Skip Nav Destination
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
-
East Africa
-
Ethiopia (1)
-
-
East African Rift (1)
-
North Africa
-
Egypt (1)
-
Tunisia (1)
-
-
Southern Africa
-
Namibia (1)
-
South Africa (2)
-
-
-
Arctic Ocean
-
Norwegian Sea (1)
-
-
Arctic region
-
Greenland
-
East Greenland (1)
-
Jameson Land (1)
-
-
Russian Arctic
-
Novaya Zemlya (1)
-
-
-
Asia
-
Arabian Peninsula
-
Saudi Arabia (1)
-
United Arab Emirates
-
Abu Dhabi (1)
-
-
-
Central Asia
-
Kazakhstan
-
Central Kazakhstan (1)
-
-
-
Far East
-
China
-
Inner Mongolia China (1)
-
Xinjiang China
-
Junggar (1)
-
-
-
Indonesia (1)
-
Japan (2)
-
Korea
-
South Korea (1)
-
-
Laos (1)
-
Lesser Sunda Islands
-
Timor (1)
-
-
Mongolia (1)
-
Thailand (1)
-
-
Indian Peninsula
-
Afghanistan (1)
-
India (2)
-
Pakistan (2)
-
-
Middle East
-
Israel
-
Negev (1)
-
-
-
Siberia (1)
-
-
Atlantic Ocean
-
North Atlantic
-
Gulf of Mexico (5)
-
North Sea (2)
-
-
-
Australasia
-
Australia
-
Queensland Australia (1)
-
-
New Zealand
-
Ngauruhoe (1)
-
-
-
Beaver Creek (1)
-
Bell Creek Field (2)
-
Black Mesa Basin (5)
-
Black Range (5)
-
Blue Mountains (1)
-
Caballo Mountains (3)
-
Canada
-
Arctic Archipelago (1)
-
Eastern Canada
-
Newfoundland and Labrador
-
Newfoundland (1)
-
-
Ontario
-
Parry Sound District Ontario
-
Parry Sound Ontario (1)
-
-
-
Quebec (1)
-
-
Nunavut
-
Ellesmere Island (2)
-
-
Queen Elizabeth Islands
-
Ellesmere Island (2)
-
-
Western Canada
-
Alberta
-
Edmonton Alberta (1)
-
-
British Columbia (2)
-
Manitoba (1)
-
Northwest Territories
-
Ekati Mine (1)
-
-
Red Deer River (1)
-
Saskatchewan (4)
-
Yukon Territory (2)
-
-
-
Caribbean region
-
West Indies
-
Bahamas (1)
-
-
-
Cascade Range (1)
-
Cedar Hill Field (1)
-
Central America
-
Belize (1)
-
Guatemala (2)
-
Honduras (1)
-
-
Central Basin (1)
-
Chama Basin (3)
-
Chicxulub Crater (1)
-
Colorado River (2)
-
Colorado River basin (1)
-
Commonwealth of Independent States
-
Kazakhstan
-
Central Kazakhstan (1)
-
-
Russian Federation
-
Arkhangelsk Russian Federation
-
Novaya Zemlya (1)
-
-
Russian Arctic
-
Novaya Zemlya (1)
-
-
-
Ukraine
-
Boltyshka Depression (1)
-
-
Urals
-
Novaya Zemlya (1)
-
-
-
Cook Inlet (1)
-
Crazy Mountains (1)
-
Death Valley (1)
-
Diablo Platform (1)
-
East Pacific Ocean Islands
-
Hawaii (1)
-
-
Espanola Basin (5)
-
Europe
-
Alps
-
Eastern Alps
-
Dolomites (1)
-
-
-
Arkhangelsk Russian Federation
-
Novaya Zemlya (1)
-
-
Central Europe
-
Germany (1)
-
Molasse Basin (1)
-
Slovakia (1)
-
Switzerland (1)
-
-
Southern Europe
-
Bulgaria (1)
-
Greece
-
Sterea Ellas
-
Laurion Greece (1)
-
-
-
Iberian Peninsula
-
Spain (1)
-
-
Italy (1)
-
-
Ukraine
-
Boltyshka Depression (1)
-
-
Western Europe
-
Ireland
-
Tipperary Ireland
-
Cashel Ireland (1)
-
-
-
Scandinavia
-
Norway
-
Oslo Graben (1)
-
-
Western Gneiss region (1)
-
-
United Kingdom
-
Great Britain
-
England (2)
-
Scotland
-
Scottish Highlands (1)
-
-
-
Northern Ireland
-
Fermanagh Northern Ireland (1)
-
-
-
-
-
Franklin Mountains (3)
-
Front Range (5)
-
Glass Mountains (3)
-
Grand Canyon (1)
-
Green River basin (2)
-
Guadalupe Mountains (22)
-
Gulf of Mexico Basin (2)
-
Henderson Mine (1)
-
Iron Mountain (3)
-
Magdalena Mountains (1)
-
Malay Archipelago
-
Timor (1)
-
-
Marathon Basin (1)
-
Mexico
-
Baja California (2)
-
Chihuahua Mexico (5)
-
Coahuila Mexico (3)
-
Sonora Mexico (2)
-
Tamaulipas Mexico (1)
-
-
North America
-
Appalachian Basin (3)
-
Basin and Range Province
-
Great Basin (6)
-
-
Canadian Shield
-
Churchill Province (1)
-
-
Chihuahuan Desert (1)
-
Great Plains
-
Southern Great Plains (10)
-
-
Grenville Front (1)
-
Gulf Coastal Plain (7)
-
Hueco Bolson (1)
-
Keweenawan Rift (3)
-
North American Cordillera (7)
-
Pedregosa Basin (2)
-
Peninsular Ranges Batholith (1)
-
Rio Grande Depression (3)
-
Rio Grande Rift (89)
-
Rocky Mountains
-
Northern Rocky Mountains (1)
-
Southern Rocky Mountains (6)
-
U. S. Rocky Mountains
-
Laramie Mountains (1)
-
San Juan Mountains (2)
-
Sangre de Cristo Mountains (8)
-
Uinta Mountains (1)
