-
Pico de Orizaba (2)
-
Popocatepetl (1)
-
-
Mount Adams (7)
-
Mount Baker (7)
-
Mount Jefferson (1)
-
North America
-
Appalachians (1)
-
Basin and Range Province
-
Great Basin (3)
-
-
Coast plutonic complex (11)
-
Juan de Fuca Strait (1)
-
North American Cordillera
-
Canadian Cordillera (4)
-
-
North American Craton (1)
-
Rocky Mountains
-
Canadian Rocky Mountains (2)
-
U. S. Rocky Mountains
-
Wasatch Range (2)
-
-
-
Skagit Valley (3)
-
Straight Creek Fault (2)
-
Yukon-Tanana Terrane (1)
-
-
North Island (1)
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Oceania
-
Polynesia
-
Hawaii
-
Hawaii County Hawaii
-
Hawaii Island
-
Hualalai (1)
-
Kilauea (5)
-
Kohala (1)
-
Mauna Kea (1)
-
-
-
Mauna Loa (1)
-
-
-
-
Pacific Coast (14)
-
Pacific Ocean
-
East Pacific
-
Northeast Pacific
-
Cascadia Basin (1)
-
Cascadia Channel (1)
-
Juan de Fuca Ridge (1)
-
-
-
North Pacific
-
Northeast Pacific
-
Cascadia Basin (1)
-
Cascadia Channel (1)
-
Juan de Fuca Ridge (1)
-
-
Northwest Pacific (1)
-
-
West Pacific
-
Northwest Pacific (1)
-
-
-
Pasco Basin (1)
-
Sacramento Valley (1)
-
San Juan Islands (5)
-
Sierra Nevada (12)
-
South America
-
Andes
-
Galeras (1)
-
-
Chile
-
Antofagasta Chile
-
Lascar (1)
-
-
Magallanes Chile (1)
-
-
Colombia
-
Galeras (1)
-
Nevado del Ruiz (2)
-
-
Ecuador (1)
-
-
Spirit Lake (6)
-
United States
-
Alaska
-
Aleutian Islands (1)
-
Katmai (1)
-
Katmai National Park (1)
-
Redoubt (1)
-
-
Arizona (3)
-
California
-
Central California (1)
-
Contra Costa County California (1)
-
El Dorado County California (1)
-
Kingston Range (1)
-
Lassen County California (4)
-
Lassen Volcanic National Park (3)
-
Mariposa County California (1)
-
Modoc County California (3)
-
Modoc Plateau (2)
-
Mono County California
-
Inyo Domes (1)
-
Long Valley Caldera (2)
-
Mono Craters (2)
-
Obsidian Dome (1)
-
-
Northern California (18)
-
Salinian Block (1)
-
San Fernando Valley (1)
-
San Francisco Bay region (1)
-
Shasta County California
-
Lassen Peak (8)
-
-
Sierra Nevada Batholith (1)
-
Siskiyou County California
-
Medicine Lake Highland (1)
-
Mount Shasta (15)
-
-
Southern California (2)
-
Tehachapi Mountains (1)
-
Tehama County California (2)
-
The Geysers (1)
-
Trinity County California (1)
-
Tuolumne County California (1)
-
Yosemite National Park (1)
-
-
Colorado
-
Pikes Peak Batholith (1)
-
-
Columbia Plateau (5)
-
Great Basin (3)
-
Hawaii
-
Hawaii County Hawaii
-
Hawaii Island
-
Hualalai (1)
-
Kilauea (5)
-
Kohala (1)
-
Mauna Kea (1)
-
-
-
Mauna Loa (1)
-
-
Idaho
-
Bonneville County Idaho (1)
-
Snake River plain (5)
-
Valley County Idaho (1)
-
-
Idaho Batholith (1)
-
Klamath Mountains (13)
-
Mojave Desert (1)
-
Montana (1)
-
Nevada
-
Esmeralda County Nevada
-
Goldfield Nevada (1)
-
Silver Peak Mountains (1)
-
-
Roberts Mountains Allochthon (1)
-
-
New Mexico
-
Jemez Mountains (1)
-
Valles Caldera (1)
-
-
Oregon
-
Benton County Oregon (1)
-
Clackamas County Oregon (6)
-
Coos County Oregon
-
Coos Bay (2)
-
-
Crook County Oregon (2)
-
Deschutes County Oregon
-
Newberry Volcano (12)
-
-
Douglas County Oregon (2)
-
Gilliam County Oregon (1)
-
Grant County Oregon (1)
-
Hood River County Oregon (6)
-
Jackson County Oregon (3)
-
Jefferson County Oregon (6)
-
Klamath County Oregon
-
Klamath Falls Oregon (1)
-
Mount Mazama (6)
-
-
Lake County Oregon (1)
-
Lane County Oregon (10)
-
Linn County Oregon (6)
-
Marion County Oregon (5)
-
Mount Hood (13)
-
Multnomah County Oregon
-
Portland Oregon (1)
-
-
Rogue River (1)
-
Wallowa County Oregon (1)
-
Wheeler County Oregon (1)
-
Willamette River (2)
-
Willamette Valley (1)
-
-
Sevier orogenic belt (1)
-
South Platte River valley (1)
-
Southwestern U.S. (1)
-
Texas
-
Harris County Texas (1)
-
-
Truckee River (1)
-
U. S. Rocky Mountains
-
Wasatch Range (2)
-
-
Utah
-
Beaver County Utah (1)
-
Salt Lake County Utah (1)
-
Tintic mining district (1)
-
-
Walker Lane (3)
-
Washington
-
Benton County Washington (1)
-
Chelan County Washington (34)
-
Clallam County Washington (1)
-
Clark County Washington (1)
-
Cowlitz County Washington (5)
-
Cowlitz River (3)
-
Franklin County Washington (1)
-
Golden Horn Batholith (4)
-
Grant County Washington (1)
-
Jefferson County Washington (1)
-
King County Washington
-
Seattle Washington (2)
-
-
Kitsap County Washington (1)
-
Kittitas County Washington (13)
-
Klickitat County Washington (1)
-
Lewis County Washington (6)
-
Mount Rainier National Park (1)
-
Okanogan County Washington (8)
-
Olympic Mountains (2)
-
Olympic Peninsula (2)
-
Pacific County Washington (1)
-
Pierce County Washington
-
Mount Rainier (31)
-
Nisqually Glacier (1)
-
-
Puget Lowland (9)
-
Puget Sound (4)
-
San Juan County Washington (4)
-
Seattle Fault (1)
-
Skagit County Washington
-
South Cascade Glacier (3)
-
-
Skamania County Washington
-
Mount Saint Helens (107)
-
-
Snohomish County Washington (12)
-
Toutle River (8)
-
Whatcom County Washington (28)
-
Yakima County Washington (8)
-
-
Western U.S. (20)
-
Wyoming
-
Park County Wyoming (1)
-
Teton County Wyoming (1)
-
-
Yakima fold belt (1)
-
Yellowstone National Park (4)
-
-
White Island (1)
-
-
commodities
-
clay deposits (1)
-
energy sources (2)
-
geothermal energy (4)
-
glass materials (1)
-
metal ores
-
copper ores (4)
-
gold ores (5)
-
polymetallic ores (1)
-
silver ores (3)
-
zinc ores (1)
-
-
mineral deposits, genesis (7)
-
mineral exploration (2)
-
petroleum (1)
-
-
elements, isotopes
-
carbon
-
C-13/C-12 (2)
-
C-14 (16)
-
-
chemical ratios (2)
-
halogens
-
chlorine
-
chloride ion (1)
-
-
-
hydrogen
-
D/H (1)
-
tritium (1)
-
-
isotope ratios (21)
-
isotopes
-
radioactive isotopes
-
