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
-
Congo Craton (1)
-
East Africa
-
Zambia (1)
-
-
North Africa
-
Libya (1)
-
-
Southern Africa
-
South Africa
-
Bushveld Complex (1)
-
Transvaal region (2)
-
Witwatersrand (1)
-
-
Zimbabwe (1)
-
-
West Africa
-
Cameroon (1)
-
-
-
Asia
-
Arabian Peninsula
-
Saudi Arabia (1)
-
-
-
Atlantic Ocean
-
North Atlantic
-
Gulf of Mexico
-
Orca Basin (1)
-
-
Northwest Atlantic (1)
-
-
-
Atlantic Ocean Islands
-
Falkland Islands (1)
-
-
Australasia
-
Australia
-
Western Australia
-
Yilgarn Craton (1)
-
-
-
New Zealand (1)
-
-
Avalon Zone (1)
-
Canada
-
Eastern Canada
-
James Bay (1)
-
Maritime Provinces (1)
-
Newfoundland and Labrador
-
Newfoundland (1)
-
-
Ontario
-
Algoma District Ontario
-
Elliot Lake Ontario (1)
-
Mamainse Point (8)
-
Sault Sainte Marie Ontario (3)
-
-
Batchawana Bay (2)
-
Hemlo Deposit (1)
-
Manitoulin District Ontario
-
Manitoulin Island (5)
-
-
Michipicoten Island (1)
-
Moose River basin (1)
-
Prince Edward County Ontario (1)
-
Sudbury Basin (3)
-
Sudbury igneous complex (1)
-
Sudbury Structure (1)
-
Timiskaming District Ontario
-
Cobalt Ontario (1)
-
-
Toronto Ontario (3)
-
-
Quebec
-
Gaspe-Est County Quebec
-
Gaspe Quebec (1)
-
-
Montreal and Jesus Islands County Quebec
-
Montreal Quebec (1)
-
-
-
-
Labrador Trough (1)
-
Western Canada
-
Alberta
-
Alberta Basin (2)
-
Peace River Arch (1)
-
-
Manitoba (1)
-
Northwest Territories (2)
-
Saskatchewan (1)
-
-
-
Central Basin (1)
-
Commonwealth of Independent States
-
Belarus
-
Zhitkovichi Belarus (1)
-
-
-
Europe
-
Alps
-
Central Alps
-
Bernese Alps (1)
-
-
-
Baltic region
-
Estonia (1)
-
-
Belarus
-
Zhitkovichi Belarus (1)
-
-
Central Europe
-
Austria (1)
-
Germany (3)
-
Poland (1)
-
Switzerland
-
Bernese Alps (1)
-
-
-
Southern Europe
-
Iberian Peninsula
-
Iberian pyrite belt (1)
-
Portugal
-
Algarve (1)
-
-
Spain
-
Andalusia Spain (1)
-
-
-
-
Western Europe
-
France (1)
-
United Kingdom
-
Great Britain
-
England
-
Devon England (1)
-
-
Scotland
-
Edinburgh Scotland (1)
-
Midlothian Scotland (1)
-
-
-
-
-
-
Georgian Bay (3)
-
Green Bay (1)
-
Lake Nipissing (4)
-
Lake Saint Clair (2)
-
Mexico
-
Sierra Madre Oriental (1)
-
Zacatecas Mexico (1)
-
-
Middle Valley (1)
-
Mill Creek (1)
-
North America
-
Appalachian Basin (5)
-
Appalachians
-
Appalachian Plateau (1)
-
-
Canadian Shield
-
Grenville Province
-
Central Metasedimentary Belt (1)
-
-
Southern Province (10)
-
Superior Province
-
Kapuskasing Zone (1)
-
-
-
Detroit River (2)
-
Great Lakes
-
Lake Erie (5)
-
Lake Huron (9)
-
Lake Michigan (22)
-
Lake Ontario (7)
-
Lake Superior (28)
-
-
Great Lakes region (200)
-
Great Plains
-
Northern Great Plains (1)
-
Southern Great Plains (1)
-
-
Grenville Front (5)
-
Gulf Coastal Plain (1)
-
Keweenawan Rift (24)
-
Lake Superior region (51)
-
Michigan Basin (80)
-
Niagara Escarpment (2)
-
Niagara River (2)
-
Saint Lawrence River (1)
-
Saint Lawrence Valley (3)
-
Western Interior (1)
-
Williston Basin (1)
-
-
Northern Highlands (1)
-
Oceania
-
Melanesia
-
New Caledonia (1)
-
-
-
Pacific Ocean
-
East Pacific
-
Northeast Pacific
-
Juan de Fuca Ridge (1)
-
-
-
North Pacific
-
Northeast Pacific
-
Juan de Fuca Ridge (1)
-
-
-
-
San Juan Basin (1)
-
Santa Clara Valley (1)
-
Searles Lake (1)
-
Silver Lake (1)
-
South America
-
Brazil
-
Minas Gerais Brazil
-
Quadrilatero Ferrifero (2)
-
-
-
Falkland Islands (1)
-
-
United States
-
Alaska
-
Brooks Range (1)
-
-
Arkansas (2)
-
Atlantic Coastal Plain
-
Southern Atlantic Coastal Plain (1)
-
-
California
-
San Francisco Bay region (1)
-
San Joaquin Valley (1)
-
-
Cheyenne Belt (1)
-
Colorado
-
Lake County Colorado
-
Leadville mining district (1)
-
-
-
Connecticut (2)
-
Eastern U.S. (3)
-
Florida
-
Florida Keys
-
Key Largo (1)
-
-
Monroe County Florida
-
Key Largo (1)
-
-
-
Georgia (1)
-
Illinois
-
Cook County Illinois (1)
-
DeKalb County Illinois (1)
-
DuPage County Illinois (1)
-
Kane County Illinois (1)
-
McHenry County Illinois (1)
-
-
Illinois Basin (6)
-
Indiana (24)
-
Iowa (6)
-
Kansas
-
Meade County Kansas (1)
-
Reno County Kansas
-
Hutchinson Kansas (1)
-
-
-
Kentucky (8)
-
Maine
-
Hancock County Maine (1)
-
-
Massachusetts (3)
-
Michigan
-
Michigan Lower Peninsula
-
Allegan County Michigan (1)
-
Alpena County Michigan (3)
-
Antrim County Michigan (1)
-
Bay County Michigan (1)
-
Berrien County Michigan (1)
-
Charlevoix County Michigan (3)
-
Cheboygan County Michigan (6)
-
Emmet County Michigan (7)
-
Grand Traverse County Michigan (1)
-
Lake County Michigan (1)
-
Midland County Michigan (1)
-
Otsego County Michigan (4)
-
Presque Isle County Michigan (5)
-
Washtenaw County Michigan (1)
-
-
Michigan Upper Peninsula
-
Alger County Michigan (3)
-
Baraga County Michigan (6)
-
Chippewa County Michigan
-
Sault Sainte Marie Michigan (1)
-
-
Delta County Michigan (6)
-
Dickinson County Michigan (4)
-
Gogebic County Michigan (14)
-
Houghton County Michigan (11)
-
Iron County Michigan (4)
-
Keweenaw County Michigan
-
Isle Royale National Park (1)
-
-
Keweenaw Peninsula (25)
-
Luce County Michigan (3)
-
Mackinac County Michigan (6)
-
Marquette County Michigan
-
Marquette Michigan (3)
-
Marquette Range (4)
-
-
Menominee County Michigan (3)
-
Ontonagon County Michigan
-
White Pine Michigan (14)
-
-
Schoolcraft County Michigan (6)
-
-
-
Midcontinent (12)
-
Midcontinent geophysical anomaly (4)
-
Midwest (11)
-
Minnesota
-
Cook County Minnesota (5)
-
Dakota County Minnesota (1)
-
Duluth Complex (1)
-
Lake County Minnesota (2)
-
Mesabi Range (1)
-
Minnesota River valley (1)
