Skip Nav Destination
gases
Update search
Filter
- Abstract
- Affiliation
- All
- Authors
- Book Series
- DOI
- EISBN
- EISSN
- Full Text
- GeoRef ID
- ISBN
- ISSN
- Issue
- Keyword (GeoRef Descriptor)
- Meeting Information
- Report #
- Title
- Volume
Filter
- Abstract
- Affiliation
- All
- Authors
- Book Series
- DOI
- EISBN
- EISSN
- Full Text
- GeoRef ID
- ISBN
- ISSN
- Issue
- Keyword (GeoRef Descriptor)
- Meeting Information
- Report #
- Title
- Volume
Filter
- Abstract
- Affiliation
- All
- Authors
- Book Series
- DOI
- EISBN
- EISSN
- Full Text
- GeoRef ID
- ISBN
- ISSN
- Issue
- Keyword (GeoRef Descriptor)
- Meeting Information
- Report #
- Title
- Volume
Filter
- Abstract
- Affiliation
- All
- Authors
- Book Series
- DOI
- EISBN
- EISSN
- Full Text
- GeoRef ID
- ISBN
- ISSN
- Issue
- Keyword (GeoRef Descriptor)
- Meeting Information
- Report #
- Title
- Volume
Filter
- Abstract
- Affiliation
- All
- Authors
- Book Series
- DOI
- EISBN
- EISSN
- Full Text
- GeoRef ID
- ISBN
- ISSN
- Issue
- Keyword (GeoRef Descriptor)
- Meeting Information
- Report #
- Title
- Volume
Filter
- Abstract
- Affiliation
- All
- Authors
- Book Series
- DOI
- EISBN
- EISSN
- Full Text
- GeoRef ID
- ISBN
- ISSN
- Issue
- Keyword (GeoRef Descriptor)
- Meeting Information
- Report #
- Title
- Volume
NARROW
Format
Article Type
Journal
Publisher
Section
GeoRef Subject
-
all geography including DSDP/ODP Sites and Legs
-
Africa
-
Cape Verde Islands (1)
-
Central Africa
-
Congo Democratic Republic (1)
-
Lake Kivu (1)
-
-
East Africa
-
Afar Depression (1)
-
Ethiopia (2)
-
Tanzania
-
Oldoinyo Lengai (1)
-
-
-
East African Lakes
-
Lake Kivu (1)
-
-
East African Rift (1)
-
Libyan Desert (1)
-
North Africa
-
Egypt (1)
-
Tunisia (1)
-
-
Sahel (1)
-
Southern Africa
-
South Africa
-
KwaZulu-Natal South Africa (1)
-
Transvaal region (1)
-
-
-
West Africa
-
Nigeria (1)
-
-
-
Altiplano (2)
-
Antarctica
-
Victoria Land
-
McMurdo dry valleys
-
Wright Valley (1)
-
-
-
-
Arctic Ocean
-
Beaufort Sea (1)
-
-
Arctic region
-
Svalbard
-
Spitsbergen (1)
-
-
-
Asia
-
Altai Mountains
-
Kuznetsk Alatau (1)
-
-
Arabian Peninsula
-
Kuwait (1)
-
-
Baikal region (1)
-
Baikal rift zone (2)
-
Central Asia (2)
-
Chukotka Russian Federation
-
Chukchi Peninsula (1)
-
-
Far East
-
China
-
Heilongjiang China
-
Daqing Field (1)
-
-
Hong Kong (1)
-
Hunan China (1)
-
Inner Mongolia China (2)
-
Ordos Basin (1)
-
Songliao Basin (1)
-
Xinjiang China
-
Tarim Basin (1)
-
-
-
Indonesia
-
Java (1)
-
Sumatra
-
Toba Lake (2)
-
-
-
Japan
-
Hokkaido
-
Usu (1)
-
-
Honshu
-
Aichi Japan (1)
-
Gumma Japan (1)
-
Hyogo Japan
-
Nojima Fault (1)
-
-
Ibaraki Japan (1)
-
Iwate Japan
-
Onikobe Field (1)
-
-
Izu-shichito
-
Miyake-Jima (1)
-
-
Kanagawa Japan (1)
-
Saitama Japan (2)
-
-
Kyushu
-
Kirishima (1)
-
Nagasaki Japan
-
Unzen (1)
-
-
Oita Japan
-
Beppu Japan (1)
-
Kuju (1)
-
-
-
-
Korea
-
South Korea
-
Kangwon South Korea (1)
-
-
-
Philippine Islands
-
Luzon
-
Mount Pinatubo (3)
-
-
-
Taiwan (1)
-
-
Indian Peninsula
-
India
-
Kerala India (1)
-
Madhya Pradesh India (1)
-
-
Nepal (1)
-
-
Kamchatka Russian Federation
-
Kamchatka Peninsula
-
Tolbachik (1)
-
-
-
Khabarovsk Russian Federation (1)
-
Krasnoyarsk Russian Federation
-
Taymyr Dolgan-Nenets Russian Federation
-
Norilsk region (1)
-
-
-
Middle East
-
Israel (2)
-
Turkey (2)
-
-
Russian Far East (2)
-
Russian Pacific region (2)
-
Sakhalin Russian Federation
-
Kuril Islands
-
Etorofu Island
-
Kudryavyy (1)
-
-
-
-
Siberian Platform (1)
-
Tajikistan (1)
-
Transbaikalia (1)
-
West Siberia
-
Kuznetsk Alatau (1)
-
-
-
Atlantic Ocean
-
North Atlantic
-
Bay of Biscay (1)
-
Blake-Bahama Outer Ridge (1)
-
Gulf of Maine (1)
-
Gulf of Mexico (3)
-
North Sea (8)
-
Northwest Atlantic (1)
-
-
South Atlantic
-
Southeast Atlantic (1)
-
Walvis Ridge (1)
-
-
-
Atlantic Ocean Islands
-
Canary Islands
-
Tenerife
-
Teide (1)
-
-
-
Cape Verde Islands (1)
-
Shetland Islands (1)
-
-
Australasia
-
Australia
-
Northern Territory Australia (1)
-
Officer Basin (1)
-
South Australia (1)