C-14 (16)
-
Pb-204 (1)
-
Pb-206/Pb-204 (2)
-
Pb-207/Pb-204 (3)
-
Pb-208/Pb-204 (2)
-
Rb-87/Sr-86 (1)
-
Sm-147/Nd-144 (1)
-
tritium (1)
-
-
stable isotopes
-
C-13/C-12 (2)
-
D/H (1)
-
He-3 (1)
-
He-4/He-3 (1)
-
Hf-177/Hf-176 (4)
-
Nd-144/Nd-143 (6)
-
O-18/O-16 (8)
-
Os-188/Os-187 (2)
-
Pb-206 (1)
-
Pb-206/Pb-204 (2)
-
Pb-207 (1)
-
Pb-207/Pb-204 (3)
-
Pb-208/Pb-204 (2)
-
Rb-87/Sr-86 (1)
-
S-34/S-32 (1)
-
Sm-147/Nd-144 (1)
-
Sr-86 (1)
-
Sr-87 (1)
-
Sr-87/Sr-86 (6)
-
-
-
metals
-
alkali metals
-
lithium (1)
-
rubidium
-
Rb-87/Sr-86 (1)
-
-
-
alkaline earth metals
-
calcium (2)
-
magnesium (4)
-
strontium
-
Rb-87/Sr-86 (1)
-
Sr-86 (1)
-
Sr-87 (1)
-
Sr-87/Sr-86 (6)
-
-
-
aluminum (4)
-
copper (1)
-
hafnium
-
Hf-177/Hf-176 (4)
-
-
iron (5)
-
lead
-
Pb-204 (1)
-
Pb-206 (1)
-
Pb-206/Pb-204 (2)
-
Pb-207 (1)
-
Pb-207/Pb-204 (3)
-
Pb-208/Pb-204 (2)
-
-
manganese (1)
-
nickel (1)
-
platinum group
-
osmium
-
Os-188/Os-187 (2)
-
-
-
precious metals (2)
-
rare earths
-
dysprosium (1)
-
neodymium
-
Nd-144/Nd-143 (6)
-
Sm-147/Nd-144 (1)
-
-
samarium
-
Sm-147/Nd-144 (1)
-
-
yttrium (1)
-
-
-
nitrogen (1)
-
noble gases
-
argon (1)
-
helium
-
He-3 (1)
-
He-4/He-3 (1)
-
-
-
oxygen
-
O-18/O-16 (8)
-
-
phosphorus (1)
-
sulfur
-
S-34/S-32 (1)
-
-
trace metals (1)
-
-
fossils
-
bacteria (1)
-
Chordata
-
Vertebrata
-
Tetrapoda
-
Aves (2)
-
Mammalia (1)
-
Reptilia
-
Anapsida
-
Testudines
-
Chelonia (1)
-
-
-
-
-
-
-
ichnofossils (1)
-
Invertebrata
-
Echinodermata
-
Echinozoa
-
Echinoidea (1)
-
-
-
Mollusca (1)
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Protista
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Foraminifera (1)
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Radiolaria (3)
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-
-
microfossils (8)
-
palynomorphs
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miospores
-
pollen (2)
-
-
-
Plantae
-
Pteridophyta (1)
-
Spermatophyta
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Angiospermae
-
Dicotyledoneae
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Acer (1)
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Alnus (1)
-
-
-
Gymnospermae
-
Coniferales
-
Pinaceae
-
Abies (1)
-
-
Taxodium (1)
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Tsuga (2)
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-
-
-
-
thallophytes (1)
-
-
geochronology methods
-
(U-Th)/He (3)
-
Ar/Ar (18)
-
exposure age (1)
-
fission-track dating (2)
-
He/He (1)
-
K/Ar (12)
-
paleomagnetism (22)
-
Rb/Sr (3)
-
Sm/Nd (3)
-
tephrochronology (11)
-
Th/U (4)
-
thermochronology (4)
-
tree rings (4)
-
U/Pb (33)
-
uranium disequilibrium (1)
-
-
geologic age
-
Cenozoic
-
Quaternary
-
Cordilleran ice sheet (10)
-
Hat Creek Basalt (1)
-
Holocene
-
lower Holocene (4)
-
upper Holocene (11)
-
-
Mazama Ash (1)
-
Pleistocene
-
Bishop Tuff (1)
-
Lake Missoula (1)
-
lower Pleistocene (1)
-
middle Pleistocene (1)
-
upper Pleistocene
-
Weichselian
-
upper Weichselian
-
Allerod (1)
-
Younger Dryas (1)
-
-
-
Wisconsinan
-
upper Wisconsinan
-
Fraser Glaciation (1)
-
-
-
-
-
upper Quaternary (4)
-
-
Tertiary
-
Challis Volcanics (3)
-
John Day Formation (1)
-
lower Tertiary (3)
-
middle Tertiary (3)
-
Neogene
-
Deschutes Formation (2)
-
Miocene
-
Columbia River Basalt Group (8)
-
Ellensburg Formation (3)
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Grande Ronde Basalt (2)
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lower Miocene
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Saucesian (1)
-
-
middle Miocene (2)
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Peach Springs Tuff (1)
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Picture Gorge Basalt (2)
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Saddle Mountains Basalt (1)
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upper Miocene (3)
-
Wanapum Basalt (1)
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Yakima Basalt (1)
-
-
Pliocene
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lower Pliocene (3)
-
-
Ringold Formation (2)
-
-
Paleogene
-
Eocene
-
Chuckanut Formation (2)
-
Chumstick Formation (11)
-
Clarno Formation (1)
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Crescent Formation (1)
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lower Eocene
-
Ypresian (1)
-
-
middle Eocene
-
Lutetian (1)
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Tyee Formation (2)
-
-
Narizian (1)
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Swauk Formation (10)
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Umpqua Formation (1)
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upper Eocene (1)
-
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Oligocene
-
lower Oligocene (1)
-
upper Oligocene
-
Chattian (1)
-
-
-
Paleocene
-
lower Paleocene (1)
-
-
Refugian (1)
-
-
Snoqualmie Batholith (1)
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Twin Sisters Dunite (1)
-
upper Tertiary (1)
-
-
upper Cenozoic (3)
-
-
Laurentide ice sheet (1)
-
Mesozoic
-
Cretaceous
-
Lower Cretaceous (2)
-
Middle Cretaceous (5)
-
Queen Charlotte Group (1)
-
Upper Cretaceous
-
Bearpaw Formation (1)
-
Campanian
-
upper Campanian (1)
-
-
Hornbrook Formation (1)
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Senonian (1)
-
Tuolumne Intrusive Suite (2)
-
Turonian (1)
-
-
-
Franciscan Complex (3)
-
Great Valley Sequence (1)
-
Jurassic
-
Coast Range Ophiolite (1)
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Ladner Group (2)
-
Lower Jurassic (1)
-
Middle Jurassic (1)
-
Smartville Complex (1)
-
Upper Jurassic
-
Galice Formation (2)
-