-
Saint Louis County Minnesota (2)
-
-
Mississippi Valley
-
Upper Mississippi Valley (2)
-
-
Missouri
-
Viburnum Trend (1)
-
-
Montana (4)
-
Nebraska (2)
-
Nevada (1)
-
New England (3)
-
New Hampshire (2)
-
New Madrid region (1)
-
New Mexico (1)
-
New York
-
Monroe County New York
-
Rochester New York (1)
-
-
Niagara County New York (1)
-
Schoharie County New York (1)
-
-
North Dakota (1)
-
Ohio
-
Ashtabula County Ohio (1)
-
Cuyahoga County Ohio (2)
-
Erie County Ohio (1)
-
Lake County Ohio (1)
-
Ottawa County Ohio (1)
-
Summit County Ohio (1)
-
-
Oklahoma (2)
-
Oregon
-
Klamath County Oregon
-
Mount Mazama (1)
-
-
-
Pennsylvania (6)
-
Powder River basin (1)
-
Tennessee (3)
-
Texas (5)
-
Utah (1)
-
West Virginia (4)
-
Wisconsin
-
Ashland County Wisconsin (3)
-
Bayfield County Wisconsin (1)
-
Chippewa County Wisconsin (1)
-
Clark County Wisconsin (1)
-
Columbia County Wisconsin (1)
-
Dane County Wisconsin (1)
-
Dodge County Wisconsin (1)
-
Eau Claire County Wisconsin (1)
-
Florence County Wisconsin (5)
-
Forest County Wisconsin (2)
-
Grant County Wisconsin (1)
-
Iron County Wisconsin (3)
-
Kenosha County Wisconsin (1)
-
Kewaunee County Wisconsin (1)
-
Langlade County Wisconsin (1)
-
Lincoln County Wisconsin (3)
-
Manitowoc County Wisconsin (1)
-
Marathon County Wisconsin (1)
-
Marinette County Wisconsin (4)
-
Milwaukee County Wisconsin
-
Milwaukee Wisconsin (1)
-
-
Oneida County Wisconsin (2)
-
Portage County Wisconsin (1)
-
Price County Wisconsin (1)
-
Racine County Wisconsin (1)
-
Rusk County Wisconsin (1)
-
Sawyer County Wisconsin (2)
-
Taylor County Wisconsin (1)
-
Vilas County Wisconsin (2)
-
Walworth County Wisconsin (1)
-
Waukesha County Wisconsin (1)
-
Wolf River Batholith (1)
-
Wood County Wisconsin (1)
-
-
Wyoming (3)
-
-
USSR (1)
-
White Pine Mine (16)
-
-
commodities
-
bitumens (3)
-
brines (13)
-
construction materials
-
building stone (2)
-
-
diamond deposits (2)
-
dolostone deposits (1)
-
energy sources (14)
-
gypsum deposits (1)
-
industrial minerals (1)
-
limestone deposits (2)
-
metal ores
-
base metals (3)
-
cadmium ores (1)
-
chromite ores (1)
-
copper ores (42)
-
gold ores (3)
-
iron ores (19)
-
lead ores (2)
-
lead-zinc deposits (3)
-
manganese ores (1)
-
molybdenum ores (1)
-
nickel ores (2)
-
platinum ores (1)
-
polymetallic ores (3)
-
pyrite ores (2)
-
rare earth deposits (1)
-
silver ores (3)
-
uranium ores (2)
-
zinc ores (3)
-
-
mineral deposits, genesis (85)
-
mineral exploration (10)
-
mineral resources (4)
-
oil and gas fields (19)
-
petroleum
-
natural gas
-
coalbed methane (1)
-
-
-
talc deposits (1)
-
water resources (2)
-
-
elements, isotopes
-
carbon
-
C-13/C-12 (15)
-
C-14 (19)
-
-
hydrogen
-
D/H (3)
-
deuterium (4)
-
-
isotope ratios (16)
-
isotopes
-
radioactive isotopes
-
Ar-40/Ar-39 (1)
-
Be-7 (1)
-
C-14 (19)
-
Cs-137 (1)
-
Pb-206/Pb-204 (2)
-
Pb-207/Pb-204 (1)
-
Pb-208/Pb-204 (2)
-
Pb-210 (1)
-
Sm-147/Nd-144 (1)
-
-
stable isotopes
-
Ar-40/Ar-39 (1)
-
C-13/C-12 (15)
-
D/H (3)
-
deuterium (4)
-
Nd-144/Nd-143 (3)
-
O-18/O-16 (10)
-
Os-188/Os-187 (1)
-
Pb-206/Pb-204 (2)
-
Pb-207/Pb-204 (1)
-
Pb-208/Pb-204 (2)
-
S-34/S-32 (7)
-
Sm-147/Nd-144 (1)
-
Sr-87/Sr-86 (5)
-
-
-
metals
-
actinides
-
thorium (1)
-
uranium (1)
-
-
alkali metals
-
cesium
-
Cs-137 (1)
-
-
potassium (3)
-
-
alkaline earth metals
-
beryllium
-
Be-7 (1)
-
-
magnesium (2)
-
strontium
-
Sr-87/Sr-86 (5)
-
-
-
aluminum (1)
-
arsenic (2)
-
chromium (1)
-
copper (37)
-
gold (1)
-
iron
-
ferric iron (1)
-
-
lead
-
Pb-206/Pb-204 (2)
-
Pb-207/Pb-204 (1)
-
Pb-208/Pb-204 (2)
-
Pb-210 (1)
-
-
manganese (2)
-
mercury (1)
-
molybdenum (1)
-
nickel (3)
-
platinum group
-
iridium (2)
-
osmium
-
Os-188/Os-187 (1)
-
-
platinum ores (1)
-
rhodium (1)
-
-
rare earths
-
neodymium
-
Nd-144/Nd-143 (3)
-
Sm-147/Nd-144 (1)
-
-
samarium
-
Sm-147/Nd-144 (1)
-
-
-
rhenium (1)
-
silver (1)
-
zinc (1)
-
-
nitrogen (1)
-
noble gases
-
argon
-
Ar-40/Ar-39 (1)
-
-
-
oxygen
-
O-18/O-16 (10)
-
-
phosphorus (1)
-
silicon (1)
-
sulfur
-
S-34/S-32 (7)
-
-
trace metals (2)
-
-
fossils
-
borings (3)
-
burrows (1)
-
Chordata
-
Vertebrata
-
Agnatha
-
Heterostraci (1)
-
-
Pisces (3)
-
Tetrapoda
-
Mammalia
-
Theria
-
Eutheria
-
Proboscidea
-
Mastodontoidea (4)
-
-
-
-
-
Reptilia
-
Anapsida
-
Testudines
-
Cryptodira (1)
-
Emydidae (1)
-
-
-
-
-
Thelodonti (1)
-
-
-
eukaryotes (1)
-
fungi (1)
-
Graptolithina
-
Dendroidea (1)
-
-
ichnofossils (5)
-
Invertebrata
-
Arthropoda
-
Chelicerata
-
Merostomata
-
Eurypterida (1)
-
-
-
Mandibulata
-
Crustacea
-
Malacostraca (1)
-
Ostracoda (10)
-
-
Insecta
-
Pterygota
-
Neoptera
-
Endopterygota
-
Coleoptera (2)
-
-
-
-
-
-
Trilobitomorpha
-
Trilobita
-
Lichida (1)
-
Ptychopariida
-
Proetidae (1)
-
-
-
-
-
Brachiopoda
-
Articulata
-
Pentamerida
-
Pentameracea (1)
-
-
Spiriferida (2)
-
-
-
Bryozoa
-
Trepostomata (1)
-
-
Cnidaria
-
Anthozoa
-
Zoantharia
-
Rugosa (2)
-
-
-
Hydrozoa (1)
-
-
Echinodermata
-
Crinozoa
-
Crinoidea (5)
-
Cystoidea (1)
-
-
Echinozoa
-
Edrioasteroidea (1)
-
-
-
Mollusca
-
Bivalvia (1)
-
Cephalopoda
-
Nautiloidea (1)
-
-
Gastropoda
-
Archaeogastropoda (1)
-
-
Rostroconchia (1)
-
Tentaculitida (1)
-
-
Porifera
-
Stromatoporoidea (8)
-
-
Protista
-
Foraminifera (1)
-
Radiolaria (1)
-
-
Vermes
-
Annelida (1)
-
-
-
microfossils
-
Chitinozoa (2)
-
Conodonta
-
Icriodus (1)
-
-
-
palynomorphs
-
acritarchs (2)
-
Chitinozoa (2)
-
miospores
-
pollen (10)
-
-
-
Plantae
-
algae
-
Chlorophyta
-
Chlorophyceae
-
Dasycladaceae (1)
-
-
-
-
Bryophyta
-
Musci
-
Sphagnum (1)
-
-
-
