SEDIS - Thesaurus
Br  | |
|---|---|
| USE | bromine |
| Braarudosphaeridae | |
|---|---|
| BT | Plantae |
| .algae | |
| ..nannofossils | |
| ...Braarudosphaeridae | |
| RT | microfossils |
| SN | Indexed with microfossils if applicable. |
| Brabant Belgium | |
|---|---|
| BT | Europe |
| .Western Europe | |
| ..Belgium | |
| ...Brabant Belgium | |
| NT | Brussels Belgium |
| Louvain Belgium | |
| SN | Province in central Belgium. |
| Brabant Massif | |
|---|---|
| BT | Europe |
| .Western Europe | |
| ..Belgium | |
| ...Brabant Massif | |
| Brachiopoda | |
|---|---|
| BT | Invertebrata |
| .Brachiopoda | |
| NT | Articulata |
| Inarticulata | |
| RT | reef builders |
| Brachiopterygii | |
|---|---|
| BT | Chordata |
| .Vertebrata | |
| ..Pisces | |
| ...Osteichthyes | |
| ....Brachiopterygii | |
| Brachyura | |
|---|---|
| BT | Invertebrata |
| .Arthropoda | |
| ..Mandibulata | |
| ...Crustacea | |
| ....Malacostraca | |
| .....Brachyura | |
| SN | Suborder. |
| Bracken County Kentucky | |
|---|---|
| BT | United States |
| .Kentucky | |
| ..Bracken County Kentucky | |
| brackish water | |
|---|---|
| RT | brackish-water environment |
| ecology | |
| hydrochemistry | |
| paleosalinity | |
| salinity | |
| salt lakes | |
| salt water | |
| sea water | |
| water | |
| SN | Before 1978, also search brackish. |
| brackish-water environment | |
|---|---|
| RT | aquatic environment |
| brackish water | |
| deep-water environment | |
| depositional environment | |
| ecology | |
| fresh-water environment | |
| salinity | |
| salt marshes | |
| swamps | |
| tidal flats | |
| SN | Before 1978, also search brackish or brackish water. |
| Bracklesham Beds | |
|---|---|
| BT | Chronostratigraphic Units |
| .Phanerozoic | |
| ..Cenozoic | |
| ...Paleogene | |
| ....Bracklesham Beds | |
| RT | England |
| SN | Added to Thesaurus in 1989. |
| Brad Romania | |
|---|---|
| BT | Europe |
| .Southern Europe | |
| ..Romania | |
| ...Transylvania | |
| ....Brad Romania | |
| SN | Town in Hunedoara County in W Romania. |
| Bradford County Florida | |
|---|---|
| BT | United States |
| .Florida | |
| ..Bradford County Florida | |
| SN | N Florida. |
| Bradford County Pennsylvania | |
|---|---|
| BT | United States |
| .Pennsylvania | |
| ..Bradford County Pennsylvania | |
| RT | Chemung River |
| SN | NE Pennsylvania. |
| Bradley County Arkansas | |
|---|---|
| BT | United States |
| .Arkansas | |
| ..Bradley County Arkansas | |
| Bradley County Tennessee | |
|---|---|
| BT | United States |
| .Tennessee | |
| ..Bradley County Tennessee | |
| Bradyodonti | |
|---|---|
| BT | Chordata |
| .Vertebrata | |
| ..Pisces | |
| ...Chondrichthyes | |
| ....Elasmobranchii | |
| .....Bradyodonti | |
| Braganca Portugal | |
|---|---|
| BT | Europe |
| .Southern Europe | |
| ..Iberian Peninsula | |
| ...Portugal | |
| ....Braganca Portugal | |
| RT | Tras-os-Montes |
| SN | District in NE Portugal. Also a city. |
| Brahmaputra River | |
|---|---|
| BT | Asia |
| .Brahmaputra River | |
| RT | Indian Peninsula |
| India | |
| China | |
| Bangladesh | |
| Xizang China | |
| SN | Rises in the Kailas Range of SW Xizang; it flows E across S Xizang, then S, SW, and again S through Bangladesh where it becomes the Jamuna River which merges with the Ganges River in the Ganges-Brahmaputra Delta on the Bay of Bengal. Indexed with Xizang C |
| braided channels | |
|---|---|
| USE | braided streams |
| braided streams | |
|---|---|
| BT | streams |
| .braided streams | |
| UF | anastomosing streams |
| braided channels | |
| RT | sedimentation |
| geomorphology | |
| fluvial features | |
| gravel-bed streams | |
| channels | |
| SN | Indexed with fluvial features as applicable. |
| Braila Romania | |
|---|---|
| BT | Europe |
| .Southern Europe | |
| ..Romania | |
| ...Walachia | |
| ....Braila Romania | |
| SN | City and county in NE Walachia. |
| brain cases | |
|---|---|
| USE | craniums |
| braincases | |
|---|---|
| USE | craniums |
| brains | |
|---|---|
| USE | skulls |
| Brallier Shale | |
|---|---|
| BT | Chronostratigraphic Units |
| .Phanerozoic | |
| ..Paleozoic | |
| ...Devonian | |
| ....Upper Devonian | |
| .....Brallier Shale | |
| RT | Virginia |
| Pennsylvania | |
| West Virginia | |
| SN | In Susquehanna Group. Central Pennsylvania, Virginia and West Virginia. Added to Thesaurus in 1985. |
| Bramsche Germany | |
|---|---|
| BT | Europe |
| .Central Europe | |
| ..Germany | |
| ...Lower Saxony Germany | |
| ....Bramsche Germany | |
| SN | Town in SW Lower Saxony. |
| Branch County Michigan | |
|---|---|
| BT | United States |
| .Michigan | |
| ..Michigan Lower Peninsula | |
| ...Branch County Michigan | |
| Branchiopoda | |
|---|---|
| BT | Invertebrata |
| .Arthropoda | |
| ..Mandibulata | |
| ...Crustacea | |
| ....Branchiopoda | |
| NT | Cladocera |
| UF | Conchostraca |
| Brandenburg Germany | |
|---|---|
| BT | Europe |
| .Central Europe | |
| ..Germany | |
| ...Brandenburg Germany | |
| NT | Berlin Germany |
