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NARROW
Format
Article Type
Journal
Publisher
Section
GeoRef Subject
-
all geography including DSDP/ODP Sites and Legs
-
Africa
-
North Africa
-
Tunisia (1)
-
-
West Africa
-
Cameroon (1)
-
Chad
-
Kanem Chad (1)
-
-
Sierra Leone (1)
-
-
-
Arctic region
-
Greenland
-
Ilimaussaq (1)
-
South Greenland (1)
-
-
-
Asia
-
Far East
-
China
-
Hebei China
-
Tianjin China (1)
-
-
Heilongjiang China
-
Daqing Field (1)
-
-
-
Japan
-
Hokkaido (1)
-
Honshu
-
Tottori Japan (1)
-
-
-
Korea
-
South Korea
-
Pohang South Korea (1)
-
-
-
-
Middle East
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Iran (1)
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Turkey (1)
-
-
-
Atlantic Ocean
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North Atlantic
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Gulf of Mexico (1)
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North Sea (1)
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-
-
Australasia
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Australia (1)
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Canada
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Western Canada
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Alberta
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Athabasca Oil Sands (2)
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Northwest Territories (1)
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-
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Central Graben (1)
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Commonwealth of Independent States
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Russian Federation
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Saratov Russian Federation (1)
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Urals (1)
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Europe
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Alps
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Swiss Alps (1)
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-
Central Europe
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Germany
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Bavaria Germany (2)
-
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Molasse Basin (1)
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Poland (1)
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Sudeten Mountains
-
Karkonosze Mountains (1)
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-
Switzerland
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Swiss Alps (1)
-
-
-
Saratov Russian Federation (1)
-
Southern Europe
-
Iberian Peninsula
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Spain
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Galicia Spain (1)
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-
-
Italy
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Campania Italy (1)
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Veneto Italy
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Vicenza Italy (1)
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-
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Western Europe
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Belgium
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Brabant Belgium (1)
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France
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Bas-Rhin France (1)
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Dordogne France (1)
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Haute-Savoie France
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Annecy France (1)
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Herault France (1)