Josephine Ophiolite (1)
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-
-
McHugh Complex (1)
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middle Mesozoic (1)
-
-
Paleozoic
-
Carboniferous
-
Chilliwack Group (3)
-
-
Ordovician (1)
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Shoo Fly Complex (1)
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upper Paleozoic (1)
-
-
Precambrian
-
upper Precambrian
-
Proterozoic
-
Huronian
-
Gowganda Formation (1)
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-
-
-
-
-
igneous rocks
-
igneous rocks
-
peperite (2)
-
plutonic rocks
-
diabase (1)
-
diorites
-
quartz diorites (2)
-
tonalite (7)
-
-
gabbros
-
troctolite (1)
-
-
granites
-
alaskite (1)
-
biotite granite (2)
-
-
granodiorites (4)
-
quartz monzonite (2)
-
ultramafics
-
peridotites
-
dunite (1)
-
harzburgite (2)
-
-
pyroxenite
-
orthopyroxenite (1)
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-
-
-
porphyry (1)
-
volcanic rocks
-
adakites (1)
-
andesites (31)
-
basalts
-
flood basalts (3)
-
mid-ocean ridge basalts (6)
-
ocean-island basalts (2)
-
olivine tholeiite (3)
-
tholeiite (2)
-
tholeiitic basalt (1)
-
-
dacites (20)
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glasses
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obsidian (4)
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perlite (1)
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volcanic glass (2)
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-
pyroclastics
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ash-flow tuff (1)
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ignimbrite (5)
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pumice (12)
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scoria (3)
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tuff (8)
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-
quartz latite (1)
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rhyodacites (1)
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rhyolites (6)
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trachyandesites
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absarokite (1)
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-
-
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ophiolite (4)
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volcanic ash (10)
-
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metamorphic rocks
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metamorphic rocks
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amphibolites (2)
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cataclasites (2)
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gneisses
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orthogneiss (3)
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paragneiss (2)
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metaigneous rocks
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metabasite (2)
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metaperidotite (1)
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serpentinite (4)
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metaplutonic rocks (1)
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metasedimentary rocks
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metapelite (2)
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metasandstone (1)
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paragneiss (2)
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metasomatic rocks
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serpentinite (4)
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metavolcanic rocks (1)
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mylonites
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pseudotachylite (1)
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-
phyllites (1)
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schists
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blueschist (6)
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greenschist (2)
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greenstone (1)
-
-
-
ophiolite (4)
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turbidite (3)
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-
minerals
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carbonates
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calcite (2)
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minerals (11)
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oxides
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titanium oxides (1)
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phosphates
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apatite (4)
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monazite (1)
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silicates
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chain silicates
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amphibole group
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clinoamphibole
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cummingtonite (1)
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hornblende (3)
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tremolite (1)
-
-
-
pyroxene group
-
clinopyroxene
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augite (1)
-
-
orthopyroxene (6)
-
-
-
framework silicates
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feldspar group
