Skip Nav Destination
Close Modal
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
-
Zambia (1)
-
-
North Africa
-
Algeria (1)
-
-
Southern Africa
-
South Africa
-
Transvaal region (1)
-
Witwatersrand (1)
-
-
-
-
Asia
-
Arabian Peninsula
-
Arabian Shield (1)
-
Saudi Arabia (1)
-
-
Central Asia (1)
-
Far East
-
China
-
Xinjiang China
-
Junggar Basin (1)
-
-
-
-
Indian Peninsula
-
India (2)
-
-
-
Atlantic Ocean Islands
-
Falkland Islands (1)
-
-
Australasia
-
Australia
-
Queensland Australia (1)
-
Victoria Australia (1)
-
-
-
Black Hills (2)
-
Canada
-
Arctic Archipelago (1)
-
Eastern Canada
-
Maritime Provinces
-
Nova Scotia
-
Gays River Deposit (1)
-
-
-
Newfoundland and Labrador
-
Newfoundland (1)
-
-
Ontario
-
Coldwell Complex (1)
-
Hamilton Ontario (1)
-
Manitoulin District Ontario
-
Manitoulin Island (1)
-
-
Sudbury Basin (3)
-
Sudbury igneous complex (1)
-
Sudbury Structure (2)
-
Thunder Bay District Ontario (1)
-
-
Quebec
-
Charlevoix (1)
-
-
-
Nunavut (1)
-
Queen Elizabeth Islands
-
Parry Islands (1)
-
-
Western Canada
-
Alberta (2)
-
British Columbia (1)
-
Manitoba (1)
-
Northwest Territories (1)
-
Yukon Territory (1)
-
-
-
Central Basin (1)
-
Commonwealth of Independent States
-
Russian Federation (1)
-
-
Cornwallis Island (1)
-
Devils Lake (2)
-
Europe
-
Central Europe
-
Austria (1)
-
Czech Republic
-
Bohemia (1)
-
-
Germany (3)
-
Poland (1)
-
-
Southern Europe
-
Iberian Peninsula
-
Iberian pyrite belt (1)
-
Portugal
-
Algarve (1)
-
-
Spain
-
Andalusia Spain (1)
-
-
-
Italy
-
Campania Italy
-
Vesuvius (1)
-
-
-
-
Western Europe
-
Belgium (1)
-
France
-
Aquitaine Basin (1)
-
-
Scandinavia
-
Norway
-
Ringerike (1)
-
-
Sweden
-
Gotland Sweden (1)
-
-
-
United Kingdom
-
Great Britain
-
Scotland (2)
-
-
-
-
-
Fire Island (1)
-
Front Range (1)
-
Green Bay (1)
-
Gulf of Mexico Basin (1)
-
Illinois River (2)
-
Lake Nipissing (1)
-
Long Island (1)
-
Mexico
-
Coahuila Mexico (1)
-
Sierra Madre Oriental (1)
-
-
North America
-
Appalachian Basin (3)
-
Appalachians
-
Southern Appalachians (1)
-
-
Canadian Shield
-
Churchill Province (1)
-
Grenville Province (5)
-
Southern Province (12)
-
Superior Province (5)
-
-
Great Lakes
-
Lake Michigan (12)
-
Lake Superior (10)
-
-
Great Lakes region (58)
-
Great Plains
-
Northern Great Plains (1)
-
-
Grenville Front (3)
-
Gulf Coastal Plain (2)
-
Keweenawan Rift (23)
-
Lake Superior region (36)
-
Michigan Basin (15)
-
Mississippi River basin (1)
-
Niagara Escarpment (1)
-
North American Craton (1)
-
Rocky Mountains
-
Northern Rocky Mountains (1)
-
U. S. Rocky Mountains
-
Absaroka Range (1)
-
Uinta Mountains (1)
-
Wasatch Range (1)
-
Wet Mountains (1)
-
-
-
Transcontinental Arch (2)
-
Western Interior (1)
-
-
Northern Highlands (1)
-
Raton Basin (1)
-
San Andreas Fault (1)
-
South America
-
Brazil
-
Minas Gerais Brazil
-
Quadrilatero Ferrifero (2)
-
-
Rio de Janeiro Brazil (1)
-
-
Falkland Islands (1)
-
Guiana Shield (1)
-
Guyana (1)
-
Orinoco River basin (1)
-
Venezuela (1)
-
-
United States
-
Alabama
-
Etowah County Alabama (1)
-
-
Alaska
-
Anchorage Alaska (1)
-
Medfra Quadrangle (1)
-
-
Anadarko Basin (1)
-
Arizona (4)
-
Arkansas (12)
-
Arkoma Basin (2)
-
Atlantic Coastal Plain (1)
-
California
-
Northern California (1)
-
Southern California (1)
-
-
Cheyenne Belt (1)
-
Cincinnati Arch (1)
-
Colorado
-
Denver County Colorado
-
Denver Colorado (1)
-
-
Fremont County Colorado (1)
-
Lake County Colorado
-
Leadville mining district (1)
-
-
Wet Mountains (1)
-
White River Plateau (1)
-
-
Colorado Lineament (1)
-
Denver Basin (1)
-
Eastern U.S.
-
Northeastern U.S. (3)
-
Southeastern U.S. (4)
-
-
Florida
-
Florida Keys
-
Key Largo (1)
-
-
Monroe County Florida
-
Key Largo (1)
-
-
-
Forest City Basin (1)
-
Georgia
-
Catoosa County Georgia (1)
-
-
Idaho
-
Snake River plain (1)
-
-
Illinois
-
Alexander County Illinois (1)
-
Christian County Illinois (1)
-
Cook County Illinois (3)
-
DeKalb County Illinois (1)
-
DuPage County Illinois (1)
-
Fayette County Illinois (1)
-
Hancock County Illinois (2)
-
Jersey County Illinois (1)
-
Kane County Illinois (1)
-
La Salle County Illinois (2)
-
Mason County Illinois (1)
-
McHenry County Illinois (1)
-
Saint Clair County Illinois (1)
-
Stephenson County Illinois (2)
-
Vermilion County Illinois (1)
-
-
Illinois Basin (11)
-
Indiana
-
Montgomery County Indiana (1)
-
Parke County Indiana (2)
-
Vermillion County Indiana (1)
-
Vigo County Indiana (1)
-
-
Iowa
-
Allamakee County Iowa (3)
-
Buchanan County Iowa (1)
-
Cedar County Iowa (1)
-
Cerro Gordo County Iowa (1)
-
Clayton County Iowa (2)
-
Fayette County Iowa (3)
-
Floyd County Iowa (6)
-
Howard County Iowa (1)
-
Humboldt County Iowa (1)
-
Johnson County Iowa (3)
-
Jones County Iowa (1)
-
Lee County Iowa (1)
-
Linn County Iowa (1)
-
Mahaska County Iowa (1)
-
Pocahontas County Iowa (1)
-
Story County Iowa (1)
-
Winneshiek County Iowa (16)
-
Wright County Iowa (1)
-
-
Kansas
-
Bourbon County Kansas (1)
-
Shawnee County Kansas (1)
-
Wabaunsee County Kansas (1)
-
-
Kentucky
-
Bath County Kentucky (1)
-
Kentucky River Fault (1)
-
Madison County Kentucky (1)
-
-
Maine
-
Hancock County Maine (1)
-
-
Massachusetts
-
Suffolk County Massachusetts
-
Boston Massachusetts (1)
-
-
-
Michigan
-
Michigan Lower Peninsula
-
Emmet County Michigan (1)
-
-
Michigan Upper Peninsula
-
Alger County Michigan (1)
-
Baraga County Michigan (6)
-
Chippewa County Michigan (1)
-
Delta County Michigan (3)
-
Dickinson County Michigan (4)
-
Gogebic County Michigan (14)
-
Houghton County Michigan (4)
-
Iron County Michigan (4)
-
Keweenaw County Michigan (3)
-
Keweenaw Peninsula (7)
-
Marquette County Michigan
-
Marquette Michigan (4)
-
Marquette Range (4)
-
-
Menominee County Michigan (3)
-
Ontonagon County Michigan
-
White Pine Michigan (14)
-
-
Schoolcraft County Michigan (1)
-
-
-
Midcontinent (33)
-
Midcontinent geophysical anomaly (1)
-
Midwest (185)
-
Minnesota
-
Aitkin County Minnesota (1)
-
Anoka County Minnesota (2)
-
Carlton County Minnesota (5)
-
Chisago County Minnesota (3)
-
Cook County Minnesota (1)
-
Dakota County Minnesota (3)
-
Duluth Complex (3)
-
Fillmore County Minnesota (13)
-
Goodhue County Minnesota (5)
-
Hennepin County Minnesota (1)
-
Houston County Minnesota (2)
-
Kanabec County Minnesota (1)
-
Mesabi Range (3)
-
Minnesota River valley (1)
-
Mower County Minnesota (2)
-
Olmsted County Minnesota (1)
-
Pine County Minnesota (3)
-
Ramsey County Minnesota
-
Saint Paul Minnesota (1)
-
-
Saint Louis County Minnesota
-
Duluth Minnesota (7)
-
-
Wabasha County Minnesota (1)
-
Washington County Minnesota (2)
-
Winona County Minnesota (2)
-
-
Mississippi (1)