Spermatophyta
-
Angiospermae
-
Dicotyledoneae
-
Betula (1)
-
Carya (1)
-
Quercus (1)
-
Ulmus (2)
-
-
-
Gymnospermae
-
Coniferales
-
Picea (1)
-
Pinaceae
-
Abies (1)
-
Pinus (1)
-
-
Tsuga (1)
-
-
-
-
-
problematic fossils (2)
-
thallophytes (5)
-
trails (1)
-
-
geochronology methods
-
(U-Th)/He (1)
-
Ar/Ar (2)
-
fission-track dating (1)
-
He/He (1)
-
K/Ar (3)
-
optically stimulated luminescence (3)
-
paleomagnetism (21)
-
Pb/Pb (4)
-
Rb/Sr (9)
-
Re/Os (3)
-
Sm/Nd (4)
-
tephrochronology (1)
-
thermochronology (1)
-
U/Pb (17)
-
U/Th/Pb (3)
-
-
geologic age
-
Cenozoic
-
Quaternary
-
Holocene
-
lower Holocene (5)
-
middle Holocene (1)
-
upper Holocene (4)
-
-
Pleistocene
-
Champlain Sea (1)
-
Lake Agassiz (5)
-
Lake Algonquin (6)
-
Lake Chicago (5)
-
upper Pleistocene
-
Lake Iroquois (1)
-
Sangamonian (1)
-
Twocreekan (2)
-
Weichselian
-
upper Weichselian
-
Younger Dryas (2)
-
-
-
Wisconsinan
-
upper Wisconsinan (2)
-
Woodfordian (2)
-
-
-
-
upper Quaternary (6)
-
-
Tertiary
-
Neogene
-
Miocene (1)
-
-
-
-
Laurentide ice sheet (17)
-
Mesozoic
-
Cretaceous
-
Upper Cretaceous
-
Belle Fourche Shale (1)
-
Belly River Formation (1)
-
Carlile Shale (1)
-
Eagle Sandstone (1)
-
Fruitland Formation (1)
-
Greenhorn Limestone (1)
-
Judith River Formation (1)
-
Milk River Formation (1)
-
-
-
Jurassic
-
Middle Jurassic (1)
-
Upper Jurassic
-
Smackover Formation (1)
-
-
-
-
Paleozoic
-
Bedford Shale (1)
-
Berea Sandstone (2)
-
Cambrian
-
Upper Cambrian
-
Eau Claire Formation (2)
-
Franconia Formation (2)
-
Galesville Sandstone (3)
-
Mount Simon Sandstone (2)
-
Trempealeauan (1)
-
-
-
Carboniferous
-
Lower Carboniferous
-
Dinantian (1)
-
-
Mississippian
-
Lower Mississippian
-
Kinderhookian (1)
-
Osagian
-
Burlington Limestone (1)
-
-
Tournaisian (1)
-
-
Middle Mississippian (1)
-
Sunbury Shale (1)
-
Upper Mississippian
-
Meramecian
-
Sainte Genevieve Limestone (1)
-
-
-
-
Pennsylvanian
-
Saginaw Formation (1)
-
-
-
Devonian
-
Cedar City Formation (1)
-
Lower Devonian
-
Emsian (2)
-
Oriskany Sandstone (1)
-
-
Middle Devonian
-
Columbus Limestone (2)
-
Couvinian (1)
-
Delaware Limestone (2)
-
Detroit River Group (4)
-
Dundee Limestone (5)
-
Eifelian (2)
-
Givetian (6)
-
Hamilton Group (3)
-
Marcellus Shale (1)
-
Onondaga Limestone (3)
-
Sylvania Formation (2)
-
Tioga Bentonite (1)
-
-
Traverse Group (15)
-
Upper Devonian
-
Famennian
-
Wabamun Group (1)
-
-
Nisku Formation (1)
-
Ohio Shale (2)
-
-
-
lower Paleozoic (2)
-
New Albany Shale (1)
-
Ordovician
-
Lower Ordovician
-
Prairie du Chien Group (4)
-
Shakopee Formation (1)
-
-
Middle Ordovician
-
Black River Group (6)
-
Galena Dolomite (1)
-
Glenwood Shale (2)
-
Platteville Formation (1)
-
Saint Peter Sandstone (2)
-
-
Trenton Group (12)
-
Upper Ordovician
-
Katian (2)
-
Lorraine Group (1)
-
Maquoketa Formation (1)
-
Queenston Shale (1)
-
Red River Formation (1)
-
Sandbian (1)
-
Trentonian (12)
-
-
Utica Shale (2)
-
-
Permian (3)
-
Silurian
-
Bass Islands Dolomite (3)
-
Lockport Formation (5)
-
Lower Silurian
-
Llandovery
-
Aeronian (1)
-
-
Wenlock (2)
-
-
Middle Silurian
-
Clinton Group (2)
-
Guelph Formation (1)
-
Racine Dolomite (1)
-
-
Niagaran (20)
-
Upper Silurian
-
Salina Group (7)
-
-
-
upper Paleozoic
-
Antrim Shale (13)
-
Kaskaskia Sequence (1)
-
-
Woodford Shale (1)
-
-
Phanerozoic (2)
-
Precambrian
-
Animikie Group (2)
-
Archean
-
Paleoarchean (1)
-
-
Biwabik Iron Formation (1)
-
Central Rand Group (1)
-
Gunflint Iron Formation (2)
-
Hamersley Group (1)
-
middle Precambrian (2)
-
Nonesuch Shale (18)
-
North Shore Volcanics (4)
-
Osler Series (1)
-
Sokoman Formation (1)
-
upper Precambrian
-
Proterozoic
-
Algonkian
-
Baraboo Quartzite (1)
-
-
Baraga Group (4)
-
Huronian
-
Gowganda Formation (3)
-
Onaping Formation (1)
-
-
Keweenawan
-
Copper Harbor Conglomerate (12)
-
Portage Lake Lava Series (10)
-
-
Mesoproterozoic
-
Freda Sandstone (4)
-
Stenian (2)
-
-
Negaunee Iron Formation (8)
-
Neoproterozoic (6)
-
Oronto Group (9)
-
Paleoproterozoic
-
Hemlock Formation (2)
-
Marquette Range Supergroup (5)
-
Michigamme Formation (5)
-
Thomson Formation (2)
-
-
-
-
Witwatersrand Supergroup (1)
-
-
-
igneous rocks
-
extrusive rocks (1)
-
igneous rocks
-
carbonatites (1)
-
feldspathoid rocks (1)
-
granophyre (2)
-
kimberlite (3)
-
picrite (3)
-
plutonic rocks
-
diabase (1)
-
diorites
-
tonalite (5)
-
trondhjemite (1)
-
-
gabbros (1)
-
granites
-
alaskite (1)
-
aplite (1)
-
-
lamproite (1)
-
lamprophyres (1)
-
pegmatite (4)
-
ultramafics
-
peridotites
-
harzburgite (1)
-
-
-
-
porphyry (1)
-
volcanic rocks
-
andesites (2)
-
basalts
-
flood basalts (2)
-
olivine tholeiite (2)
-
-
dacites (1)
-
pyroclastics
-
tuff (2)
-
-
rhyodacites (1)
-
rhyolites
-
quartz porphyry (1)
-
-
-
-
ophiolite (1)
-
-
metamorphic rocks
-
metamorphic rocks
-
amphibolites (1)
-
fulgurite (1)
-
gneisses (12)
-
granulites (1)
-
metaigneous rocks
-
metabasalt (1)
-
metadiabase (1)
-
metagranite (1)
-
-
metaplutonic rocks (2)
-
metasedimentary rocks
-
metaconglomerate (1)
-
metasandstone (1)
-
-
metasomatic rocks
-
rodingite (1)
-
skarn (1)
-
-
metavolcanic rocks (7)
-
mylonites (1)
-
quartzites (6)
-
schists
-
greenstone (1)
-
-
slates (3)
-
-
ophiolite (1)
-
turbidite (1)
-
-
minerals
-
alloys
-
silicides (1)
-
-
antimonates (1)
-
arsenides
-
rammelsbergite (1)
-
-
carbonates
-
calcite (6)
-
dolomite (6)
-
-
copper minerals (1)
-
halides
-
chlorides
-
atacamite (1)
-
halite (5)
-
pyromorphite (1)
-
sylvite (1)
-
-
fluorides
-
fluorite (2)
-
-
-
minerals (13)
-
native elements
-
diamond (1)
-