| Cottbus Germany | |
| Doberlug Germany | |
| Potsdam Germany | |
| RT | North German Plain |
| Frankfurt Germany | |
| Oder Valley | |
| SN | State in NE Germany. Before 1993, used as region. Includes the town on the Havel River. |
| Brandenburg Stade | |
|---|---|
| BT | Chronostratigraphic Units |
| .Phanerozoic | |
| ..Cenozoic | |
| ...Quarternary | |
| ....Pleistocene | |
| .....Upper Pleistocene | |
| ......Weichselian | |
| .......Brandenburg Stade | |
| SN | Europe. Before 1978, also search Brandenburg. |
| Brandon | |
|---|---|
| RT | England |
| Warwickshire England | |
| SN | Region in Warwickshire, central England. After 1992, see Brandon Manitoba for city in SW Manitoba. Before 1989, also included use for the town in Vermont; now use specific city-state term when applicable. Indexed with Warwickshire England or regions as ap |
| Brandon Manitoba | |
|---|---|
| BT | Canada |
| .Western Canada | |
| ..Manitoba | |
| ...Brandon Manitoba | |
| SN | City in SW Manitoba. |
| Brandon Stade | |
|---|---|
| BT | Chronostratigraphic Units |
| .Phanerozoic | |
| ..Cenozoic | |
| ...Quarternary | |
| ....Pleistocene | |
| .....Upper Pleistocene | |
| ......Weichselian | |
| .......Brandon Stade | |
| SN | Europe. Before 1978, also search Brandon. |
| Brandon Vermont | |
|---|---|
| BT | United States |
| .Vermont | |
| ..Rutland County Vermont | |
| ...Brandon Vermont | |
| SN | Town in W Vermont. |
| brannerite | |
|---|---|
| BT | oxides |
| .brannerite | |
| RT | uranium ores |
| Bransfield Strait | |
|---|---|
| BT | Antarctic Ocean |
| .Bransfield Strait | |
| RT | Bellingshausen Sea |
| Weddell Sea | |
| SN | Antarctic Ocean between South Shetland Islands and Antarctic Peninsula, Antarctica. Connects Weddell Sea on the Atlantic Ocean side with Bellingshausen Sea, Pacific Ocean side. Added to Thesaurus in 1993. |
| Brant County Ontario | |
|---|---|
| BT | Canada |
| .Eastern Canada | |
| ..Ontario | |
| ...Brant County Ontario | |
| Brantley County Georgia | |
|---|---|
| BT | United States |
| .Georgia | |
| ..Brantley County Georgia | |
| Brasov Romania | |
|---|---|
| BT | Europe |
| .Southern Europe | |
| ..Romania | |
| ...Transylvania | |
| ....Brasov Romania | |
| NT | Hoghiz Romania |
| SN | City and county in SE Transylvania. From 1950-1960, the city was named Stalin. |
| Brassfield Formation | |
|---|---|
| BT | Chronostratigraphic Units |
| .Phanerozoic | |
| ..Paleozoic | |
| ...Silurian | |
| ....Lower Silurian | |
| .....Brassfield Formation | |
| RT | Kentucky |
| Illinois | |
| Indiana | |
| Ohio | |
| Tennessee | |
| Arkansas | |
| SN | Considered to consist of lower dolomitic limestone, including Whitfieldella bed, and Plum Creek Clay Member above. In central N Arkansas, S Indiana, SW Illinois, central Kentucky, SW Ohio, and S Tennessee. |
| Bratislava Slovakia | |
|---|---|
| BT | Europe |
| .Central Europe | |
| ..Slovakia | |
| ...Bratislava Slovakia | |
| SN | City and region on the Danube River in SW Slovakia. Before 1995, Bratislava Czechoslovakia was also used. |
| braunite | |
|---|---|
| BT | silicates |
| .orthosilicates | |
| ..nesosilicates | |
| ...braunite | |
| RT | manganese ores |
| Braunschweig Germany | |
|---|---|
| USE | Brunswick Germany |
| Bravais lattice | |
|---|---|
| USE | lattice |
| bravoite | |
|---|---|
| BT | sulfides |
| .bravoite | |
| RT | pyrite |
| Brawley Fault | |
|---|---|
| BT | United States |
| .California | |
| ..Imperial County California | |
| ...Brawley Fault | |
| UF | Brawley seismic zone |
| SN | S California. Added to Thesaurus in 1989. |
| Brawley seismic zone | |
|---|---|
| USE | Brawley Fault |
| Braxton County West Virginia | |
|---|---|
| BT | United States |
| .West Virginia | |
| ..Braxton County West Virginia | |
| Brazil Basin | |
|---|---|
| BT | Atlantic Ocean |
| .South Atlantic | |
| ..Brazil Basin | |
| RT | Antarctic Bottom Water |
| DSDP Site 515 | |
| Vema Channel | |
| Leg 39 | |
| DSDP Site 19 | |
| DSDP Site 20 | |
| DSDP Site 21 | |
| DSDP Site 23 | |
| DSDP Site 24 | |
| DSDP Site 355 | |
| Leg 3 | |
| Leg 72 | |
| SN | In SW Atlantic. Added to Thesaurus in 1989. |
| Brazilian Cycle | |
|---|---|
| RT | cycles |
| tectonics | |
| SN | Tectonic cycle. Added to Thesaurus in 1989. |
| Brazilian Shield | |
|---|---|
| BT | South America |
| .Brazil | |
| ..Brazilian Shield | |
| UF | Amazonian Shield |
| RT | Parana Brazil |
| Sao Paulo Brazil | |
| Minas Gerais Brazil | |
| Bahia Brazil | |
| Para Brazil | |
| Maranhao Brazil | |
| Mato Grosso Brazil | |
| Goias Brazil | |
| Santa Catarina Brazil | |
| SN | The Brazilian uplands of N central, E central, and S Brazil. Indexed with states as applicable. |
| Brazoria County Texas | |
|---|---|
| BT | United States |
| .Texas | |
| ..Brazoria County Texas | |
| NT | Pleasant Bayou |
| SN | On Gulf of Mexico in SE Texas. |
| Brazos County Texas | |
|---|---|
| BT | United States |
| .Texas | |
| ..Brazos County Texas | |