-
Mississippi Embayment (5)
-
Mississippi River (2)
-
Mississippi Valley
-
Upper Mississippi Valley (36)
-
-
Missouri
-
Cooper County Missouri (2)
-
Howard County Missouri (1)
-
Lewis County Missouri (1)
-
Lincoln County Missouri (1)
-
Saint Francois Mountains (1)
-
Saint Louis County Missouri
-
Saint Louis Missouri (1)
-
-
Sainte Genevieve County Missouri (1)
-
Viburnum Trend (2)
-
-
Mojave Desert (1)
-
Montana (2)
-
Nebraska (15)
-
Nevada (4)
-
New England (2)
-
New Hampshire (1)
-
New Jersey (1)
-
New Madrid region (14)
-
New Mexico (2)
-
New York
-
Monroe County New York (1)
-
Niagara County New York (2)
-
-
North Carolina (1)
-
North Dakota
-
Cass County North Dakota (1)
-
-
Ohio
-
Muskingum County Ohio (1)
-
Perry County Ohio (1)
-
Ross County Ohio (1)
-
-
Ohio River (1)
-
Ohio River valley (3)
-
Oklahoma
-
Le Flore County Oklahoma (1)
-
Meers Fault (3)
-
Pontotoc County Oklahoma (1)
-
-
Oregon (2)
-
Ozark Mountains (1)
-
Pennsylvania (2)
-
Reelfoot Rift (1)
-
Shenandoah Valley (1)
-
South Carolina
-
Charleston County South Carolina
-
Charleston South Carolina (1)
-
-
-
South Dakota (3)
-
South Platte River valley (1)
-
Southern U.S. (4)
-
Southwestern U.S. (2)
-
Tennessee (12)
-
Texas
-
Amarillo Uplift (1)
-
Burnet County Texas (1)
-
Hartley County Texas (1)
-
Lubbock County Texas (1)
-
Moore County Texas (1)
-
Potter County Texas (1)
-
-
U. S. Rocky Mountains
-
Absaroka Range (1)
-
Uinta Mountains (1)
-
Wasatch Range (1)
-
Wet Mountains (1)
-
-
Utah
-
Millard County Utah
-
House Range (1)
-
-
-
Virginia (8)
-
Wabash Valley (3)
-
Washington (3)
-
West Virginia (2)
-
Western U.S. (5)
-
Wisconsin
-
Adams County Wisconsin (1)
-
Ashland County Wisconsin (6)
-
Barron County Wisconsin (1)
-
Bayfield County Wisconsin (5)
-
Brown County Wisconsin (3)
-
Burnett County Wisconsin (1)
-
Calumet County Wisconsin (3)
-
Chippewa County Wisconsin (3)
-
Clark County Wisconsin (4)
-
Columbia County Wisconsin (3)
-
Crawford County Wisconsin (2)
-
Dane County Wisconsin
-
Lake Mendota (3)
-
Madison Wisconsin (2)
-
-
Dodge County Wisconsin (1)
-
Door County Wisconsin (4)
-
Door Peninsula (2)
-
Douglas County Wisconsin (2)
-
Dunn County Wisconsin (1)
-
Eau Claire County Wisconsin (5)
-
Florence County Wisconsin (5)
-
Fond du Lac County Wisconsin (2)
-
Forest County Wisconsin (3)
-
Grant County Wisconsin (8)
-
Green County Wisconsin (2)
-
Green Lake County Wisconsin (1)
-
Iron County Wisconsin (4)
-
Jackson County Wisconsin (3)
-
Juneau County Wisconsin (1)
-
Kenosha County Wisconsin (2)
-
Kewaunee County Wisconsin (2)
-
La Crosse County Wisconsin (1)
-
Lafayette County Wisconsin (5)
-
Langlade County Wisconsin (2)
-
Lincoln County Wisconsin (3)
-
Manitowoc County Wisconsin (6)
-
Marathon County Wisconsin (10)
-
Marinette County Wisconsin (4)
-
Marquette County Wisconsin (2)
-
Menominee County Wisconsin (3)
-
Milwaukee County Wisconsin
-
Milwaukee Wisconsin (11)
-
-
Oconto County Wisconsin (1)
-
Oneida County Wisconsin (2)
-
Outagamie County Wisconsin (1)
-
Pierce County Wisconsin (5)
-
Polk County Wisconsin (3)
-
Portage County Wisconsin (5)
-
Price County Wisconsin (3)
-
Racine County Wisconsin (3)
-
Rock County Wisconsin (2)
-
Rusk County Wisconsin (2)
-
Sauk County Wisconsin
-
Baraboo Wisconsin (11)
-
-
Sawyer County Wisconsin (2)
-
Shawano County Wisconsin (3)
-
Taylor County Wisconsin (2)
-
Trempealeau County Wisconsin (6)
-
Vernon County Wisconsin (1)
-
Vilas County Wisconsin (2)
-
Walworth County Wisconsin (2)
-
Washburn County Wisconsin (1)
-
Waukesha County Wisconsin (11)
-
Waupaca County Wisconsin (1)
-
Waushara County Wisconsin (2)
-
Winnebago County Wisconsin (2)
-
Wisconsin River (2)
-
Wolf River Batholith (3)
-
Wood County Wisconsin (4)
-
-
Wyoming
-
Laramie Basin (1)
-
-
Wyoming Province (1)
-
Yavapai Province (1)
-
Yellowstone National Park (1)
-
-
Walnut Creek (1)
-
White Pine Mine (16)
-
-
commodities
-
aggregate (1)
-
bitumens (2)
-
brines (8)
-
construction materials (2)
-
energy sources (10)
-
gems (1)
-
geothermal energy (1)
-
industrial minerals (3)
-
limestone deposits (1)
-
metal ores
-
base metals (6)
-
cadmium ores (1)
-
copper ores (27)
-
gold ores (5)
-
iron ores (14)
-
lead ores (7)
-
lead-zinc deposits (14)
-
manganese ores (1)
-
molybdenum ores (2)
-
nickel ores (3)
-
platinum ores (2)
-
polymetallic ores (3)
-
pyrite ores (2)
-
silver ores (1)
-
tungsten ores (1)
-
uranium ores (2)
-
vanadium ores (1)
-
zinc ores (8)
-
-
mineral deposits, genesis (67)
-
mineral exploration (11)
-
mineral resources (1)
-
oil and gas fields (5)
-
petroleum
-
natural gas
-
coalbed methane (1)
-
-
-
sandstone deposits (1)
-
talc deposits (1)
-
water resources (3)
-
-
elements, isotopes
-
carbon
-
C-13 (1)
-
C-13/C-12 (7)
-
C-14 (15)
-
-
chemical ratios (3)
-
halogens
-
bromine
-
bromide ion (1)
-
-
fluorine (1)
-
iodine (1)
-
-
hydrogen
-
D/H (5)
-
deuterium (4)
-
-
isotope ratios (23)
-
isotopes
-
radioactive isotopes
-
Al-26 (1)
-
Ar-40/Ar-39 (1)
-
Be-10 (3)
-
C-14 (15)
-
Pb-206/Pb-204 (2)
-
Pb-207/Pb-204 (2)
-
Pb-208/Pb-204 (2)
-
-
stable isotopes
-
Ar-40/Ar-39 (1)
-
C-13 (1)
-
C-13/C-12 (7)
-
D/H (5)
-
deuterium (4)
-
Nd-144/Nd-143 (5)
-
O-18 (1)
-
O-18/O-16 (14)
-
Os-188/Os-187 (1)
-
Pb-206/Pb-204 (2)
-
Pb-207/Pb-204 (2)
-
Pb-208/Pb-204 (2)
-
S-34 (1)
-
S-34/S-32 (10)
-
Sr-87/Sr-86 (1)
-
-
-
metals
-
actinides
-
thorium (2)
-
uranium (2)
-
-
alkali metals
-
potassium (4)
-
sodium (2)
-
-
alkaline earth metals
-
barium (1)
-
beryllium
-
Be-10 (3)
-
-
calcium (1)
-
magnesium (1)
-
strontium
-
Sr-87/Sr-86 (1)
-
-
-
aluminum
-
Al-26 (1)
-
-
arsenic (1)
-
chromium (1)
-
copper (17)
-
hafnium (1)
-
iron (14)
-
lead
-
Pb-206/Pb-204 (2)
-
Pb-207/Pb-204 (2)
-
Pb-208/Pb-204 (2)
-
-
manganese (2)
-
mercury (3)
-
molybdenum (3)
-
niobium (2)
-
platinum group
-
iridium (1)
-
osmium
-
Os-188/Os-187 (1)
-
-
platinum ores (2)
-
rhodium (1)
-
-
precious metals (1)
-
rare earths
-
cerium (1)
-
neodymium
-
Nd-144/Nd-143 (5)
-
-
samarium (1)
-
yttrium (1)
-
-
tantalum (1)
-
titanium (1)
-
zinc (16)
-
zirconium (2)
-
-
nitrogen (1)
-
noble gases
-
argon
-
Ar-40/Ar-39 (1)
-
-
-
oxygen
-
O-18 (1)
-
O-18/O-16 (14)
-
-
phosphorus (1)
-
selenium (1)
-
sulfur
-
organic sulfur (1)
-
S-34 (1)
-
S-34/S-32 (10)
-
-
-
fossils
-
Archaea (1)
-
bacteria (2)
-
burrows (7)
-
Chordata
-
Vertebrata
-
Agnatha
-
Ostracodermi (1)
-
-
Pisces
-
Chondrichthyes
-
Elasmobranchii (2)
-
-
Osteichthyes
-
Sarcopterygii (1)
-
-
Placodermi (1)
-
-
Tetrapoda
-
Mammalia
-
Theria
-
Eutheria
-
Proboscidea
-
Elephantoidea
-
Elephantidae
-
Mammuthus
-
Mammuthus primigenius (1)
-
-
-
-
-
Rodentia (1)
-
-
-
-
-
