Search SEDIS
| Data sets | Publications | Expeditions | Thesaurus |
Ru  | |
|---|---|
| USE | ruthenium |
| Ru-106 | |
|---|---|
| BT | isotopes |
| .radioactive isotopes | |
| ..Ru-106 | |
| BT | metals |
| .platinum group | |
| ..ruthenium | |
| ...Ru-106 | |
| SN | This term has multiple hierarchies. |
| Ruanda | |
|---|---|
| USE | Rwanda |
| Ruapehu | |
|---|---|
| BT | Australasia |
| .New Zealand | |
| ..Ruapehu | |
| UF | Ruapehu Volcano |
| RT | volcanoes |
| North Island | |
| Crater Lake | |
| SN | Volcano in Tongariro National Park in S central North Island. Also index North Island. |
| Ruapehu Volcano | |
|---|---|
| USE | Ruapehu |
| rubblerock | |
|---|---|
| USE | breccia |
| rubidium | |
|---|---|
| BT | metals |
| .alkali metals | |
| ..rubidium | |
| NT | Rb-87/Sr-86 |
| UF | Rb |
| RT | isotopes |
| lithophile elements | |
| K/Rb | |
| Rb/Sr | |
| rubidium-strontium | |
|---|---|
| USE | Rb/Sr |
| rubies | |
|---|---|
| RT | corundum |
| gems | |
| sapphire | |
| SN | Before 1982, also search ruby. Before 1993, included use when of economic value as well as for mineralogical studies. As of 1993, use corundum for the mineral. Indexed with with gems for the commodity. See List C. |
| Ruby Mountains | |
|---|---|
| RT | Elko County Nevada |
| Nevada | |
| Ruby Range | |
| White Pine County Nevada | |
| SN | Range in Elko and White Pine counties in NE Nevada. Also search Ruby Range AND Nevada. Indexed with counties or region and mountain ranges as applicable. |
| Ruby Range | |
|---|---|
| RT | Madison County Montana |
| Ruby Mountains | |
| Montana | |
| Yukon Territory | |
| SN | N extension of Snowcrest Mountains in SW Montana, lies just W of Ruby River. Also in other locations. For the location in NE Nevada, see Ruby Mountains (Note added 1995). Indexed with counties or region and mountain ranges as applicable. |
| Ruda Poland | |
|---|---|
| BT | Europe |
| .Central Europe | |
| ..Poland | |
| ...Katowice Poland | |
| ....Ruda Poland | |
| SN | Town in coal mining region in N central Katowice, S Poland. |
| Rudistae | |
|---|---|
| BT | Invertebrata |
| .Mollusca | |
| ..Bivalvia | |
| ...Rudistae | |
| Rudki Ukraine | |
|---|---|
| BT | Europe |
| .Ukraine | |
| ..Rudki Ukraine | |
| RT | Lvov Ukraine |
| SN | Town in Lvov Oblast in E Ukraine. This term has multiple hierarchies. Indexed with oblast as applicable. |
| Rudnichny Russian Federation | |
|---|---|
| BT | Commonwealth of Independent States |
| .Russian Federation | |
| ..Chelyabinsk Russian Federation | |
| ...Rudnichny Russian Federation | |
| SN | Town in W Chelyabinsk Oblast in Southern Urals of W Siberia. Before 1993, Rudichny Russian Republic was also used. |
| Rudny Altai | |
|---|---|
| BT | Asia |
| .Rudny Altai | |
| BT | Commonwealth of Independent States |
| .Rudny Altai | |
| UF | Rudnyy Altai |
| Rudnyy Altay | |
| RT | Russian Federation |
| Kazakhstan | |
| Altai Mountains | |
| Altai Russian Federation | |
| Eastern Kazakhstan | |
| SN | Region in the Altai Mountains in Vostochno Kazakhstan Oblast and in Altai Kray. This term has multiple hierarchies. Indexed with former Soviet republics as applicable. |
| Rudnyy Altai | |
|---|---|
| USE | Rudny Altai |
| Rudnyy Altay | |
|---|---|
| USE | Rudny Altai |
| Rudolf (Lake) | |
|---|---|
| USE | Lake Turkana |
| rudstone | |
|---|---|
| BT | sedimentary rocks |
| .carbonate rocks | |
| ..rudstone | |
| RT | boundstone |
| floatstone | |
| grainstone | |
| SN | Added to Thesaurus in 1995. |