| RT | Iola Field |
| SN | E central Texas. |
| Brazos River | |
|---|---|
| BT | United States |
| .Texas | |
| ..Brazos River | |
| SN | Central Texas. |
| Brazzaville Congo | |
|---|---|
| BT | Africa |
| .Central Africa | |
| ..Congo | |
| ...Brazzaville Congo | |
| SN | City on the Congo River across from Kinshasa. |
| break (knickpoint) | |
|---|---|
| USE | knickpoints |
| breakers | |
|---|---|
| USE | breaking waves |
| breaking strength | |
|---|---|
| USE | fracture strength |
| breaking waves | |
|---|---|
| BT | ocean waves |
| .breaking waves | |
| UF | breakers |
| RT | waves |
| SN | Before 1978, also search waves AND breaking. |
| breakouts | |
|---|---|
| USE | borehole breakouts |
| breakthrough curves | |
|---|---|
| RT | concentration |
| ground water | |
| preferential flow | |
| soils | |
| solute transport | |
| solutes | |
| tracers | |
| SN | Measure solute concentration of fluids entering a soil column. |
| breakwaters | |
|---|---|
| BT | marine installations |
| .breakwaters | |
| UF | water-break |
| RT | engineering geology |
| shorelines | |
| tombolos | |
| Breathitt County Kentucky | |
|---|---|
| BT | United States |
| .Kentucky | |
| ..Breathitt County Kentucky | |
| SN | E central Kentucky. |
| Breathitt Formation | |
|---|---|
| BT | Chronostratigraphic Units |
| .Phanerozoic | |
| ..Paleozoic | |
| ...Carboniferous | |
| ....Pennsylvanian | |
| .....Middle Pennsylvanian | |
| ......Breathitt Formation | |
| RT | Kentucky |
| Pottsville Group | |
| SN | In Pottsville Group. In SE Kentucky. |
| breccia | |
|---|---|
| BT | sedimentary rocks |
| .clastic rocks | |
| ..breccia | |
| NT | tectonic breccia |
| volcanic breccia | |
| UF | rubblerock |
| RT | tectonics |
| faults | |
| agglomerate | |
| conglomerate | |
| gravel | |
| structural analysis | |
| sediments | |
| EET 87521 | |
| terrigenous materials | |
| meteor craters | |
| breccia pipes | |
| brecciation | |
| gouge | |
| lunar breccia | |
| megabreccia | |
| microbreccia | |
| shear zones | |
| slickensides | |
| suevite | |
| SN | As of 1981, use lunar breccia for breccia on the Moon. |
| breccia pipes | |
|---|---|
| BT | intrusions |
| .pipes | |
| ..breccia pipes | |
| RT | volcanism |
| breccia | |
| volcanoes | |
| volcanic rocks | |
| diatremes | |
| plugs | |
| volcanic breccia | |
| brecciation | |
|---|---|
| RT | breccia |
| processes | |
| Breckinridge County Kentucky | |
|---|---|
| BT | United States |
| .Kentucky | |
| ..Breckinridge County Kentucky | |
| Brecknock (shire) | |
|---|---|
| USE | Brecknockshire Wales |
| Brecknockshire Wales | |
|---|---|
| BT | Europe |
| .Western Europe | |
| ..United Kingdom | |
| ...Great Britain | |
| ....Wales | |
| .....Powys Wales | |
| ......Brecknockshire Wales | |
| UF | Brecknock (shire) |
| Breconshire Wales | |
| SN | Former county SE Wales. As of April 1974, part of Powys. Before 1993, also search Brecon. |
| Breconshire Wales | |
|---|---|
| USE | Brecknockshire Wales |
| Breidamerkurjokull | |
|---|---|
| BT | Europe |
| .Western Europe | |
| ..Iceland | |
| ...Breidamerkurjokull | |
| SN | Glacier. |
| Bremen Germany | |
|---|---|
| BT | Europe |
| .Central Europe | |
| ..Germany | |
| ...Lower Saxony Germany | |
| ....Bremen Germany | |
| RT | Weser River |
| SN | City state in NW Germany. |
| Bremer County Iowa | |
|---|---|
| BT | United States |
| .Iowa | |
| ..Bremer County Iowa | |
| Brenham Texas | |
|---|---|
| BT | United States |
| .Texas | |
| ..Washington County Texas | |
| ...Brenham Texas | |
| SN | City in SE central Texas. |
| Brent Crater | |
|---|---|
| BT | Canada |
| .Eastern Canada | |
| ..Ontario | |
| ...Nipissing District Ontario | |
| ....Brent Crater | |
| RT | impact features |
| SN | Meteor crater at Brent in Algonquin Provincial Park E of Georgian Bay. |
| Brent Group | |
|---|---|
| BT | Chronostratigraphic Units |
| .Phanerozoic | |
| ..Mesozoic | |
| ...Jurassic | |
| ....Middle Jurassic | |
| .....Bajocian | |
| ......Brent Group | |
| RT | Broom Formation |
| Etive Formation | |
| Rannoch Formation | |
| Ness Formation | |
| North Sea | |
| Tarbert Formation | |
| SN | Added to Thesaurus in 1989. |
| Brescia Italy | |
|---|---|
| BT | Europe |
| .Southern Europe | |
| ..Italy | |
| ...Lombardy Italy | |
| ....Brescia Italy | |
| SN | City and province in E Lombardy. |
| Breslau Poland | |
|---|---|
| USE | Wroclaw Poland |
| Brest Basin | |
|---|---|
| BT | Europe |
| .Brest Basin | |
| RT | Poland |
| Ukraine | |
| Belarus | |
| SN | Named after city of Brest in SW Belarus. Indexed with Poland and former Soviet republics as applicable. |
| Brest Belarus | |
|---|---|
| BT | Europe |
| .Belarus | |
| ..Brest Belarus | |
| SN | City in SW Belarus. This term has multiple hierarchies. |
| Brest France | |
|---|---|
| BT | Europe |
| .Western Europe | |
| ..France | |
| ...Finistere France | |
| ....Brest France | |
| SN | City on the Atlantic in W France. |
| Brevard County Florida | |
|---|---|