Thelodonti (1)
-
-
-
coprolites (2)
-
eukaryotes (2)
-
Graptolithina
-
Graptoloidea (2)
-
-
ichnofossils
-
Chondrites ichnofossils (1)
-
Cruziana (1)
-
Rusophycus (1)
-
Trypanites (1)
-
-
Invertebrata
-
Arthropoda
-
Chelicerata
-
Merostomata
-
Eurypterida (2)
-
Xiphosura (1)
-
-
-
Mandibulata
-
Crustacea
-
Ostracoda (3)
-
-
Insecta
-
Pterygota
-
Neoptera
-
Endopterygota
-
Coleoptera (1)
-
-
-
-
-
-
Trilobitomorpha
-
Trilobita
-
Phacopida (2)
-
Ptychopariida (1)
-
-
-
-
Brachiopoda
-
Articulata
-
Pentamerida (2)
-
Rhynchonellida (1)
-
-
Inarticulata (2)
-
-
Bryozoa
-
Cryptostomata (1)
-
-
Cnidaria
-
Anthozoa
-
Zoantharia
-
Tabulata (1)
-
-
-
Scyphozoa
-
Conulariida (3)
-
-
-
Echinodermata
-
Asterozoa
-
Stelleroidea
-
Asteroidea (1)
-
-
-
Crinozoa
-
Blastoidea (1)
-
Crinoidea
-
Inadunata (1)
-
-
-
Homalozoa
-
Homoiostelea (1)
-
Stylophora (1)
-
-
-
Mollusca
-
Bivalvia
-
Cyrtodontida (1)
-
-
Cephalopoda
-
Ammonoidea
-
Goniatitida
-
Goniatitidae
-
Goniatites (1)
-
-
-
-
Nautiloidea (1)
-
-
Gastropoda
-
Archaeogastropoda (5)
-
-
Monoplacophora (1)
-
Polyplacophora (3)
-
Scaphopoda (1)
-
-
Porifera
-
Stromatoporoidea (2)
-
-
Protista
-
Foraminifera (3)
-
Radiolaria (1)
-
-
Vermes
-
Nematoida (1)
-
-
-
microfossils
-
Chitinozoa (1)
-
Conodonta
-
Gondolella (1)
-
Neognathodus (1)
-
Streptognathodus (1)
-
-
-
palynomorphs
-
acritarchs (3)
-
Chitinozoa (1)
-
miospores
-
pollen (2)
-
-
-
Plantae
-
algae
-
calcareous algae (1)
-
Chlorophyta
-
Chlorophyceae
-
Dasycladaceae (3)
-
-
-
diatoms (1)
-
-
Bryophyta
-
Musci
-
Sphagnum (1)
-
-
-
Spermatophyta
-
Angiospermae
-
Dicotyledoneae
-
Betula (1)
-
Ulmus (1)
-
-
-
Gymnospermae
-
Coniferales
-
Tsuga (1)
-
-
-
-
-
problematic fossils (8)
-
thallophytes (4)
-
tracks (2)
-
-
geochronology methods
-
(U-Th)/He (1)
-
Ar/Ar (6)
-
exposure age (3)
-
fission-track dating (1)
-
He/He (1)
-
K/Ar (5)
-
optically stimulated luminescence (3)
-
paleomagnetism (19)
-
Pb/Pb (6)
-
Rb/Sr (10)
-
Re/Os (2)
-
Sm/Nd (4)
-
tephrochronology (1)
-
Th/U (2)
-
thermochronology (1)
-
U/Pb (26)
-
U/Th/Pb (4)
-
uranium disequilibrium (1)
-
-
geologic age
-
Cenozoic
-
Quaternary
-
Holocene
-
lower Holocene (3)
-
middle Holocene (1)
-
upper Holocene (6)
-
-
Pleistocene
-
Lake Agassiz (4)
-
Lake Algonquin (1)
-
middle Pleistocene (1)
-
Peoria Loess (3)
-
Roxana Silt (2)
-
upper Pleistocene
-
Twocreekan (3)
-
Weichselian
-
upper Weichselian
-
Younger Dryas (3)
-
-
-
Wisconsinan
-
middle Wisconsinan (1)
-
upper Wisconsinan (5)
-
Woodfordian (3)
-
-
-
-
upper Quaternary
-
Brunhes Chron (1)
-
-
-
Tertiary
-
Paleogene
-
Eocene
-
Absaroka Supergroup (1)
-
-
-
-
-
Lake Bonneville (1)
-
Laurentide ice sheet (12)
-
Mesozoic
-
Cretaceous
-
Dakota Formation (2)
-
-
Jurassic
-
Middle Jurassic
-
Xishanyao Formation (1)
-
-
-
Navajo Sandstone (1)
-
Triassic (1)
-
-
MIS 3 (1)
-
Paleozoic
-
Bedford Shale (1)
-
Berea Sandstone (1)
-
Cambrian
-
Middle Cambrian
-
Marjum Formation (1)
-
-
Upper Cambrian
-
Bonneterre Formation (1)
-
Eau Claire Formation (5)
-
Franconia Formation (3)
-
Galesville Sandstone (6)
-
Mount Simon Sandstone (8)
-
Potsdam Sandstone (3)
-
Steptoean (1)
-
Wonewoc Formation (3)
-
-
-
Carboniferous
-
Lower Carboniferous
-
Dinantian (1)
-
-
Mississippian
-
Borden Group (2)
-
Harrodsburg Limestone (1)
-
Lower Mississippian
-
Cuyahoga Formation (1)
-
Fort Payne Formation (2)
-
Osagian
-
Burlington Limestone (6)
-
Keokuk Limestone (7)
-
-
-
Middle Mississippian (2)
-
Ramp Creek Formation (1)
-
Upper Mississippian
-
Chesterian
-
Golconda Formation (1)
-
-
Meramecian
-
Saint Louis Limestone (2)
-
Sainte Genevieve Limestone (1)
-
Salem Limestone (2)
-
Warsaw Formation (5)
-
-
-
Valmeyeran (1)
-
-
Pennsylvanian
-
Excello Shale (1)
-
Lower Pennsylvanian
-
Caseyville Formation (1)
-
Morrowan (2)
-
-
Middle Pennsylvanian
-
Atokan (2)
-
Carbondale Formation (1)
-
Desmoinesian
-
Cabaniss Formation (1)
-
Cherokee Group (1)
-
-
Dugger Formation (1)
-
Kanawha Formation (1)
-
Staunton Formation (2)
-
-
Upper Pennsylvanian
-
Canyon Group (1)
-
Cisco Group (1)
-
Kasimovian (1)
-
Missourian
-
Kansas City Group (2)
-
Lansing Group (1)
-
-
Virgilian
-
Douglas Group (1)
-
Shawnee Group (1)
-
Wabaunsee Group (1)
-
-
-
-
Upper Carboniferous (1)
-
-
Devonian
-
Lower Devonian
-
Emsian (1)
-
-
Middle Devonian
-
Cedar Valley Formation (3)
-
Couvinian (1)
-
Eifelian (1)
-
Givetian (5)
-
Hamilton Group (1)
-
Sylvania Formation (1)
-
-
Traverse Group (1)
-
Upper Devonian
-
Frasnian (4)
-
Lime Creek Formation (4)
-
-
-
Knox Group (1)
-
lower Paleozoic
-
Cape Phillips Formation (1)
-
-
Minnelusa Formation (1)
-
Ordovician
-
Lower Ordovician
-
Ibexian (1)
-
Oneota Dolomite (2)
-
Prairie du Chien Group (3)
-
Shakopee Formation (3)
-
-
Middle Ordovician
-
Blackriverian (2)
-
Champlainian (3)
-
Darriwilian (1)
-
Decorah Shale (10)
-
Deicke Bentonite Bed (1)
-
Galena Dolomite (15)
-
Glenwood Shale (1)
-
Platteville Formation (17)
-
Saint Peter Sandstone (16)
-
Simpson Group (1)
-
Whiterockian (1)
-
-
Trenton Group (2)
-
Upper Ordovician
-
Ashgillian (1)
-
Caradocian (1)
-
Cincinnatian
-
Maysvillian (1)
-
Richmondian (1)
-
-
Fernvale Formation (1)
-
Katian (3)
-
Lorraine Group (1)
-
Maquoketa Formation (7)
-
Mohawkian (1)
-
Neda Formation (1)
-
Queenston Shale (1)
-
Sandbian (1)
-
Trentonian (3)
-
-
-
Permian
-
Council Grove Group (1)
-
Lower Permian
-
Cisuralian
-
Asselian (1)
-
-
Wolfcampian (2)
-
-
-
Sauk Sequence (1)
-
Silurian
-
Lockport Formation (2)
-
Lower Silurian
-
Alexandrian (1)
-
Brassfield Formation (1)
-
Llandovery
-
Aeronian (1)
-
Telychian (2)
-
-
Wenlock (10)
-
-
Middle Silurian
-
Clinton Group (1)
-
Racine Dolomite (10)
-
Waldron Shale (2)
-
-
Niagaran (13)
-
Upper Silurian
-
Ludlow (4)
-
-
-
upper Paleozoic
-
Admire Group (1)
-
Antrim Shale (1)
-
-
Weber Sandstone (2)
-
-
Phanerozoic (2)
-
Precambrian
-
Animikie Group (4)
-
Archean (10)
-
Biwabik Iron Formation (3)
-
Central Rand Group (1)
-
Gunflint Iron Formation (2)
-
middle Precambrian (2)
-
Nonesuch Shale (14)
-
North Shore Volcanics (1)
-
Osler Series (1)
-
Sioux Quartzite (1)
-
Uinta Mountain Group (1)
-
upper Precambrian
-
Proterozoic
-
Algonkian
-
Baraboo Quartzite (13)
-
-
Baraga Group (4)
-
Great Oxidation Event (1)
-
Huronian
-
Onaping Formation (1)
-
-
Keweenawan
-
Copper Harbor Conglomerate (7)
-
Portage Lake Lava Series (3)
-
-
Mesoproterozoic
-
Belt Supergroup (1)
-
Freda Sandstone (4)
-
Stenian (3)
-
-
Negaunee Iron Formation (5)
-
Neoproterozoic (8)
-
Oronto Group (9)
-
Paleoproterozoic
-
Hemlock Formation (2)
-
Marquette Range Supergroup (4)
-
Michigamme Formation (4)
-
Thomson Formation (2)
-