-
Western Australia
-
Pilbara Craton (1)
-
-
-
New Zealand
-
Taupo volcanic zone (1)
-
-
Papua New Guinea
-
Lihir Island (1)
-
-
-
Browse Basin (1)
-
Caledonides (1)
-
Canada
-
Eastern Canada
-
Maritime Provinces
-
Nova Scotia (2)
-
-
Newfoundland and Labrador
-
Labrador (4)
-
Newfoundland (5)
-
-
Ontario
-
Cochrane District Ontario
-
Timmins Ontario (1)
-
-
-
Quebec
-
Horne Mine (2)
-
Monteregian Hills (1)
-
Noranda Quebec (2)
-
Sigma Mine (1)
-
Temiscamingue County Quebec
-
Rouyn Quebec (2)
-
-
-
-
Western Canada
-
Alberta
-
Alberta Basin (1)
-
-
British Columbia
-
Vancouver Island (1)
-
-
Northwest Territories (2)
-
Saskatchewan (1)
-
-
-
Caribbean region
-
West Indies
-
Antilles
-
Lesser Antilles
-
Guadeloupe
-
La Grande Soufriere (1)
-
-
Montserrat Island
-
Soufriere Hills (1)
-
-
Saint Vincent (1)
-
Soufriere (1)
-
-
-
-
-
Cascade Range (7)
-
Cascadia subduction zone (2)
-
Central America
-
Costa Rica (1)
-
Guatemala
-
Santiaguito (1)
-
-
Nicaragua
-
Masaya (3)
-
-
-
Central Graben (1)
-
Chicxulub Crater (2)
-
Commonwealth of Independent States
-
Azerbaijan (1)
-
Russian Federation
-
Baikal region (1)
-
Baikal rift zone (2)
-
Chukotka Russian Federation
-
Chukchi Peninsula (1)
-
-
Kamchatka Russian Federation
-
Kamchatka Peninsula
-
Tolbachik (1)
-
-
-
Khabarovsk Russian Federation (1)
-
Krasnoyarsk Russian Federation
-
Taymyr Dolgan-Nenets Russian Federation
-
Norilsk region (1)
-
-
-
Kuznetsk Alatau (1)
-
Russian Far East (2)
-
Russian Pacific region (2)
-
Sakhalin Russian Federation
-
Kuril Islands
-
Etorofu Island
-
Kudryavyy (1)
-
-
-
-
Siberian Platform (1)
-
Transbaikalia (1)
-
-
Tajikistan (1)
-
West Siberia
-
Kuznetsk Alatau (1)
-
-
-
Cook Inlet (1)
-
East Pacific Ocean Islands
-
Galapagos Islands (2)
-
Hawaii
-
Hawaii County Hawaii
-
Hawaii Island
-
Kilauea (8)
-
-
-
Mauna Loa (2)
-
-
-
Europe
-
Alps
-
Western Alps (1)
-
-
Azerbaijan (1)
-
Central Europe
-
Austria
-
Vorarlberg Austria (1)
-
-
Erzgebirge (1)
-
Germany
-
Lower Saxony Germany (1)
-
Saxony Germany (1)
-
-
Switzerland (1)
-
-
Fennoscandian Shield (1)
-
Jutland (3)
-
Pyrenees
-
French Pyrenees (1)
-
-
Southern Europe
-
Greece
-
Greek Aegean Islands
-
Cyclades
-
Milos (1)
-
-
Dodecanese (2)
-
-
Peloponnesus Greece (1)
-
Sterea Ellas
-
Parnassus (1)
-
-
-
Iberian Peninsula
-
Spain
-
Asturias Spain (1)
-
Cantabrian Basin (1)
-
-
-
Italy
-
Apennines
-
Monte Amiata (1)
-
Northern Apennines (1)
-
Southern Apennines (2)
-
-
Apulia Italy (1)
-
Basilicata Italy (1)
-
Campania Italy
-
Naples Italy
-
Ischia (1)
-
-
Phlegraean Fields (1)
-
-
Emilia-Romagna Italy
-
Bologna Italy (1)
-
Parma Italy (1)
-
-
Latium Italy
-
Alban Hills (3)
-
Rome Italy (1)
-
-
Po Valley (1)
-
Sicily Italy
-
Lipari Islands
-
Stromboli (5)
-
Vulcano (1)
-
-
Mount Etna (8)
-
Palermo Italy (2)
-
-
Tuscany Italy
-
Florence Italy (1)
-
Monte Amiata (1)
-
Siena Italy (1)
-
-
Umbria Italy
-
Perugia Italy
-
Gubbio Italy (1)
-
-
-
-
-
Western Europe
-
France
-
Aquitaine (1)
-
Ariege France (1)
-
Auvergne (1)
-
Central Massif (1)
-
Eure-et-Loir France (1)
-
French Pyrenees (1)
-
Paris Basin (1)
-
-
Iceland
-
Eyjafjallajokull (1)
-
Vestmannaeyjar
-
Heimaey (1)
-
-
-
Scandinavia
-
Denmark
-
Sjaelland (2)
-
-
Finland
-
North Karelia Finland
-
Outokumpu Finland (1)
-
-
-
-
United Kingdom
-
Great Britain
-
England
-
Devon England
-
Dartmoor (1)
-
-
Gloucestershire England (1)
-
London England (1)
-
-
Scotland
-
Highland region Scotland
-
Inverness-shire Scotland (1)
-
-
Shetland Islands (1)
-
-
-
-
-
-
Fogo (1)
-
Green River basin (1)
-
Guadalupe Mountains (1)
-
Hikurangi Margin (1)
-
Indian Ocean
-
Carlsberg Ridge (1)
-
Red Sea
-
Red Sea Rift (1)
-
-
-
Long Valley (1)
-
Mediterranean region
-
Aegean Islands
-
Greek Aegean Islands
-
Cyclades
-
Milos (1)
-
-
Dodecanese (2)
-
-
-
-
Mediterranean Sea
-
East Mediterranean
-
Aegean Sea (2)
-
-
-
Mexico
-
Chiapas Mexico
-
El Chichon (1)
-
-
Coahuila Mexico (2)
-
Popocatepetl (1)
-
-
Midland Valley (1)
-
Mirror Lake (1)
-
North America
-
Appalachian Basin (1)