| BT | United States |
| .Florida | |
| ..Brevard County Florida | |
| NT | Cape Canaveral |
| SN | On the Atlantic Ocean in central Florida. |
| Brevard fault zone | |
|---|---|
| USE | Brevard Zone |
| Brevard Zone | |
|---|---|
| BT | United States |
| .Brevard Zone | |
| UF | Brevard fault zone |
| RT | South Carolina |
| Appalachians | |
| Alabama | |
| North Carolina | |
| West Virginia | |
| Georgia | |
| Southern Appalachians | |
| SN | S and Central Appalachians. Indexed with Appalachians and states as applicable. |
| Brewster County Texas | |
|---|---|
| BT | United States |
| .Texas | |
| ..Brewster County Texas | |
| NT | Big Bend National Park |
| Mule Ear Diatreme | |
| Terlingua Texas | |
| RT | Rattlesnake Mountain |
| Christmas Mountains | |
| Davis Mountains | |
| Glass Mountains | |
| SN | Extreme SW Texas. |
| Brezno Slovakia | |
|---|---|
| BT | Europe |
| .Central Europe | |
| ..Slovakia | |
| ...Brezno Slovakia | |
| SN | Town in central Slovakia. Before 1995, Brezno Czechoslovakia was also used. |
| Briancon France | |
|---|---|
| BT | utes-Alpes France |
| .Briancon France | |
| SN | Town in SE France. |
| Briancon Zone | |
|---|---|
| USE | Brianconnais Zone |
| Brianconnais Zone | |
|---|---|
| BT | Europe |
| .Brianconnais Zone | |
| UF | Briancon Zone |
| Brianconnaise Zone | |
| RT | Mesozoic |
| Jurassic | |
| Cretaceous | |
| Tertiary | |
| Paleocene | |
| Eocene | |
| Permian | |
| Italy | |
| France | |
| Alps | |
| SN | SE France and NW Italy. Indexed with countries as applicable. |
| Brianconnaise Zone | |
|---|---|
| USE | Brianconnais Zone |
| briartite | |
|---|---|
| BT | sulfides |
| .briartite | |
| brick clays | |
|---|---|
| SN | Not a valid term for GeoRef. Use clays. |
| brides | |
|---|---|
| NT | Inner Hebrides |
| Outer Hebrides | |
| Bridge Creek Limestone Member | |
|---|---|
| BT | Chronostratigraphic Units |
| .Phanerozoic | |
| ..Mesozoic | |
| ...Cretaceous | |
| ....Upper Cretaceous | |
| .....Bridge Creek Limestone Member | |
| RT | Colorado |
| Kansas | |
| Greenhorn Limestone | |
| SN | Of Greenhorn Limestone. SE Colorado and W Kansas. Added to Thesaurus in 1989. |
| Bridger Formation | |
|---|---|
| BT | Chronostratigraphic Units |
| .Phanerozoic | |
| ..Cenozoic | |
| ...Paleogene | |
| ....Eocene | |
| .....Bridger Formation | |
| RT | Utah |
| Wyoming | |
| Colorado | |
| SN | Middle and upper? Eocene. SW Wyoming, NW Colorado and NE Utah. Added to Thesaurus in 1985. |
| Bridger Range | |
|---|---|
| BT | United States |
| .U. S. Rocky Mountains | |
| ..Bridger Range | |
| BT | United States |
| .Montana | |
| ..Bridger Range | |
| RT | Meagher County Montana |
| Gallatin County Montana | |
| Park County Montana | |
| SN | SW Montana. This term has multiple hierarchies. Indexed with counties as applicable. Added to Thesaurus in 1985. |
| Bridgerian | |
|---|---|
| BT | Chronostratigraphic Units |
| .Phanerozoic | |
| ..Cenozoic | |
| ...Paleogene | |
| ....Eocene | |
| .....Bridgerian | |
| SN | North America. |
| bridges | |
|---|---|
| RT | abutments |
| engineering geology | |
| foundations | |
| geomorphology | |
| highways | |
| natural curiosities | |
| SN | Restricted; used for the man-made structures. For the naturally occurring, archlike features, use natural curiosities. |
| brief report | |
|---|---|
| USE | report |
| Brigham Group | |
|---|---|
| BT | Chronostratigraphic Units |
| .Phanerozoic | |
| ..Paleozoic | |
| ...Cambrian | |
| ....Brigham Group | |
| RT | Idaho |
| Utah | |
| Washington | |
| SN | Lower and Middle Cambrian. SE Idaho, NE Utah and NE Washington. Added to Thesaurus in 1989. |
| Bright Angel Shale | |
|---|---|
| BT | Chronostratigraphic Units |
| .Phanerozoic | |
| ..Paleozoic | |
| ...Cambrian | |
| ....Middle Cambrian | |
| .....Bright Angel Shale | |
| RT | California |
| Nevada | |
| Arizona | |
| SN | N Arizona, SE California and S Nevada. Added to Thesaurus in 1985. |
| bright spots | |
|---|---|
| SN | Not a valid term for GeoRef. As of 1993, use hydrocarbon indicators if applicable. |
| brightness | |
|---|---|
| UF | luminance |
| RT | properties |
| remote sensing | |
| albedo | |
| reflectance | |
| optical properties | |
| luminescence | |
| surface properties | |
| SN | Added to Thesaurus in 1995. |
| Brillouin spectra | |
|---|---|
| BT | spectra |
| .Brillouin spectra | |
| RT | spectroscopy |
| acoustical methods | |
| crystallography | |
| wave dispersion | |
| vibrational spectra | |
| thermal analysis data | |
| vibration | |
| SN | Data from Brillouin spectroscopy. Also search Brillouin scattering if applicable. Added to Thesaurus in 1995. |
| BRIM | |
|---|---|
| UF | Black River-Matheson Program |
| RT | Ontario |
| Cochrane District Ontario | |
| programs | |
| SN | Acronym for program in Cochrane District, Ontario. Added to Thesaurus in 1989. |
| Brindisi Italy | |
|---|---|
| BT | Europe |
| .Southern Europe | |
| ..Italy | |
| ...Apulia Italy | |