| Ruegen (Island) | |
|---|---|
| USE | Rugen Island |
| Rugen Island | |
|---|---|
| BT | Europe |
| .Central Europe | |
| ..Germany | |
| ...Mecklenburg-Western Pomerania Germany | |
| ....Rugen Island | |
| UF | Ruegen (Island) |
| SN | In the Baltic Sea just off Mecklenburg-Western Pomerania, Germany. Largest island of Germany. Also search Rugen. |
| Rugosa | |
|---|---|
| BT | Invertebrata |
| .Coelenterata | |
| ..Anthozoa | |
| ...Zoantharia | |
| ....Rugosa | |
| UF | Tetracorallia |
| RT | Scleractinia |
| Tabulata | |
| SN | Order. |
| Ruhla Germany | |
|---|---|
| BT | Europe |
| .Central Europe | |
| ..Germany | |
| ...Thuringia Germany | |
| ....Ruhla Germany | |
| RT | Thuringian Forest |
| SN | Town in Thuringian Forest in Thuringia, central Germany. |
| Ruhr | |
|---|---|
| BT | Europe |
| .Central Europe | |
| ..Germany | |
| ...North Rhine-Westphalia Germany | |
| ....Ruhr | |
| UF | Ruhr Basin |
| Ruhr Valley | |
| SN | Major coal-mining and industrial region. Includes the Ruhr River valley and the Dusseldorf area to the S along the Rhine River. |
| Ruhr Basin | |
|---|---|
| USE | Ruhr |
| Ruhr Valley | |
|---|---|
| USE | Ruhr |
| Rum | |
|---|---|
| USE | Rhum |
| Rumania | |
|---|---|
| USE | Romania |
| Rumilly France | |
|---|---|
| BT | ute-Savoie France |
| .Rumilly France | |
| UF | Rumilly-Albanais France |
| SN | Town in E France. |
| Rumilly-Albanais France | |
|---|---|
| USE | Rumilly France |
| Ruminantia | |
|---|---|
| BT | Chordata |
| .Vertebrata | |
| ..Tetrapoda | |
| ...Mammalia | |
| ....Theria | |
| .....Eutheria | |
| ......Artiodactyla | |
| .......Ruminantia | |
| NT | Bovidae |
| Cervidae | |
| Giraffidae | |
| Tylopoda | |
| RT | horns |
| SN | Suborder. |
| Rundle Group | |
|---|---|
| RT | Alberta |
| Australia | |
| British Columbia | |
| Eocene | |
| Lower Mississippian | |
| Mississippian | |
| Queensland Australia | |
| Montana | |
| Upper Mississippian | |
| Yukon Territory | |
| SN | Lower Mississippian and Upper Mississippian. Alberta, British Columbia, Yukon Territory and Montana. Rundle Formation and Rundle oil shale have also been used for Eocene oil shale deposit in Queensland. Indexed with ages as applicable. Added to Thesaurus |
| Runnels County Texas | |
|---|---|
| BT | United States |
| .Texas | |
| ..Runnels County Texas | |
| SN | W central Texas. |
| runoff | |
|---|---|
| RT | CREAMS |
| discharge | |
| DRAINMOD | |
| hydrology | |
| precipitation | |
| retention | |
| rivers | |
| rivers and streams | |
| sediment yield | |
| storms | |
| stormwater | |
| streamflow | |
| streams | |
| surface water | |
| Universal Soil Loss Equation | |
| water balance | |
| water yield | |
| watersheds | |
| SN | Before 1993, also search overland flow if applicable. |
| runout | |
|---|---|
| USE | water yield |
| Rupelian | |
|---|---|
| BT | Chronostratigraphic Units |
| .Phanerozoic | |
| ..Cenozoic | |
| ...Paleogene | |
| ....Oligocene | |
| .....Rupelian | |
| BT | Chronostratigraphic Units |
| .Phanerozoic | |
| ..Cenozoic | |
| ...Paleogene | |
| ....Oligocene | |
| .....lower Oligocene | |
| ......Rupelian | |
| RT | Krosno Beds |
| Stampian | |
| SN | Europe. Above Tongrian, below Chattian. |
| rupture | |
|---|---|
| RT | deformation |
| failures | |
| fatigue | |
| faults | |
| fractures | |
| rock mechanics | |
| stress | |
| tensile strength | |
| SN | Added to Thesaurus in 1982. |
| rural environment | |
|---|---|
| RT | ecology |
| environmental geology | |