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Paris Basin (2)
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United Kingdom (1)
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Indian Ocean
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Arabian Sea
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Persian Gulf (1)
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Lake Chad (1)
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Long Island (1)
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North America
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Basin and Range Province
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Great Basin (1)
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Williston Basin (1)
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Salinas Valley (1)
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South America
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Argentina (1)
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Chile (1)
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-
United States
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Arizona
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Gila County Arizona
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Pinal Creek basin (1)
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-
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California
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Monterey County California (1)
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San Bernardino County California (1)
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Colorado
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Boulder County Colorado (1)
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-
Great Basin (1)
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Massachusetts
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Barnstable County Massachusetts
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Cape Cod (1)
-
-
-
Michigan
-
Michigan Lower Peninsula
-
Montcalm County Michigan (1)
-
-
-
New York
-
Suffolk County New York (1)
-
-
Tennessee
-
Oak Ridge National Laboratory (2)
-
Roane County Tennessee (1)
-
-
Texas (1)
-
Wyoming (2)
-
-
-
commodities
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aggregate (3)
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bitumens (3)
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brines (6)
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clay deposits (1)
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construction materials (1)
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gems (4)
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geothermal energy (3)
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metal ores
-
arsenic ores (1)
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gold ores (1)
-
-
mineral deposits, genesis (2)
-
mineral exploration (1)
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nonmetal deposits (1)
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oil and gas fields (3)
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petroleum
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natural gas (2)
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tight sands (1)
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water resources (1)
-
-
elements, isotopes
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carbon (2)
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chemical ratios (2)
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halogens
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chlorine
-
chloride ion (1)
-
-
fluorine
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fluoride ion (1)