| ....Brindisi Italy | |
| SN | City and province on the S Adriatic Sea. |
| brine | |
|---|---|
| USE | brines |
| Brioverian | |
|---|---|
| BT | Chronostratigraphic Units |
| .Precambrian | |
| ..Proterozoic | |
| ...Neoproterozoic | |
| ....Brioverian | |
| SN | Europe. |
| Brisbane Australia | |
|---|---|
| BT | Australasia |
| .Australia | |
| ..Queensland Australia | |
| ...Brisbane Australia | |
| SN | City in extreme SE Queensland. |
| Briscoe County Texas | |
|---|---|
| BT | United States |
| .Texas | |
| ..Briscoe County Texas | |
| Bristol Bay | |
|---|---|
| BT | Pacific Ocean |
| .North Pacific | |
| ..Bering Sea | |
| ...Bristol Bay | |
| BT | Pacific Ocean |
| .North Pacific | |
| ..Northeast Pacific | |
| ...Bristol Bay | |
| SN | Between SW Alaskan mainland and Alaska Peninsula. This term has multiple hierarchies. |
| Bristol Channel | |
|---|---|
| BT | Europe |
| .Western Europe | |
| ..United Kingdom | |
| ...Great Britain | |
| ....Bristol Channel | |
| RT | England |
| Wales | |
| Swansea Bay | |
| SN | Arm of Atlantic Ocean. Indexed with England and/or Wales. |
| Bristol County Massachusetts | |
|---|---|
| BT | United States |
| .Massachusetts | |
| ..Bristol County Massachusetts | |
| Bristol County Rhode Island | |
|---|---|
| BT | United States |
| .Rhode Island | |
| ..Bristol County Rhode Island | |
| Bristol England | |
|---|---|
| BT | Europe |
| .Western Europe | |
| ..United Kingdom | |
| ...Great Britain | |
| ....England | |
| .....Avon England | |
| ......Bristol England | |
| RT | Gloucestershire England |
| SN | City on the Bristol Channel in SW central England. |
| britholite | |
|---|---|
| BT | phosphates |
| .britholite | |
| BT | silicates |
| .orthosilicates | |
| ..britholite | |
| SN | This term has multiple hierarchies. |
| British Geological Survey | |
|---|---|
| BT | government agencies |
| .survey organizations | |
| ..British Geological Survey | |
| RT | United Kingdom |
| British Guiana | |
|---|---|
| USE | Guyana |
| British Honduras | |
|---|---|
| USE | Belize |
| British Institutes Reflection Profiling Syndicate | |
|---|---|
| USE | BIRPS |
| British Museum | |
|---|---|
| UF | BM (NH) |
| Natural History Museum of London | |
| RT | England |
| museums | |
| SN | Includes the natural history museum. Added to Thesaurus in 1985. |
| British North Borneo | |
|---|---|
| USE | Sabah Malaysia |
| British Somaliland | |
|---|---|
| USE | Somali Republic |
| British Virgin Islands | |
|---|---|
| BT | Caribbean region |
| .West Indies | |
| ..Antilles | |
| ...Lesser Antilles | |
| ....Virgin Islands | |
| .....British Virgin Islands | |
| NT | Anegada Island |
| RT | United Kingdom |
| SN | Virgin Islands excluding those of the United States. Before 1978, also search Virgin Islands for British Virgin Islands. |
| Brittany | |
|---|---|
| BT | Europe |
| .Western Europe | |
| ..France | |
| ...Brittany | |
| RT | Finistere France |
| Cotes-du-Nord France | |
| Morbihan France | |
| SN | Region and former province occupying peninsula between English Channel and Bay of Biscay. |
| brittle deformation | |
|---|---|
| BT | deformation |
| .brittle deformation | |
| UF | brittle fracture |
| RT | tectonics |
| structural analysis | |
| anelasticity | |
| fractures | |
| brittle materials | |
| brittleness | |
| cataclasis | |
| SN | Added to Thesaurus in 1985. |
| brittle fracture | |
|---|---|
| USE | brittle deformation |
| brittle materials | |
|---|---|
| RT | brittle deformation |
| brittleness | |
| deformation | |
| materials | |
| rock mechanics | |
| SN | Added to Thesaurus in 1989. |
| brittleness | |
|---|---|
| RT | brittle deformation |
| brittle materials | |
| deformation | |
| mechanical properties | |
| rigidity | |
| rock mechanics | |
| strain | |
| stress | |
| SN | Added to Thesaurus in 1989. |
| Brive Basin | |
|---|---|
| BT | Europe |
| .Western Europe | |
| ..France | |
| ...Brive Basin | |
| UF | Brive-la-Gaillarde Basin |
| RT | Correze France |
| SN | S central France. Also search Brive or Brive-la-Gaillarde if applicable. Indexed with Correze France if applicable. |
| Brive-la-Gaillarde Basin | |
|---|---|
| USE | Brive Basin |
| Brno Czech Republic | |
|---|---|
| BT | Europe |
| .Central Europe | |
| ..Czech Republic | |
| ...Moravia | |
| ....Brno Czech Republic | |
| SN | City in S central Moravia. Before 1995, Brno Czechoslovakia was also used. |
| Broach India | |
|---|---|
| BT | Asia |
| .Indian Peninsula | |
| ..India | |
| ...Gujarat India | |
| ....Broach India | |
| UF | Bharuch India |
| SN | City and district in SE Gujarat, W India. |
| broad band spectra | |
|---|---|
| USE | broad-band spectra |
| broad-band spectra | |
|---|---|
| UF | broad band spectra |
| broadband spectra | |
| RT | TERRAscope |
| spectra | |
| satellite methods | |
| electromagnetic methods | |
| frequency | |
| SN | Added to Thesaurus in 1993. |
| broadband spectra | |
|---|---|
| USE | broad-band spectra |
| Broadlands | |
