Search SEDIS

Data sets Publications Expeditions Thesaurus
Au  search
USEgold
Aube France  search
BTEurope
 .Western Europe
 ..France
 ...Aube France
SNDepartment in N central France.
Aubrac  search
BTEurope
 .Western Europe
 ..France
 ...Aubrac
SNMountain range in S central France.
aubrite  search
USEchladnite
Auckland Islands  search
BTWest Pacific Ocean Islands
 .Auckland Islands
SN200 miles south of New Zealand.
Auckland New Zealand  search
BTAustralasia
 .New Zealand
 ..Auckland New Zealand
RTNorth Island
SNCity in N North Island. Also Index North Island.
Aude France  search
BTEurope
 .Western Europe
 ..France
 ...Aude France
NTCorbieres
 Mouthoumet Massif
 Narbonne France
 Portel France
 Quillan France
 Salsigne Mine
RTMontagne Noire
audio-magnetotelluric methods  search
USEaudiomagnetotelluric methods
audiomagnetotelluric methods  search
NTCSAMT methods
UFaudio-magnetotelluric methods
RTgeophysical methods
 geophysical surveys
 magnetic methods
 Earth-current methods
 magnetotelluric methods
SNAdded to Thesaurus in 1985.
Audrain County Missouri  search
BTUnited States
 .Missouri
 ..Audrain County Missouri
Audubon County Iowa  search
BTUnited States
 .Iowa
 ..Audubon County Iowa
augen gneiss  search
BTmetamorphic rocks
 .gneisses
 ..augen gneiss
Auger effect  search
USEAuger spectroscopy
Auger spectroscopy  search
BTspectroscopy
 .Auger spectroscopy
UFAuger effect
 autoionization
RTchemical analysis
 analysis
SNAdded to Thesaurus in 1982.
augite  search
BTsilicates
 .chain silicates
 ..pyroxene group
 ...clinopyroxene
 ....augite
RTbasalts
 fassaite
 omphacite
 titanaugite
augitite  search
BTigneous rocks
 .plutonic rocks
 ..ultramafics
 ...augitite
Auglaize County Ohio  search
BTUnited States
 .Ohio
 ..Auglaize County Ohio
Augusta County Virginia  search
BTUnited States
 .Virginia
 ..Augusta County Virginia
RTWaynesboro Virginia
SNNW Virginia. Also search Staunton Virginia and/or Waynesboro Virginia if applicable.
Augusta Maine  search
BTUnited States
 .Maine
 ..Kennebec County Maine
 ...Augusta Maine
SNCity in S Maine.
Augustine  search
UFAugustine Volcano
RTvolcanoes
 Southwestern Alaska
 Cook Inlet
SNVolcano on Augustine Island in Kamishak Bay at mouth of Cook Inlet in S Alaska. Indexed with Southwestern Alaska if applicable.
Augustine Volcano  search
USEAugustine
Augustow Poland  search
BTEurope
 .Central Europe
 ..Poland
 ...Suwalki Poland
 ....Augustow Poland
SNTown in NE Suwalki, NE Poland.
aulacogens  search
RTgrabens
 tectonics
 troughs
aureoles  search
UFcontact aureole
 contact zone
 exomorphic zone
 metamorphic aureoles
 metamorphic zone
 thermal aureole
RTmetamorphism
 country rocks
 intrusions
 Barrovian-type deposits
 contact metamorphism
 haloes
 zoning
Aures  search
BTAfrica
 .North Africa
 ..Algeria
 ...Aures
SNMountain massif in NE Algeria.
Aurignacian  search
BTChronostratigraphic Units
 .Phanerozoic
 ..Cenozoic
 ...Stone Age
 ....Paleolithic
 .....Aurignacian
RTPleistocene
 archaeology
 Quaternary
SNArchaeological classification. Europe and N Africa. Added to Thesaurus in 1985.
aurora  search
SNAs of 1993, no longer a valid term for GeoRef. Usually out-of-scope.
Aurora County South Dakota  search
BTUnited States
 .South Dakota
 ..Aurora County South Dakota
auroral oval  search
SNAs of 1993, no longer a valid term. Usually out-of-scope for GeoRef.
auroral zone  search
SNNo longer a valid term. Usually out-of-scope for GeoRef. Before 1993, included auroral oval.
Austin Chalk  search
BTChronostratigraphic Units
 .Phanerozoic
 ..Mesozoic
 ...Cretaceous
 ....Upper Cretaceous
 .....Gulfian
 ......Austin Chalk
RTLouisiana
 Texas
 Austin Group
SNMember of the Austin Group. E Texas and S Louisiana. Added to Thesaurus in 1989.