graphite (1)
-
-
oxides
-
baddeleyite (2)
-
birnessite (1)
-
ferrihydrite (1)
-
goethite (1)
-
hematite (7)
-
hydroxides (1)
-
iron oxides (1)
-
magnesium oxides (1)
-
magnetite (4)
-
manganese oxides (1)
-
martite (1)
-
specularite (1)
-
titanium oxides (1)
-
todorokite (1)
-
-
phosphates
-
apatite (2)
-
monazite (2)
-
pyromorphite (1)
-
xenotime (2)
-
-
silicates
-
asbestos (1)
-
chain silicates
-
amphibole group
-
clinoamphibole
-
hornblende (2)
-
-
-
prehnite (1)
-
pyroxene group (2)
-
-
framework silicates
-
feldspar group
-
alkali feldspar
-
adularia (1)
-
K-feldspar (2)
-
microcline (1)
-
-
plagioclase (3)
-
-
silica minerals
-
cristobalite (1)
-
quartz (6)
-
-
-
orthosilicates
-
nesosilicates
-
andalusite (1)
-
garnet group (1)
-
olivine group
-
olivine (1)
-
-
zircon group
-
zircon (17)
-
-
-
sorosilicates
-
epidote group
-
epidote (1)
-
-
melilite group (1)
-
pumpellyite group
-
pumpellyite (2)
-
-
-
-
ring silicates
-
tourmaline group (1)
-
-
sheet silicates
-
chlorite group
-
chlorite (3)
-
-
clay minerals
-
halloysite (1)
-
hisingerite (1)
-
kaolinite (3)
-
nontronite (1)
-
smectite (4)
-
vermiculite (1)
-
-
illite (6)
-
mica group
-
biotite (2)
-
glauconite (1)
-
muscovite (2)
-
-
sericite (1)
-
stilpnomelane (1)
-
talc (2)
-
-
-
sulfates
-
anhydrite (7)
-
gypsum (4)
-
jarosite (1)
-
mirabilite (2)
-
-
sulfides
-
chalcocite (5)
-
galena (3)
-
greenockite (1)
-
pyrite (2)
-
sphalerite (1)
-
-
-
Primary terms
-
absolute age (57)
-
academic institutions (1)
-
Africa
-
Congo Craton (1)
-
East Africa
-
Zambia (1)
-
-
North Africa
-
Libya (1)
-
-
Southern Africa
-
South Africa
-
Bushveld Complex (1)
-
Transvaal region (2)
-
Witwatersrand (1)
-
-
Zimbabwe (1)
-
-
West Africa
-
Cameroon (1)
-
-
-
Asia
-
Arabian Peninsula
-
Saudi Arabia (1)
-
-
-
Atlantic Ocean
-
North Atlantic
-
Gulf of Mexico
-
Orca Basin (1)
-
-
Northwest Atlantic (1)
-
-
-
Atlantic Ocean Islands
-
Falkland Islands (1)
-
-
atmosphere (1)
-
Australasia
-
Australia
-
Western Australia
-
Yilgarn Craton (1)
-
-
-
New Zealand (1)
-
-
bibliography (5)
-
biogeography (6)
-
biography (4)
-
bitumens (3)
-
brines (13)
-
Canada
-
Eastern Canada
-
James Bay (1)
-
Maritime Provinces (1)
-
Newfoundland and Labrador
-
Newfoundland (1)
-
-
Ontario
-
Algoma District Ontario
-
Elliot Lake Ontario (1)
-
Mamainse Point (8)
-
Sault Sainte Marie Ontario (3)
-
-
Batchawana Bay (2)
-
Hemlo Deposit (1)
-
Manitoulin District Ontario
-
Manitoulin Island (5)
-
-
Michipicoten Island (1)
-
Moose River basin (1)
-
Prince Edward County Ontario (1)
-
Sudbury Basin (3)
-
Sudbury igneous complex (1)
-
Sudbury Structure (1)
-
Timiskaming District Ontario
-
Cobalt Ontario (1)
-
-
Toronto Ontario (3)
-
-
Quebec
-
Gaspe-Est County Quebec
-
Gaspe Quebec (1)
-
-
Montreal and Jesus Islands County Quebec
-
Montreal Quebec (1)
-
-
-
-
Labrador Trough (1)
-
Western Canada
-
Alberta
-
Alberta Basin (2)
-
Peace River Arch (1)
-
-
Manitoba (1)
-
Northwest Territories (2)
-
Saskatchewan (1)
-
-
-
carbon
-
C-13/C-12 (15)
-
C-14 (19)
-
-
Cenozoic
-
Quaternary
-
Holocene
-
lower Holocene (5)
-
middle Holocene (1)
-
upper Holocene (4)
-
-
Pleistocene
-
Champlain Sea (1)
-
Lake Agassiz (5)
-
Lake Algonquin (6)
-
Lake Chicago (5)
-
upper Pleistocene
-
Lake Iroquois (1)
-
Sangamonian (1)
-
Twocreekan (2)
-
Weichselian
-
upper Weichselian
-
Younger Dryas (2)
-
-
-
Wisconsinan
-
upper Wisconsinan (2)
-
Woodfordian (2)
-
-
-
-
upper Quaternary (6)
-
-
Tertiary
-
Neogene
-
Miocene (1)
-
-
-
-
chemical analysis (1)
-
Chordata
-
Vertebrata
-
Agnatha
-
Heterostraci (1)
-
-
Pisces (3)
-
Tetrapoda
-
Mammalia
-
Theria
-
Eutheria
-
Proboscidea
-
Mastodontoidea (4)
-
-
-
-
-
Reptilia
-
Anapsida
-
Testudines
-
Cryptodira (1)
-
Emydidae (1)
-
-
-
-
-
Thelodonti (1)
-
-
-
clay mineralogy (6)
-
climate change (2)
-
conservation (1)
-
construction materials
-
building stone (2)
-
-
continental drift (2)
-
crust (26)
-
crystal chemistry (3)
-
crystal growth (1)
-
crystal structure (7)
-
crystallography (1)
-
data processing (9)
-
deformation (13)
-
diagenesis (32)
-
diamond deposits (2)
-
dolostone deposits (1)
-
Earth (1)
-
earthquakes (9)
-
economic geology (133)
-
education (1)
-
electron microscopy (2)
-
energy sources (14)
-
engineering geology (2)
-
environmental geology (4)
-
epeirogeny (1)
-
Europe
-
Alps
-
Central Alps
-
Bernese Alps (1)
-
-
-
Baltic region
-
Estonia (1)
-
-
Belarus
-
Zhitkovichi Belarus (1)
-
-
Central Europe
-
Austria (1)
-
Germany (3)
-
Poland (1)
-
Switzerland
-
Bernese Alps (1)
-
-
-
Southern Europe
-
Iberian Peninsula
-
Iberian pyrite belt (1)
-
Portugal
-
Algarve (1)
-
-
Spain
-
Andalusia Spain (1)
-
-
-
-
Western Europe
-
France (1)
-
United Kingdom
-
Great Britain
-
England
-
Devon England (1)
-
-
Scotland
-
Edinburgh Scotland (1)
-
Midlothian Scotland (1)
-
-
-
-
-
-
explosions (2)
-
faults (27)
-
folds (17)
-
foliation (9)
-
fractures (7)
-
fungi (1)
-
geochemistry (52)
-
geochronology (16)
-
geomorphology (50)
-
geophysical methods (41)
-
glacial geology (61)
-
government agencies
-
survey organizations (2)
-
-
Graptolithina
-
Dendroidea (1)
-
-
ground water (14)
-
gypsum deposits (1)
-
heat flow (9)
-
hydrogen
-
D/H (3)
-
deuterium (4)
-
-
hydrogeology (4)
-
hydrology (8)
-
ichnofossils (5)
-
igneous rocks
-
carbonatites (1)
-
feldspathoid rocks (1)
-
granophyre (2)
-
kimberlite (3)
-
picrite (3)
-
plutonic rocks
-
diabase (1)
-
diorites
-
tonalite (5)
-
trondhjemite (1)
-
-
gabbros (1)
-
granites
-
alaskite (1)
-
aplite (1)
-
-
lamproite (1)
-
lamprophyres (1)