-
Appalachians
-
Appalachian Plateau (1)
-
-
Basin and Range Province (3)
-
Canadian Shield
-
Superior Province
-
Abitibi Belt (1)
-
-
-
Chihuahuan Desert (1)
-
Gulf Coastal Plain (1)
-
Rocky Mountains
-
U. S. Rocky Mountains (1)
-
-
Western Overthrust Belt (1)
-
-
North Island (2)
-
North Slope (1)
-
Northern Hemisphere (1)
-
Oceania
-
Melanesia (1)
-
Micronesia
-
Mariana Islands (2)
-
-
Polynesia
-
Hawaii
-
Hawaii County Hawaii
-
Hawaii Island
-
Kilauea (8)
-
-
-
Mauna Loa (2)
-
-
-
-
Pacific Ocean
-
East Pacific
-
Northeast Pacific
-
Gulf of Alaska (2)
-
Gulf of California
-
Guaymas Basin (1)
-
-
Hydrate Ridge (1)
-
Norton Sound (2)
-
-
Southeast Pacific
-
Chile Ridge (2)
-
-
-
North Pacific
-
Bering Sea
-
Norton Sound (2)
-
-
Northeast Pacific
-
Gulf of Alaska (2)
-
Gulf of California
-
Guaymas Basin (1)
-
-
Hydrate Ridge (1)
-
Norton Sound (2)
-
-
Northwest Pacific
-
Izu-Bonin Arc (1)
-
Japan Sea
-
Ulleung Basin (1)
-
-
Japan Trench (1)
-
Mariana Trough (1)
-
Okinawa Trough (1)
-
Pigafetta Basin (1)
-
-
-
South Pacific
-
Southeast Pacific
-
Chile Ridge (2)
-
-
Southwest Pacific (1)
-
-
West Pacific
-
Northwest Pacific
-
Izu-Bonin Arc (1)
-
Japan Sea
-
Ulleung Basin (1)
-
-
Japan Trench (1)
-
Mariana Trough (1)
-
Okinawa Trough (1)
-
Pigafetta Basin (1)
-
-
Southwest Pacific (1)
-
-
-
Permian Basin (1)
-
polar regions (2)
-
Sacramento Valley (1)
-
San Joaquin Basin (1)
-
Solomon Islands (1)
-
South America
-
Andes
-
Central Andes (2)
-
Eastern Cordillera (1)
-
Galeras (1)
-
Western Cordillera (1)
-
-
Argentina (1)
-
Bolivia (2)
-
Brazil
-
Bahia Brazil
-
Reconcavo Basin (1)
-
-
Rio Grande do Sul Brazil (1)
-
Sao Paulo Brazil (1)
-
-
Chile
-
Antofagasta Chile (1)
-
-
Colombia
-
Galeras (1)
-
-
Parana Basin (1)
-
Peru (3)
-
-
Spirit Lake (1)
-
Storegga Slide (1)
-
United States
-
Alaska
-
Alaska Peninsula (2)
-
Novarupta (1)
-
-
Amargosa Desert (1)
-
Anadarko Basin (3)
-
Arizona (2)
-
Arkansas (1)
-
California
-
Central California (1)
-
Los Angeles County California
-
Los Angeles California (1)
-
-
Mammoth Mountain (3)
-
Mono County California
-
Long Valley Caldera (3)
-
Mono Craters (2)
-
-
Santa Barbara Channel (1)
-
Santa Barbara County California (1)
-
Ventura County California (1)
-
-
Colorado
-
Gilpin County Colorado (1)
-
San Juan volcanic field (1)
-
-
Colorado Plateau (1)
-
Delaware
-
Kent County Delaware
-
Dover Air Force Base (1)
-
-
-
Denver Basin (1)
-
Dunkard Basin (1)
-
Eastern U.S. (1)
-
Hawaii
-
Hawaii County Hawaii
-
Hawaii Island
-
Kilauea (8)
-
-
-
Mauna Loa (2)
-
-
Illinois (2)
-
Illinois Basin (1)
-
Kansas
-
Morris County Kansas (1)
-
-
Kentucky (1)
-
Louisiana
-
Lafourche Parish Louisiana (1)
-
Terrebonne Parish Louisiana (1)
-
-
Maine (2)
-
Midcontinent (1)
-
Midwest (1)
-
Minnesota
-
Beltrami County Minnesota (1)
-
Koochiching County Minnesota (1)
-
-
Mississippi (1)
-
Montana
-
Butte mining district (1)
-
Silver Bow County Montana (1)
-
-
Nevada
-
Esmeralda County Nevada
-
Goldfield Nevada (1)
-
-
Nye County Nevada
-
Yucca Mountain (1)
-
-
-
New England (1)
-
New Hampshire
-
Carroll County New Hampshire (1)
-
-
New Jersey (2)
-
New Mexico
-
Eddy County New Mexico
-
Lechuguilla Cave (1)
-
-
Los Alamos County New Mexico
-
Los Alamos National Laboratory (1)
-
-
Pajarito Plateau (1)
-
Sandoval County New Mexico (1)
-
Valles Caldera (1)
-
-
New York
-
Saratoga County New York (1)
-
-
Ohio
-
Wood County Ohio (1)
-
-
Oklahoma (3)
-
Oregon
-
Deschutes County Oregon
-
Newberry Volcano (1)
-
-
Jefferson County Oregon (1)
-
Klamath County Oregon
-
Mount Mazama (1)
-
-
-
Pennsylvania
-
Armstrong County Pennsylvania (1)
-
Columbia County Pennsylvania (2)
-
Dauphin County Pennsylvania (1)
-
Fayette County Pennsylvania (1)
-
Greene County Pennsylvania (1)
-
Jefferson County Pennsylvania (1)
-
Lawrence County Pennsylvania (1)
-
Northumberland County Pennsylvania (1)
-
Somerset County Pennsylvania (1)
-
Westmoreland County Pennsylvania (1)
-
-
Powder River basin (1)
-
South Carolina (1)
-
Southwestern U.S. (1)
-
Texas