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-
-
hydrogen
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tritium (1)
-
-
isotope ratios (1)
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isotopes
-
radioactive isotopes
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tritium (1)
-
-
stable isotopes
-
Al-27 (1)
-
Li-6 (1)
-
Li-7 (1)
-
Si-29 (2)
-
-
-
metals
-
actinides
-
neptunium (1)
-
uranium (5)
-
-
alkali metals
-
cesium (3)
-
lithium
-
Li-6 (1)
-
Li-7 (1)
-
-
potassium (3)
-
sodium (8)
-
-
alkaline earth metals
-
barium (1)
-
calcium (7)
-
magnesium (3)
-
strontium (1)
-
-
aluminum
-
Al-27 (1)
-
-
arsenic (6)
-
chromium (1)
-
copper (2)
-
gallium (1)
-
germanium (2)
-
iron
-
ferric iron (1)
-
ferrous iron (2)
-
-
niobium (2)
-
rare earths (1)
-
tantalum (2)
-
vanadium (1)
-
zinc (1)
-
-
nitrogen (1)
-
noble gases
-
argon (1)
-
-
oxygen (2)
-
phosphorus (2)
-
silicon
-
Si-29 (2)
-
-
sulfur (2)
-
tellurium (1)
-
-
fossils
-
bacteria
-
Bacillus
-
Acidithiobacillus
-
Acidithiobacillus ferrooxidans (1)
-
-
-
Thiobacillus (1)
-
-
fungi (1)
-
Invertebrata
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Porifera (1)
-
-
microfossils (1)
-
Plantae
-
algae
-
diatoms (1)
-
-
-
-
geologic age
-
Cenozoic
-
Quaternary
-
Pleistocene
-
upper Pleistocene
-
Neapolitan Yellow Tuff (1)
-
-
-
-
Tertiary
-
Neogene
-
Miocene (2)
-
-
Paleogene
-
Oligocene
-
Fontainebleau Sandstone (2)
-
-
-
-
-
Mesozoic
-
Cretaceous
-
Lower Cretaceous
-
Albian (1)
-
McMurray Formation (1)
-
Valanginian (1)
-
-
-
Jurassic
-
Lower Jurassic
-
Portland Formation (1)
-
-
Upper Jurassic
-
Haynesville Formation (2)
-
Kimmeridgian (1)
-
Oxfordian (2)
-
-
-
-
Paleozoic
-
Berea Sandstone (3)
-
upper Paleozoic
-
Bakken Formation (3)
-
-
Woodford Shale (1)
-
-
-
igneous rocks
-
igneous rocks
-
kimberlite (1)
-
plutonic rocks
-
granites (2)
-
syenites (1)
-
-
volcanic rocks
-
basalts
-
mid-ocean ridge basalts (1)
-
-
glasses (1)
-
pyroclastics
-
tuff (2)
-
-
rhyolites (1)
-
trachytes (1)
-
-
-
-
metamorphic rocks
-
metamorphic rocks
-
amphibolites (1)
-
eclogite (1)
-
-
turbidite (1)
-
-
meteorites
-
meteorites
-
stony meteorites
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chondrites (1)
-
-
-
-
minerals
-
arsenates (4)
-
arsenides
-
arsenopyrite (1)
-
-
arsenites (1)
-
carbonates
-
calcite (2)
-
hydrotalcite (1)
-
-
chromates (2)
-
halides
-
chlorides (1)
-
fluorides (2)
-
-
minerals (3)
-
molybdates (1)
-
native elements
-
graphite (1)
-
-
nitrates (1)
-
oxalates (1)
-
oxides
-
aluminum oxides (1)
-
birnessite (2)
-
buserite (1)
-
ferrihydrite (9)
-
goethite (2)
-
hematite (3)
-
hydroxides
-
aluminum hydroxides (2)
-
iron hydroxides (1)
-
oxyhydroxides (1)
-
-
iron oxides (1)
-
maghemite (1)
-
magnetite (2)
-
manganese oxides (2)
-
niobates
-
pyrochlore (1)
-
-
rancieite (1)
-
rutile (1)
-
todorokite (1)
-
-
phosphates
-
apatite (1)
-
hydroxylapatite (1)
-
-
selenates (2)
-
silicates
-
aluminosilicates (2)
-
barium silicates (1)
-
chain silicates
-
pyroxene group
-
clinopyroxene (1)
-
-
-
framework silicates
-
scapolite group (1)
-
silica minerals
-
cristobalite (1)
-
opal (4)
-
quartz (2)
-
-
zeolite group
-
chabazite (1)
-
clinoptilolite (3)
-
erionite (1)
-
ferrierite (1)
-
heulandite (2)
-
laumontite (1)
-
mordenite (1)
-
phillipsite (2)
-
-
-
orthosilicates
-
nesosilicates
-
mullite (1)
-
-
-
sheet silicates
-
cerolite (1)
-
chlorite group
-
chlorite (2)
-
-
clay minerals
-
allophane (1)
-
beidellite (1)
-
halloysite (1)
-
hectorite (3)
-
imogolite (2)
-
kaolinite (18)
-
montmorillonite (37)
-
nontronite (1)
-
saponite (2)
-
smectite (23)
-
stevensite (2)
-
vermiculite (2)
-
-
illite (9)
-
magadiite (1)
-
mica group
-
celadonite (2)
-
muscovite (3)
-
phengite (1)
-
-
palygorskite (4)