-
pegmatite (4)
-
ultramafics
-
peridotites
-
harzburgite (1)
-
-
-
-
porphyry (1)
-
volcanic rocks
-
andesites (2)
-
basalts
-
flood basalts (2)
-
olivine tholeiite (2)
-
-
dacites (1)
-
pyroclastics
-
tuff (2)
-
-
rhyodacites (1)
-
rhyolites
-
quartz porphyry (1)
-
-
-
-
inclusions
-
fluid inclusions (9)
-
-
industrial minerals (1)
-
intrusions (27)
-
Invertebrata
-
Arthropoda
-
Chelicerata
-
Merostomata
-
Eurypterida (1)
-
-
-
Mandibulata
-
Crustacea
-
Malacostraca (1)
-
Ostracoda (10)
-
-
Insecta
-
Pterygota
-
Neoptera
-
Endopterygota
-
Coleoptera (2)
-
-
-
-
-
-
Trilobitomorpha
-
Trilobita
-
Lichida (1)
-
Ptychopariida
-
Proetidae (1)
-
-
-
-
-
Brachiopoda
-
Articulata
-
Pentamerida
-
Pentameracea (1)
-
-
Spiriferida (2)
-
-
-
Bryozoa
-
Trepostomata (1)
-
-
Cnidaria
-
Anthozoa
-
Zoantharia
-
Rugosa (2)
-
-
-
Hydrozoa (1)
-
-
Echinodermata
-
Crinozoa
-
Crinoidea (5)
-
Cystoidea (1)
-
-
Echinozoa
-
Edrioasteroidea (1)
-
-
-
Mollusca
-
Bivalvia (1)
-
Cephalopoda
-
Nautiloidea (1)
-
-
Gastropoda
-
Archaeogastropoda (1)
-
-
Rostroconchia (1)
-
Tentaculitida (1)
-
-
Porifera
-
Stromatoporoidea (8)
-
-
Protista
-
Foraminifera (1)
-
Radiolaria (1)
-
-
Vermes
-
Annelida (1)
-
-
-
isostasy (8)
-
isotopes
-
radioactive isotopes
-
Ar-40/Ar-39 (1)
-
Be-7 (1)
-
C-14 (19)
-
Cs-137 (1)
-
Pb-206/Pb-204 (2)
-
Pb-207/Pb-204 (1)
-
Pb-208/Pb-204 (2)
-
Pb-210 (1)
-
Sm-147/Nd-144 (1)
-
-
stable isotopes
-
Ar-40/Ar-39 (1)
-
C-13/C-12 (15)
-
D/H (3)
-
deuterium (4)
-
Nd-144/Nd-143 (3)
-
O-18/O-16 (10)
-
Os-188/Os-187 (1)
-
Pb-206/Pb-204 (2)
-
Pb-207/Pb-204 (1)
-
Pb-208/Pb-204 (2)
-
S-34/S-32 (7)
-
Sm-147/Nd-144 (1)
-
Sr-87/Sr-86 (5)
-
-
-
land subsidence (2)
-
land use (2)
-
lava (17)
-
limestone deposits (2)
-
lineation (5)
-
magmas (15)
-
mantle (6)
-
maps (16)
-
Mesozoic
-
Cretaceous
-
Upper Cretaceous
-
Belle Fourche Shale (1)
-
Belly River Formation (1)
-
Carlile Shale (1)
-
Eagle Sandstone (1)
-
Fruitland Formation (1)
-
Greenhorn Limestone (1)
-
Judith River Formation (1)
-
Milk River Formation (1)
-
-
-
Jurassic
-
Middle Jurassic (1)
-
Upper Jurassic
-
Smackover Formation (1)
-
-
-
-
metal ores
-
base metals (3)
-
cadmium ores (1)
-
chromite ores (1)
-
copper ores (42)
-
gold ores (3)
-
iron ores (19)
-
lead ores (2)
-
lead-zinc deposits (3)
-
manganese ores (1)
-
molybdenum ores (1)
-
nickel ores (2)
-
platinum ores (1)
-
polymetallic ores (3)
-
pyrite ores (2)
-
rare earth deposits (1)
-
silver ores (3)
-
uranium ores (2)
-
zinc ores (3)
-
-
metals
-
actinides
-
thorium (1)
-
uranium (1)
-
-
alkali metals
-
cesium
-
Cs-137 (1)
-
-
potassium (3)
-
-
alkaline earth metals
-
beryllium
-
Be-7 (1)
-
-
magnesium (2)
-
strontium
-
Sr-87/Sr-86 (5)
-
-
-
aluminum (1)
-
arsenic (2)
-
chromium (1)
-
copper (37)
-
gold (1)
-
iron
-
ferric iron (1)
-
-
lead
-
Pb-206/Pb-204 (2)
-
Pb-207/Pb-204 (1)
-
Pb-208/Pb-204 (2)
-
Pb-210 (1)
-
-
manganese (2)
-
mercury (1)
-
molybdenum (1)
-
nickel (3)
-
platinum group
-
iridium (2)
-
osmium
-
Os-188/Os-187 (1)
-
-
platinum ores (1)
-
rhodium (1)
-
-
rare earths
-
neodymium
-
Nd-144/Nd-143 (3)
-
Sm-147/Nd-144 (1)
-
-
samarium
-
Sm-147/Nd-144 (1)
-
-
-
rhenium (1)
-
silver (1)
-
zinc (1)
-
-
metamorphic rocks
-
amphibolites (1)
-
fulgurite (1)
-
gneisses (12)
-
granulites (1)
-
metaigneous rocks
-
metabasalt (1)
-
metadiabase (1)
-
metagranite (1)
-
-
metaplutonic rocks (2)
-
metasedimentary rocks
-
metaconglomerate (1)
-
metasandstone (1)
-
-
metasomatic rocks
-
rodingite (1)
-
skarn (1)
-
-
metavolcanic rocks (7)
-
mylonites (1)
-
quartzites (6)
-
schists
-
greenstone (1)
-
-
slates (3)
-
-
metamorphism (26)
-
metasomatism (15)
-
Mexico
-
Sierra Madre Oriental (1)
-
Zacatecas Mexico (1)
-
-
micropaleontology (1)
-
mineral deposits, genesis (85)
-
mineral exploration (10)
-
mineral resources (4)
-
mineralogy (41)
-
minerals (13)
-
mining geology (2)
-
Mohorovicic discontinuity (2)
-
nitrogen (1)
-
noble gases
-
argon
-
Ar-40/Ar-39 (1)
-
-
-
nodules (1)
-
North America
-
Appalachian Basin (5)
-
Appalachians
-
Appalachian Plateau (1)
-
-
Canadian Shield
-
Grenville Province
-
Central Metasedimentary Belt (1)
-
-
Southern Province (10)
-
Superior Province
-
Kapuskasing Zone (1)
-
-
-
Detroit River (2)
-
Great Lakes
-
Lake Erie (5)
-
Lake Huron (9)
-
Lake Michigan (22)
-
Lake Ontario (7)
-
Lake Superior (28)
-
-
Great Lakes region (200)
-
Great Plains
-
Northern Great Plains (1)
-
Southern Great Plains (1)
-
-
Grenville Front (5)
-
Gulf Coastal Plain (1)
-
Keweenawan Rift (24)
-
Lake Superior region (51)
-
Michigan Basin (80)
-
Niagara Escarpment (2)
-
Niagara River (2)
-
Saint Lawrence River (1)
-
Saint Lawrence Valley (3)
-
Western Interior (1)
-
Williston Basin (1)
-
-
ocean floors (1)
-
Oceania
-
Melanesia
-
New Caledonia (1)
-
-
-
oil and gas fields (19)
-
orogeny (23)
-
oxygen
-
O-18/O-16 (10)
-
-
Pacific Ocean
-
East Pacific
-
Northeast Pacific
-
Juan de Fuca Ridge (1)
-
-
-
North Pacific
-
Northeast Pacific
-
Juan de Fuca Ridge (1)
-
-
-
-
paleobotany (4)
-
paleoclimatology (23)
-
paleoecology (32)
-
paleogeography (44)
-
paleomagnetism (21)
-
paleontology (56)
-
Paleozoic
-
Bedford Shale (1)
-
Berea Sandstone (2)
-
Cambrian
-
Upper Cambrian
-
Eau Claire Formation (2)
-
Franconia Formation (2)
-
Galesville Sandstone (3)
-
Mount Simon Sandstone (2)
-
Trempealeauan (1)
-
-
-
Carboniferous
-
Lower Carboniferous
-
Dinantian (1)
-
-
Mississippian
-
Lower Mississippian
-
Kinderhookian (1)
-
Osagian
-
Burlington Limestone (1)
-
-
Tournaisian (1)
-
-
Middle Mississippian (1)