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alkali feldspar
-
K-feldspar (1)
-
sanidine (1)
-
-
plagioclase
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anorthite (1)
-
-
-
-
orthosilicates
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nesosilicates
-
garnet group (5)
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olivine group
-
forsterite (1)
-
olivine (9)
-
-
titanite group
-
titanite (1)
-
-
zircon group
-
zircon (35)
-
-
-
sorosilicates
-
chevkinite group
-
chevkinite (1)
-
-
epidote group
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allanite (1)
-
-
thalenite (1)
-
-
-
sheet silicates
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chlorite group
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chlorite (1)
-
-
clay minerals
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halloysite (1)
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saponite (1)
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smectite (3)
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mica group
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biotite (2)
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phlogopite (1)
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rectorite (1)
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serpentine group
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serpentine (1)
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-
-
-
sulfates
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alunite (1)
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sulfides
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chalcopyrite (1)
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nickel sulfides (1)
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pentlandite (1)
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pyrite (1)
-
-
-
Primary terms
-
absolute age (83)
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Africa
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East Africa
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Tanzania
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Oldoinyo Lengai (1)
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-
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West Africa
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Cameroon
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Asia
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Far East
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Hokkaido
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Usu (2)
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Honshu
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Koma-ga-take (1)
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Kyushu
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Unzen (3)
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Philippine Islands
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Luzon
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Mayon (1)
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Mount Pinatubo (4)
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Samar (1)
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Indian Peninsula
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Middle East
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Siwalik Range (1)
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Atlantic Ocean
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Atlantic Ocean Islands
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Hierro (1)
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atmosphere (3)
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bacteria (1)
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biography (1)
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Canada
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Ontario (1)
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Western Canada
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Alberta
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Athabasca Glacier (2)
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Drumheller Alberta (1)
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British Columbia
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Mount Meager (3)
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Vancouver Island (3)
-
-
Canadian Cordillera (4)
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Canadian Rocky Mountains (2)
-
-
-
carbon
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C-13/C-12 (2)
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C-14 (16)
-
-
Caribbean region
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West Indies
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Antilles
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Greater Antilles
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Puerto Rico (1)
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-
Lesser Antilles
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Martinique
-
Mount Pelee (5)
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-
Saint Vincent (1)
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Soufriere (2)
-
-
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Caribbean Mountain Range (1)
-
-
-
Cenozoic
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Quaternary
-
Cordilleran ice sheet (10)
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Hat Creek Basalt (1)
-
Holocene
-
lower Holocene (4)
-
upper Holocene (11)
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-