Virginia Formation (1)
-
-
-
-
Witwatersrand Supergroup (1)
-
-
-
igneous rocks
-
extrusive rocks (1)
-
igneous rocks
-
feldspathoid rocks (1)
-
granophyre (1)
-
hypabyssal rocks (1)
-
kimberlite (1)
-
plutonic rocks
-
anorthosite (1)
-
diabase (4)
-
diorites
-
quartz diorites (1)
-
tonalite (5)
-
trondhjemite (1)
-
-
gabbros
-
troctolite (2)
-
-
granites
-
A-type granites (2)
-
-
granodiorites (1)
-
lamprophyres (1)
-
monzonites (1)
-
pegmatite (7)
-
quartz monzonite (1)
-
syenites
-
nepheline syenite (1)
-
-
ultramafics
-
peridotites (2)
-
-
-
porphyry (2)
-
volcanic rocks
-
basalts
-
flood basalts (1)
-
-
dacites (1)
-
pyroclastics
-
tuff (2)
-
-
rhyodacites (1)
-
rhyolites
-
quartz porphyry (1)
-
-
-
-
-
metamorphic rocks
-
K-bentonite (1)
-
metamorphic rocks
-
gneisses
-
granite gneiss (1)
-
-
hornfels (2)
-
impactites (1)
-
metaigneous rocks
-
metabasalt (1)
-
metagranite (1)
-
-
metaplutonic rocks (1)
-
metasedimentary rocks (19)
-
metasomatic rocks
-
rodingite (1)
-
-
metavolcanic rocks (5)
-
migmatites (1)
-
mylonites
-
pseudotachylite (1)
-
-
phyllites (1)
-
quartzites (14)
-
schists
-
greenschist (1)
-
greenstone (1)
-
-
slates (3)
-
-
-
meteorites
-
meteorites
-
iron meteorites (1)
-
stony irons
-
pallasite
-
Brenham Meteorite (1)
-
-
-
-
-
minerals
-
alloys (1)
-
carbonates
-
aragonite (1)
-
bastnaesite (3)
-
calcite (5)
-
dolomite (10)
-
magnesian calcite (1)
-
-
halides
-
chlorides
-
pyromorphite (1)
-
-
fluorides
-
bastnaesite (3)
-
zinnwaldite (1)
-
-
-
K-bentonite (1)
-
minerals (16)
-
native elements
-
diamond (1)
-
-
oxides
-
anatase (1)
-
baddeleyite (2)
-
birnessite (1)
-
cassiterite (1)
-
ferrihydrite (1)
-
goethite (1)
-
hematite (8)
-
ilmenite (2)
-
iron oxides (1)
-
limonite (1)
-
magnetite (2)
-
manganese oxides (1)
-
niobates
-
columbite (1)
-
euxenite (1)
-
samarskite (1)
-
-
pitchblende (1)
-
pseudobrookite (1)
-
rutile (2)
-
specularite (1)
-
tantalates
-
euxenite (1)
-
tantalite (1)
-
-
todorokite (1)
-
-
phosphates
-
apatite (4)
-
lazulite (1)
-
monazite (6)
-
pyromorphite (1)
-
rhabdophane (1)
-
xenotime (4)
-
-
silicates
-
asbestos (1)
-
chain silicates
-
amphibole group
-
clinoamphibole
-
actinolite (1)
-
cummingtonite (1)
-
hornblende (2)
-
riebeckite (1)
-
-
-
pyroxene group
-
clinopyroxene (1)
-
orthopyroxene (1)
-
-
-
framework silicates
-
feldspar group
-
alkali feldspar
-
adularia (1)
-
K-feldspar (7)
-
microcline (3)
-
orthoclase (1)
-
sanidine (2)
-
-
plagioclase
-
albite (1)
-
anorthite (1)
-
-
-
silica minerals
-
amethyst (1)
-
quartz (13)
-
-
-
orthosilicates
-
nesosilicates
-
andalusite (1)
-
garnet group (1)
-
olivine group
-
olivine (1)
-
-
phenakite group
-
phenakite (1)
-
-
zircon group
-
thorite (1)
-
zircon (30)
-
-
-
sorosilicates
-
bertrandite (1)
-
epidote group
-
allanite (1)
-
-
melilite group (1)
-
-
-
ring silicates
-
tourmaline group
-
foitite (1)
-
-
-
sheet silicates
-
chlorite group
-
chamosite (1)
-
chlorite (3)
-
-
clay minerals
-
dickite (1)
-
hisingerite (1)
-
kaolinite (6)
-
montmorillonite (1)
-
smectite (7)
-
vermiculite (1)
-
-
illite (10)
-
mica group
-
annite (1)
-
biotite (6)
-
glauconite (2)
-
muscovite (5)
-
phlogopite (1)
-
zinnwaldite (1)
-
-
pyrophyllite (1)
-
stilpnomelane (1)
-
talc (1)
-
-
-
sulfates
-
gypsum (1)
-
-
sulfides
-
chalcocite (4)
-
galena (2)
-
iron sulfides (1)
-
marcasite (2)
-
millerite (2)
-
pyrite (4)
-
pyrrhotite (1)
-
sphalerite (6)
-
violarite (1)
-
wurtzite (1)
-
zinc sulfides (1)
-
-
sulfosalts
-
sulfarsenates
-
enargite (1)
-
-
-
tellurides
-
altaite (1)
-
hessite (1)
-
-
-
Primary terms
-
absolute age (71)
-
Africa
-
East Africa
-
Zambia (1)
-
-
North Africa
-
Algeria (1)
-
-
Southern Africa
-
South Africa
-
Transvaal region (1)
-
Witwatersrand (1)
-
-
-
-
Asia
-
Arabian Peninsula
-
Arabian Shield (1)
-
Saudi Arabia (1)
-
-
Central Asia (1)
-
Far East
-
China
-
Xinjiang China
-
Junggar Basin (1)
-
-
-
-
Indian Peninsula
-
India (2)
-
-
-
Atlantic Ocean Islands
-
Falkland Islands (1)
-
-
Australasia
-
Australia
-
Queensland Australia (1)
-
Victoria Australia (1)
-
-
-
bacteria (2)
-
bibliography (5)
-
biogeography (9)
-
biography (1)
-
bitumens (2)
-
brines (8)
-
Canada
-
Arctic Archipelago (1)
-
Eastern Canada
-
Maritime Provinces
-
Nova Scotia
-
Gays River Deposit (1)
-
-
-
Newfoundland and Labrador
-
Newfoundland (1)
-
-
Ontario
-
Coldwell Complex (1)
-
Hamilton Ontario (1)
-
Manitoulin District Ontario
-
Manitoulin Island (1)
-
-
Sudbury Basin (3)
-
Sudbury igneous complex (1)
-
Sudbury Structure (2)
-
Thunder Bay District Ontario (1)
-
-
Quebec
-
Charlevoix (1)
-
-
-
Nunavut (1)
-
Queen Elizabeth Islands
-
Parry Islands (1)
-
-
Western Canada
-
Alberta (2)
-
British Columbia (1)
-
Manitoba (1)
-
Northwest Territories (1)
-
Yukon Territory (1)
-
-
-
carbon
-
C-13 (1)
-
C-13/C-12 (7)
-
C-14 (15)
-
-
catalogs (4)
-
Cenozoic
-
Quaternary
-
Holocene
-
lower Holocene (3)
-
middle Holocene (1)
-
upper Holocene (6)
-
-
Pleistocene
-
Lake Agassiz (4)
-
Lake Algonquin (1)
-
middle Pleistocene (1)
-
Peoria Loess (3)
-
Roxana Silt (2)
-
upper Pleistocene
-
Twocreekan (3)
-
Weichselian
-
upper Weichselian
-
Younger Dryas (3)
-
-
-
Wisconsinan
-
middle Wisconsinan (1)
-
upper Wisconsinan (5)
-
Woodfordian (3)
-
-
-
-
upper Quaternary
-
Brunhes Chron (1)
-
-
-
Tertiary
-
Paleogene
-
Eocene
-
Absaroka Supergroup (1)
-
-
-
-
-
chemical analysis (1)
-
Chordata
-
Vertebrata
-
Agnatha
-
Ostracodermi (1)
-
-
Pisces
-
Chondrichthyes
-
Elasmobranchii (2)
-
-
Osteichthyes
-
Sarcopterygii (1)
-
-
Placodermi (1)
-
-
Tetrapoda
-
Mammalia
-
Theria
-
Eutheria
-
Proboscidea
-
Elephantoidea
-
Elephantidae
-
Mammuthus
-
Mammuthus primigenius (1)
-
-
-
-
-
Rodentia (1)
-
-
-
-
-
Thelodonti (1)
-
-
-
clay mineralogy (15)
-
climate change (4)
-
construction materials (2)
-
continental drift (4)
-
coprolites (2)
-
crust (32)
-
crystal chemistry (5)
-
crystal growth (7)
-
crystal structure (4)
-
crystallography (1)
-
dams (2)
-
data processing (14)
-
deformation (16)
-
diagenesis (36)
-
earthquakes (75)
-
ecology (3)
-
economic geology (82)
-
education (2)
-
electron microscopy (4)
-
energy sources (10)
-
engineering geology (3)
-
environmental geology (4)
-
epeirogeny (2)
-
Europe
-
Central Europe
-
Austria (1)
-
Czech Republic
-
Bohemia (1)
-
-
Germany (3)
-
Poland (1)
-
-
Southern Europe
-
Iberian Peninsula
-
Iberian pyrite belt (1)
-
Portugal
-
Algarve (1)
-
-
Spain
-
Andalusia Spain (1)
-
-
-
Italy
-
Campania Italy
-
Vesuvius (1)
-
-
-
-
Western Europe
-
Belgium (1)
-
France
-
Aquitaine Basin (1)
-
-
Scandinavia
-
Norway
-
Ringerike (1)
-
-
Sweden
-
Gotland Sweden (1)
-
-
-
United Kingdom