-
Wet Mountains (1)
-
-
-
Rocky Mountains foreland (2)
-
Sonoran Desert (1)
-
Transcontinental Arch (1)
-
Western Canada Sedimentary Basin (1)
-
Western Interior
-
Western Interior Seaway (5)
-
-
Western Overthrust Belt (4)
-
Williston Basin (4)
-
-
North Island (1)
-
North Slope (1)
-
Oceania
-
Polynesia
-
Hawaii (1)
-
-
-
Peninsular Ranges (1)
-
Permian Basin (46)
-
Raton Basin (10)
-
Red Mountain (2)
-
Red River (2)
-
Rio Grande (4)
-
Rio Grande Valley (6)
-
Rio Puerco (2)
-
Roberts Mountains (1)
-
Sacramento Mountains (12)
-
San Andreas Fault (1)
-
San Andres Mountains (3)
-
San Juan Basin (90)
-
San Juan River (1)
-
San Luis Valley (2)
-
San Mateo Mountains (1)
-
Sand Wash Basin (1)
-
Sawtooth Range (1)
-
Sierra Blanca (1)
-
Sierra Nevada (3)
-
South America
-
Andes (1)
-
Brazil (1)
-
Chile (1)
-
Colombia (1)
-
Parana Basin (1)
-
Peru (1)
-
Venezuela (2)
-
-
Spor Mountain (1)
-
United States
-
Alabama (3)
-
Alaska
-
Talkeetna Mountains (1)
-
-
Albuquerque Basin (12)
-
Anadarko Basin (5)
-
Ardmore Basin (1)
-
Arizona
-
Apache County Arizona (1)
-
Cochise County Arizona
-
Tombstone Arizona (1)
-
-
Mogollon Plateau (1)
-
Rincon Mountains (1)
-
Tucson Basin (1)
-
-
Arkansas (8)
-
Arkansas River valley (1)
-
Atlantic Coastal Plain (1)
-
Bighorn Basin (5)
-
California
-
Central California (1)
-
Inyo County California (1)
-
Lassen Volcanic National Park (1)
-
Salton Sea (1)
-
San Joaquin Valley (1)
-
Sierra Nevada Batholith (2)
-
Southern California (3)
-
Transverse Ranges (1)
-
-
Canadian River (2)
-
Central Basin Platform (7)
-
Clark's Fork Basin (1)
-
Colorado
-
Clear Creek County Colorado (1)
-
Colorado mineral belt (1)
-
Lake County Colorado
-
Climax Colorado (1)
-
-
Las Animas County Colorado (1)
-
Mesa County Colorado (1)
-
Montezuma County Colorado (3)
-
Pueblo County Colorado
-
Pueblo Colorado (1)
-
-
San Juan volcanic field (3)
-
Wet Mountains (1)
-
-
Colorado Plateau (28)
-
Columbia Plateau (3)
-
Delaware (1)
-
Delaware Basin (56)
-
Denver Basin (6)
-
Eastern U.S. (1)
-
Florida (2)
-
Four Corners (21)
-
Georgia (1)
-
Great Basin (6)
-
Hardeman Basin (1)
-
Hawaii (1)
-
High Plains Aquifer (3)
-
Hueco Mountains (1)
-
Idaho
-
Snake River plain (3)
-
-
Illinois (3)
-
Illinois Basin (1)
-
Indiana (3)
-
Iowa (4)
-
Kansas
-
Douglas County Kansas (1)
-
McPherson County Kansas (1)
-
Saline County Kansas (1)
-
-
Kentucky (1)
-
Klamath Mountains (1)
-
Llano Estacado (4)
-
Louisiana (5)
-
Michigan (1)
-
Midcontinent (4)
-
Minnesota (1)
-
Mississippi (3)
-
Mississippi Valley (1)
-
Missouri (7)
-
Mojave Desert (3)
-
Montana (26)
-
Nebraska
-
Kimball County Nebraska (1)
-
-
Nevada (35)
-
New Jersey (3)
-
New Mexico
-
Bernalillo County New Mexico
-
Albuquerque New Mexico (1)
-
-
Datil-Mogollon volcanic field (3)
-
Dona Ana County New Mexico (1)
-
Eddy County New Mexico (1)
-
Jemez Lineament (8)
-
Jemez Mountains (1)
-
Los Alamos County New Mexico (1)
-
Manzano Mountains (3)
-
Picuris Range (2)
-
Rio Arriba County New Mexico (1)
-
San Miguel County New Mexico (1)
-
Sandia Mountains (1)
-
Sandoval County New Mexico (2)
-
Santa Fe County New Mexico (2)
-
Sierra County New Mexico (1)
-
Socorro County New Mexico
-
Socorro New Mexico (3)
-
-
Taos Plateau (1)
-
Torrance County New Mexico (8)
-
Tusas Mountains (1)
-
Zuni Mountains (1)
-
-
New York (1)
-
Newark Basin (1)
-
North Carolina
-
Onslow Bay (1)
-
-
North Dakota
-
Billings County North Dakota (1)
-
Williams County North Dakota (1)
-
-
Ogallala Aquifer (1)
-
Ohio (4)
-
Oklahoma
-
Arbuckle Anticline (1)
-
Arbuckle Mountains (3)
-
Carter County Oklahoma (1)
-
Comanche County Oklahoma (1)
-
Criner Hills (1)
-
Marshall County Oklahoma (1)
-
Murray County Oklahoma (1)
-
-
Oregon (2)
-
Orogrande Basin (4)
-
Ouachita Belt (1)
-
Palo Duro Basin (6)
-
Paradox Basin (11)
-
Pecos River (4)
-
Pecos River valley (4)
-
Pennsylvania (4)
-
Powder River basin (2)
-
Sandia National Laboratories (1)
-
Sevier orogenic belt (1)
-
South Dakota (6)
-
Southwestern U.S. (20)
-
Tennessee (2)