Mazama Ash (1)
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Pleistocene
-
Bishop Tuff (1)
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Lake Missoula (1)
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lower Pleistocene (1)
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middle Pleistocene (1)
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upper Pleistocene
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Weichselian
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upper Weichselian
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Allerod (1)
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Younger Dryas (1)
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-
-
Wisconsinan
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upper Wisconsinan
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Fraser Glaciation (1)
-
-
-
-
-
upper Quaternary (4)
-
-
Tertiary
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Challis Volcanics (3)
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John Day Formation (1)
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lower Tertiary (3)
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middle Tertiary (3)
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Neogene
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Deschutes Formation (2)
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Miocene
-
Columbia River Basalt Group (8)
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Ellensburg Formation (3)
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Grande Ronde Basalt (2)
-
lower Miocene
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Saucesian (1)
-
-
middle Miocene (2)
-
Peach Springs Tuff (1)
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Picture Gorge Basalt (2)
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Saddle Mountains Basalt (1)
-
upper Miocene (3)
-
Wanapum Basalt (1)
-
Yakima Basalt (1)
-
-
Pliocene
-
lower Pliocene (3)
-
-
Ringold Formation (2)
-
-
Paleogene
-
Eocene
-
Chuckanut Formation (2)
-
Chumstick Formation (11)
-
Clarno Formation (1)
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Crescent Formation (1)
-
lower Eocene
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Ypresian (1)
-
-
middle Eocene
-
Lutetian (1)
-
Tyee Formation (2)
-
-
Narizian (1)
-
Swauk Formation (10)
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Umpqua Formation (1)
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upper Eocene (1)
-
-
Oligocene
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lower Oligocene (1)
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upper Oligocene
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Chattian (1)
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-
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Paleocene
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lower Paleocene (1)
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Refugian (1)
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Snoqualmie Batholith (1)
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Twin Sisters Dunite (1)
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upper Tertiary (1)
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upper Cenozoic (3)
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Central America
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Guatemala
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Santiaguito (2)
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Chordata
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Vertebrata
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Tetrapoda
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Aves (2)
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Mammalia (1)
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Reptilia
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Anapsida
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Testudines
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Chelonia (1)
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-
-
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clay deposits (1)
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clay mineralogy (3)
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climate change (2)
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continental drift (3)
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crust (42)
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deformation (28)
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Earth (1)
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Mauna Loa (1)
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ecology (3)
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Europe
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Southern Europe
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Italy
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Latium Italy (1)
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Mount Etna (2)
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Western Europe
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United Kingdom
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explosions (2)
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government agencies
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survey organizations (2)
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ground water (9)
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heat flow (7)