|---|---|
| RT | geothermal fields |
| North Island | |
| New Zealand | |
| Taupo volcanic zone | |
| Wairakei | |
| SN | Geothermal field. Central North Island, New Zealand. Indexed with North Island and New Zealand as applicable. |
| Broadwater County Montana | |
|---|---|
| BT | United States |
| .Montana | |
| ..Broadwater County Montana | |
| RT | Big Belt Mountains |
| SN | W central Montana. |
| brochantite | |
|---|---|
| BT | sulfates |
| .brochantite | |
| Brocken Massif | |
|---|---|
| BT | Europe |
| .Central Europe | |
| ..Germany | |
| ...Brocken Massif | |
| RT | Saxony-Anhalt Germany |
| Harz Mountains | |
| SN | In Harz Mountains in central Germany. |
| Brockman Iron Formation | |
|---|---|
| BT | Chronostratigraphic Units |
| .Precambrian | |
| ..Brockman Iron Formation | |
| RT | Australia |
| Western Australia | |
| Wittenoom Gorge | |
| SN | Wittenoom Gorge area in NW Western Australia. |
| Broegger Peninsula | |
|---|---|
| USE | Brogger Peninsula |
| Brogger Peninsula | |
|---|---|
| BT | Arctic region |
| .Svalbard | |
| ..Spitsbergen | |
| ...Spitsbergen Island | |
| ....Brogger Peninsula | |
| UF | Broegger Peninsula |
| Broggerhalvoya | |
| SN | On the Island of Spitsbergen. |
| Broggerhalvoya | |
|---|---|
| USE | Brogger Peninsula |
| Broken Bay | |
|---|---|
| BT | Australasia |
| .Australia | |
| ..New South Wales Australia | |
| ...Broken Bay | |
| RT | Southwest Pacific |
| SN | Inlet of Pacific Ocean, N of Sydney, E New South Wales. |
| Broken Hill | |
|---|---|
| RT | Broken Hill Block |
| metal ores | |
| New South Wales Australia | |
| SN | City and metals mining center in W New South Wales. As of 1993, use Broken Hill Australia for the city. Indexed with state or region as applicable. |
| Broken Hill Block | |
|---|---|
| BT | Australasia |
| .Australia | |
| ..Broken Hill Block | |
| RT | South Australia |
| New South Wales Australia | |
| Broken Hill | |
| SN | Structural unit, W New South Wales and E South Australia. Indexed with states as applicable. Added to Thesaurus in 1985. |
| Broken Hill Mine | |
|---|---|
| RT | base metals |
| Cape Province region | |
| lead-zinc deposits | |
| metal ores | |
| mines | |
| New South Wales Australia | |
| Northern Cape Province South Africa | |
| South Africa | |
| Zambia | |
| SN | Metal ore mine in Broken Hill area, New South Wales. Also base metals mine in Aggeneys, Northern Cape Province, South Africa. Also lead-zinc deposits in Kabwe, Zambia. Before 1993, also search Broken Hill and region and commodity. Indexed with countries a |
| Broken Ridge | |
|---|---|
| RT | DSDP Site 255 |
| Indian Ocean | |
| Iron County Utah | |
| Leg 121 | |
| Leg 26 | |
| ODP Site 752 | |
| ODP Site 753 | |
| ODP Site 754 | |
| ODP Site 755 | |
| Wah Wah Mountains | |
| SN | SE Indian Ocean. Also ridge in Wah Wah Mountains of Iron County Utah. Search in combination with Indian Ocean or Utah as applicable. Indexed with Indian Ocean or Iron County Utah if applicable. Added to Thesaurus in 1995. |
| Broken River Formation | |
|---|---|
| BT | Chronostratigraphic Units |
| .Phanerozoic | |
| ..Paleozoic | |
| ...Broken River Formation | |
| RT | Silurian |
| Devonian | |
| Queensland Australia | |
| Australia | |
| SN | Silurian and Devonian. NE Queensland. Indexed with ages as applicable. |
| Brome County Quebec | |
|---|---|
| BT | Canada |
| .Eastern Canada | |
| ..Quebec | |
| ...Brome County Quebec | |
| bromellite | |
|---|---|
| BT | oxides |
| .bromellite | |
| Bromide Formation | |
|---|---|
| BT | Chronostratigraphic Units |
| .Phanerozoic | |
| ..Paleozoic | |
| ...Ordovician | |
| ....Middle Ordovician | |
| .....Bromide Formation | |
| RT | Oklahoma |
| Simpson Group | |
| SN | In Simpson Group. Added to Thesaurus in 1985. |
| bromide ion | |
|---|---|
| BT | halogens |
| .bromine | |
| ..bromide ion | |
| RT | ions |
| bromides | |
| SN | Before 1978, search bromide. Added to Thesaurus in 1993. |
| bromides | |
|---|---|
| BT | halides |
| .bromides | |
| RT | bromide ion |
| SN | Before 1981, also search bromide. |
| bromine | |
|---|---|
| BT | halogens |
| .bromine | |
| NT | bromide ion |
| UF | Br |
| RT | brines |
| bromine deposits | |
| salt | |
| SN | Chemical element. Use bromine deposits for bromine as a commodity. |
| bromine deposits | |
|---|---|
| RT | brines |
| bromine | |
| salt | |
| SN | Commodity. See List C. |
| bromlite | |
|---|---|
| USE | alstonite |
| Bronson Hill Anticlinorium | |
|---|---|
| BT | United States |
| .Bronson Hill Anticlinorium | |
| RT | Massachusetts |
| New Hampshire | |
| SN | In S New Hampshire and N central Massachusetts. Indexed with states as applicable. |
| Bronx County New York | |
|---|---|
| BT | United States |
| .New York | |
| ..Bronx County New York | |
| Bronze Age | |
|---|---|
| BT | Chronostratigraphic Units |
| .Phanerozoic | |
| ..Cenozoic | |
| ...Bronze Age | |
| RT | Holocene |
| archaeology | |
| Quaternary | |