-
Liberty County Texas (1)
-
-
U. S. Rocky Mountains (1)
-
Utah
-
Emery County Utah (1)
-
San Rafael Swell (1)
-
-
Vermont (1)
-
Virginia
-
Lee County Virginia (1)
-
-
Washington
-
Benton County Washington
-
Richland Washington (1)
-
-
Hanford Site (4)
-
Pierce County Washington
-
Mount Rainier (1)
-
-
Skamania County Washington
-
Mount Saint Helens (4)
-
-
-
Wyoming
-
Heart Mountain Fault (1)
-
Park County Wyoming (2)
-
Sweetwater County Wyoming (2)
-
Teton County Wyoming (1)
-
-
Yellowstone National Park (5)
-
-
USSR (1)
-
West Pacific Ocean Islands
-
Bonin Islands (1)
-
-
White Island (2)
-
White Mountains (1)
-
Yucatan Peninsula (1)
-
-
commodities
-
aggregate (1)
-
bitumens (3)
-
brines (16)
-
calcite deposits (1)
-
coal deposits (1)
-
construction materials
-
cement materials (1)
-
-
diamond deposits (2)
-
energy sources (12)
-
gems (1)
-
geothermal energy (7)
-
glass materials (1)
-
metal ores
-
copper ores (10)
-
gold ores (10)
-
iron ores (2)
-
lead ores (1)
-
molybdenum ores (2)
-
polymetallic ores (2)
-
silver ores (1)
-
tungsten ores (1)
-
uranium ores (2)
-
zinc ores (1)
-
-
mineral deposits, genesis (28)
-
mineral exploration (5)
-
mineral resources (4)
-
nonmetal deposits (1)
-
oil and gas fields (11)
-
petroleum
-
natural gas
-
coalbed methane (4)
-
-
shale oil (1)
-
-
refractory materials (2)
-
-
elements, isotopes
-
carbon
-
C-13/C-12 (44)
-
C-14 (4)
-
organic carbon (5)
-
-
chemical elements (1)
-
chemical ratios (3)
-
halogens
-
bromine (2)
-
chlorine
-
chloride ion (2)
-
Cl-36 (2)
-
Cl-37/Cl-35 (2)
-
-
fluorine (5)
-
-
hydrogen
-
D/H (19)
-
deuterium (6)
-
tritium (4)
-
-
isotope ratios (56)
-
isotopes
-
radioactive isotopes
-
C-14 (4)
-
Cl-36 (2)
-
Rn-220 (2)
-
Rn-222 (3)
-
Tc-99 (1)
-
Th-232 (1)
-
tritium (4)
-
U-235 (1)
-
U-238 (1)
-
-
stable isotopes
-
Ar-36 (1)
-
Ar-40 (1)
-
Ar-40/Ar-36 (3)
-
C-13/C-12 (44)
-
Cl-37/Cl-35 (2)
-
D/H (19)
-
deuterium (6)
-
He-3 (2)
-
He-4 (1)
-
He-4/He-3 (10)
-
Kr-84 (2)
-
N-15/N-14 (2)
-
Ne-20 (2)
-
Ne-22/Ne-20 (1)
-
Ne-22/Ne-21 (2)
-
O-16 (1)
-
O-17/O-16 (3)
-
O-18 (1)
-
O-18/O-16 (21)
-
S-34/S-32 (8)
-
Sr-87/Sr-86 (3)
-
Xe-129 (1)
-
-
-
metals
-
actinides
-
thorium
-
Th-232 (1)
-
-
uranium
-
U-235 (1)
-
U-238 (1)
-
-
-
alkali metals
-
sodium (1)
-
-
alkaline earth metals
-
calcium (2)
-
magnesium (1)
-
radium (1)
-
strontium
-
Sr-87/Sr-86 (3)
-
-
-
arsenic (3)
-
chromium (1)
-
copper (2)
-
gold (3)
-
iron
-
ferric iron (1)
-
ferrous iron (2)
-
-
lead (1)
-
manganese (1)
-
mercury (5)
-
nickel (1)
-
platinum group
-
iridium (2)
-
osmium (1)
-
-
rare earths
-
scandium (1)
-
-
silver (2)
-
technetium
-
Tc-99 (1)
-
-
thallium (1)
-
vanadium (1)
-
zinc (1)
-
-
nitrogen
-
N-15/N-14 (2)
-
-
noble gases
-
argon
-
Ar-36 (1)
-
Ar-40 (1)
-
Ar-40/Ar-36 (3)
-
-
helium
-
He-3 (2)
-
He-4 (1)
-
He-4/He-3 (10)
-
-
krypton
-
Kr-84 (2)
-
-
neon
-
Ne-20 (2)
-
Ne-22/Ne-20 (1)
-
Ne-22/Ne-21 (2)
-
-
radon
-
Rn-220 (2)
-
Rn-222 (3)
-
-
xenon
-
Xe-129 (1)
-
-
-
oxygen
-
dissolved oxygen (5)
-
O-16 (1)
-
O-17/O-16 (3)
-
O-18 (1)
-
O-18/O-16 (21)
-
-
phosphorus (1)
-
sulfur
-
S-34/S-32 (8)
-
-
trace metals (6)
-
-
fossils
-
bacteria (4)
-
Chordata
-
Vertebrata
-
Tetrapoda
-
Mammalia (1)
-
Reptilia
-
Synapsida
-
Therapsida (1)
-
-
-
-
-
-
Invertebrata
-
Mollusca
-
Cephalopoda
-
Ammonoidea (1)
-
-
-
Protista
-
Foraminifera
-
Miliolina
-
Miliolacea
-
Miliolidae (1)
-
-
-
-
-
-
microfossils
-
Conodonta (1)
-
-
palynomorphs
-
Dinoflagellata (1)
-
miospores
-
pollen (1)
-
-
-
Plantae (4)
-
thallophytes (2)
-
-
geochronology methods
-
Ar/Ar (1)
-
K/Ar (2)
-
paleomagnetism (2)
-
Pb/Pb (1)
-
radiation damage (2)
-
thermoluminescence (1)
-
tree rings (2)
-
-
geologic age
-
Anthropocene (1)
-
Cenozoic
-
Quaternary
-
Holocene
-
upper Holocene
-
Roman period (1)
-
-
-
Pleistocene
-
Bandelier Tuff (1)
-
Bishop Tuff (3)
-
Lake Agassiz (1)
-
upper Pleistocene
-
Eemian (1)
-
-
-
upper Quaternary (1)
-
-
Tertiary
-
Neogene
-
Miocene
-
Columbia River Basalt Group (3)
-
Crater Flat Tuff (1)
-
Grande Ronde Basalt (2)