-
Sunbury Shale (1)
-
Upper Mississippian
-
Meramecian
-
Sainte Genevieve Limestone (1)
-
-
-
-
Pennsylvanian
-
Saginaw Formation (1)
-
-
-
Devonian
-
Cedar City Formation (1)
-
Lower Devonian
-
Emsian (2)
-
Oriskany Sandstone (1)
-
-
Middle Devonian
-
Columbus Limestone (2)
-
Couvinian (1)
-
Delaware Limestone (2)
-
Detroit River Group (4)
-
Dundee Limestone (5)
-
Eifelian (2)
-
Givetian (6)
-
Hamilton Group (3)
-
Marcellus Shale (1)
-
Onondaga Limestone (3)
-
Sylvania Formation (2)
-
Tioga Bentonite (1)
-
-
Traverse Group (15)
-
Upper Devonian
-
Famennian
-
Wabamun Group (1)
-
-
Nisku Formation (1)
-
Ohio Shale (2)
-
-
-
lower Paleozoic (2)
-
New Albany Shale (1)
-
Ordovician
-
Lower Ordovician
-
Prairie du Chien Group (4)
-
Shakopee Formation (1)
-
-
Middle Ordovician
-
Black River Group (6)
-
Galena Dolomite (1)
-
Glenwood Shale (2)
-
Platteville Formation (1)
-
Saint Peter Sandstone (2)
-
-
Trenton Group (12)
-
Upper Ordovician
-
Katian (2)
-
Lorraine Group (1)
-
Maquoketa Formation (1)
-
Queenston Shale (1)
-
Red River Formation (1)
-
Sandbian (1)
-
Trentonian (12)
-
-
Utica Shale (2)
-
-
Permian (3)
-
Silurian
-
Bass Islands Dolomite (3)
-
Lockport Formation (5)
-
Lower Silurian
-
Llandovery
-
Aeronian (1)
-
-
Wenlock (2)
-
-
Middle Silurian
-
Clinton Group (2)
-
Guelph Formation (1)
-
Racine Dolomite (1)
-
-
Niagaran (20)
-
Upper Silurian
-
Salina Group (7)
-
-
-
upper Paleozoic
-
Antrim Shale (13)
-
Kaskaskia Sequence (1)
-
-
Woodford Shale (1)
-
-
palynomorphs
-
acritarchs (2)
-
Chitinozoa (2)
-
miospores
-
pollen (10)
-
-
-
paragenesis (11)
-
permafrost (1)
-
petroleum
-
natural gas
-
coalbed methane (1)
-
-
-
petrology (37)
-
Phanerozoic (2)
-
phase equilibria (3)
-
phosphorus (1)
-
Plantae
-
algae
-
Chlorophyta
-
Chlorophyceae
-
Dasycladaceae (1)
-
-
-
-
Bryophyta
-
Musci
-
Sphagnum (1)
-
-
-
Spermatophyta
-
Angiospermae
-
Dicotyledoneae
-
Betula (1)
-
Carya (1)
-
Quercus (1)
-
Ulmus (2)
-
-
-
Gymnospermae
-
Coniferales
-
Picea (1)
-
Pinaceae
-
Abies (1)
-
Pinus (1)
-
-
Tsuga (1)
-
-
-
-
-
plate tectonics (16)
-
pollution (12)
-
Precambrian
-
Animikie Group (2)
-
Archean
-
Paleoarchean (1)
-
-
Biwabik Iron Formation (1)
-
Central Rand Group (1)
-
Gunflint Iron Formation (2)
-
Hamersley Group (1)
-
middle Precambrian (2)
-
Nonesuch Shale (18)
-
North Shore Volcanics (4)
-
Osler Series (1)
-
Sokoman Formation (1)
-
upper Precambrian
-
Proterozoic
-
Algonkian
-
Baraboo Quartzite (1)
-
-
Baraga Group (4)
-
Huronian
-
Gowganda Formation (3)
-
Onaping Formation (1)
-
-
Keweenawan
-
Copper Harbor Conglomerate (12)
-
Portage Lake Lava Series (10)
-
-
Mesoproterozoic
-
Freda Sandstone (4)
-
Stenian (2)
-
-
Negaunee Iron Formation (8)
-
Neoproterozoic (6)
-
Oronto Group (9)
-
Paleoproterozoic
-
Hemlock Formation (2)
-
Marquette Range Supergroup (5)
-
Michigamme Formation (5)
-
Thomson Formation (2)
-
-
-
-
Witwatersrand Supergroup (1)
-
-
problematic fossils (2)
-
reefs (27)
-
remote sensing (5)
-
rock mechanics (1)
-
sea-floor spreading (1)
-
sea-level changes (18)
-
sedimentary petrology (43)
-
sedimentary rocks
-
carbonate rocks
-
boundstone (1)
-
dolostone (11)
-
limestone (15)
-
packstone (1)
-
wackestone (1)
-
-
chemically precipitated rocks
-
chert (3)
-
evaporites
-
salt (4)
-
-
iron formations
-
banded iron formations (4)
-
-
-
clastic rocks
-
arenite
-
quartz arenite (1)
-
-
argillite (1)
-
bentonite (1)
-
black shale (6)
-
claystone (1)
-
conglomerate (6)
-
diamictite (2)
-
graywacke (1)
-
marl (1)
-
mudstone (3)
-
red beds (7)
-
sandstone (24)
-
shale (10)
-
siltstone (3)
-
-
coal (2)
-
gas sands (1)
-
-
sedimentary structures
-
bedding plane irregularities
-
dune structures (1)
-
flute casts (1)
-
grooves (2)
-
mudcracks (1)
-
ripple marks (5)
-
-
biogenic structures
-
bioherms (3)
-
bioturbation (1)
-
stromatolites (2)
-
-
graded bedding (2)
-
planar bedding structures
-
bedding (2)
-
cross-bedding (4)
-
cross-stratification (2)
-
laminations (3)
-
rhythmite (2)
-
varves (3)
-
-
secondary structures
-
concretions (3)
-
-
soft sediment deformation
-
clastic dikes (2)
-
sandstone dikes (1)
-
-
turbidity current structures (2)
-
-
sedimentation (84)
-
sediments
-
clastic sediments
-
alluvium (2)
-
clay (6)
-
diamicton (8)
-
drift (6)
-
dust (1)
-
gravel (1)
-
mud (4)
-
outwash (4)
-
pebbles (1)
-
sand (10)
-
silt (1)
-
till
-
lodgement till (1)
-
-
-
gyttja (1)
-
marine sediments (5)
-
peat (6)
-
-
seismology (5)
-
shorelines (10)
-
silicon (1)
-
soil mechanics (2)
-
soils
-
Entisols (1)
-
-
South America
-
Brazil
-
Minas Gerais Brazil
-
Quadrilatero Ferrifero (2)
-
-
-
Falkland Islands (1)
-
-
springs (1)
-
stratigraphy (108)
-
structural analysis (17)
-
structural geology (36)
-
sulfur
-
S-34/S-32 (7)
-
-
symposia (5)
-
talc deposits (1)
-
tectonics (40)
-
tectonophysics (11)
-
thallophytes (5)
-
United States
-
Alaska
-
Brooks Range (1)
-
-
Arkansas (2)
-
Atlantic Coastal Plain
-
Southern Atlantic Coastal Plain (1)
-
-
California
-
San Francisco Bay region (1)
-
San Joaquin Valley (1)
-
-
Cheyenne Belt (1)
-
Colorado
-
Lake County Colorado
-
Leadville mining district (1)
-
-
-
Connecticut (2)
-
Eastern U.S. (3)
-
Florida
-
Florida Keys
-
Key Largo (1)
-
-
Monroe County Florida
-
Key Largo (1)
-
-
-
Georgia (1)
-
Illinois
-
Cook County Illinois (1)
-
DeKalb County Illinois (1)
-
DuPage County Illinois (1)
-
Kane County Illinois (1)
-
McHenry County Illinois (1)
-
-
Illinois Basin (6)
-
Indiana (24)
-
Iowa (6)
-
Kansas
-
Meade County Kansas (1)
-
Reno County Kansas
-