| SN | Archaeological classification. Added to Thesaurus in 1985. |
| bronzite | |
|---|---|
| USE | enstatite |
| bronzitite | |
|---|---|
| BT | igneous rocks |
| .plutonic rocks | |
| ..ultramafics | |
| ...bronzitite | |
| RT | pyroxenite |
| Brooke County West Virginia | |
|---|---|
| BT | United States |
| .West Virginia | |
| ..Brooke County West Virginia | |
| Brookings County South Dakota | |
|---|---|
| BT | United States |
| .South Dakota | |
| ..Brookings County South Dakota | |
| brookite | |
|---|---|
| BT | oxides |
| .brookite | |
| RT | anatase |
| rutile | |
| titanium oxides | |
| Brooks County Georgia | |
|---|---|
| BT | United States |
| .Georgia | |
| ..Brooks County Georgia | |
| Brooks County Texas | |
|---|---|
| BT | United States |
| .Texas | |
| ..Brooks County Texas | |
| Brooks Range | |
|---|---|
| BT | United States |
| .Alaska | |
| ..Northern Alaska | |
| ...Brooks Range | |
| NT | De Long Mountains |
| Endicott Mountains | |
| Sadlerochit Mountains | |
| SN | Between Yukon River and Arctic Ocean in N central Alaska. At one time, was considered part of Rocky Mountains. |
| Broom Formation | |
|---|---|
| BT | Chronostratigraphic Units |
| .Phanerozoic | |
| ..Mesozoic | |
| ...Jurassic | |
| ....Middle Jurassic | |
| .....Bajocian | |
| ......Broom Formation | |
| RT | Aalenian |
| Brent Group | |
| North Sea | |
| SN | At the base of the Brent Group. North Sea region. Added to Thesaurus in 1995. |
| Broome County New York | |
|---|---|
| BT | United States |
| .New York | |
| ..Broome County New York | |
| NT | Binghamton New York |
| SN | S New York. |
| Brothers fault zone | |
|---|---|
| BT | United States |
| .Oregon | |
| ..Brothers fault zone | |
| RT | Cascade Range |
| SN | Cascade Range, central Oregon. Indexed with counties as applicable. Added to Thesaurus in 1985. |
| Broward County Florida | |
|---|---|
| BT | United States |
| .Florida | |
| ..Broward County Florida | |
| RT | Biscayne Aquifer |
| SN | On the Atlantic Ocean in S Florida. |
| brown algae | |
|---|---|
| USE | Phaeophyta |
| brown coal | |
|---|---|
| SN | As of 1981, no longer a valid term for GeoRef. Use lignite. |
| Brown County Illinois | |
|---|---|
| BT | United States |
| .Illinois | |
| ..Brown County Illinois | |
| NT | Versailles Illinois |
| SN | W Illinois. |
| Brown County Indiana | |
|---|---|
| BT | Indiana |
| .Brown County Indiana | |
| SN | S central Indiana. |
| Brown County Kansas | |
|---|---|
| BT | United States |
| .Kansas | |
| ..Brown County Kansas | |
| SN | NE Kansas. |
| Brown County Minnesota | |
|---|---|
| BT | United States |
| .Minnesota | |
| ..Brown County Minnesota | |
| NT | New Ulm Minnesota |
| SN | S Minnesota. |
| Brown County Nebraska | |
|---|---|
| BT | United States |
| .Nebraska | |
| ..Brown County Nebraska | |
| Brown County Ohio | |
|---|---|
| BT | United States |
| .Ohio | |
| ..Brown County Ohio | |
| Brown County South Dakota | |
|---|---|
| BT | United States |
| .South Dakota | |
| ..Brown County South Dakota | |
| Brown County Texas | |
|---|---|
| BT | United States |
| .Texas | |
| ..Brown County Texas | |
| Brown County Wisconsin | |
|---|---|
| BT | United States |
| .Wisconsin | |
| ..Brown County Wisconsin | |
| NT | Green Bay Wisconsin |
| SN | E Wisconsin. |
| Brown forest soils | |
|---|---|
| BT | soils |
| .Brown forest soils | |
| RT | soil group |
| Intrazonal soils | |
| brown mica | |
|---|---|
| USE | phlogopite |
| Brown soils | |
|---|---|
| BT | soils |
| .Brown soils | |
| RT | soil group |
| Zonal soils | |
| Browns Park Formation | |
|---|---|
| BT | Chronostratigraphic Units |
| .Phanerozoic | |
| ..Cenozoic | |
| ...Neogene | |
| ....Browns Park Formation | |
| RT | Pliocene |
| Miocene | |
| Utah | |
| Wyoming | |
| Colorado | |
| SN | Miocene? NE Utah, NW Colorado and S Wyoming. Added to Thesaurus in 1985. |
| Browse Basin | |
|---|---|
| RT | Indian Ocean |
| Timor Sea | |
| Western Australia | |
| SN | Continental shelf off N Western Australia. Indexed with land or ocean regions as applicable. Added to Thesaurus in 1985. |
| Bruce County Ontario | |
|---|---|
| BT | Canada |
| .Eastern Canada | |
| ..Ontario | |
| ...Bruce County Ontario | |
| Bruce Peninsula | |
|---|---|
| BT | Canada |
| .Eastern Canada | |
| ..Ontario | |
| ...Bruce Peninsula | |
| UF | Saugeen Peninsula |
| RT | Niagara Escarpment |
| SN | Peninsula of SE Ontario, Canada. Extends N between Lake Huron and Georgian Bay. Added to Thesaurus in 1981. |
| brucite | |
|---|---|
| BT | oxides |
| .brucite | |
| brucite marble | |
|---|---|
| BT | metamorphic rocks |
| .marbles | |
| ..brucite marble | |
| Bruderheim Meteorite | |
|---|---|
| BT | meteorites |
| .stony meteorites | |
| ..chondrites | |
| ...L chondrites | |
| ....Bruderheim Meteorite | |
| RT | Alberta |
| SN | Olivine-hypersthene chondrite named for village NE of Edmonton in central Alberta. |
| Bruederheim | |
|---|---|
| SN | Not a valid term for GeoRef. See Bruderheim Meteorite. |