-
pyrophyllite (5)
-
rectorite (1)
-
sepiolite (4)
-
sericite (1)
-
talc (1)
-
-
-
sulfates
-
barite (2)
-
copiapite (1)
-
epsomite (1)
-
gypsum (1)
-
melanterite (1)
-
pickeringite (1)
-
-
sulfides
-
arsenopyrite (1)
-
pyrite (4)
-
-
sulfosalts
-
sulfarsenites
-
tennantite (1)
-
-
-
tellurates (1)
-
tellurides (1)
-
tellurites (1)
-
tungstates
-
wolframite (1)
-
-
uranium minerals (2)
-
-
Primary terms
-
Africa
-
North Africa
-
Tunisia (1)
-
-
West Africa
-
Cameroon (1)
-
Chad
-
Kanem Chad (1)
-
-
Sierra Leone (1)
-
-
-
Arctic region
-
Greenland
-
Ilimaussaq (1)
-
South Greenland (1)
-
-
-
Asia
-
Far East
-
China
-
Hebei China
-
Tianjin China (1)
-
-
Heilongjiang China
-
Daqing Field (1)
-
-
-
Japan
-
Hokkaido (1)
-
Honshu
-
Tottori Japan (1)
-
-
-
Korea
-
South Korea
-
Pohang South Korea (1)
-
-
-
-
Middle East
-
Iran (1)
-
Turkey (1)
-
-
-
Atlantic Ocean
-
North Atlantic
-
Gulf of Mexico (1)
-
North Sea (1)
-
-
-
Australasia
-
Australia (1)
-
-
bacteria
-
Bacillus
-
Acidithiobacillus
-
Acidithiobacillus ferrooxidans (1)
-
-
-
Thiobacillus (1)
-
-
bitumens (3)
-
brines (6)
-
Canada
-
Western Canada
-
Alberta
-
Athabasca Oil Sands (2)
-
-
Northwest Territories (1)
-
-
-
carbon (2)
-
Cenozoic
-
Quaternary
-
Pleistocene
-
upper Pleistocene
-
Neapolitan Yellow Tuff (1)
-
-
-
-
Tertiary
-
Neogene
-
Miocene (2)
-
-
Paleogene
-
Oligocene
-
Fontainebleau Sandstone (2)
-
-
-
-
-
chemical analysis (2)
-
clay deposits (1)
-
clay mineralogy (66)
-
climate change (1)
-
construction materials (1)
-
continental shelf (1)
-
crust (2)
-
crystal chemistry (26)
-
crystal growth (4)
-
crystal structure (25)
-
crystallography (2)
-
data processing (20)
-
diagenesis (4)
-
ecology (2)
-
economic geology (1)
-
Europe
-
Alps
-
Swiss Alps (1)
-
-
Central Europe
-
Germany
-
Bavaria Germany (2)
-
-
Molasse Basin (1)
-
Poland (1)
-
Sudeten Mountains
-
Karkonosze Mountains (1)
-
-
Switzerland
-
Swiss Alps (1)
-
-
-
Saratov Russian Federation (1)
-
Southern Europe
-
Iberian Peninsula
-
Spain
-
Galicia Spain (1)
-
-
-
Italy
-
Campania Italy (1)
-
Veneto Italy
-
Vicenza Italy (1)
-
-
-
-
Western Europe
-
Belgium
-
Brabant Belgium (1)
-
-
France
-
Bas-Rhin France (1)
-
Dordogne France (1)
-
Haute-Savoie France
-
Annecy France (1)
-
-
Herault France (1)
-
Paris Basin (2)
-
-
United Kingdom (1)
-
-
-
foliation (2)
-
fungi (1)
-
gems (4)
-
geochemistry (66)
-
geophysical methods (73)
-
geophysics (1)
-
geothermal energy (3)
-
ground water (16)
-
hydrogen
-
tritium (1)
-
-
hydrology (3)
-
igneous rocks
-
kimberlite (1)
-
plutonic rocks
-
granites (2)
-
syenites (1)
-
-
volcanic rocks
-
basalts
-
mid-ocean ridge basalts (1)
-
-
glasses (1)
-
pyroclastics
-
tuff (2)
-
-
rhyolites (1)
-
trachytes (1)
-
-
-
inclusions (1)
-
Indian Ocean
-
Arabian Sea
-
Persian Gulf (1)
-
-
-
intrusions (1)
-
Invertebrata
-
Porifera (1)
-
-
isotopes
-
radioactive isotopes
-
tritium (1)
-
-
stable isotopes
-
Al-27 (1)
-
Li-6 (1)
-
Li-7 (1)
-
Si-29 (2)
-
-
-
lava (1)
-
magmas (2)
-
mantle (2)
-
Mesozoic
-
Cretaceous
-
Lower Cretaceous
-
Albian (1)
-
McMurray Formation (1)
-
Valanginian (1)
-
-
-
Jurassic
-
Lower Jurassic
-
Portland Formation (1)
-
-
Upper Jurassic
-
Haynesville Formation (2)
-
Kimmeridgian (1)
-
Oxfordian (2)
-
-
-
-
metal ores
-
arsenic ores (1)
-
gold ores (1)
-
-
metals
-
actinides
-
neptunium (1)
-
uranium (5)
-
-
alkali metals
-
cesium (3)
-
lithium
-
Li-6 (1)
-
Li-7 (1)
-
-
potassium (3)
-
sodium (8)
-
-
alkaline earth metals
-
barium (1)
-
calcium (7)
-
magnesium (3)
-
strontium (1)
-
-
aluminum
-
Al-27 (1)
-
-
arsenic (6)
-
chromium (1)
-
copper (2)
-
gallium (1)
-
germanium (2)
-
iron
-
ferric iron (1)
-
ferrous iron (2)
-
-
niobium (2)
-
rare earths (1)
-
tantalum (2)
-
vanadium (1)
-
zinc (1)
-
-
metamorphic rocks
-
amphibolites (1)