-
Great Britain
-
Scotland (2)
-
-
-
-
-
explosions (1)
-
faults (42)
-
folds (17)
-
foliation (12)
-
foundations (1)
-
fractures (11)
-
gems (1)
-
geochemistry (58)
-
geochronology (25)
-
geology (2)
-
geomorphology (24)
-
geophysical methods (36)
-
geosynclines (1)
-
geothermal energy (1)
-
glacial geology (35)
-
government agencies
-
survey organizations (3)
-
-
Graptolithina
-
Graptoloidea (2)
-
-
ground water (22)
-
heat flow (3)
-
hydrogen
-
D/H (5)
-
deuterium (4)
-
-
hydrogeology (4)
-
hydrology (13)
-
ichnofossils
-
Chondrites ichnofossils (1)
-
Cruziana (1)
-
Rusophycus (1)
-
Trypanites (1)
-
-
igneous rocks
-
feldspathoid rocks (1)
-
granophyre (1)
-
hypabyssal rocks (1)
-
kimberlite (1)
-
plutonic rocks
-
anorthosite (1)
-
diabase (4)
-
diorites
-
quartz diorites (1)
-
tonalite (5)
-
trondhjemite (1)
-
-
gabbros
-
troctolite (2)
-
-
granites
-
A-type granites (2)
-
-
granodiorites (1)
-
lamprophyres (1)
-
monzonites (1)
-
pegmatite (7)
-
quartz monzonite (1)
-
syenites
-
nepheline syenite (1)
-
-
ultramafics
-
peridotites (2)
-
-
-
porphyry (2)
-
volcanic rocks
-
basalts
-
flood basalts (1)
-
-
dacites (1)
-
pyroclastics
-
tuff (2)
-
-
rhyodacites (1)
-
rhyolites
-
quartz porphyry (1)
-
-
-
-
inclusions
-
fluid inclusions (12)
-
-
industrial minerals (3)
-
intrusions (37)
-
Invertebrata
-
Arthropoda
-
Chelicerata
-
Merostomata
-
Eurypterida (2)
-
Xiphosura (1)
-
-
-
Mandibulata
-
Crustacea
-
Ostracoda (3)
-
-
Insecta
-
Pterygota
-
Neoptera
-
Endopterygota
-
Coleoptera (1)
-
-
-
-
-
-
Trilobitomorpha
-
Trilobita
-
Phacopida (2)
-
Ptychopariida (1)
-
-
-
-
Brachiopoda
-
Articulata
-
Pentamerida (2)
-
Rhynchonellida (1)
-
-
Inarticulata (2)
-
-
Bryozoa
-
Cryptostomata (1)
-
-
Cnidaria
-
Anthozoa
-
Zoantharia
-
Tabulata (1)
-
-
-
Scyphozoa
-
Conulariida (3)
-
-
-
Echinodermata
-
Asterozoa
-
Stelleroidea
-
Asteroidea (1)
-
-
-
Crinozoa
-
Blastoidea (1)
-
Crinoidea
-
Inadunata (1)
-
-
-
Homalozoa
-
Homoiostelea (1)
-
Stylophora (1)
-
-
-
Mollusca
-
Bivalvia
-
Cyrtodontida (1)
-
-
Cephalopoda
-
Ammonoidea
-
Goniatitida
-
Goniatitidae
-
Goniatites (1)
-
-
-
-
Nautiloidea (1)
-
-
Gastropoda
-
Archaeogastropoda (5)
-
-
Monoplacophora (1)
-
Polyplacophora (3)
-
Scaphopoda (1)
-
-
Porifera
-
Stromatoporoidea (2)
-
-
Protista
-
Foraminifera (3)
-
Radiolaria (1)
-
-
Vermes
-
Nematoida (1)
-
-
-
isostasy (2)
-
isotopes
-
radioactive isotopes
-
Al-26 (1)
-
Ar-40/Ar-39 (1)
-
Be-10 (3)
-
C-14 (15)
-
Pb-206/Pb-204 (2)
-
Pb-207/Pb-204 (2)
-
Pb-208/Pb-204 (2)
-
-
stable isotopes
-
Ar-40/Ar-39 (1)
-
C-13 (1)
-
C-13/C-12 (7)
-
D/H (5)
-
deuterium (4)
-
Nd-144/Nd-143 (5)
-
O-18 (1)
-
O-18/O-16 (14)
-
Os-188/Os-187 (1)
-
Pb-206/Pb-204 (2)
-
Pb-207/Pb-204 (2)
-
Pb-208/Pb-204 (2)
-
S-34 (1)
-
S-34/S-32 (10)
-
Sr-87/Sr-86 (1)
-
-
-
land subsidence (1)
-
land use (5)
-
lava (2)
-
limestone deposits (1)
-
lineation (5)
-
magmas (16)
-
mantle (4)
-
maps (13)
-
marine geology (1)
-
Mesozoic
-
Cretaceous
-
Dakota Formation (2)
-
-
Jurassic
-
Middle Jurassic
-
Xishanyao Formation (1)
-
-
-
Navajo Sandstone (1)
-
Triassic (1)
-
-
metal ores
-
base metals (6)
-
cadmium ores (1)
-
copper ores (27)
-
gold ores (5)
-
iron ores (14)
-
lead ores (7)
-
lead-zinc deposits (14)
-
manganese ores (1)
-
molybdenum ores (2)
-
nickel ores (3)
-
platinum ores (2)
-
polymetallic ores (3)
-
pyrite ores (2)
-
silver ores (1)
-
tungsten ores (1)
-
uranium ores (2)
-
vanadium ores (1)
-
zinc ores (8)
-
-
metals
-
actinides
-
thorium (2)
-
uranium (2)
-
-
alkali metals
-
potassium (4)
-
sodium (2)
-
-
alkaline earth metals
-
barium (1)
-
beryllium
-
Be-10 (3)
-
-
calcium (1)
-
magnesium (1)
-
strontium
-
Sr-87/Sr-86 (1)
-
-
-
aluminum
-
Al-26 (1)
-
-
arsenic (1)
-
chromium (1)
-
copper (17)
-
hafnium (1)
-
iron (14)
-
lead
-
Pb-206/Pb-204 (2)
-
Pb-207/Pb-204 (2)
-
Pb-208/Pb-204 (2)
-
-
manganese (2)
-
mercury (3)
-
molybdenum (3)
-
niobium (2)
-
platinum group
-
iridium (1)
-
osmium
-
Os-188/Os-187 (1)
-
-
platinum ores (2)
-
rhodium (1)
-
-
precious metals (1)
-
rare earths
-
cerium (1)
-
neodymium
-
Nd-144/Nd-143 (5)
-
-
samarium (1)
-
yttrium (1)
-
-
tantalum (1)
-
titanium (1)
-
zinc (16)
-
zirconium (2)
-
-
metamorphic rocks
-
gneisses
-
granite gneiss (1)
-
-
hornfels (2)
-
impactites (1)
-
metaigneous rocks
-
metabasalt (1)
-
metagranite (1)
-
-
metaplutonic rocks (1)
-
metasedimentary rocks (19)
-
metasomatic rocks
-
rodingite (1)
-
-
metavolcanic rocks (5)
-
migmatites (1)
-
mylonites
-
pseudotachylite (1)
-
-
phyllites (1)
-
quartzites (14)
-
schists
-
greenschist (1)
-
greenstone (1)
-
-
slates (3)
-
-
metamorphism (36)
-
metasomatism (13)
-
meteorites
-
iron meteorites (1)
-
stony irons
-
pallasite
-
Brenham Meteorite (1)
-
-
-
-
Mexico
-
Coahuila Mexico (1)
-
Sierra Madre Oriental (1)
-
-
mineral deposits, genesis (67)
-
mineral exploration (11)
-
mineral resources (1)
-
mineralogy (26)
-
minerals (16)
-
mining geology (2)
-
Moon (1)
-
museums (3)
-
nitrogen (1)
-
noble gases
-
argon
-
Ar-40/Ar-39 (1)
-
-
-
nodules (4)
-
North America
-
Appalachian Basin (3)
-
Appalachians
-
Southern Appalachians (1)
-
-
Canadian Shield
-
Churchill Province (1)
-
Grenville Province (5)
-
Southern Province (12)
-
Superior Province (5)
-
-
Great Lakes
-
Lake Michigan (12)
-
Lake Superior (10)
-
-
Great Lakes region (58)
-
Great Plains
-
Northern Great Plains (1)
-
-
Grenville Front (3)
-
Gulf Coastal Plain (2)
-
Keweenawan Rift (23)
-
Lake Superior region (36)
-
Michigan Basin (15)
-
Mississippi River basin (1)
-
Niagara Escarpment (1)
-
North American Craton (1)
-
Rocky Mountains
-
Northern Rocky Mountains (1)
-
U. S. Rocky Mountains
-
Absaroka Range (1)
-
Uinta Mountains (1)
-
Wasatch Range (1)
-
Wet Mountains (1)
-
-
-
Transcontinental Arch (2)
-
Western Interior (1)
-
-
nuclear facilities (1)
-
ocean waves (2)
-
oceanography (1)
-
oil and gas fields (5)
-
orogeny (27)
-
oxygen
-
O-18 (1)
-
O-18/O-16 (14)
-
-
paleobotany (2)
-
paleoclimatology (24)
-
paleoecology (40)
-
paleogeography (31)
-
paleomagnetism (19)
-
paleontology (58)
-
Paleozoic
-
Bedford Shale (1)
-
Berea Sandstone (1)
-
Cambrian
-
Middle Cambrian
-
Marjum Formation (1)
-
-
Upper Cambrian
-
Bonneterre Formation (1)
-
Eau Claire Formation (5)
-
Franconia Formation (3)
-
Galesville Sandstone (6)
-
Mount Simon Sandstone (8)
-
Potsdam Sandstone (3)
-
Steptoean (1)
-
Wonewoc Formation (3)
-
-
-
Carboniferous
-
Lower Carboniferous
-
Dinantian (1)
-
-
Mississippian
-
Borden Group (2)
-
Harrodsburg Limestone (1)
-
Lower Mississippian
-
Cuyahoga Formation (1)
-
Fort Payne Formation (2)
-
Osagian
-
Burlington Limestone (6)
-
Keokuk Limestone (7)