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hydrogen
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D/H (1)
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tritium (1)
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hydrology (15)
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ichnofossils (1)
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igneous rocks
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peperite (2)
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plutonic rocks
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diabase (1)
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diorites
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quartz diorites (2)
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tonalite (7)
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gabbros
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troctolite (1)
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granites
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alaskite (1)
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biotite granite (2)
-
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granodiorites (4)
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quartz monzonite (2)
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ultramafics
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peridotites
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dunite (1)
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harzburgite (2)
-
-
pyroxenite
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orthopyroxenite (1)
-
-
-
-
porphyry (1)
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volcanic rocks
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adakites (1)
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andesites (31)
-
basalts
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flood basalts (3)
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mid-ocean ridge basalts (6)
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ocean-island basalts (2)
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olivine tholeiite (3)
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tholeiite (2)
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tholeiitic basalt (1)
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-
dacites (20)
-
glasses
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obsidian (4)
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perlite (1)
-
volcanic glass (2)
-
-
pyroclastics
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ash-flow tuff (1)
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ignimbrite (5)
-
pumice (12)
-
scoria (3)
-
tuff (8)
-
-
quartz latite (1)
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rhyodacites (1)
-
rhyolites (6)
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trachyandesites
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absarokite (1)
-
-
-
-
inclusions
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fluid inclusions (6)
-
-
intrusions (58)
-
Invertebrata
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Echinodermata
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Echinozoa
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Echinoidea (1)
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-
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Mollusca (1)
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Protista
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Foraminifera (1)
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Radiolaria (3)
-
-
-
isotopes
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radioactive isotopes
-
C-14 (16)
-
Pb-204 (1)
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Pb-206/Pb-204 (2)
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Pb-207/Pb-204 (3)
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Pb-208/Pb-204 (2)
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Rb-87/Sr-86 (1)
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Sm-147/Nd-144 (1)
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tritium (1)
-
-
stable isotopes
-
C-13/C-12 (2)
-
D/H (1)
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He-3 (1)
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He-4/He-3 (1)
-
Hf-177/Hf-176 (4)
-
Nd-144/Nd-143 (6)
-
O-18/O-16 (8)
-
Os-188/Os-187 (2)
-
Pb-206 (1)
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Pb-206/Pb-204 (2)
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Pb-207 (1)
-
Pb-207/Pb-204 (3)
-
Pb-208/Pb-204 (2)
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Rb-87/Sr-86 (1)
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S-34/S-32 (1)
-
Sm-147/Nd-144 (1)
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Sr-86 (1)
-
Sr-87 (1)
-
Sr-87/Sr-86 (6)
-
-
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land use (1)
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lava (40)
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lineation (4)
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magmas (66)
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mantle (24)
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maps (6)
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mathematical geology (1)
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Mediterranean region
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Aegean Islands
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Greek Aegean Islands
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Cyclades