-
middle Miocene (1)
-
Paintbrush Tuff (1)
-
Tiva Canyon Member (1)
-
Topopah Spring Member (1)
-
-
-
Paleogene
-
Oligocene
-
Fish Canyon Tuff (1)
-
Fontainebleau Sandstone (1)
-
Frio Formation (1)
-
-
Paleocene
-
lower Paleocene
-
K-T boundary (3)
-
-
upper Paleocene (1)
-
-
Paleocene-Eocene Thermal Maximum (2)
-
-
-
upper Cenozoic (1)
-
-
Mesozoic
-
Carrara Marble (1)
-
Cretaceous
-
Colorado Group (1)
-
Lower Cretaceous
-
Mannville Group (2)
-
-
Qingshankou Formation (1)
-
Upper Cretaceous
-
K-T boundary (3)
-
Maestrichtian (1)
-
Wall Creek Member (1)
-
-
-
Jurassic
-
Lower Jurassic
-
Toarcian (1)
-
-
Norphlet Formation (1)
-
Opalinus Clay (1)
-
Upper Jurassic
-
Entrada Sandstone (1)
-
Smackover Formation (1)
-
-
-
Navajo Sandstone (1)
-
Serra Geral Formation (1)
-
Triassic
-
Lower Triassic
-
Permian-Triassic boundary (1)
-
-
Upper Triassic (2)
-
-
-
Paleozoic
-
Berea Sandstone (3)
-
Cambrian
-
Lower Cambrian (1)
-
-
Carboniferous
-
Culm (1)
-
Mississippian (1)
-
Pennsylvanian
-
Lower Pennsylvanian
-
Morrowan (1)
-
-
Morrow Formation (1)
-
Springfield Coal Member (1)
-
-
Upper Carboniferous (1)
-
-
Devonian
-
Middle Devonian (1)
-
Upper Devonian
-
Kellwasser event (1)
-
-
-
Knox Group (1)
-
New Albany Shale (1)
-
Ordovician (2)
-
Permian
-
Guadalupian
-
Capitanian (1)
-
-
Lower Permian (1)
-
Rotliegendes (1)
-
Upper Permian
-
Permian-Triassic boundary (1)
-
Zechstein (1)
-
-
-
Silurian (1)
-
Supai Formation (1)
-
-
Phanerozoic (1)
-
Precambrian
-
Archean (8)
-
Hadean (5)
-
upper Precambrian
-
Proterozoic
-
Great Oxidation Event (1)
-
Neoproterozoic
-
Moine Supergroup (1)
-
-
Paleoproterozoic (1)
-
-
-
-
-
igneous rocks
-
igneous rocks
-
carbonatites (1)
-
kimberlite (3)
-
picrite (1)
-
plutonic rocks
-
anorthosite (1)
-
granites (3)
-
granodiorites (1)
-
quartz monzonite (1)
-
ultramafics
-
peridotites (1)
-
-
-
porphyry (1)
-
volcanic rocks
-
andesites (2)
-
basalts
-
alkali basalts (1)
-
flood basalts (9)
-
mid-ocean ridge basalts (4)
-
-
dacites (2)
-
glasses
-
obsidian (3)
-
volcanic glass (4)
-
-
pyroclastics
-
ash-flow tuff (1)
-
ignimbrite (3)
-
pumice (4)
-
rhyolite tuff (2)
-
scoria (2)
-
tuff (2)
-
tuffite (1)
-
welded tuff (1)
-
-
rhyolites (5)
-
-
-
ophiolite (1)
-
volcanic ash (14)
-
-
metamorphic rocks
-
metamorphic rocks
-
fulgurite (1)
-
gneisses
-
paragneiss (1)
-
-
hornfels (1)
-
impactites (1)
-
marbles (1)
-
metaigneous rocks
-
metabasalt (1)
-
serpentinite (1)
-
-
metasedimentary rocks
-
paragneiss (1)
-
-
metasomatic rocks
-
serpentinite (1)
-
skarn (2)
-
-
schists
-
greenstone (1)
-
-
-
ophiolite (1)
-
-
meteorites
-
meteorites
-
stony meteorites
-
achondrites
-
lunar meteorites (1)
-
-
chondrites
-
carbonaceous chondrites (1)
-
enstatite chondrites (1)
-
-
-
-
-
minerals
-
alloys
-
carbides (2)
-
silicides (1)
-
-
carbonates
-
calcite (8)
-
dolomite (2)
-
trona (1)
-
-
halides
-
chlorides
-
halite (3)
-
-
fluorides
-
fluorite (1)
-
-
-
hydrates (7)
-
minerals (16)
-
molybdates
-
powellite (1)
-
-
native elements
-
diamond
-
microdiamond (1)
-
-
graphite (5)
-
-
nitrates (1)
-
oxides
-
akaganeite (1)
-
diaspore (1)
-
germanates (1)
-
goethite (1)
-
hematite (4)
-
hydroxides
-
aluminum hydroxides (1)
-
-
ilmenite (1)
-
iron oxides (2)
-
magnetite (3)
-
spinel (2)
-
spinel group (1)
-
wustite (2)
-
-
phosphates
-
apatite (1)
-
-
selenides (1)
-
silicates
-
aluminosilicates (1)
-
chain silicates
-
amphibole group
-
clinoamphibole
-
kaersutite (1)
-
-
-
pyroxene group
-
clinopyroxene (2)
-
orthopyroxene
-
enstatite (1)
-
-
-
wollastonite group
-
wollastonite (1)
-
-
-
framework silicates
-
feldspar group
-
alkali feldspar
-
K-feldspar (1)
-
-
plagioclase
-
anorthite (1)
-
-
-
scapolite group (1)
-
silica minerals
-
amethyst (1)
-
quartz (11)
-
-
-
kenyaite (1)
-
magnesian silicates (1)
-
orthosilicates
-
nesosilicates
-
garnet group (1)
-
olivine group
-
forsterite (1)
-
olivine (4)
-
-
zircon group
-
zircon (2)
-
-
-
-
sheet silicates
-
clay minerals
-
beidellite (1)
-
kaolinite (3)
-
montmorillonite (1)
-