-
eclogite (1)
-
-
metamorphism (1)
-
metasomatism (2)
-
meteorites
-
stony meteorites
-
chondrites (1)
-
-
-
mineral deposits, genesis (2)
-
mineral exploration (1)
-
mineralogy (1)
-
minerals (3)
-
nitrogen (1)
-
noble gases
-
argon (1)
-
-
nonmetal deposits (1)
-
North America
-
Basin and Range Province
-
Great Basin (1)
-
-
Williston Basin (1)
-
-
Ocean Drilling Program
-
Leg 170
-
ODP Site 1039 (1)
-
ODP Site 1040 (1)
-
-
-
ocean floors (1)
-
oil and gas fields (3)
-
oxygen (2)
-
Paleozoic
-
Berea Sandstone (3)
-
upper Paleozoic
-
Bakken Formation (3)
-
-
Woodford Shale (1)
-
-
paragenesis (1)
-
permafrost (1)
-
petroleum
-
natural gas (2)
-
-
phase equilibria (2)
-
phosphorus (2)
-
Plantae
-
algae
-
diatoms (1)
-
-
-
pollution (18)
-
reclamation (1)
-
reservoirs (1)
-
rock mechanics (6)
-
sea water (2)
-
sedimentary rocks
-
carbonate rocks
-
chalk (1)
-
limestone (1)
-
-
chemically precipitated rocks
-
chert (1)
-
evaporites
-
salt (2)
-
-
-
clastic rocks
-
bentonite (13)
-
black shale (1)
-
claystone (4)
-
marl (1)
-
mudstone (3)
-
sandstone (15)
-
shale (11)
-
spongolite (1)
-
-
gas shale (2)
-
oil sands (5)
-
-
sedimentary structures
-
planar bedding structures
-
laminations (1)
-
-
-
sedimentation (2)
-
sediments
-
clastic sediments
-
clay (14)
-
dust (1)
-
kaolin (1)
-
sand (9)
-
silt (1)
-
-
-
silicon
-
Si-29 (2)
-
-
soil mechanics (2)
-
soils
-
Alfisols (1)
-
Andisols (1)
-
Andosols (1)
-
Inceptisols (1)
-
loam (2)
-
Solonchak soils (1)
-
Ultisols (1)
-
volcanic soils (1)
-
-
South America
-
Argentina (1)
-
Chile (1)
-
-
spectroscopy (4)
-
springs (2)
-
structural analysis (1)
-
sulfur (2)
-
tellurium (1)
-
thermal analysis (3)
-
thermal waters (1)
-
United States
-
Arizona
-
Gila County Arizona
-
Pinal Creek basin (1)
-
-
-
California
-
Monterey County California (1)
-
San Bernardino County California (1)
-
-
Colorado
-
Boulder County Colorado (1)
-
-
Great Basin (1)
-
Massachusetts
-
Barnstable County Massachusetts
-
Cape Cod (1)
-
-
-
Michigan
-
Michigan Lower Peninsula
-
Montcalm County Michigan (1)
-
-
-
New York
-
Suffolk County New York (1)
-
-
Tennessee
-
Oak Ridge National Laboratory (2)
-
Roane County Tennessee (1)
-
-
Texas (1)
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1-20 OF 301 RESULTS FOR
counterion
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Journal Article
LOW-FREQUENCY ELECTRICAL CONDUCTIVITY OF AQUEOUS KAOLINITE SUSPENSIONS II: COUNTERION EFFECTS AND ESTIMATING STERN LAYER MOBILITIES OF COUNTERIONS
Journal: Clays and Clay Minerals
Publisher: Clay Minerals Society
Published: 01 February 2018
Clays and Clay Minerals (2018) 66 (1): 86–95.
... of the surface conductance revealed that a substantial part of the surface conductivity originates in the inner part of the double layer. Electrokinetic potentials and related diffuse double layer properties are highly dependent on the nature of monovalent counterions, whereas divalent counterions do not show...
Journal Article
Low-frequency electrical conductivity of aqueous kaolinite suspensions: surface conductance, electrokinetic potentials and counterion mobility
Journal: Clay Minerals
Published: 01 September 2017
Clay Minerals (2017) 52 (3): 299–313.
... the estimation of counterion mobilities in the stagnant layer and a consistency check for the evaluation procedure of the conductivity experiments. In agreement with current literature results, monovalent counterions were found to have a Stern layer mobility similar to their bulk mobility, whereas the mobility...
Journal Article
Influence of counterion species on the dehydroxylation of Ca 2+ -, Mg 2+ -, Na + - and K + -exchanged Wyoming montmorillonite
Journal: Mineralogical Magazine
Published: 01 April 2000
Mineralogical Magazine (2000) 64 (2): 337–346.