Hutchinson Kansas (1)
-
-
-
Kentucky (8)
-
Maine
-
Hancock County Maine (1)
-
-
Massachusetts (3)
-
Michigan
-
Michigan Lower Peninsula
-
Allegan County Michigan (1)
-
Alpena County Michigan (3)
-
Antrim County Michigan (1)
-
Bay County Michigan (1)
-
Berrien County Michigan (1)
-
Charlevoix County Michigan (3)
-
Cheboygan County Michigan (6)
-
Emmet County Michigan (7)
-
Grand Traverse County Michigan (1)
-
Lake County Michigan (1)
-
Midland County Michigan (1)
-
Otsego County Michigan (4)
-
Presque Isle County Michigan (5)
-
Washtenaw County Michigan (1)
-
-
Michigan Upper Peninsula
-
Alger County Michigan (3)
-
Baraga County Michigan (6)
-
Chippewa County Michigan
-
Sault Sainte Marie Michigan (1)
-
-
Delta County Michigan (6)
-
Dickinson County Michigan (4)
-
Gogebic County Michigan (14)
-
Houghton County Michigan (11)
-
Iron County Michigan (4)
-
Keweenaw County Michigan
-
Isle Royale National Park (1)
-
-
Keweenaw Peninsula (25)
-
Luce County Michigan (3)
-
Mackinac County Michigan (6)
-
Marquette County Michigan
-
Marquette Michigan (3)
-
Marquette Range (4)
-
-
Menominee County Michigan (3)
-
Ontonagon County Michigan
-
White Pine Michigan (14)
-
-
Schoolcraft County Michigan (6)
-
-
-
Midcontinent (12)
-
Midcontinent geophysical anomaly (4)
-
Midwest (11)
-
Minnesota
-
Cook County Minnesota (5)
-
Dakota County Minnesota (1)
-
Duluth Complex (1)
-
Lake County Minnesota (2)
-
Mesabi Range (1)
-
Minnesota River valley (1)
-
Saint Louis County Minnesota (2)
-
-
Mississippi Valley
-
Upper Mississippi Valley (2)
-
-
Missouri
-
Viburnum Trend (1)
-
-
Montana (4)
-
Nebraska (2)
-
Nevada (1)
-
New England (3)
-
New Hampshire (2)
-
New Madrid region (1)
-
New Mexico (1)
-
New York
-
Monroe County New York
-
Rochester New York (1)
-
-
Niagara County New York (1)
-
Schoharie County New York (1)
-
-
North Dakota (1)
-
Ohio
-
Ashtabula County Ohio (1)
-
Cuyahoga County Ohio (2)
-
Erie County Ohio (1)
-
Lake County Ohio (1)
-
Ottawa County Ohio (1)
-
Summit County Ohio (1)
-
-
Oklahoma (2)
-
Oregon
-
Klamath County Oregon
-
Mount Mazama (1)
-
-
-
Pennsylvania (6)
-
Powder River basin (1)
-
Tennessee (3)
-
Texas (5)
-
Utah (1)
-
West Virginia (4)
-
Wisconsin
-
Ashland County Wisconsin (3)
-
Bayfield County Wisconsin (1)
-
Chippewa County Wisconsin (1)
-
Clark County Wisconsin (1)
-
Columbia County Wisconsin (1)
-
Dane County Wisconsin (1)
-
Dodge County Wisconsin (1)
-
Eau Claire County Wisconsin (1)
-
Florence County Wisconsin (5)
-
Forest County Wisconsin (2)
-
Grant County Wisconsin (1)
-
Iron County Wisconsin (3)
-
Kenosha County Wisconsin (1)
-
Kewaunee County Wisconsin (1)
-
Langlade County Wisconsin (1)
-
Lincoln County Wisconsin (3)
-
Manitowoc County Wisconsin (1)
-
Marathon County Wisconsin (1)
-
Marinette County Wisconsin (4)
-
Milwaukee County Wisconsin
-
Milwaukee Wisconsin (1)
-
-
Oneida County Wisconsin (2)
-
Portage County Wisconsin (1)
-
Price County Wisconsin (1)
-
Racine County Wisconsin (1)
-
Rusk County Wisconsin (1)
-
Sawyer County Wisconsin (2)
-
Taylor County Wisconsin (1)
-
Vilas County Wisconsin (2)
-
Walworth County Wisconsin (1)
-
Waukesha County Wisconsin (1)
-
Wolf River Batholith (1)
-
Wood County Wisconsin (1)
-
-
Wyoming (3)
-
-
USSR (1)
-
volcanology (2)
-
waste disposal (4)
-
water resources (2)
-
weathering (11)
-
well-logging (6)
-
X-ray analysis (1)
-
-
rock formations
-
Hume Formation (1)
-
Jacobsville Sandstone (7)
-
Lucas Formation (4)
-
San Andres Formation (1)
-
Scarborough Formation (2)
-
-
sedimentary rocks
-
caliche (1)
-
contourite (1)
-
sedimentary rocks
-
carbonate rocks
-
boundstone (1)
-
dolostone (11)
-
limestone (15)
-
packstone (1)
-
wackestone (1)
-
-
chemically precipitated rocks
-
chert (3)
-
evaporites
-
salt (4)
-
-
iron formations
-
banded iron formations (4)
-
-
-
clastic rocks
-
arenite
-
quartz arenite (1)
-
-
argillite (1)
-
bentonite (1)
-
black shale (6)
-
claystone (1)
-
conglomerate (6)
-
diamictite (2)
-
graywacke (1)
-
marl (1)
-
mudstone (3)
-
red beds (7)
-
sandstone (24)
-
shale (10)
-
siltstone (3)
-
-
coal (2)
-
gas sands (1)
-
-
siliciclastics (3)
-
turbidite (1)
-
-
sedimentary structures
-
borings (3)
-
burrows (1)
-
sedimentary structures
-
bedding plane irregularities
-
dune structures (1)
-
flute casts (1)
-
grooves (2)
-
mudcracks (1)
-
ripple marks (5)
-
-
biogenic structures
-
bioherms (3)
-
bioturbation (1)
-
stromatolites (2)
-
-
graded bedding (2)
-
planar bedding structures
-
bedding (2)
-
cross-bedding (4)
-
cross-stratification (2)
-
laminations (3)
-
rhythmite (2)
-
varves (3)
-
-
secondary structures
-
concretions (3)
-
-
soft sediment deformation
-
clastic dikes (2)
-
sandstone dikes (1)
-
-
turbidity current structures (2)
-
-
striations (3)
-
trails (1)
-
-
sediments
-
contourite (1)
-
sediments
-
clastic sediments
-
alluvium (2)
-
clay (6)
-
diamicton (8)
-
drift (6)
-
dust (1)
-
gravel (1)
-
mud (4)
-
outwash (4)
-
pebbles (1)
-
sand (10)
-
silt (1)
-
till
-
lodgement till (1)
-
-
-
gyttja (1)
-
marine sediments (5)
-
peat (6)
-
-
siliciclastics (3)
-
turbidite (1)
-
-
soils
-
paleosols (5)
-
soils
-
Entisols (1)
-
-
GeoRef Categories
Era and Period
Epoch and Age
Book Series
Date
Availability
1-20 OF 714
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
End-Mesoproterozoic (ca. 1.08 Ga) epeiric seaway of the Nonesuch Formation, Wisconsin and Michigan, USA Available to Purchase
Journal: GSA Bulletin
Publisher: Geological Society of America
Published: 08 December 2023
GSA Bulletin (2024) 136 (7-8): 2940–2960.