smectite (4)
-
-
illite (2)
-
magadiite (1)
-
mica group
-
glauconite (2)
-
muscovite (1)
-
-
sepiolite (1)
-
serpentine group
-
chrysotile (1)
-
serpentine (1)
-
-
-
-
sulfates
-
anhydrite (1)
-
coquimbite (1)
-
gypsum (1)
-
halotrichite (1)
-
jarosite (2)
-
melanterite (1)
-
voltaite (2)
-
-
sulfides
-
acanthite (1)
-
greenockite (2)
-
iron sulfides (2)
-
marcasite (1)
-
pyrite (4)
-
pyrrhotite (1)
-
sphalerite (1)
-
-
sulfosalts (2)
-
tungstates
-
scheelite (1)
-
wolframite (1)
-
-
vanadates (1)
-
-
Primary terms
-
absolute age (6)
-
Africa
-
Cape Verde Islands (1)
-
Central Africa
-
Congo Democratic Republic (1)
-
Lake Kivu (1)
-
-
East Africa
-
Afar Depression (1)
-
Ethiopia (2)
-
Tanzania
-
Oldoinyo Lengai (1)
-
-
-
East African Lakes
-
Lake Kivu (1)
-
-
East African Rift (1)
-
Libyan Desert (1)
-
North Africa
-
Egypt (1)
-
Tunisia (1)
-
-
Sahel (1)
-
Southern Africa
-
South Africa
-
KwaZulu-Natal South Africa (1)
-
Transvaal region (1)
-
-
-
West Africa
-
Nigeria (1)
-
-
-
Antarctica
-
Victoria Land
-
McMurdo dry valleys
-
Wright Valley (1)
-
-
-
-
Arctic Ocean
-
Beaufort Sea (1)
-
-
Arctic region
-
Svalbard
-
Spitsbergen (1)
-
-
-
Asia
-
Altai Mountains
-
Kuznetsk Alatau (1)
-
-
Arabian Peninsula
-
Kuwait (1)
-
-
Baikal region (1)
-
Baikal rift zone (2)
-
Central Asia (2)
-
Chukotka Russian Federation
-
Chukchi Peninsula (1)
-
-
Far East
-
China
-
Heilongjiang China
-
Daqing Field (1)
-
-
Hong Kong (1)
-
Hunan China (1)
-
Inner Mongolia China (2)
-
Ordos Basin (1)
-
Songliao Basin (1)
-
Xinjiang China
-
Tarim Basin (1)
-
-
-
Indonesia
-
Java (1)
-
Sumatra
-
Toba Lake (2)
-
-
-
Japan
-
Hokkaido
-
Usu (1)
-
-
Honshu
-
Aichi Japan (1)
-
Gumma Japan (1)
-
Hyogo Japan
-
Nojima Fault (1)
-
-
Ibaraki Japan (1)
-
Iwate Japan
-
Onikobe Field (1)
-
-
Izu-shichito
-
Miyake-Jima (1)
-
-
Kanagawa Japan (1)
-
Saitama Japan (2)
-
-
Kyushu
-
Kirishima (1)
-
Nagasaki Japan
-
Unzen (1)
-
-
Oita Japan
-
Beppu Japan (1)
-
Kuju (1)
-
-
-
-
Korea
-
South Korea
-
Kangwon South Korea (1)
-
-
-
Philippine Islands
-
Luzon
-
Mount Pinatubo (3)
-
-
-
Taiwan (1)
-
-
Indian Peninsula
-
India
-
Kerala India (1)
-
Madhya Pradesh India (1)
-
-
Nepal (1)
-
-
Kamchatka Russian Federation
-
Kamchatka Peninsula
-
Tolbachik (1)
-
-
-
Khabarovsk Russian Federation (1)
-
Krasnoyarsk Russian Federation
-
Taymyr Dolgan-Nenets Russian Federation
-
Norilsk region (1)
-
-
-
Middle East
-
Israel (2)
-
Turkey (2)
-
-
Russian Far East (2)
-
Russian Pacific region (2)
-
Sakhalin Russian Federation
-
Kuril Islands
-
Etorofu Island
-
Kudryavyy (1)
-
-
-
-
Siberian Platform (1)
-
Tajikistan (1)
-
Transbaikalia (1)
-
West Siberia
-
Kuznetsk Alatau (1)
-
-
-
asteroids (3)
-
Atlantic Ocean
-
North Atlantic
-
Bay of Biscay (1)
-
Blake-Bahama Outer Ridge (1)
-
Gulf of Maine (1)
-
Gulf of Mexico (3)
-
North Sea (8)
-
Northwest Atlantic (1)
-
-
South Atlantic
-
Southeast Atlantic (1)
-
Walvis Ridge (1)
-
-
-
Atlantic Ocean Islands
-
Canary Islands
-
Tenerife
-
Teide (1)
-
-
-
Cape Verde Islands (1)
-
Shetland Islands (1)
-
-
atmosphere (50)
-
Australasia
-
Australia
-
Northern Territory Australia (1)
-
Officer Basin (1)
-
South Australia (1)
-
Western Australia
-
Pilbara Craton (1)
-
-
-
New Zealand
-
Taupo volcanic zone (1)
-
-
Papua New Guinea
-
Lihir Island (1)
-
-
-
bacteria (4)
-
biogeography (1)
-
biography (1)
-
bitumens (3)
-
brines (16)
-
calcite deposits (1)
-
Canada
-
Eastern Canada
-
Maritime Provinces
-
Nova Scotia (2)
-
-
Newfoundland and Labrador
-
Labrador (4)
-
Newfoundland (5)
-
-
Ontario
-
Cochrane District Ontario
-
Timmins Ontario (1)
-
-
-
Quebec
-
Horne Mine (2)
-
Monteregian Hills (1)
-
Noranda Quebec (2)
-
Sigma Mine (1)
-
Temiscamingue County Quebec
-
Rouyn Quebec (2)
-
-
-
-
Western Canada
-
Alberta
-
Alberta Basin (1)
-
-
British Columbia
-
Vancouver Island (1)
-
-
Northwest Territories (2)
-
Saskatchewan (1)
-
-
-
carbon
-
C-13/C-12 (44)
-
C-14 (4)
-
organic carbon (5)
-
-
Caribbean region
-
West Indies
-
Antilles
-
Lesser Antilles
-
Guadeloupe
-