Austin County Texas  search
BTUnited States
 .Texas
 ..Austin County Texas
Austin Group  search
BTChronostratigraphic Units
 .Phanerozoic
 ..Mesozoic
 ...Cretaceous
 ....Upper Cretaceous
 .....Gulfian
 ......Austin Group
RTTexas
 Austin Chalk
SNComprises Ector Tongue, Bonham Clay, Blossom Sand, Brownstone Marl, Gober Tongue, Austin Chalk, and Burditt Marl. E Texas. Also search Austin Chalk.
Austin Texas  search
BTUnited States
 .Texas
 ..Travis County Texas
 ...Austin Texas
SNCity in central Texas.
austinite  search
BTarsenates
 .austinite
Austral Islands  search
BTOceania
 .Polynesia
 ..French Polynesia
 ...Austral Islands
UFTubuai Islands
RTEast Pacific Ocean Islands
 Pacific Ocean
SNGroup in French Oceania 330 miles S of Society Islands. Also search Austral.
Australasia  search
NTAustralia
 New Zealand
 Papua New Guinea
 Tasman orogenic zone
RTMalay Archipelago
 New Guinea
 Oceania
 Solomon Islands
SNIslands of the South Pacific including Australia, New Zealand, and Papua New Guinea. Before 1981, New Guinea was included as a narrower term. Indexed with countries as applicable.
Australia  search
BTAustralasia
 .Australia
NTAmadeus Basin
 Australian Shield
 Broken Hill Block
 Carpentaria Basin
 Clarence-Moreton Basin
 Eucla Basin
 Gambier Embayment
 Georgina Basin
 Giles Complex
 Great Artesian Basin
 Joseph Bonaparte Gulf
 Lachlan fold belt
 Musgrave Ranges
 New England Batholith
 New South Wales Australia
 Northern Territory Australia
 Nullarbor Plain
 Officer Basin
 Otway Basin
 Perth Australia
 Queensland Australia
 Snowy Mountains
 South Australia
 Surat Basin
 Tasman Geosyncline
 Tasmania Australia
 Victoria Australia
 Western Australia
RTAdelaidean
 Alice Springs Orogeny
 Arafura Sea
 Black Mountain
 Arunta Complex
 Australian Plate
 Baralaba Coal Measures
 Bass Strait
 Birkhead Formation
 Bitter Springs Formation
 Brockman Iron Formation
 Broken River Formation
 Bulldog Shale
 Bulli Seam
 Burra Group
Australia-Antarctica discordance  search
USEAustralian-Antarctic discordance
Australian Capital Territory  search
BTAustralasia
 .Australia
 ..New South Wales Australia
 ...Australian Capital Territory
NTCanberra Australia
SNSE Australia, within state of New South Wales. Formerly called Federal Capital Territory.
Australian Plate  search
RTAustralia
 Australian-Antarctic discordance
 Indo-Australian Plate
 New Guinea
 New Zealand
 plate tectonics
 plates
SNMay pre-date the more modern Indo-Australian Plate. Some may consider this the modern plate. Before 1993, also search Indian Plate and Australia. Indexed with geographic area and/or age as applicable. Added to Thesaurus in 1993.
Australian Shield  search
BTAustralasia
 .Australia
 ..Australian Shield
SNSW and central Australia.
Australian-Antarctic discor  search
Australian-Antarctic discordance  search
BTIndian Ocean
 .Mid-Indian Ridge
 ..Southeast Indian Ridge
 ...Australian-Antarctic discordance
UFAustralia-Antarctica discordance
RTplate tectonics
 plates
 Antarctic Plate
 mid-ocean ridges
 Australian Plate
 Indo-Australian Plate
SNAn anomalously deep and rough segment of the Southeast Indian Ridge, 120-128#DGE. Before 1998, also search (Antarctic Plate or Australian Plate) AND Southeast Indian Ridge.
australite  search
BTtektites
 .australite
RTmeteorites
Australopithecinae  search
BTminidae
 .Australopithecinae
NTAustralopithecus
SNSubfamily.
Australopithecus  search
BTminidae
 .Australopithecinae
 ..Australopithecus
NTAustralopithecus afarensis
 Australopithecus africanus
 Australopithecus boisei
 Australopithecus robustus
SNGenus.
Australopithecus afarensis  search
BTminidae
 .Australopithecinae
 ..Australopithecus
 ...Australopithecus afarensis
SNSpecies.
Australopithecus africanus  search
BTminidae
 .Australopithecinae
 ..Australopithecus
 ...Australopithecus africanus
SNSpecies.
Australopithecus boisei  search
BTminidae
 .Australopithecinae
 ..Australopithecus
 ...Australopithecus boisei
SNSpecies.