-
-
-
Middle Mississippian (2)
-
Ramp Creek Formation (1)
-
Upper Mississippian
-
Chesterian
-
Golconda Formation (1)
-
-
Meramecian
-
Saint Louis Limestone (2)
-
Sainte Genevieve Limestone (1)
-
Salem Limestone (2)
-
Warsaw Formation (5)
-
-
-
Valmeyeran (1)
-
-
Pennsylvanian
-
Excello Shale (1)
-
Lower Pennsylvanian
-
Caseyville Formation (1)
-
Morrowan (2)
-
-
Middle Pennsylvanian
-
Atokan (2)
-
Carbondale Formation (1)
-
Desmoinesian
-
Cabaniss Formation (1)
-
Cherokee Group (1)
-
-
Dugger Formation (1)
-
Kanawha Formation (1)
-
Staunton Formation (2)
-
-
Upper Pennsylvanian
-
Canyon Group (1)
-
Cisco Group (1)
-
Kasimovian (1)
-
Missourian
-
Kansas City Group (2)
-
Lansing Group (1)
-
-
Virgilian
-
Douglas Group (1)
-
Shawnee Group (1)
-
Wabaunsee Group (1)
-
-
-
-
Upper Carboniferous (1)
-
-
Devonian
-
Lower Devonian
-
Emsian (1)
-
-
Middle Devonian
-
Cedar Valley Formation (3)
-
Couvinian (1)
-
Eifelian (1)
-
Givetian (5)
-
Hamilton Group (1)
-
Sylvania Formation (1)
-
-
Traverse Group (1)
-
Upper Devonian
-
Frasnian (4)
-
Lime Creek Formation (4)
-
-
-
Knox Group (1)
-
lower Paleozoic
-
Cape Phillips Formation (1)
-
-
Minnelusa Formation (1)
-
Ordovician
-
Lower Ordovician
-
Ibexian (1)
-
Oneota Dolomite (2)
-
Prairie du Chien Group (3)
-
Shakopee Formation (3)
-
-
Middle Ordovician
-
Blackriverian (2)
-
Champlainian (3)
-
Darriwilian (1)
-
Decorah Shale (10)
-
Deicke Bentonite Bed (1)
-
Galena Dolomite (15)
-
Glenwood Shale (1)
-
Platteville Formation (17)
-
Saint Peter Sandstone (16)
-
Simpson Group (1)
-
Whiterockian (1)
-
-
Trenton Group (2)
-
Upper Ordovician
-
Ashgillian (1)
-
Caradocian (1)
-
Cincinnatian
-
Maysvillian (1)
-
Richmondian (1)
-
-
Fernvale Formation (1)
-
Katian (3)
-
Lorraine Group (1)
-
Maquoketa Formation (7)
-
Mohawkian (1)
-
Neda Formation (1)
-
Queenston Shale (1)
-
Sandbian (1)
-
Trentonian (3)
-
-
-
Permian
-
Council Grove Group (1)
-
Lower Permian
-
Cisuralian
-
Asselian (1)
-
-
Wolfcampian (2)
-
-
-
Sauk Sequence (1)
-
Silurian
-
Lockport Formation (2)
-
Lower Silurian
-
Alexandrian (1)
-
Brassfield Formation (1)
-
Llandovery
-
Aeronian (1)
-
Telychian (2)
-
-
Wenlock (10)
-
-
Middle Silurian
-
Clinton Group (1)
-
Racine Dolomite (10)
-
Waldron Shale (2)
-
-
Niagaran (13)
-
Upper Silurian
-
Ludlow (4)
-
-
-
upper Paleozoic
-
Admire Group (1)
-
Antrim Shale (1)
-
-
Weber Sandstone (2)
-
-
palynology (1)
-
palynomorphs
-
acritarchs (3)
-
Chitinozoa (1)
-
miospores
-
pollen (2)
-
-
-
paragenesis (10)
-
permafrost (2)
-
petroleum
-
natural gas
-
coalbed methane (1)
-
-
-
petrology (42)
-
Phanerozoic (2)
-
phase equilibria (4)
-
phosphorus (1)
-
Plantae
-
algae
-
calcareous algae (1)
-
Chlorophyta
-
Chlorophyceae
-
Dasycladaceae (3)
-
-
-
diatoms (1)
-
-
Bryophyta
-
Musci
-
Sphagnum (1)
-
-
-
Spermatophyta
-
Angiospermae
-
Dicotyledoneae
-
Betula (1)
-
Ulmus (1)
-
-
-
Gymnospermae
-
Coniferales
-
Tsuga (1)
-
-
-
-
-
plate tectonics (17)
-
pollution (14)
-
Precambrian
-
Animikie Group (4)
-
Archean (10)
-
Biwabik Iron Formation (3)
-
Central Rand Group (1)
-
Gunflint Iron Formation (2)
-
middle Precambrian (2)
-
Nonesuch Shale (14)
-
North Shore Volcanics (1)
-
Osler Series (1)
-
Sioux Quartzite (1)
-
Uinta Mountain Group (1)
-
upper Precambrian
-
Proterozoic
-
Algonkian
-
Baraboo Quartzite (13)
-
-
Baraga Group (4)
-
Great Oxidation Event (1)
-
Huronian
-
Onaping Formation (1)
-
-
Keweenawan
-
Copper Harbor Conglomerate (7)
-
Portage Lake Lava Series (3)
-
-
Mesoproterozoic
-
Belt Supergroup (1)
-
Freda Sandstone (4)
-
Stenian (3)
-
-
Negaunee Iron Formation (5)
-
Neoproterozoic (8)
-
Oronto Group (9)
-
Paleoproterozoic
-
Hemlock Formation (2)
-
Marquette Range Supergroup (4)
-
Michigamme Formation (4)
-
Thomson Formation (2)
-
Virginia Formation (1)
-
-
-
-
Witwatersrand Supergroup (1)
-
-
problematic fossils (8)
-
reclamation (1)
-
reefs (9)
-
remote sensing (3)
-
reservoirs (1)
-
roads (3)
-
rock mechanics (3)
-
sandstone deposits (1)
-
sea water (1)
-
sea-level changes (11)
-
sedimentary petrology (44)
-
sedimentary rocks
-
carbonate rocks
-
dolostone (10)
-
limestone
-
calcarenite (1)
-
micrite (2)
-
-
-
chemically precipitated rocks
-
chert (1)
-
evaporites (1)
-
iron formations
-
banded iron formations (3)
-
-
taconite (1)
-
weathering crust (1)
-
-
clastic rocks
-
arenite
-
quartz arenite (7)
-
-
argillite (2)
-
black shale (10)
-
claystone (1)
-
conglomerate (5)
-
diamictite (1)
-
marl (1)
-
mudstone (2)
-
red beds (3)
-
sandstone (40)
-
shale (13)
-
siltstone (4)
-
-
coal (5)
-
-
sedimentary structures
-
bedding plane irregularities
-
flute casts (1)
-
fossil ice wedges (2)
-
ripple marks (1)
-
-
biogenic structures
-
algal structures (1)
-
bioherms (2)
-
bioturbation (4)
-
lebensspuren (2)
-
stromatolites (1)
-
-
planar bedding structures
-
bedding (4)
-
cross-bedding (8)
-
cross-laminations (1)
-
cross-stratification (2)
-
cyclothems (5)
-
hummocky cross-stratification (1)
-
laminations (2)
-
varves (1)
-
-
secondary structures
-
concretions (2)
-
-
soft sediment deformation
-
clastic dikes (2)
-
-
-
sedimentation (51)
-
sediments
-
clastic sediments
-
alluvium (2)
-
boulders (3)
-
clay (3)
-
colluvium (2)
-
drift (3)
-
dust (1)
-
erratics (1)
-
loess (4)
-
mud (2)
-
outwash (3)
-
overbank sediments (1)
-
pebbles (2)
-
sand (5)
-
till (23)
-
-
gyttja (1)
-
marine sediments (1)
-
peat (3)
-
-
seismology (15)
-
selenium (1)
-
shorelines (5)
-
slope stability (1)
-
soil mechanics (3)
-
soils
-
Alfisols
-
Hapludalfs (1)
-
-
Mollisols
-
Hapludolls (1)
-
-
-
South America
-
Brazil
-
Minas Gerais Brazil
-
Quadrilatero Ferrifero (2)
-
-
Rio de Janeiro Brazil (1)
-
-
Falkland Islands (1)
-
Guiana Shield (1)
-
Guyana (1)
-
Orinoco River basin (1)
-
Venezuela (1)
-
-
springs (4)
-
stratigraphy (72)
-
structural analysis (21)
-
structural geology (34)
-
sulfur
-
organic sulfur (1)
-
S-34 (1)
-
S-34/S-32 (10)
-
-
symposia (4)
-
talc deposits (1)
-
tectonics (50)
-
tectonophysics (14)
-
thallophytes (4)
-
thermal waters (1)
-
underground installations (1)
-
United States
-
Alabama
-
Etowah County Alabama (1)
-
-
Alaska
-
Anchorage Alaska (1)
-
Medfra Quadrangle (1)
-
-
Anadarko Basin (1)
-
Arizona (4)
-
Arkansas (12)
-
Arkoma Basin (2)
-
Atlantic Coastal Plain (1)
-
California
-
Northern California (1)
-
Southern California (1)
-
-
Cheyenne Belt (1)
-
Cincinnati Arch (1)
-
Colorado
-
Denver County Colorado
-
Denver Colorado (1)
-
-
Fremont County Colorado (1)
-
Lake County Colorado
-
Leadville mining district (1)
-
-
Wet Mountains (1)
-
White River Plateau (1)
-
-
Colorado Lineament (1)
-
Denver Basin (1)
-
Eastern U.S.