-
Texas
-
Amarillo Uplift (2)
-
Andrews County Texas (1)
-
Brazos River (1)
-
Brewster County Texas
-
Big Bend National Park (2)
-
-
Cochran County Texas (1)
-
Crane County Texas (1)
-
Dalhart Basin (1)
-
Deaf Smith County Texas (1)
-
Edwards Plateau (1)
-
El Paso County Texas
-
El Paso Texas (1)
-
-
Fort Worth Basin (1)
-
Galveston County Texas
-
Galveston Texas (1)
-
-
Hockley County Texas (1)
-
Llano Uplift (2)
-
Lubbock County Texas
-
Lubbock Lake (1)
-
-
Lynn County Texas (1)
-
Marfa Basin (1)
-
Midland Basin (12)
-
Pecos County Texas (2)
-
Terry County Texas (1)
-
Texas Panhandle (6)
-
Upton County Texas (1)
-
Val Verde Basin (6)
-
Ward County Texas (1)
-
West Texas (76)
-
Winkler County Texas (2)
-
-
Trans-Pecos (4)
-
U. S. Rocky Mountains
-
Laramie Mountains (1)
-
San Juan Mountains (2)
-
Sangre de Cristo Mountains (8)
-
Uinta Mountains (1)
-
Wet Mountains (1)
-
-
Uinta Basin (6)
-
Uncompahgre Uplift (2)
-
Utah
-
Kaiparowits Plateau (1)
-
Piute County Utah
-
Marysvale Utah (1)
-
-
Salt Lake County Utah
-
Bingham Utah (1)
-
-
San Rafael Swell (1)
-
Thomas Range (1)
-
-
Virgin River valley (1)
-
Virginia (1)
-
Washington
-
Hanford Site (1)
-
-
West Virginia (3)
-
Western U.S. (29)
-
Wisconsin (2)
-
Wyoming
-
Gas Hills (1)
-
Hanna Basin (1)
-
Teapot Dome (1)
-
-
Yavapai Province (1)
-
Yellowstone National Park (1)
-
-
USSR (3)
-
Western Desert (1)
-
White Island (1)
-
White Sands (3)
-
Wind River basin (1)
-
-
commodities
-
barite deposits (2)
-
brines (16)
-
coal deposits (1)
-
construction materials
-
building stone (2)
-
-
energy sources (23)
-
evaporite deposits (1)
-
fluorspar deposits (1)
-
gems (1)
-
geothermal energy (6)
-
glass materials (2)
-
industrial minerals (1)
-
metal ores
-
arsenic ores (1)
-
base metals (1)
-
beryllium ores (1)
-
copper ores (9)
-
gold ores (9)
-
iron ores (1)
-
lead ores (6)
-
lead-zinc deposits (3)
-
manganese ores (1)
-
molybdenum ores (6)
-
niobium ores (1)
-
polymetallic ores (1)
-
rare earth deposits (4)
-
silver ores (5)
-
tantalum ores (1)
-
thorium ores (2)
-
tin ores (3)
-
tungsten ores (4)
-
uranium ores (15)
-
zinc ores (4)
-
-
mineral deposits, genesis (66)
-
mineral exploration (19)
-
mineral resources (3)
-
new energy sources (1)
-
oil and gas fields (35)
-
petroleum
-
natural gas
-
coalbed methane (4)
-
shale gas (1)
-
-
-
placers (2)
-
potash (3)
-
tight sands (1)
-
water resources (4)
-
zeolite deposits (1)
-
-
elements, isotopes
-
carbon
-
C-13/C-12 (21)
-
C-14 (8)
-
organic carbon (1)
-
-
chemical ratios (7)
-
halogens
-
bromine
-
bromide ion (1)
-
-
chlorine
-
chloride ion (2)
-
Cl-37/Cl-35 (1)
-
-
fluorine (1)
-
-
hydrogen
-
D/H (6)
-
deuterium (2)
-
-
isotope ratios (27)
-
isotopes
-
radioactive isotopes
-
Ar-40/Ar-39 (3)
-
C-14 (8)
-
Pb-206/Pb-204 (1)
-
Ra-226 (1)
-
Rn-220 (1)
-
Rn-222 (1)
-
U-238 (1)
-
-
stable isotopes
-
Ar-40/Ar-39 (3)
-
C-13/C-12 (21)
-
Cl-37/Cl-35 (1)
-
D/H (6)
-
deuterium (2)
-
Nd-144/Nd-143 (5)
-
O-18/O-16 (26)
-
Os-188/Os-187 (1)
-
Pb-206/Pb-204 (1)
-
S-34/S-32 (1)
-
Sr-87/Sr-86 (12)
-
-
-
metals
-
actinides
-
thorium (2)
-
uranium
-
U-238 (1)
-
-
-
alkali metals
-
cesium (1)
-
lithium (1)
-
potassium (2)
-
rubidium (1)
-
sodium (2)
-
-
alkaline earth metals
-
barium (1)
-
beryllium (2)
-
calcium (2)
-
magnesium (5)
-
radium
-
Ra-226 (1)
-
-
strontium
-
Sr-87/Sr-86 (12)
-
-
-
copper (13)
-
gold (4)
-
iron (7)
-
lead
-
Pb-206/Pb-204 (1)
-
-
manganese (5)
-
molybdenum (2)
-
nickel (1)
-
platinum group
-
iridium (2)
-
osmium
-
Os-188/Os-187 (1)
-
-
-
precious metals (1)
-
rare earths
-
cerium (1)
-
neodymium
-
Nd-144/Nd-143 (5)
-
-
-
silver (6)
-
tantalum (1)
-
thallium (1)
-
tin (1)
-
titanium (1)
-
vanadium (2)
-
zinc (8)
-
zirconium (1)
-
-
nitrogen (1)
-
noble gases
-
argon
-
Ar-40/Ar-39 (3)
-
-
radon
-
Rn-220 (1)
-
Rn-222 (1)
-
-
-
oxygen
-
O-18/O-16 (26)
-
-
phosphorus (1)
-
selenium (1)
-
sulfur
-
S-34/S-32 (1)
-
-
trace metals (1)
-
-
fossils
-
Chordata
-
Vertebrata
-
Pisces
-
Chondrichthyes (1)
-
-
Tetrapoda
-