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Santorin (1)
-
-
-
-
-
Mesozoic
-
Cretaceous
-
Lower Cretaceous (2)
-
Middle Cretaceous (5)
-
Queen Charlotte Group (1)
-
Upper Cretaceous
-
Bearpaw Formation (1)
-
Campanian
-
upper Campanian (1)
-
-
Hornbrook Formation (1)
-
Senonian (1)
-
Tuolumne Intrusive Suite (2)
-
Turonian (1)
-
-
-
Franciscan Complex (3)
-
Great Valley Sequence (1)
-
Jurassic
-
Coast Range Ophiolite (1)
-
Ladner Group (2)
-
Lower Jurassic (1)
-
Middle Jurassic (1)
-
Smartville Complex (1)
-
Upper Jurassic
-
Galice Formation (2)
-
Josephine Ophiolite (1)
-
-
-
McHugh Complex (1)
-
middle Mesozoic (1)
-
-
metal ores
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copper ores (4)
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gold ores (5)
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polymetallic ores (1)
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silver ores (3)
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-
metals
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alkali metals
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lithium (1)
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rubidium
-
Rb-87/Sr-86 (1)
-
-
-
alkaline earth metals
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calcium (2)
-
magnesium (4)
-
strontium
-
Rb-87/Sr-86 (1)
-
Sr-86 (1)
-
Sr-87 (1)
-
Sr-87/Sr-86 (6)
-
-
-
aluminum (4)
-
copper (1)
-
hafnium
-
Hf-177/Hf-176 (4)
-
-
iron (5)
-
lead
-
Pb-204 (1)
-
Pb-206 (1)
-
Pb-206/Pb-204 (2)
-
Pb-207 (1)
-
Pb-207/Pb-204 (3)
-
Pb-208/Pb-204 (2)
-
-
manganese (1)
-
nickel (1)
-
platinum group
-
osmium
-
Os-188/Os-187 (2)
-
-
-
precious metals (2)
-
rare earths
-
dysprosium (1)
-
neodymium
-
Nd-144/Nd-143 (6)
-
Sm-147/Nd-144 (1)
-
-
samarium
-
Sm-147/Nd-144 (1)
-
-
yttrium (1)
-
-
-
metamorphic rocks
-
amphibolites (2)
-
cataclasites (2)
-
gneisses
-
orthogneiss (3)
-
paragneiss (2)
-
-
metaigneous rocks
-
metabasite (2)
-
metaperidotite (1)
-
serpentinite (4)
-
-
metaplutonic rocks (1)
-
metasedimentary rocks
-
metapelite (2)
-
metasandstone (1)
-
paragneiss (2)
-
-
metasomatic rocks
-
serpentinite (4)
-
-
metavolcanic rocks (1)
-
migmatites (4)
-
mylonites
-
pseudotachylite (1)
-
-
phyllites (1)
-
schists
-
blueschist (6)
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greenschist (2)
-
greenstone (1)
-
-
-
metamorphism (40)
-
metasomatism (15)
-
Mexico
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Jalisco Mexico
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Colima (1)
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Pico de Orizaba (2)
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Popocatepetl (1)
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mineral deposits, genesis (7)
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mineral exploration (2)
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mineralogy (9)
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minerals (11)
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Mohorovicic discontinuity (2)
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nitrogen (1)
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noble gases
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argon (1)
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helium
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He-3 (1)
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He-4/He-3 (1)
-
-
-
North America
-
Appalachians (1)
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Basin and Range Province
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Great Basin (3)
-
-
Coast plutonic complex (11)
-
Juan de Fuca Strait (1)
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North American Cordillera
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Canadian Cordillera (4)
-
-
North American Craton (1)
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Rocky Mountains
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Canadian Rocky Mountains (2)
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U. S. Rocky Mountains
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Wasatch Range (2)
-
-
-
Skagit Valley (3)
-
Straight Creek Fault (2)
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Yukon-Tanana Terrane (1)
-
-
ocean floors (2)
-
Oceania
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Polynesia
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Hawaii
-
Hawaii County Hawaii
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Hawaii Island
-
Hualalai (1)
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Kilauea (5)
-
Kohala (1)
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Mauna Kea (1)
-
-
-
Mauna Loa (1)
-
-
-
-
oceanography (1)
-
orogeny (15)
-
oxygen
-
O-18/O-16 (8)
-
-
Pacific Coast (14)
-
Pacific Ocean
-
East Pacific
-
Northeast Pacific
-
Cascadia Basin (1)
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Cascadia Channel (1)
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Juan de Fuca Ridge (1)
-
-
-
North Pacific
-
Northeast Pacific
-
Cascadia Basin (1)
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Cascadia Channel (1)
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Juan de Fuca Ridge (1)
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-
Northwest Pacific (1)
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West Pacific
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Northwest Pacific (1)
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-
-
paleobotany (2)
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paleoclimatology (10)