-
Northeastern U.S. (3)
-
Southeastern U.S. (4)
-
-
Florida
-
Florida Keys
-
Key Largo (1)
-
-
Monroe County Florida
-
Key Largo (1)
-
-
-
Forest City Basin (1)
-
Georgia
-
Catoosa County Georgia (1)
-
-
Idaho
-
Snake River plain (1)
-
-
Illinois
-
Alexander County Illinois (1)
-
Christian County Illinois (1)
-
Cook County Illinois (3)
-
DeKalb County Illinois (1)
-
DuPage County Illinois (1)
-
Fayette County Illinois (1)
-
Hancock County Illinois (2)
-
Jersey County Illinois (1)
-
Kane County Illinois (1)
-
La Salle County Illinois (2)
-
Mason County Illinois (1)
-
McHenry County Illinois (1)
-
Saint Clair County Illinois (1)
-
Stephenson County Illinois (2)
-
Vermilion County Illinois (1)
-
-
Illinois Basin (11)
-
Indiana
-
Montgomery County Indiana (1)
-
Parke County Indiana (2)
-
Vermillion County Indiana (1)
-
Vigo County Indiana (1)
-
-
Iowa
-
Allamakee County Iowa (3)
-
Buchanan County Iowa (1)
-
Cedar County Iowa (1)
-
Cerro Gordo County Iowa (1)
-
Clayton County Iowa (2)
-
Fayette County Iowa (3)
-
Floyd County Iowa (6)
-
Howard County Iowa (1)
-
Humboldt County Iowa (1)
-
Johnson County Iowa (3)
-
Jones County Iowa (1)
-
Lee County Iowa (1)
-
Linn County Iowa (1)
-
Mahaska County Iowa (1)
-
Pocahontas County Iowa (1)
-
Story County Iowa (1)
-
Winneshiek County Iowa (16)
-
Wright County Iowa (1)
-
-
Kansas
-
Bourbon County Kansas (1)
-
Shawnee County Kansas (1)
-
Wabaunsee County Kansas (1)
-
-
Kentucky
-
Bath County Kentucky (1)
-
Kentucky River Fault (1)
-
Madison County Kentucky (1)
-
-
Maine
-
Hancock County Maine (1)
-
-
Massachusetts
-
Suffolk County Massachusetts
-
Boston Massachusetts (1)
-
-
-
Michigan
-
Michigan Lower Peninsula
-
Emmet County Michigan (1)
-
-
Michigan Upper Peninsula
-
Alger County Michigan (1)
-
Baraga County Michigan (6)
-
Chippewa County Michigan (1)
-
Delta County Michigan (3)
-
Dickinson County Michigan (4)
-
Gogebic County Michigan (14)
-
Houghton County Michigan (4)
-
Iron County Michigan (4)
-
Keweenaw County Michigan (3)
-
Keweenaw Peninsula (7)
-
Marquette County Michigan
-
Marquette Michigan (4)
-
Marquette Range (4)
-
-
Menominee County Michigan (3)
-
Ontonagon County Michigan
-
White Pine Michigan (14)
-
-
Schoolcraft County Michigan (1)
-
-
-
Midcontinent (33)
-
Midcontinent geophysical anomaly (1)
-
Midwest (185)
-
Minnesota
-
Aitkin County Minnesota (1)
-
Anoka County Minnesota (2)
-
Carlton County Minnesota (5)
-
Chisago County Minnesota (3)
-
Cook County Minnesota (1)
-
Dakota County Minnesota (3)
-
Duluth Complex (3)
-
Fillmore County Minnesota (13)
-
Goodhue County Minnesota (5)
-
Hennepin County Minnesota (1)
-
Houston County Minnesota (2)
-
Kanabec County Minnesota (1)
-
Mesabi Range (3)
-
Minnesota River valley (1)
-
Mower County Minnesota (2)
-
Olmsted County Minnesota (1)
-
Pine County Minnesota (3)
-
Ramsey County Minnesota
-
Saint Paul Minnesota (1)
-
-
Saint Louis County Minnesota
-
Duluth Minnesota (7)
-
-
Wabasha County Minnesota (1)
-
Washington County Minnesota (2)
-
Winona County Minnesota (2)
-
-
Mississippi (1)
-
Mississippi Embayment (5)
-
Mississippi River (2)
-
Mississippi Valley
-
Upper Mississippi Valley (36)
-
-
Missouri
-
Cooper County Missouri (2)
-
Howard County Missouri (1)
-
Lewis County Missouri (1)
-
Lincoln County Missouri (1)
-
Saint Francois Mountains (1)
-
Saint Louis County Missouri
-
Saint Louis Missouri (1)
-
-
Sainte Genevieve County Missouri (1)
-
Viburnum Trend (2)
-
-
Mojave Desert (1)
-
Montana (2)
-
Nebraska (15)
-
Nevada (4)
-
New England (2)
-
New Hampshire (1)
-
New Jersey (1)
-
New Madrid region (14)
-
New Mexico (2)
-
New York
-
Monroe County New York (1)
-
Niagara County New York (2)
-
-
North Carolina (1)
-
North Dakota
-
Cass County North Dakota (1)
-
-
Ohio
-
Muskingum County Ohio (1)
-
Perry County Ohio (1)
-
Ross County Ohio (1)
-
-
Ohio River (1)
-
Ohio River valley (3)
-
Oklahoma
-
Le Flore County Oklahoma (1)
-
Meers Fault (3)
-
Pontotoc County Oklahoma (1)
-
-
Oregon (2)
-
Ozark Mountains (1)
-
Pennsylvania (2)
-
Reelfoot Rift (1)
-
Shenandoah Valley (1)
-
South Carolina
-
Charleston County South Carolina
-
Charleston South Carolina (1)
-
-
-
South Dakota (3)
-
South Platte River valley (1)
-
Southern U.S. (4)
-
Southwestern U.S. (2)
-
Tennessee (12)
-
Texas
-
Amarillo Uplift (1)
-
Burnet County Texas (1)
-
Hartley County Texas (1)
-
Lubbock County Texas (1)
-
Moore County Texas (1)
-
Potter County Texas (1)
-
-
U. S. Rocky Mountains
-
Absaroka Range (1)
-
Uinta Mountains (1)
-
Wasatch Range (1)
-
Wet Mountains (1)
-
-
Utah
-
Millard County Utah
-
House Range (1)
-
-
-
Virginia (8)
-
Wabash Valley (3)
-
Washington (3)
-
West Virginia (2)
-
Western U.S. (5)
-
Wisconsin
-
Adams County Wisconsin (1)
-
Ashland County Wisconsin (6)
-
Barron County Wisconsin (1)
-
Bayfield County Wisconsin (5)
-
Brown County Wisconsin (3)
-
Burnett County Wisconsin (1)
-
Calumet County Wisconsin (3)
-
Chippewa County Wisconsin (3)
-
Clark County Wisconsin (4)
-
Columbia County Wisconsin (3)
-
Crawford County Wisconsin (2)
-
Dane County Wisconsin
-
Lake Mendota (3)
-
Madison Wisconsin (2)
-
-
Dodge County Wisconsin (1)
-
Door County Wisconsin (4)
-
Door Peninsula (2)
-
Douglas County Wisconsin (2)
-
Dunn County Wisconsin (1)
-
Eau Claire County Wisconsin (5)
-
Florence County Wisconsin (5)
-
Fond du Lac County Wisconsin (2)
-
Forest County Wisconsin (3)
-
Grant County Wisconsin (8)
-
Green County Wisconsin (2)
-
Green Lake County Wisconsin (1)
-
Iron County Wisconsin (4)
-
Jackson County Wisconsin (3)
-
Juneau County Wisconsin (1)
-
Kenosha County Wisconsin (2)
-
Kewaunee County Wisconsin (2)
-
La Crosse County Wisconsin (1)
-
Lafayette County Wisconsin (5)
-
Langlade County Wisconsin (2)
-
Lincoln County Wisconsin (3)
-
Manitowoc County Wisconsin (6)
-
Marathon County Wisconsin (10)
-
Marinette County Wisconsin (4)
-
Marquette County Wisconsin (2)
-
Menominee County Wisconsin (3)
-
Milwaukee County Wisconsin
-
Milwaukee Wisconsin (11)
-
-
Oconto County Wisconsin (1)
-
Oneida County Wisconsin (2)
-
Outagamie County Wisconsin (1)
-
Pierce County Wisconsin (5)
-
Polk County Wisconsin (3)
-
Portage County Wisconsin (5)
-
Price County Wisconsin (3)
-
Racine County Wisconsin (3)
-
Rock County Wisconsin (2)
-
Rusk County Wisconsin (2)
-
Sauk County Wisconsin
-
Baraboo Wisconsin (11)
-
-
Sawyer County Wisconsin (2)
-
Shawano County Wisconsin (3)
-
Taylor County Wisconsin (2)
-
Trempealeau County Wisconsin (6)
-
Vernon County Wisconsin (1)
-
Vilas County Wisconsin (2)
-
Walworth County Wisconsin (2)
-
Washburn County Wisconsin (1)
-
Waukesha County Wisconsin (11)
-
Waupaca County Wisconsin (1)
-
Waushara County Wisconsin (2)
-
Winnebago County Wisconsin (2)
-
Wisconsin River (2)
-
Wolf River Batholith (3)
-
Wood County Wisconsin (4)
-
-
Wyoming
-
Laramie Basin (1)
-
-
Wyoming Province (1)
-
Yavapai Province (1)
-
Yellowstone National Park (1)
-
-
volcanology (1)
-
waste disposal (2)
-
water resources (3)
-
weathering (15)
-
-
rock formations
-
Jacobsville Sandstone (5)
-
Red Mountain Formation (1)
-
Roraima Formation (1)
-
-
sedimentary rocks
-
oolite (1)
-
sedimentary rocks
-
carbonate rocks
-
dolostone (10)
-
limestone
-
calcarenite (1)
-
micrite (2)
-
-
-
chemically precipitated rocks
-
chert (1)
-
evaporites (1)
-
iron formations
-
banded iron formations (3)
-
-
taconite (1)
-
weathering crust (1)
-
-
clastic rocks
-
arenite
-
quartz arenite (7)
-
-
argillite (2)
-
black shale (10)
-
claystone (1)
-
conglomerate (5)
-
diamictite (1)
-
marl (1)
-
mudstone (2)
-
red beds (3)
-
sandstone (40)
-
shale (13)
-
siltstone (4)
-
-
coal (5)
-
-
siliciclastics (3)
-
-
sedimentary structures
-
burrows (7)
-
channels (4)
-
coprolites (2)
-
mounds (3)
-
sedimentary structures
-
bedding plane irregularities
-
flute casts (1)
-
fossil ice wedges (2)
-
ripple marks (1)
-
-
biogenic structures
-
algal structures (1)
-
bioherms (2)
-
bioturbation (4)
-
lebensspuren (2)
-
stromatolites (1)
-
-
planar bedding structures
-
bedding (4)
-
cross-bedding (8)
-
cross-laminations (1)
-
cross-stratification (2)
-
cyclothems (5)
-
hummocky cross-stratification (1)
-
laminations (2)
-
varves (1)
-
-
secondary structures
-
concretions (2)
-
-
soft sediment deformation
-
clastic dikes (2)
-
-
-
striations (5)
-
tracks (2)
-
-
sediments
-
oolite (1)
-
sediments
-
clastic sediments
-
alluvium (2)
-
boulders (3)
-
clay (3)
-
colluvium (2)
-
drift (3)
-
dust (1)
-
erratics (1)
-
loess (4)
-
mud (2)
-
outwash (3)
-
overbank sediments (1)
-
pebbles (2)
-
sand (5)
-
till (23)
-
-
gyttja (1)
-
marine sediments (1)
-
peat (3)
-
-
siliciclastics (3)
-
-
soils
-
paleosols (5)
-
soils
-
Alfisols
-
Hapludalfs (1)
-
-
Mollisols
-
Hapludolls (1)
-
-
-
GeoRef Categories
Era and Period
Epoch and Age
Book Series
Date
Availability
1-20 OF 740
Results shown limited to content with bounding coordinates.