Image
Estimated inner-layer charge density and diffuse layer charge density of co...
in LOW-FREQUENCY ELECTRICAL CONDUCTIVITY OF AQUEOUS KAOLINITE SUSPENSIONS II: COUNTERION EFFECTS AND ESTIMATING STERN LAYER MOBILITIES OF COUNTERIONS
> Clays and Clay Minerals
Published: 01 February 2018
Figure 5. Estimated inner-layer charge density and diffuse layer charge density of counterions as a function of counterion volume. Lines are shown to guide the eye. Open symbols indicate monovalent counterions and filled symbols divalent counterions.
Image
Du 2 as a function of inverse counterion conductivity at 25°C.
in LOW-FREQUENCY ELECTRICAL CONDUCTIVITY OF AQUEOUS KAOLINITE SUSPENSIONS II: COUNTERION EFFECTS AND ESTIMATING STERN LAYER MOBILITIES OF COUNTERIONS
> Clays and Clay Minerals
Published: 01 February 2018
Figure 3. Du 2 as a function of inverse counterion conductivity at 25°C.
Image
Counterion surface-charge density as a function of electrolyte concentratio...
in Low-frequency electrical conductivity of aqueous kaolinite suspensions: surface conductance, electrokinetic potentials and counterion mobility
> Clay Minerals
Published: 01 September 2017
Fig. 3. Counterion surface-charge density as a function of electrolyte concentration. Error bars result from three replicate measurements and lines show a linear regression through the data.
Image
The relationship between the H 2 O/EXCH ratio and the counterion hydration ...
Published: 01 May 2017
Figure 11 The relationship between the H 2 O/EXCH ratio and the counterion hydration enthalpy in xC4H-SIH for smectites and zeolites. Hydration enthalpies after Marcus (1994) . Solid lines represent exponential fits for SAz-2 and SWy-2 samples.
Image
Sorption isotherms of DDTMA and counterion bromide on rectorite. The line i...
in INTERLAYER CONFORMATIONS OF INTERCALATED DODECYLTRIMETHYLAMMONIUM IN RECTORITE AS DETERMINED BY FTIR, XRD, AND TG ANALYSES
> Clays and Clay Minerals
Published: 01 April 2009
Figure 1. Sorption isotherms of DDTMA and counterion bromide on rectorite. The line is a Langmuir fit to the observed data.
Image
Sorption of HDTMA and counterion bromide on palygorskite (a) and sepiolite ...
in REMOVAL OF ANIONIC CONTAMINANTS USING SURFACTANT-MODIFIED PALYGORSKITE AND SEPIOLITE
> Clays and Clay Minerals
Published: 01 August 2003
Figure 1. Sorption of HDTMA and counterion bromide on palygorskite (a) and sepiolite (b) and sorption of DDTMA and counterion bromide on palygorskite (c). Lines are Langmuir fits to the observed data.
Image
Desorption of counterion bromide as a function of the amount of chromate so...
in REMOVAL OF ANIONIC CONTAMINANTS USING SURFACTANT-MODIFIED PALYGORSKITE AND SEPIOLITE
> Clays and Clay Minerals
Published: 01 August 2003
Figure 3. Desorption of counterion bromide as a function of the amount of chromate sorbed on surfactant-modified PFl-1 and SepSp-1. Lines are linear fits to the observed data and the nonzero intercepts indicate an excess of counterion bromide that over balanced the surfactant admicelles
Image
Polarization of a nonmetallic grain, such as silica (sand) or alumina-silic...
in Induced polarization response of porous media with metallic particles — Part 4: Detection of metallic and nonmetallic targets in time-domain-induced polarization tomography
> Geophysics
Published: 23 May 2016
. This dipole moment points in the direction that is opposite to the applied current. The charge attached to the mineral framework remains fixed. The movement of the counterions in the Stern layer is mainly tangential along the surface of the grain. Back-diffusion of the counterions can occur in the Stern
Image
Sketch of membrane polarization of a pore sandwiched between two grains. Th...