La Grande Soufriere (1)
-
-
Montserrat Island
-
Soufriere Hills (1)
-
-
Saint Vincent (1)
-
Soufriere (1)
-
-
-
-
-
Cenozoic
-
Quaternary
-
Holocene
-
upper Holocene
-
Roman period (1)
-
-
-
Pleistocene
-
Bandelier Tuff (1)
-
Bishop Tuff (3)
-
Lake Agassiz (1)
-
upper Pleistocene
-
Eemian (1)
-
-
-
upper Quaternary (1)
-
-
Tertiary
-
Neogene
-
Miocene
-
Columbia River Basalt Group (3)
-
Crater Flat Tuff (1)
-
Grande Ronde Basalt (2)
-
middle Miocene (1)
-
Paintbrush Tuff (1)
-
Tiva Canyon Member (1)
-
Topopah Spring Member (1)
-
-
-
Paleogene
-
Oligocene
-
Fish Canyon Tuff (1)
-
Fontainebleau Sandstone (1)
-
Frio Formation (1)
-
-
Paleocene
-
lower Paleocene
-
K-T boundary (3)
-
-
upper Paleocene (1)
-
-
Paleocene-Eocene Thermal Maximum (2)
-
-
-
upper Cenozoic (1)
-
-
Central America
-
Costa Rica (1)
-
Guatemala
-
Santiaguito (1)
-
-
Nicaragua
-
Masaya (3)
-
-
-
chemical analysis (8)
-
Chordata
-
Vertebrata
-
Tetrapoda
-
Mammalia (1)
-
Reptilia
-
Synapsida
-
Therapsida (1)
-
-
-
-
-
-
clay mineralogy (5)
-
climate change (16)
-
coal deposits (1)
-
construction materials
-
cement materials (1)
-
-
continental shelf (7)
-
continental slope (4)
-
crust (14)
-
crystal chemistry (3)
-
crystal growth (6)
-
crystal structure (3)
-
data processing (23)
-
Deep Sea Drilling Project
-
IPOD
-
Leg 66 (1)
-
Leg 67 (1)
-
Leg 74
-
DSDP Site 525 (1)
-
-
Leg 84 (1)
-
-
-
deformation (7)
-
diagenesis (8)
-
diamond deposits (2)
-
Earth (5)
-
earthquakes (24)
-
East Pacific Ocean Islands
-
Galapagos Islands (2)
-
Hawaii
-
Hawaii County Hawaii
-
Hawaii Island
-
Kilauea (8)
-
-
-
Mauna Loa (2)
-
-
-
ecology (8)
-
economic geology (30)
-
education (1)
-
energy sources (12)
-
engineering geology (4)
-
Europe
-
Alps
-
Western Alps (1)
-
-
Azerbaijan (1)
-
Central Europe
-
Austria
-
Vorarlberg Austria (1)
-
-
Erzgebirge (1)
-
Germany
-
Lower Saxony Germany (1)
-
Saxony Germany (1)
-
-
Switzerland (1)
-
-
Fennoscandian Shield (1)
-
Jutland (3)
-
Pyrenees
-
French Pyrenees (1)
-
-
Southern Europe
-
Greece
-
Greek Aegean Islands
-
Cyclades
-
Milos (1)
-
-
Dodecanese (2)
-
-
Peloponnesus Greece (1)
-
Sterea Ellas
-
Parnassus (1)
-
-
-
Iberian Peninsula
-
Spain
-
Asturias Spain (1)
-
Cantabrian Basin (1)
-
-
-
Italy
-
Apennines
-
Monte Amiata (1)
-
Northern Apennines (1)
-
Southern Apennines (2)
-
-
Apulia Italy (1)
-
Basilicata Italy (1)
-
Campania Italy
-
Naples Italy
-
Ischia (1)
-
-
Phlegraean Fields (1)
-
-
Emilia-Romagna Italy
-
Bologna Italy (1)
-
Parma Italy (1)
-
-
Latium Italy
-
Alban Hills (3)
-
Rome Italy (1)
-
-
Po Valley (1)
-
Sicily Italy
-
Lipari Islands
-
Stromboli (5)
-
Vulcano (1)
-
-
Mount Etna (8)
-
Palermo Italy (2)
-
-
Tuscany Italy
-
Florence Italy (1)
-
Monte Amiata (1)
-
Siena Italy (1)
-
-
Umbria Italy
-
Perugia Italy
-
Gubbio Italy (1)
-
-
-
-
-
Western Europe
-
France
-
Aquitaine (1)
-
Ariege France (1)
-
Auvergne (1)
-
Central Massif (1)
-
Eure-et-Loir France (1)
-
French Pyrenees (1)
-
Paris Basin (1)
-
-
Iceland
-
Eyjafjallajokull (1)
-
Vestmannaeyjar
-
Heimaey (1)
-
-
-
Scandinavia
-
Denmark
-
Sjaelland (2)
-
-
Finland
-
North Karelia Finland
-
Outokumpu Finland (1)
-
-
-
-
United Kingdom
-
Great Britain
-
England
-
Devon England
-
Dartmoor (1)
-
-
Gloucestershire England (1)
-
London England (1)
-
-
Scotland
-
Highland region Scotland
-
Inverness-shire Scotland (1)
-
-
Shetland Islands (1)
-
-
-
-
-
-
explosions (7)
-
faults (21)
-
folds (6)
-
fractures (12)
-
gems (1)
-
geochemistry (129)
-
geochronology (1)
-
geodesy (2)
-
geomorphology (4)
-
geophysical methods (43)
-
geophysics (1)
-
geothermal energy (7)
-
glacial geology (4)
-
ground water (41)
-
heat flow (8)
-
hydrogen
-
D/H (19)
-
deuterium (6)
-
tritium (4)
-
-
hydrogeology (4)
-
hydrology (15)
-
igneous rocks
-
carbonatites (1)
-
kimberlite (3)
-
picrite (1)
-
plutonic rocks
-
anorthosite (1)
-
granites (3)
-
granodiorites (1)
-
quartz monzonite (1)
-
ultramafics
-
peridotites (1)
-
-
-
porphyry (1)
-
volcanic rocks
-
andesites (2)
-
basalts
-
alkali basalts (1)
-
flood basalts (9)