Journal Article
Fluid Flow, Alteration, and Timing of Cu-Ag Mineralization at the White Pine Sediment-Hosted Copper Deposit, Michigan, USA Available to Purchase
Simon M. Jones, Jonathan Cloutier, Anthony R. Prave, Timothy D. Raub, Eva E. Stüeken, Holly J. Stein, Gang Yang, Adrian J. Boyce
Journal: Economic Geology
Publisher: Society of Economic Geologists
Published: 01 September 2023
Economic Geology (2023) 118 (6): 1431–1465.
Journal Article
The Meter Reader: Early magnetic studies in the Lake Superior region Available to Purchase
Journal: The Leading Edge
Publisher: Society of Exploration Geophysicists
Published: 01 August 2023
The Leading Edge (2023) 42 (8): 566–568.
Journal Article
Grooving in the midcontinent: A tectonic origin for the mysterious striations of L’Anse Bay, Michigan, USA Open Access
Journal: Geosphere
Publisher: Geological Society of America
Published: 20 July 2023
Geosphere (2023) 19 (5): 1291–1299.
Journal Article
Cratonal tidal deposits of the Paleoproterozoic Mesnard Quartzite, Lake Superior region: interpretation challenges Available to Purchase
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
Evaluating the Magnitudes of Weathering and Potassium Metasomatism in Paleosols: Examples from Proterozoic, Cambrian, and Cretaceous Paleosols in Midcontinental Laurentia Available to Purchase
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
THE OCCURRENCE OF BONE MODIFICATION FEATURES IN THE CARAPACE AND PLASTRON OF THE EXTANT RED-EARED SLIDER TRACHEMYS SCRIPTA ELEGANS (WIED-NEUWIED, 1839): IMPLICATIONS FOR PALEOECOLOGICAL ANALYSES OF FOSSIL TURTLE ASSEMBLAGES Available to Purchase
Journal: PALAIOS
Publisher: SEPM Society for Sedimentary Geology
Published: 15 September 2022
PALAIOS (2022) 37 (9): 499–519.
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 Available to Purchase
Journal: Economic Geology
Publisher: Society of Economic Geologists
Published: 01 August 2022
Economic Geology (2022) 117 (5): 1105–1130.
Includes: Supplemental Content
Journal Article
Detached structural model of the Keweenaw fault system, Lake Superior region, North America: Implications for its origin and relationship to the Midcontinent Rift System Available to Purchase
Journal: GSA Bulletin
Publisher: Geological Society of America
Published: 25 May 2022
GSA Bulletin (2023) 135 (1-2): 449–466.
Journal Article
A composite Llandovery δ 13 C carb record from the Michigan Basin, USA Available to Purchase
Mohammed Al-Musawi, Stephen E. Kaczmarek, William B. Harrison, III, Peter J. Voice, Jeffrey J. Kuglitsch, Elizabeth M. Griffith, Matthew R. Saltzman
Journal: GSA Bulletin
Publisher: Geological Society of America
Published: 24 March 2022
GSA Bulletin (2022) 134 (11-12): 3113–3122.
Journal Article
Final inversion of the Midcontinent Rift during the Rigolet Phase of the Grenvillian Orogeny Open Access
Eben B. Hodgin, Nicholas L. Swanson-Hysell, James M. DeGraff, Andrew R.C. Kylander-Clark, Mark D. Schmitz, Andrew C. Turner, Yiming Zhang, Daniel A. Stolper
Journal: Geology
Publisher: Geological Society of America
Published: 11 February 2022
Geology (2022) 50 (5): 547–551.
Journal Article
Reconstruction of isostatically adjusted paleo-strandlines along the southern margin of the Laurentide Ice Sheet in the Great Lakes, Lake Agassiz, and Champlain Sea basins Available to Purchase
Journal: Canadian Journal of Earth Sciences
Publisher: Canadian Science Publishing
Published: 29 October 2021
Canadian Journal of Earth Sciences (2022) 59 (11): 826–846.
Includes: Supplemental Content
Journal Article
Time-lapse borehole gravity imaging of CO 2 injection and withdrawal in a closed carbonate reef Available to Purchase
Journal: Geophysics
Publisher: Society of Exploration Geophysicists
Published: 29 September 2021
Geophysics (2021) 86 (6): G113–G132.
Journal Article
Refining the Paleoproterozoic tectonothermal history of the Penokean Orogen: New U-Pb age constraints from the Pembine-Wausau terrane, Wisconsin, USA Available to Purchase
Journal: GSA Bulletin
Publisher: Geological Society of America
Published: 01 July 2021
GSA Bulletin (2022) 134 (3-4): 776–790.
Journal Article
Hydroxylpyromorphite, a mineral important to lead remediation: Modern description and characterization Available to Purchase
Travis A. Olds, Anthony R. Kampf, John F. Rakovan, Peter C. Burns, Owen P. Mills, Cullen Laughlin-Yurs
Journal: American Mineralogist
Publisher: Mineralogical Society of America
Published: 01 June 2021
American Mineralogist (2021) 106 (6): 922–929.
Journal Article
The Nonesuch Formation Lagerstätte: a rare window into freshwater life one billion years ago Open Access
Journal: Journal of the Geological Society
Publisher: Geological Society of London
Published: 30 November 2020
Journal of the Geological Society (2021) 178 (2): jgs2020-133.
Journal Article
The occurrence of iron silicides in a fulgurite: Implications for fulgurite genesis Available to Purchase
Journal: The Canadian Mineralogist
Publisher: Mineralogical Association of Canada
Published: 16 January 2020
The Canadian Mineralogist (2020) 58 (1): 115–123.
Journal Article
Profundal Testate Amoebae (Arcellacea) of Lake Superior and Lake Michigan Available to Purchase
Journal: Journal of Foraminiferal Research
Published: 01 January 2020
Journal of Foraminiferal Research (2020) 50 (1): 3–10.
Journal Article
A comparison of two Paleoproterozoic pegmatite districts and nearby granite bodies in Florence County, Wisconsin and Marquette County, Michigan Available to Purchase
Thomas W. Buchholz, Alexander U. Falster, William. B. Simmons, Karen L. Webber, Christopher M. van Daalen
Journal: The Canadian Mineralogist
Publisher: Mineralogical Association of Canada
Published: 30 September 2019
The Canadian Mineralogist (2019) 57 (5): 719–721.
Journal Article
Paleomagnetism of the native copper mineralization, Keweenaw Peninsula, Michigan Available to Purchase
Journal: Canadian Journal of Earth Sciences
Publisher: Canadian Science Publishing
Published: 14 August 2019
Canadian Journal of Earth Sciences (2019) 56 (9): 932–947.
1