in Comment on “Generalized effective-medium theory of induced polarization” (Michael Zhdanov, 2008, GEOPHYSICS, 73, F197–F211)
> Geophysics
Published: 12 April 2010
Figure 1. Sketch of membrane polarization of a pore sandwiched between two grains. The back diffusion can occur in the electrical double layer for the counterions and in the bulk pore water for the coions. The accumulation of the salt on one side of the pore diffuses back with a diffusion
Journal Article
Evolution of the interlayer space of hydrated montmorillonite as a function of temperature
Journal: American Mineralogist
Publisher: Mineralogical Society of America
Published: 01 October 2010
American Mineralogist (2010) 95 (10): 1493–1499.
... with monovalent and divalent counterions including Li + , Na + , K + , Rb + , Cs + , Ca 2+ , Ni 2+ , Zn 2+ , and Pb 2+ . For each of these clays we have conducted a series of 16 simulations in which the temperature is increased systematically from 300 to 400 K, then decreased to 260 K, and finally increased...
Journal Article
INTERLAYER CONFORMATIONS OF INTERCALATED DODECYLTRIMETHYLAMMONIUM IN RECTORITE AS DETERMINED BY FTIR, XRD, AND TG ANALYSES
Journal: Clays and Clay Minerals
Publisher: Clay Minerals Society
Published: 01 April 2009
Clays and Clay Minerals (2009) 57 (2): 194–204.
...Figure 1. Sorption isotherms of DDTMA and counterion bromide on rectorite. The line is a Langmuir fit to the observed data. ...
Journal Article
REMOVAL OF ANIONIC CONTAMINANTS USING SURFACTANT-MODIFIED PALYGORSKITE AND SEPIOLITE
Journal: Clays and Clay Minerals
Publisher: Clay Minerals Society
Published: 01 August 2003
Clays and Clay Minerals (2003) 51 (4): 445–451.
...Figure 1. Sorption of HDTMA and counterion bromide on palygorskite (a) and sepiolite (b) and sorption of DDTMA and counterion bromide on palygorskite (c). Lines are Langmuir fits to the observed data. ...
Image
Electrical double layer at the surface of clay minerals. The surface charge...
in Petrophysical properties of saprolites from the Oak Ridge Integrated Field Research Challenge site, Tennessee
> Geophysics
Published: 14 December 2012
surfaces 001. The electrical double layer is formed of the Stern layer of sorbed counterions and the diffuse layer. The o-plane defines the mineral surface, whereas the d-plane defined the interface between the Stern layer and the diffuse layer on the 110 and 010 crystalline planes. The specific surface
Image
An idealized pore in a shaley sand and the charges carried by clay counteri...
in Determining capillary-pressure curve, pore-size distribution, and permeability from induced polarization of shaley sand
> Geophysics
Published: 24 May 2006
Figure 2. An idealized pore in a shaley sand and the charges carried by clay counterions and by sodium and chloride ions in the free electrolyte.
Image
Dependence of the quadrature conductivity with the water content for the st...
in Induced polarization of clay-rich materials — Part 5: Influence of hyperalkalinity in bentonites
> Geophysics
Published: 16 October 2024
conductivity seems higher at high pH, likely because of the higher population of counterions in the Stern layer at higher pH values and ionic strengths.
Image
Cationic dispersion number versus conductivity number for the data used in ...
in Predicting the cation exchange capacity of reservoir rocks from complex dielectric permittivity measurements
> Geophysics
Published: 14 November 2017
Figure 1. Cationic dispersion number versus conductivity number for the data used in the analysis. The counterion diffusivity coefficient = 2 E − 9 m 2 / s .
Image
Cationic dispersion number versus conductivity number / σ s ...
in Predicting the cation exchange capacity of reservoir rocks from complex dielectric permittivity measurements
> Geophysics
Published: 14 November 2017
Figure 21. Cationic dispersion number versus conductivity number / σ s for the data used in the analysis. Counterion diffusivity coefficient = 2 E − 9 m 2 / s .
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