-
mid-ocean ridge basalts (4)
-
-
dacites (2)
-
glasses
-
obsidian (3)
-
volcanic glass (4)
-
-
pyroclastics
-
ash-flow tuff (1)
-
ignimbrite (3)
-
pumice (4)
-
rhyolite tuff (2)
-
scoria (2)
-
tuff (2)
-
tuffite (1)
-
welded tuff (1)
-
-
rhyolites (5)
-
-
-
inclusions
-
fluid inclusions (38)
-
-
Indian Ocean
-
Carlsberg Ridge (1)
-
Red Sea
-
Red Sea Rift (1)
-
-
-
Integrated Ocean Drilling Program
-
Expedition 313
-
IODP Site M0027 (1)
-
IODP Site M0028 (1)
-
IODP Site M0029 (1)
-
-
-
interplanetary space (1)
-
intrusions (9)
-
Invertebrata
-
Mollusca
-
Cephalopoda
-
Ammonoidea (1)
-
-
-
Protista
-
Foraminifera
-
Miliolina
-
Miliolacea
-
Miliolidae (1)
-
-
-
-
-
-
isotopes
-
radioactive isotopes
-
C-14 (4)
-
Cl-36 (2)
-
Rn-220 (2)
-
Rn-222 (3)
-
Tc-99 (1)
-
Th-232 (1)
-
tritium (4)
-
U-235 (1)
-
U-238 (1)
-
-
stable isotopes
-
Ar-36 (1)
-
Ar-40 (1)
-
Ar-40/Ar-36 (3)
-
C-13/C-12 (44)
-
Cl-37/Cl-35 (2)
-
D/H (19)
-
deuterium (6)
-
He-3 (2)
-
He-4 (1)
-
He-4/He-3 (10)
-
Kr-84 (2)
-
N-15/N-14 (2)
-
Ne-20 (2)
-
Ne-22/Ne-20 (1)
-
Ne-22/Ne-21 (2)
-
O-16 (1)
-
O-17/O-16 (3)
-
O-18 (1)
-
O-18/O-16 (21)
-
S-34/S-32 (8)
-
Sr-87/Sr-86 (3)
-
Xe-129 (1)
-
-
-
land subsidence (1)
-
lava (15)
-
magmas (66)
-
mantle (20)
-
marine geology (3)
-
marine installations (2)
-
Mediterranean region
-
Aegean Islands
-
Greek Aegean Islands
-
Cyclades
-
Milos (1)
-
-
Dodecanese (2)
-
-
-
-
Mediterranean Sea
-
East Mediterranean
-
Aegean Sea (2)
-
-
-
Mesozoic
-
Carrara Marble (1)
-
Cretaceous
-
Colorado Group (1)
-
Lower Cretaceous
-
Mannville Group (2)
-
-
Qingshankou Formation (1)
-
Upper Cretaceous
-
K-T boundary (3)
-
Maestrichtian (1)
-
Wall Creek Member (1)
-
-
-
Jurassic
-
Lower Jurassic
-
Toarcian (1)
-
-
Norphlet Formation (1)
-
Opalinus Clay (1)
-
Upper Jurassic
-
Entrada Sandstone (1)
-
Smackover Formation (1)
-
-
-
Navajo Sandstone (1)
-
Serra Geral Formation (1)
-
Triassic
-
Lower Triassic
-
Permian-Triassic boundary (1)
-
-
Upper Triassic (2)
-
-
-
metal ores
-
copper ores (10)
-
gold ores (10)
-
iron ores (2)
-
lead ores (1)
-
molybdenum ores (2)
-
polymetallic ores (2)
-
silver ores (1)
-
tungsten ores (1)
-
uranium ores (2)
-
zinc ores (1)
-
-
metals
-
actinides
-
thorium
-
Th-232 (1)
-
-
uranium
-
U-235 (1)
-
U-238 (1)
-
-
-
alkali metals
-
sodium (1)
-
-
alkaline earth metals
-
calcium (2)
-
magnesium (1)
-
radium (1)
-
strontium
-
Sr-87/Sr-86 (3)
-
-
-
arsenic (3)
-
chromium (1)
-
copper (2)
-
gold (3)
-
iron
-
ferric iron (1)
-
ferrous iron (2)
-
-
lead (1)
-
manganese (1)
-
mercury (5)
-
nickel (1)
-
platinum group
-
iridium (2)
-
osmium (1)
-
-
rare earths
-
scandium (1)
-
-
silver (2)
-
technetium
-
Tc-99 (1)
-
-
thallium (1)
-
vanadium (1)
-
zinc (1)
-
-
metamorphic rocks
-
fulgurite (1)
-
gneisses
-
paragneiss (1)
-
-
hornfels (1)
-
impactites (1)
-
marbles (1)
-
metaigneous rocks
-
metabasalt (1)
-
serpentinite (1)
-
-
metasedimentary rocks
-
paragneiss (1)
-
-
metasomatic rocks
-
serpentinite (1)
-
skarn (2)
-
-
schists
-
greenstone (1)
-
-
-
metamorphism (9)
-
metasomatism (20)
-
meteorites
-
stony meteorites
-
achondrites
-
lunar meteorites (1)
-
-
chondrites
-
carbonaceous chondrites (1)
-
enstatite chondrites (1)
-
-
-
-
meteorology (2)
-
Mexico
-
Chiapas Mexico
-
El Chichon (1)
-
-
Coahuila Mexico (2)
-
Popocatepetl (1)
-
-
mineral deposits, genesis (28)
-
mineral exploration (5)
-
mineral resources (4)
-
mineralogy (1)
-
minerals (16)
-
mining geology (2)
-
Moon (6)
-
mud volcanoes (3)
-
nitrogen
-
N-15/N-14 (2)
-
-
noble gases
-
argon
-
Ar-36 (1)
-
Ar-40 (1)
-
Ar-40/Ar-36 (3)
-
-
helium
-
He-3 (2)
-
He-4 (1)
-
He-4/He-3 (10)
-
-
krypton
-
Kr-84 (2)
-
-
neon
-
Ne-20 (2)
-
Ne-22/Ne-20 (1)
-
Ne-22/Ne-21 (2)
-
-
radon
-
Rn-220 (2)
-
Rn-222 (3)
-
-
xenon
-
Xe-129 (1)
-
-
-
nonmetal deposits (1)
-
North America
-
Appalachian Basin (1)
-
Appalachians
-
Appalachian Plateau (1)
-
-
Basin and Range Province (3)
-
Canadian Shield
-
Superior Province
-
Abitibi Belt (1)
-
-
-
Chihuahuan Desert (1)
-
Gulf Coastal Plain (1)
-
-
-