Amphibia
-
Labyrinthodontia
-
Anthracosauria (1)
-
-
-
Mammalia
-
Multituberculata (1)
-
Theria
-
Eutheria
-
Amblypoda
-
Pantodonta (2)
-
-
Carnivora (2)
-
Condylarthra (2)
-
Insectivora (3)
-
Perissodactyla
-
Ceratomorpha (1)
-
Hippomorpha (1)
-
-
Proboscidea
-
Elephantoidea
-
Elephantidae
-
Mammuthus (2)
-
-
-
-
Taeniodonta (1)
-
Ungulata (2)
-
-
-
-
Reptilia
-
Anapsida
-
Cotylosauria (1)
-
-
Diapsida
-
Archosauria
-
dinosaurs
-
Ornithischia
-
Ornithopoda
-
Hadrosauridae (1)
-
-
-
Saurischia
-
Sauropodomorpha
-
Sauropoda (1)
-
-
Theropoda
-
Coelurosauria (1)
-
-
-
-
Thecodontia
-
Phytosauria (1)
-
-
-
Lepidosauria
-
Squamata (2)
-
-
Rhynchosauria (1)
-
-
Synapsida
-
Pelycosauria (1)
-
Therapsida
-
Dicynodontia (1)
-
-
-
-
-
-
-
coprolites (1)
-
ichnofossils (1)
-
Invertebrata
-
Arthropoda
-
Mandibulata
-
Crustacea
-
Malacostraca (1)
-
Ostracoda (4)
-
-
Insecta (3)
-
-
-
Brachiopoda (13)
-
Bryozoa (4)
-
Cnidaria
-
Anthozoa (2)
-
Hydrozoa (1)
-
-
Echinodermata
-
Crinozoa
-
Blastoidea (2)
-
Crinoidea (3)
-
-
-
Mollusca
-
Bivalvia
-
Pterioida
-
Pteriina
-
Inocerami
-
Inoceramidae (1)
-
-
-
-
-
Cephalopoda
-
Ammonoidea
-
Ammonites (1)
-
-
Nautiloidea (1)
-
-
Gastropoda (4)
-
-
Porifera
-
Stromatoporoidea (1)
-
-
Protista
-
Foraminifera
-
Fusulinina
-
Fusulinidae (6)
-
-
Textulariina
-
Lituolacea
-
Orbitolinidae
-
Orbitolina (1)
-
-
-
-
-
Radiolaria (1)
-
-
-
microfossils
-
Charophyta (1)
-
Conodonta (3)
-
Fusulinina
-
Fusulinidae (6)
-
-
-
palynomorphs
-
acritarchs (1)
-
Dinoflagellata (2)
-
miospores
-
pollen (2)
-
-
-
Plantae
-
algae
-
Chlorophyta
-
Charophyta (1)
-
-
diatoms (3)
-
-
Pteridophyta
-
Filicopsida
-
Azolla (1)
-
-
-
Spermatophyta
-
Gymnospermae
-
Coniferales
-
Pinaceae
-
Pinus (1)
-
-
-
-
-
-
thallophytes (7)
-
tracks (1)
-
-
geochronology methods
-
(U-Th)/He (5)
-
Ar/Ar (7)
-
fission-track dating (5)
-
K/Ar (8)
-
optically stimulated luminescence (2)
-
paleomagnetism (14)
-
Rb/Sr (4)
-
Sm/Nd (1)
-
thermochronology (6)
-
thermoluminescence (1)
-
tree rings (1)
-
U/Pb (12)
-
uranium disequilibrium (2)
-
-
geologic age
-
Cenozoic
-
Iron Age (1)
-
Quaternary
-
Holocene
-
middle Holocene (1)
-
Neoglacial
-
Little Ice Age (1)
-
-
upper Holocene
-
Little Ice Age (1)
-
Roman period (1)
-
-
-
Pleistocene
-
Bandelier Tuff (2)
-
Bishop Tuff (1)
-
Blackwater Draw Formation (4)
-
lower Pleistocene (1)
-
Matuyama Chron (1)
-
upper Pleistocene
-
Wisconsinan (1)
-
-
-
upper Quaternary (7)
-
-
Sierra Ladrones Formation (1)
-
Tertiary
-
Climax Porphyry (1)
-
lower Tertiary (6)
-
middle Tertiary (1)
-
Muddy Creek Formation (1)
-
Neogene
-
Bidahochi Formation (3)
-
Capistrano Formation (1)
-
Miocene
-
Ash Hollow Formation (1)
-
middle Miocene (1)
-
upper Miocene (2)
-
-
Ogallala Formation (7)
-
Pliocene
-
Gauss Chron (1)
-
upper Pliocene (1)
-
-
Tesuque Formation (1)
-
-
Paleogene
-
Eocene
-
Baca Formation (3)
-
lower Eocene
-
Wasatchian (1)
-
Willwood Formation (1)
-
Ypresian
-
London Clay (1)
-
-
-
middle Eocene (1)
-
upper Eocene (3)
-
-
Oligocene
-
Fish Canyon Tuff (1)
-
lower Oligocene (1)
-
middle Oligocene (1)
-
-
Paleocene
-
lower Paleocene
-
Danian (1)
-
K-T boundary (4)
-
Puercan (1)
-
Torrejonian (3)
-
-
Nacimiento Formation (3)
-
upper Paleocene
-
Clarkforkian (1)
-
Tiffanian (2)
-
-
-
Wasatch Formation (1)
-
Wilcox Group (1)
-
-
-
upper Cenozoic (4)
-
-
Mesozoic
-
Cretaceous
-
Comanchean
-
Buda Limestone (1)
-
Washita Group (1)
-
-
Dakota Formation (8)
-
Lower Cretaceous
-
Albian (3)
-
Aptian (1)
-
Burro Canyon Formation (2)
-
Cheyenne Sandstone (1)
-
Kiowa Formation (4)
-
-
Mancos Shale (10)
-
Middle Cretaceous (2)
-
Upper Cretaceous
-
Blackhawk Formation (1)
-
Bridge Creek Limestone Member (1)
-
Buda Limestone (1)
-
Campanian
-
upper Campanian (1)
-
-
Carlile Shale (1)
-
Cenomanian (3)
-
Coniacian (1)
-
Crevasse Canyon Formation (6)
-
Ferron Sandstone Member (1)
-
Fort Hays Limestone Member (1)
-
Frontier Formation (1)
-
Fruitland Formation (12)
-
Gallup Sandstone (12)
-
Greenhorn Limestone (2)
-
Gulfian
-