Australopithecus robustus  search
BTminidae
 .Australopithecinae
 ..Australopithecus
 ...Australopithecus robustus
SNSpecies.
Austria  search
BTEurope
 .Central Europe
 ..Austria
NTAustrian Vienna Basin
 Burgenland Austria
 Carinthia Austria
 Central Austrian Alps
 Enns Valley
 Gailtal Alps
 Hochschwab
 Hohe Tauern
 Koralpe Range
 Lower Austria
 North Austrian Alps
 North Austrian Crystallines
 North Austrian Molasse
 Penninic Zone
 Salzburg State Austria
 Salzkammergut
 Semmering
 South Austrian Alps
 South Austrian Molasse
 Styria Austria
 Tauern Tunnel
 Totes Gebirge
 Tyrol Austria
 Upper Austria
 Venediger Group
 Vorarlberg Austria
 Wechsel
RTAlps
 Allgau Alps
 Moldanubian
 Bohemian Massif
 Central Alps
 Danube River
 Danube Valley
 Eastern Alps
 Gosau Formation
 Hallstatt Limestone
 Lake Neusiedler
 Limestone Alps
 Molasse Basin
 Morava River valley
 Northern Limestone Alps
 Pannonia
 Pannonian Basin
 Rhaetia
Austrian Vienna Basin  search
BTEurope
 .Central Europe
 ..Austria
 ...Austrian Vienna Basin
BTEurope
 .Central Europe
 ..Vienna Basin
 ...Austrian Vienna Basin
SNThis term has multiple hierarchies. Added to Thesaurus in 1981.
Autauga County Alabama  search
BTUnited States
 .Alabama
 ..Autauga County Alabama
authigenesis  search
RTauthigenic minerals
 diagenesis
 minerals
 recrystallization
 sedimentary rocks
authigenetic minerals  search
USEauthigenic minerals
authigenic minerals  search
UFauthigenetic minerals
RTminerals
 authigenesis
SNAlso search authigenic AND minerals.
authors  search
SNUsed in subfile N. See bibliography; biography; geologists.
autochthons  search
RTallochthons
 overthrust faults
 tectonics
 windows
autocorrelation  search
BTstatistical analysis
 .autocorrelation
RTmathematical geology
 crosscorrelation
autoionization  search
USEAuger spectroscopy
automated analysis  search
RTanalysis
 chemical analysis
 data processing
 geochemical methods
 geophysical methods
 geophysical surveys
 quality control
 remote sensing
SNFor chemical analysis and geophysical surveys in which data acquisition and analysis are computerized. Added to Thesaurus in 1985.
automatic cartography  search
USEdigital cartography
automatic data processing  search
USEdata processing
autometamorphism  search
BTmetamorphism
 .autometamorphism
UFautometasomatism
RTigneous rocks
 processes
 albitization
 alteration
 hydrothermal alteration
 mineral assemblages
autometasomatism  search
USEautometamorphism
autoradiography  search
BTradiography
 .autoradiography
RTgeophysical methods
 analysis
 radioactivity
 X-ray radiography
SNBefore 2000, sometimes used for radiography.
autoregression  search
BTstatistical analysis
 .regression analysis
 ..autoregression
RTmathematical geology
 geostatistics
SNAdded to Thesaurus in 1985.
Autun France  search
BTEurope
 .Western Europe
 ..France
 ...Saone-et-Loire France
 ....Autun France
SNTown in E central part of country.
Autunian  search
BTChronostratigraphic Units
 .Phanerozoic
 ..Paleozoic
 ...Permian
 ....Lower Permian
 .....Autunian
RTRotliegendes
SNEurope. Above Stephanian, below Saxonian.
autunite  search
BTphosphates
 .autunite
RTuranium ores
Auvergne  search
BTEurope
 .Western Europe
 ..France
 ...Auvergne
SNHistorical region in S central France.
Auversian  search
BTChronostratigraphic Units
 .Phanerozoic
 ..Cenozoic
 ...Paleogene
 ....Eocene
 .....upper Eocene
 ......Auversian
RTPriabonian
SNEurope. Above Lutetian, below Bartonian.
Aux Vases Sandstone  search
BTChronostratigraphic Units
 .Phanerozoic
 ..Paleozoic
 ...Carboniferous
 ....Mississippian
 .....Upper Mississippian
 ......Chesterian
 .......Aux Vases Sandstone
RTMissouri
 Illinois
 Indiana
 Illinois Basin
SNSW Illinois, S Indiana and E Missouri. Added to Thesaurus in 1989.
Auxerre France  search
BTEurope
 .Western Europe
 ..France
 ...Yonne France
 ....Auxerre France
SNCity in NE central France.