| Brule County South Dakota | |
|---|---|
| BT | United States |
| .South Dakota | |
| ..Brule County South Dakota | |
| Brule Formation | |
|---|---|
| BT | Chronostratigraphic Units |
| .Phanerozoic | |
| ..Cenozoic | |
| ...Paleogene | |
| ....Oligocene | |
| .....Brule Formation | |
| RT | Wyoming |
| Colorado | |
| Nebraska | |
| South Dakota | |
| White River Group | |
| lower Oligocene | |
| middle Oligocene | |
| SN | In White River Group. Lower and middle Oligocene. Previously considered lower Oligocene. In NE Colorado, W Nebraska, W South Dakota, and E Wyoming. Indexed with lower Oligocene and/or middle Oligocene as applicable. |
| Brunei | |
|---|---|
| BT | Malay Archipelago |
| .Borneo | |
| ..Brunei | |
| RT | ASEAN |
| East Malaysia | |
| SN | Sultanate formerly under British protection which gained independence and joined the Commonwealth in 1984. Found in NE part of Borneo. This term has multiple hierarchies. |
| Brunhes Chron | |
|---|---|
| BT | Chronostratigraphic Units |
| .Phanerozoic | |
| ..Cenozoic | |
| ...Quaternary | |
| ....upper Quaternary | |
| .....Brunhes Chron | |
| UF | Brunhes Epoch |
| Brunhes Normal | |
| RT | paleomagnetism |
| reversals | |
| SN | Geochronologic division based on magnetostratigraphic normal polarity unit. Extends to the present. Formerly designated the Brunhes Epoch. Added to Thesaurus in 1998. |
| Brunhes Epoch | |
|---|---|
| USE | Brunhes Chron |
| Brunhes Normal | |
|---|---|
| USE | Brunhes Chron |
| Brunswick | |
|---|---|
| SN | No longer a valid term for GeoRef. As of 1993, see Brunswick Germany for the city in Lower Saxony, Germany. As of 1989, for the city in Georgia, use Brunswick Georgia. |
| Brunswick County North Carolina | |
|---|---|
| BT | United States |
| .North Carolina | |
| ..Brunswick County North Carolina | |
| Brunswick County Virginia | |
|---|---|
| BT | United States |
| .Virginia | |
| ..Brunswick County Virginia | |
| SN | S Virginia. |
| Brunswick Formation | |
|---|---|
| BT | Chronostratigraphic Units |
| .Phanerozoic | |
| ..Mesozoic | |
| ...Brunswick Formation | |
| RT | Upper Triassic |
| Lower Jurassic | |
| Pennsylvania | |
| New Jersey | |
| Newark Supergroup | |
| Passaic Formation | |
| SN | In Newark Supergroup. New Jersey and SE Pennsylvania. Indexed with ages as applicable. Added to Thesaurus in 1989. |
| Brunswick Georgia | |
|---|---|
| BT | United States |
| .Georgia | |
| ..Glynn County Georgia | |
| ...Brunswick Georgia | |
| SN | City in SE Georgia. |
| Brunswick Germany | |
|---|---|
| BT | Europe |
| .Central Europe | |
| ..Germany | |
| ...Lower Saxony Germany | |
| ....Brunswick Germany | |
| UF | Braunschweig Germany |
| SN | City in Lower Saxony, Germany. |
| brushite | |
|---|---|
| BT | phosphates |
| .brushite | |
| Brushy Basin Shale Member | |
|---|---|
| BT | Chronostratigraphic Units |
| .Phanerozoic | |
| ..Mesozoic | |
| ...Jurassic | |
| ....Upper Jurassic | |
| .....Brushy Basin Shale Member | |
| RT | New Mexico |
| Utah | |
| Colorado | |
| Arizona | |
| Morrison Formation | |
| SN | Member of Morrison Formation. SE Utah, NE Arizona, SW Colorado and NW New Mexico. Added to Thesaurus in 1985. |
| Brushy Canyon Formation | |
|---|---|
| BT | Chronostratigraphic Units |
| .Phanerozoic | |
| ..Paleozoic | |
| ...Permian | |
| ....Guadalupian | |
| .....Brushy Canyon Formation | |
| RT | New Mexico |
| Delaware Mountain Group | |
| Delaware Basin | |
| Permian Basin | |
| SN | In the Delaware Mountain Group, Delaware Basin, W Texas and New Mexico. Not to be confused with the Upper Jurassic Brushy Canyon Member, Mariposa Formation of California. |
| Brussels Belgium | |
|---|---|
| BT | Europe |
| .Western Europe | |
| ..Belgium | |
| ...Brabant Belgium | |
| ....Brussels Belgium | |
| UF | Bruxelles Belgium |
| SN | City in central Belgium. |
| Bruxelles Belgium | |
|---|---|
| USE | Brussels Belgium |
| Bryan County Georgia | |
|---|---|
| BT | United States |
| .Georgia | |
| ..Bryan County Georgia | |
| SN | SE Georgia. |
| Bryan County Oklahoma | |
|---|---|
| BT | United States |
| .Oklahoma | |
| ..Bryan County Oklahoma | |
| SN | S Oklahoma. |
| Bryansk Russian Federation | |
|---|---|
| BT | Commonwealth of Independent States |
| .Russian Federation | |
| ..Bryansk Russian Federation | |
| BT | Europe |
| .Bryansk Russian Federation | |
| SN | City and oblast SW of Moscow in W Russian Federation. Before 1993, Bryansk Russian Republic was also used. This term has multiple hierarchies. |
| Bryophyta | |
|---|---|
| BT | Plantae |
| .Bryophyta | |
| NT | Hepaticae |
| Musci | |
| RT | thallophytes |
| mud mounds | |
| Bryozoa | |
|---|---|
| BT | Invertebrata |
| .Bryozoa | |
| NT | Cheilostomata |
| Cryptostomata | |
| Ctenostomata | |
| Cystoporata | |
| Trepostomata | |
| UF | Ectoprocta |
| Polyzoa | |
| RT | acanthopores |
| Cyclostomata | |
| reef builders | |
| SN | Phylum. |
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