Eagle Ford Formation (3)
-
Navarro Group (1)
-
-
Judith River Formation (1)
-
Kirtland Shale (4)
-
K-T boundary (4)
-
La Ventana Sandstone (1)
-
Lance Formation (1)
-
Laramie Formation (1)
-
Lewis Shale (1)
-
Maestrichtian (2)
-
Menefee Formation (4)
-
Mesaverde Group (7)
-
Niobrara Formation (2)
-
Ojo Alamo Sandstone (2)
-
Pictured Cliffs Sandstone (4)
-
Point Lookout Sandstone (2)
-
Santonian (1)
-
Senonian (5)
-
Star Point Sandstone (1)
-
Turonian (4)
-
Two Medicine Formation (1)
-
-
-
Great Valley Sequence (1)
-
Jurassic
-
Bazhenov Formation (1)
-
Lower Jurassic (2)
-
Middle Jurassic
-
Bajocian (1)
-
Todilto Formation (3)
-
-
Upper Jurassic
-
Brushy Basin Member (2)
-
Cotton Valley Group (1)
-
Entrada Sandstone (5)
-
Haynesville Formation (1)
-
Morrison Formation (15)
-
Oxfordian (1)
-
Smackover Formation (1)
-
Westwater Canyon Sandstone Member (1)
-
-
-
Navajo Sandstone (1)
-
Newark Supergroup (1)
-
Triassic
-
Lower Triassic (1)
-
Middle Triassic
-
Ladinian (1)
-
-
Mole Granite (2)
-
Upper Triassic
-
Carnian (1)
-
Chinle Formation (4)
-
Dockum Group (2)
-
Lockatong Formation (1)
-
Santa Rosa Sandstone (1)
-
-
-
upper Mesozoic (1)
-
-
Paleozoic
-
Cambrian (8)
-
Carboniferous
-
Jackfork Group (1)
-
Lower Carboniferous
-
Dinantian (1)
-
-
Mississippian
-
Barnett Shale (1)
-
Leadville Formation (1)
-
Lower Mississippian
-
Kinderhookian (1)
-
Lake Valley Formation (8)
-
Osagian
-
Burlington Limestone (2)
-
-
-
Mission Canyon Limestone (1)
-
Redwall Limestone (1)
-
Upper Mississippian
-
Chesterian
-
Imo Formation (1)
-
-
Hartselle Sandstone (1)
-
-
-
Pennsylvanian
-
Francis Creek Shale (1)
-
Lower Pennsylvanian
-
Morrowan (2)
-
-
Mansfield Formation (1)
-
Marble Falls Group (1)
-
Middle Pennsylvanian
-
Atokan
-
Atoka Formation (1)
-
-
Desmoinesian (2)
-
Paradox Formation (2)
-
-
Morrow Formation (3)
-
Pottsville Group (1)
-
Strawn Series (1)
-
Upper Pennsylvanian
-
Canyon Group (1)
-
Holder Formation (4)
-
Missourian
-
Kansas City Group (1)
-
-
Virgilian
-
Lawrence Formation (1)
-
Shawnee Group (1)
-
-
-
-
Upper Carboniferous
-
Westphalian (1)
-
-
-
Devonian (13)
-
Hunton Group (1)
-
Laborcita Formation (5)
-
lower Paleozoic (2)
-
Madera Formation (2)
-
Minnelusa Formation (1)
-
Ordovician
-
Lower Ordovician
-
El Paso Group (2)
-
Ellenburger Group (5)
-
-
Middle Ordovician (1)
-
Montoya Group (8)
-
Upper Ordovician
-
Red River Formation (1)
-
-
-
Permian
-
Castile Formation (5)
-
Cutler Formation (1)
-
Guadalupian
-
Bell Canyon Formation (4)
-
Brushy Canyon Formation (5)
-
Capitan Formation (14)
-
Cherry Canyon Formation (5)
-
Delaware Mountain Group (3)
-
Grayburg Formation (1)
-
Queen Formation (2)
-
Seven Rivers Formation (4)
-
Tansill Formation (10)
-
-
Kaibab Formation (1)
-
Lower Permian
-
Abo Formation (5)
-
Cherry Canyon Formation (5)
-
Cisuralian
-
Artinskian (1)
-
-
Leonardian
-
Bone Spring Limestone (2)
-
Clear Fork Group (1)
-
-
Wichita Group (1)
-
Wolfcampian
-
Hueco Limestone (2)
-
-
-
Middle Permian (2)
-
Phosphoria Formation (1)
-
Rustler Formation (4)
-
Upper Permian
-
Salado Formation (9)
-
Zechstein (1)
-
-
Yates Formation (8)
-
Yeso Formation (4)
-
-
Sauk Sequence (1)
-
Silurian
-
Lower Silurian (1)
-
-
upper Paleozoic
-
Admire Group (1)
-
Antrim Shale (1)
-
Bakken Formation (1)
-
-
Woodford Shale (1)
-
-
Phanerozoic (4)
-
Precambrian
-
Archean (1)
-
Sandia Granite (1)
-
upper Precambrian
-
Proterozoic
-
Keweenawan (1)
-
Mesoproterozoic (4)
-
Neoproterozoic
-
Dengying Formation (1)
-
Doushantuo Formation (1)
-
Ediacaran (1)
-
-
Ortega Group (1)
-
Paleoproterozoic (2)
-
Sinian
-
Dengying Formation (1)
-
Doushantuo Formation (1)
-
-
-
-
-
-
igneous rocks
-
igneous rocks
-
kimberlite (1)
-
plutonic rocks
-
diabase (3)
-
gabbros (2)
-
granites
-
alaskite (1)
-
A-type granites (2)
-
-
granodiorites (1)
-
lamprophyres (2)
-
monzonites (1)
-
pegmatite (4)
-
quartz monzonite (1)
-
syenites
-
nepheline syenite (1)
-
syenite porphyry (1)
-
-
ultramafics
-
peridotites
-
harzburgite (2)
-
lherzolite (1)
-