Follow your search
Access your saved searches in your account
Would you like to receive an alert when new items match your search?
Sort by
1
Journal Article
Data-driven adjustments for combined use of NGA-East hard-rock ground motion and site amplification models
María E Ramos-Sepúlveda, M.EERI, Jonathan P Stewart, M.EERI, Grace A Parker, M.EERI, Morgan P Moschetti, M.EERI, Eric M Thompson, M.EERI, Scott J Brandenberg, M.EERI, Youssef MA Hashash, M.EERI, Ellen M Rathje, M.EERI
Journal: Earthquake Spectra
Publisher: Earthquake Engineering Research Institute
Published: 01 May 2024
Earthquake Spectra (2024) 40 (2): 1132–1157.
Journal Article
Sediment thickness map of United States Atlantic and Gulf Coastal Plain Strata, and their influence on earthquake ground motions
Oliver S Boyd, David Churchwell, Morgan P Moschetti, M.EERI, Eric M Thompson, Martin C Chapman, M.EERI, Okan Ilhan, M.EERI, Thomas L Pratt, Sean K Ahdi, M.EERI, Sanaz Rezaeian
Journal: Earthquake Spectra
Publisher: Earthquake Engineering Research Institute
Published: 01 February 2024
Earthquake Spectra (2024) 40 (1): 89–112.
Journal Article
Reconstructing diagenetic mineral reactions from silicified horizons of the Paleoproterozoic Biwabik Iron Formation, Minnesota
Journal: American Mineralogist
Publisher: Mineralogical Society of America
Published: 01 February 2024
American Mineralogist (2024) 109 (2): 339–358.
Includes: Supplemental Content
Journal Article
Geology and Lithogeochemistry of the Paleoproterozoic Flambeau Cu-Zn-Au Volcanogenic Massive Sulfide Deposit, Wisconsin, USA
Journal: Economic Geology
Publisher: Society of Economic Geologists
Published: 01 January 2024
Economic Geology (2024) 119 (1): 23–44.
Includes: Supplemental Content
Journal Article
Digital rock advances from a material point method approach for simulation of frame moduli and a sedimentary petrology-inspired method for creation of synthetic samples through simulation of deposition and diagenesis
Robert H. Lander, Jennie E. Cook, James Guilkey, Abdulla Kerimov, Linda M. Bonnell, Laurel B. Goodwin
Journal: Geophysics
Publisher: Society of Exploration Geophysicists
Published: 08 December 2023
Geophysics (2024) 89 (1): MR11–MR31.
Journal Article
End-Mesoproterozoic (ca. 1.08 Ga) epeiric seaway of the Nonesuch Formation, Wisconsin and Michigan, USA
Journal: GSA Bulletin
Publisher: Geological Society of America
Published: 08 December 2023
GSA Bulletin (2024) 136 (7-8): 2940–2960.
Journal Article
Reconstructing the paleoenvironment of an oxygenated Mesoproterozoic shoreline and its record of life
Sarah P. Slotznick, Nicholas L. Swanson-Hysell, Yiming Zhang, Katherine E. Clayton, Charles H. Wellman, Nicholas J. Tosca, Paul K. Strother
Journal: GSA Bulletin
Publisher: Geological Society of America
Published: 22 August 2023
GSA Bulletin (2024) 136 (3-4): 1628–1650.
Journal Article
Grooving in the midcontinent: A tectonic origin for the mysterious striations of L’Anse Bay, Michigan, USA
Journal: Geosphere
Publisher: Geological Society of America
Published: 20 July 2023
Geosphere (2023) 19 (5): 1291–1299.
Journal Article
Not the first leech: An unusual worm from the early Silurian of Wisconsin
Journal: Journal of Paleontology
Publisher: Paleontological Society
Published: 01 July 2023
Journal of Paleontology (2023) 97 (4): 799–804.
Journal Article
A seismological method for estimating the long-period transition period T L in the seismic building code
Journal: Earthquake Spectra
Publisher: Earthquake Engineering Research Institute
Published: 01 May 2023
Earthquake Spectra (2023) 39 (2): 1037–1057.
Journal Article
Bioventing revisited: efficacy of enhanced biodegradation for sites with mobile LNAPL
Publisher: Geological Society of London
Published: 20 February 2023
Quarterly Journal of Engineering Geology and Hydrogeology (2023) 56 (2): qjegh2022-085.
Journal Article
Cratonal tidal deposits of the Paleoproterozoic Mesnard Quartzite, Lake Superior region: interpretation challenges
Journal: Canadian Journal of Earth Sciences
Publisher: Canadian Science Publishing
Published: 06 February 2023
Canadian Journal of Earth Sciences (2023) 60 (7): 989–1004.
Journal Article
An experimental baseline for ice-till strain indicators
Journal: Canadian Journal of Earth Sciences
Publisher: Canadian Science Publishing
Published: 09 January 2023
Canadian Journal of Earth Sciences (2023) 60 (5): 537–549.
Includes: Supplemental Content
Journal Article
BIOTIC INTERACTIONS BETWEEN CONULARIIDS AND EPIBIONTS FROM THE SILURIAN WAUKESHA BIOTA
Journal: PALAIOS
Publisher: SEPM Society for Sedimentary Geology
Published: 23 November 2022
PALAIOS (2022) 37 (11): 691–699.
Journal Article
Evaluating the Magnitudes of Weathering and Potassium Metasomatism in Paleosols: Examples from Proterozoic, Cambrian, and Cretaceous Paleosols in Midcontinental Laurentia
Journal: The Journal of Geology
Publisher: The University of Chicago Press
Published: 01 November 2022
The Journal of Geology (2022) 130 (6): 447–464.
Includes: Supplemental Content
Journal Article
Revised Earthquake Geology Inputs for the Central and Eastern United States and Southeast Canada for the 2023 National Seismic Hazard Model
Jessica Thompson Jobe, Alexandra Hatem, Ryan Gold, Christopher DuRoss, Nadine Reitman, Richard Briggs, Camille Collett
Journal: Seismological Research Letters
Publisher: Seismological Society of America
Published: 12 October 2022
Seismological Research Letters (2022) 93 (6): 3100–3120.
Journal Article
Episodic Nature of Magmatic Ascent in a Dynamic Conduit System: Evidence From a Late Gabbroic Intrusion Associated with the Eagle Ni-Cu Sulfide Deposit in Northern Michigan, USA
Journal: Economic Geology
Publisher: Society of Economic Geologists
Published: 01 August 2022
Economic Geology (2022) 117 (5): 1105–1130.
Includes: Supplemental Content
Journal Article
3D probabilistic geology differentiation based on airborne geophysics, mixed L p norm joint inversion, and physical property measurements
Journal: Geophysics
Publisher: Society of Exploration Geophysicists
Published: 28 June 2022
Geophysics (2022) 87 (4): K19–K33.
Includes: Multimedia, Supplemental Content
Journal Article
Environmental conditions and mechanisms restricting microbial methanogenesis in the Miquan region of the southern Junggar Basin, NW China
Haijiao Fu, Yueguo Li, Xianbo Su, Detian Yan, Shuguang Yang, Gang Wang, Xiaoming Wang, Weizhong Zhao
Journal: GSA Bulletin
Publisher: Geological Society of America
Published: 25 May 2022
GSA Bulletin (2023) 135 (1-2): 420–434.
Journal Article
Late Holocene increase of winter precipitation in mid-continental North America from a seasonally resolved speleothem record
Journal: Geology
Publisher: Geological Society of America
Published: 11 April 2022
Geology (2022) 50 (7): 781–785.
1