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paleoecology (4)
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paleogeography (16)
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paleomagnetism (22)
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paleontology (2)
-
Paleozoic
-
Carboniferous
-
Chilliwack Group (3)
-
-
Ordovician (1)
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Shoo Fly Complex (1)
-
upper Paleozoic (1)
-
-
palynomorphs
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miospores
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pollen (2)
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-
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paragenesis (2)
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petroleum (1)
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petrology (52)
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phase equilibria (15)
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phosphorus (1)
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Plantae
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Pteridophyta (1)
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Spermatophyta
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Angiospermae
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Dicotyledoneae
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Acer (1)
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Alnus (1)
-
-
-
Gymnospermae
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Coniferales
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Pinaceae
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Abies (1)
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Taxodium (1)
-
Tsuga (2)
-
-
-
-
-
plate tectonics (65)
-
pollution (2)
-
Precambrian
-
upper Precambrian
-
Proterozoic
-
Huronian
-
Gowganda Formation (1)
-
-
-
-
-
remote sensing (7)
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reservoirs (1)
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roads (1)
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rock mechanics (2)
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sea-floor spreading (1)
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sea-level changes (3)
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sedimentary petrology (17)
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sedimentary rocks
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carbonate rocks
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limestone (2)
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travertine (2)
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chemically precipitated rocks
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chert (2)
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weathering crust (1)
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clastic rocks
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arkose (3)
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conglomerate (6)
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mudstone (2)
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red beds (1)
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sandstone (7)
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shale (2)
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tillite (1)
-
-
-
sedimentary structures
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bedding plane irregularities
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antidunes (1)
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dune structures (1)
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biogenic structures
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graded bedding (3)
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cross-bedding (1)
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hummocky cross-stratification (1)
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varves (1)
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primary structures (1)
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secondary structures
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armored mud balls (1)
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soft sediment deformation
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flow structures (1)
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turbidity current structures (3)
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sedimentation (30)
-
sediments
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clastic sediments
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colluvium (2)
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drift (6)
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gravel (2)
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mud (1)
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outwash (3)
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sand (2)
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till (4)
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peat (2)
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seismology (16)
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slope stability (15)
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soils (7)
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South America
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Andes
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GeoRef Categories
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