spinel lherzolite (1)
-
-
-
-
porphyry (2)
-
volcanic rocks
-
andesites (4)
-
basalts
-
alkali basalts
-
alkali olivine basalt (1)
-
hawaiite (1)
-
mugearite (1)
-
-
olivine basalt (1)
-
-
basanite (2)
-
dacites (2)
-
glasses (1)
-
nephelinite (2)
-
phonolites (1)
-
pyroclastics
-
ash-flow tuff (4)
-
ignimbrite (1)
-
pumice (1)
-
tuff (6)
-
welded tuff (2)
-
-
rhyolites
-
rhyolite porphyry (1)
-
-
trachyandesites (1)
-
-
-
volcanic ash (1)
-
-
metamorphic rocks
-
metamorphic rocks
-
amphibolites (2)
-
eclogite (1)
-
gneisses (1)
-
metaigneous rocks
-
metatuff (1)
-
-
metasomatic rocks
-
skarn (2)
-
tactite (1)
-
-
mylonites (1)
-
quartzites (2)
-
schists (3)
-
-
turbidite (1)
-
-
meteorites
-
meteorites (2)
-
-
minerals
-
arsenides
-
arsenopyrite (1)
-
-
carbonates
-
aragonite (3)
-
bastnaesite (1)
-
calcite (13)
-
dolomite (8)
-
Iceland spar (1)
-
magnesian calcite (2)
-
magnesite (1)
-
-
halides
-
bromides (1)
-
chlorides
-
carnallite (1)
-
halite (9)
-
kainite (1)
-
sylvite (2)
-
-
fluorides
-
bastnaesite (1)
-
fluorite (4)
-
topaz (2)
-
-
-
minerals (12)
-
organic minerals
-
amber (1)
-
-
oxides
-
baddeleyite (1)
-
bixbyite (1)
-
brookite (1)
-
cassiterite (1)
-
cryptomelane (1)
-
goethite (1)
-
hematite (2)
-
ilmenite (3)
-
magnetite (4)
-
manganese oxides (2)
-
niobates
-
samarskite (1)
-
-
pseudobrookite (1)
-
psilomelane (1)
-
spinel (1)
-
tantalates (1)
-
-
phosphates
-
apatite (7)
-
monazite (3)
-
-
silicates
-
chain silicates
-
amphibole group
-
clinoamphibole
-
actinolite (1)
-
hornblende (3)
-
-
-
pyroxene group
-
clinopyroxene
-
johannsenite (1)
-
-
orthopyroxene (1)
-
-
rhodonite group
-
rhodonite (1)
-
-
-
framework silicates
-
feldspar group
-
alkali feldspar
-
anorthoclase (1)
-
microcline (2)
-
moonstone (1)
-
sanidine (4)
-
-
plagioclase
-
albite (1)
-
-
-
scapolite group (1)
-
silica minerals
-
quartz (12)
-
tridymite (2)
-
-
sodalite group
-
helvite (3)
-
-
zeolite group
-
chabazite (1)
-
clinoptilolite (1)
-
mordenite (1)
-
-
-
orthosilicates
-
nesosilicates
-
andalusite (2)
-
garnet group (3)
-
olivine group
-
olivine (2)
-
-
staurolite (1)
-
titanite group
-
titanite (2)
-
-
topaz (2)
-
viridine (1)
-
zircon group
-
coffinite (1)
-
thorite (1)
-
zircon (7)
-
-
-
-
ring silicates
-
beryl (2)
-
-
sheet silicates
-
chlorite group
-
chlorite (2)
-
-
clay minerals
-
kaolinite (4)
-
montmorillonite (1)
-
smectite (6)
-
vermiculite (1)
-
-
illite (6)
-
magadiite (1)
-
mica group
-
biotite (2)
-
muscovite (1)
-
phlogopite (1)
-
-
talc (1)
-
-
-
sulfates
-
anhydrite (5)
-
barite (1)
-
glauberite (1)
-
gypsum (4)
-
jarosite (1)
-
kainite (1)
-
kieserite (1)
-
langbeinite (1)
-
polyhalite (1)
-
-
sulfides
-
arsenopyrite (1)
-
bornite (1)
-
chalcopyrite (1)
-
cubanite (1)
-
galena (4)
-
helvite (3)
-
pyrite (1)
-
pyrrhotite (1)
-
sphalerite (2)
-
tetradymite (1)
-
-
tellurides
-
tetradymite (1)
-
-
tungstates
-
wolframite (1)
-
-
-
Primary terms
-
absolute age (42)
-
Africa
-
East Africa
-
Ethiopia (1)
-
-
East African Rift (1)
-
North Africa
-
Egypt (1)
-
Tunisia (1)
-
-
Southern Africa
-
Namibia (1)
-
South Africa (2)
-
-
-
Arctic Ocean
-
Norwegian Sea (1)
-
-
Arctic region
-
Greenland
-
East Greenland (1)
-
Jameson Land (1)
-
-
Russian Arctic
-
Novaya Zemlya (1)
-
-
-
Asia
-
Arabian Peninsula
-
Saudi Arabia (1)
-
United Arab Emirates
-
Abu Dhabi (1)
-
-
-
Central Asia
-
Kazakhstan
-
Central Kazakhstan (1)
-
-
-
Far East
-
China
-
Inner Mongolia China (1)
-
Xinjiang China
-
Junggar (1)
-
-
-
Indonesia (1)
-
Japan (2)
-
Korea
-
South Korea (1)
-
-
Laos (1)
-
Lesser Sunda Islands
-
Timor (1)
-
-
Mongolia (1)
-
Thailand (1)
-
-
Indian Peninsula
-
Afghanistan (1)
-
India (2)
-
Pakistan (2)
-
-
Middle East
-
Israel
-
Negev (1)
-
-
-
Siberia (1)
-
-
associations (1)
-
Atlantic Ocean
-
North Atlantic
-
Gulf of Mexico (5)
-
North Sea (2)
-
-
-
Australasia
-
Australia
-
Queensland Australia (1)
-
-
New Zealand
-
Ngauruhoe (1)
-
-
-
barite deposits (2)
-
bibliography (13)
-
biogeography (6)
-
brines (16)
-
Canada
-
Arctic Archipelago (1)
-
Eastern Canada
-
Newfoundland and Labrador
-
Newfoundland (1)
-
-
Ontario
-
Parry Sound District Ontario
-
Parry Sound Ontario (1)
-
-
-
Quebec (1)
-
-
Nunavut
-
Ellesmere Island (2)
-
-
Queen Elizabeth Islands
-
Ellesmere Island (2)
-
-
Western Canada
-
Alberta
-
Edmonton Alberta (1)
-
-
British Columbia (2)
-
Manitoba (1)
-
Northwest Territories
-
Ekati Mine (1)
-
-
Red Deer River (1)
-
Saskatchewan (4)
-
Yukon Territory (2)
-
-
-
carbon
-
C-13/C-12 (21)
-
C-14 (8)
-
organic carbon (1)
-
-
Caribbean region
-
West Indies
-
Bahamas (1)
-
-
-
catalogs (1)
-
Cenozoic
-
Iron Age (1)
-
Quaternary
-
Holocene
-
middle Holocene (1)
-
Neoglacial
-
Little Ice Age (1)
-
-
upper Holocene
-
Little Ice Age (1)
-
Roman period (1)
-
-
-
Pleistocene
-
Bandelier Tuff (2)
-
Bishop Tuff (1)
-
Blackwater Draw Formation (4)
-
lower Pleistocene (1)
-
Matuyama Chron (1)
-
upper Pleistocene
-
Wisconsinan (1)
-
-
-
upper Quaternary (7)
-
-
Sierra Ladrones Formation (1)
-
Tertiary
-
Climax Porphyry (1)
-
lower Tertiary (6)
-
middle Tertiary (1)
-
Muddy Creek Formation (1)
-
Neogene
-
Bidahochi Formation (3)
-
Capistrano Formation (1)
-
Miocene
-
Ash Hollow Formation (1)
-
middle Miocene (1)
-
upper Miocene (2)
-
-
Ogallala Formation (7)
-
Pliocene
-
Gauss Chron (1)
-
upper Pliocene (1)
-
-
Tesuque Formation (1)
-
-
Paleogene
-
Eocene
-
Baca Formation (3)
-
lower Eocene
-
Wasatchian (1)
-
Willwood Formation (1)
-
Ypresian
-
London Clay (1)
-
-
-
middle Eocene (1)
-
upper Eocene (3)
-
-
Oligocene
-
Fish Canyon Tuff (1)
-
lower Oligocene (1)
-
middle Oligocene (1)
-
-
Paleocene
-
lower Paleocene
-
Danian (1)
-
K-T boundary (4)
-
Puercan (1)
-
Torrejonian (3)
-
-
Nacimiento Formation (3)
-
upper Paleocene
-
Clarkforkian (1)
-
Tiffanian (2)
-
-
-
Wasatch Formation (1)
-
Wilcox Group (1)
-
-
-
upper Cenozoic (4)
-
-
Central America
-
Belize (1)
-
Guatemala (2)
-
Honduras (1)
-
-
chemical analysis (2)
-
Chordata
-
Vertebrata
-
Pisces
-
Chondrichthyes (1)
-
-
Tetrapoda
-
Amphibia
-
Labyrinthodontia
-
Anthracosauria (1)
-
-
-
Mammalia
-
Multituberculata (1)
-
Theria
-
Eutheria
-
Amblypoda
-
Pantodonta (2)
-
-
Carnivora (2)
-
Condylarthra (2)
-
Insectivora (3)
-
Perissodactyla
-
Ceratomorpha (1)
-
Hippomorpha (1)
-
-
Proboscidea
-
Elephantoidea
-
Elephantidae
-
Mammuthus (2)
-
-
-
-
Taeniodonta (1)
-
Ungulata (2)
-
-
-
-
Reptilia
-
Anapsida
-
Cotylosauria (1)
-
-
Diapsida
-
Archosauria
-
dinosaurs
-
Ornithischia
-
Ornithopoda
-
Hadrosauridae (1)
-
-
-
Saurischia
-
Sauropodomorpha
-
Sauropoda (1)
-
-
Theropoda
-
Coelurosauria (1)
-
-
-
-
Thecodontia
-
Phytosauria (1)
-
-
-
Lepidosauria
-
Squamata (2)
-
-
Rhynchosauria (1)
-
-
Synapsida
-
Pelycosauria (1)
-
Therapsida
-
Dicynodontia (1)
-
-
-
-
-
-
-
clay mineralogy (10)
-
climate change (4)
-
coal deposits (1)
-
conservation (1)
-
construction materials
-
building stone (2)
-
-
continental drift (2)
-
continental shelf (1)
-
coprolites (1)
-
core (1)
-
crust (36)
-
crystal chemistry (4)
-
crystal growth (5)
-
crystal structure (7)
-
crystallography (2)
-
dams (1)
-
data processing (14)
-
deformation (24)
-
diagenesis (42)
-
Earth (1)
-
earthquakes (19)
-
East Pacific Ocean Islands
-
Hawaii (1)
-
-
ecology (1)
-
economic geology (165)
-
education (2)
-
electron microscopy (1)
-
energy sources (23)
-
engineering geology (3)
-
environmental geology (1)
-
epeirogeny (1)
-
Europe
-
Alps
-
Eastern Alps
-
Dolomites (1)
-
-
-
Arkhangelsk Russian Federation
-
Novaya Zemlya (1)
-
-
Central Europe
-
Germany (1)
-
Molasse Basin (1)
-
Slovakia (1)
-
Switzerland (1)
-
-
Southern Europe
-
Bulgaria (1)
-
Greece
-
Sterea Ellas
-
Laurion Greece (1)
-
-
-
Iberian Peninsula
-
Spain (1)
-
-
Italy (1)
-
-
Ukraine
-
Boltyshka Depression (1)
-
-
Western Europe
-
Ireland
-
Tipperary Ireland
-
Cashel Ireland (1)
-
-
-
Scandinavia
-
Norway
-
Oslo Graben (1)
-
-
Western Gneiss region (1)
-
-
United Kingdom
-
Great Britain
-
England (2)
-
Scotland
-
Scottish Highlands (1)
-
-
-
Northern Ireland
-
Fermanagh Northern Ireland (1)
-
-
-
-
-
evaporite deposits (1)
-
explosions (14)
-
faults (90)
-
fluorspar deposits (1)
-
folds (18)
-
foliation (3)
-
fractures (14)
-
gems (1)
-
geochemistry (67)
-
geochronology (17)
-
geodesy (2)
-
geology (2)
-
geomorphology (27)
-
geophysical methods (58)
-
geophysics (2)
-
geosynclines (5)
-
geothermal energy (6)
-
glacial geology (2)
-
government agencies (1)
-
ground water (39)
-
heat flow (20)
-
hydrogen
-
D/H (6)
-
deuterium (2)
-
-
hydrogeology (4)
-
hydrology (10)
-
ichnofossils (1)
-
igneous rocks
-
kimberlite (1)
-
plutonic rocks
-
diabase (3)
-
gabbros (2)
-
granites
-
alaskite (1)
-
A-type granites (2)
-
-
granodiorites (1)
-
lamprophyres (2)
-
monzonites (1)
-
pegmatite (4)
-
quartz monzonite (1)
-
syenites
-
nepheline syenite (1)
-
syenite porphyry (1)
-
-
ultramafics
-
peridotites
-
harzburgite (2)
-
lherzolite (1)
-
spinel lherzolite (1)
-
-
-
-
porphyry (2)
-
volcanic rocks
-
andesites (4)
-
basalts
-
alkali basalts
-
alkali olivine basalt (1)
-
hawaiite (1)
-
mugearite (1)
-
-
olivine basalt (1)
-
-
basanite (2)
-
dacites (2)
-
glasses (1)
-
nephelinite (2)
-
phonolites (1)
-
pyroclastics
-
ash-flow tuff (4)
-
ignimbrite (1)
-
pumice (1)
-
tuff (6)
-
welded tuff (2)
-
-
rhyolites
-
rhyolite porphyry (1)
-
-
trachyandesites (1)
-
-
-
inclusions
-
fluid inclusions (23)
-
-
industrial minerals (1)
-
intrusions (49)
-
Invertebrata
-
Arthropoda
-
Mandibulata
-
Crustacea
-
Malacostraca (1)
-
Ostracoda (4)
-
-
Insecta (3)
-
-
-
Brachiopoda (13)
-
Bryozoa (4)
-
Cnidaria
-
Anthozoa (2)
-
Hydrozoa (1)
-
-
Echinodermata
-
Crinozoa
-
Blastoidea (2)
-
Crinoidea (3)
-
-
-
Mollusca
-
Bivalvia
-
Pterioida
-
Pteriina
-
Inocerami
-
Inoceramidae (1)
-
-
-
-
-
Cephalopoda
-
Ammonoidea
-
Ammonites (1)
-
-
Nautiloidea (1)
-
-
Gastropoda (4)
-
-
Porifera
-
Stromatoporoidea (1)
-
-
Protista
-
Foraminifera
-
Fusulinina
-
Fusulinidae (6)
-
-
Textulariina
-
Lituolacea
-
Orbitolinidae
-
Orbitolina (1)
-
-
-
-
-
Radiolaria (1)
-
-
-
isostasy (9)
-
isotopes
-
radioactive isotopes
-
Ar-40/Ar-39 (3)
-
C-14 (8)
-
Pb-206/Pb-204 (1)
-
Ra-226 (1)
-
Rn-220 (1)
-
Rn-222 (1)
-
U-238 (1)
-
-
stable isotopes
-
Ar-40/Ar-39 (3)
-
C-13/C-12 (21)
-
Cl-37/Cl-35 (1)
-
D/H (6)
-
deuterium (2)
-
Nd-144/Nd-143 (5)
-
O-18/O-16 (26)
-
Os-188/Os-187 (1)
-
Pb-206/Pb-204 (1)
-
S-34/S-32 (1)
-
Sr-87/Sr-86 (12)
-
-
-
land subsidence (1)
-
land use (2)
-
lava (12)
-
lexicons (1)
-
lineation (1)
-
magmas (23)
-
Malay Archipelago
-
Timor (1)
-
-
mantle (17)
-
maps (53)
-
Mesozoic
-
Cretaceous
-
Comanchean
-
Buda Limestone (1)
-
Washita Group (1)
-
-
Dakota Formation (8)
-
Lower Cretaceous
-
Albian (3)
-
Aptian (1)
-
Burro Canyon Formation (2)
-
Cheyenne Sandstone (1)
-
Kiowa Formation (4)
-
-
Mancos Shale (10)
-
Middle Cretaceous (2)
-
Upper Cretaceous
-
Blackhawk Formation (1)
-
Bridge Creek Limestone Member (1)
-
Buda Limestone (1)
-
Campanian
-
upper Campanian (1)
-
-
Carlile Shale (1)
-
Cenomanian (3)
-
Coniacian (1)
-
Crevasse Canyon Formation (6)
-
Ferron Sandstone Member (1)
-
Fort Hays Limestone Member (1)
-
Frontier Formation (1)
-
Fruitland Formation (12)
-
Gallup Sandstone (12)
-
Greenhorn Limestone (2)
-
Gulfian
-
Eagle Ford Formation (3)
-
Navarro Group (1)
-
-
Judith River Formation (1)
-
Kirtland Shale (4)
-
K-T boundary (4)
-
La Ventana Sandstone (1)
-
Lance Formation (1)
-
Laramie Formation (1)
-
Lewis Shale (1)
-
Maestrichtian (2)
-
Menefee Formation (4)
-
Mesaverde Group (7)
-
Niobrara Formation (2)
-
Ojo Alamo Sandstone (2)
-
Pictured Cliffs Sandstone (4)
-
Point Lookout Sandstone (2)
-
Santonian (1)
-
Senonian (5)
-
Star Point Sandstone (1)
-
Turonian (4)
-
Two Medicine Formation (1)
-
-
-
Great Valley Sequence (1)
-
Jurassic
-
Bazhenov Formation (1)
-
Lower Jurassic (2)
-
Middle Jurassic
-
Bajocian (1)
-
Todilto Formation (3)
-
-
Upper Jurassic
-
Brushy Basin Member (2)
-
Cotton Valley Group (1)
-
Entrada Sandstone (5)
-
Haynesville Formation (1)
-
Morrison Formation (15)
-
Oxfordian (1)
-
-
-
-
-