| human ecology | |
| land use | |
| pollution | |
| urbanization | |
| SN | Added to Thesaurus in 1995. |
| Rurki India | |
|---|---|
| USE | Roorkee India |
| Rus |
|---|
| Rusca Montana Romania | |
|---|---|
| BT | Europe |
| .Southern Europe | |
| ..Romania | |
| ...Rusca Montana Romania | |
| BT | Europe |
| .Southern Europe | |
| ..Banat | |
| ...Rusca Montana Romania | |
| UF | Rusca-Montana Romania |
| SN | Village in the Poiana-Rusca Mountains in Caras-Severin County in E Romania. This term has multiple hierarchies. |
| Rusca-Montana Romania | |
|---|---|
| USE | Rusca Montana Romania |
| Ruse Bulgaria | |
|---|---|
| BT | Europe |
| .Southern Europe | |
| ..Bulgaria | |
| ...Ruse Bulgaria | |
| SN | Province and city in N Bulgaria. |
| Rush County Indiana | |
|---|---|
| BT | Indiana |
| .Rush County Indiana | |
| SN | E central Indiana. |
| Rush County Kansas | |
|---|---|
| BT | United States |
| .Kansas | |
| ..Rush County Kansas | |
| SN | Central Kansas. |
| Rusk County Texas | |
|---|---|
| BT | United States |
| .Texas | |
| ..Rusk County Texas | |
| SN | E Texas. |
| Rusk County Wisconsin | |
|---|---|
| BT | United States |
| .Wisconsin | |
| ..Rusk County Wisconsin | |
| SN | N Wisconsin. |
| Rusophycus | |
|---|---|
| BT | ichnofossils |
| .Rusophycus | |
| RT | Trilobita |
| Russell Cave | |
|---|---|
| RT | Jackson County Alabama |
| SN | NE Alabama. Indexed with county or region as applicable. Added to Thesaurus in 1981. |
| Russell County Alabama | |
|---|---|
| BT | United States |
| .Alabama | |
| ..Russell County Alabama | |
| SN | E Alabama. |
| Russell County Kansas | |
|---|---|
| BT | United States |
| .Kansas | |
| ..Russell County Kansas | |
| SN | Central Kansas. |
| Russell County Kentucky | |
|---|---|
| BT | United States |
| .Kentucky | |
| ..Russell County Kentucky | |
| SN | S Kentucky. |
| Russell County Ontario | |
|---|---|
| BT | Canada |
| .Eastern Canada | |
| ..Ontario | |
| ...Russell County Ontario | |
| Russell County Virginia | |
|---|---|
| BT | United States |
| .Virginia | |
| ..Russell County Virginia | |
| SN | SW Virginia. |
| Russia | |
|---|---|
| USE | Russian Federation |
| SN | Before 1971, included use in subfiles E, N and B for the USSR. |
| Russian | |
|---|---|
| RT | catalogs |
| dictionaries | |
| glossaries | |
| lexicons | |
| SN | Used for studies about the language. |
| Russian Arctic | |
|---|---|
| BT | Commonwealth of Independent States |
| .Russian Federation | |
| ..Russian Arctic | |
| BT | Arctic region |
| .Russian Arctic | |
| NT | New Siberian Islands |
| UF | Soviet Arctic |
| RT | Asia |
| Europe | |
| Taymyr Dolgan-Nenets Russian Federation | |
| SN | That area N of the Arctic Circle in European Russian Federation and Siberia, and including Russian islands in the Arctic Ocean. In Siberia, arctic climatic conditions prevail far S of the Arctic Circle because of its great continental expanse. Before 1978 |
| Russian Basin | |
|---|---|
| USE | Russian Plain |
| Russian Far East | |
|---|---|
| BT | Commonwealth of Independent States |
| .Russian Federation | |
| ..Russian Far East | |
| BT | Asia |
| .Russian Far East | |
| UF | Siberia-Soviet Far East |
| Soviet Far East | |
| RT | Amur Basin |
| Baikal-Amur Railroad region | |
| Khabarovsk Russian Federation | |
| Argun River | |
| Amur Russian Federation | |
| Kamchatka Peninsula | |
| Primorye Russian Federation | |
| Far East | |
| Okhotsk-Chukchi | |
| Dzhagdy Range | |
| Kuril Islands | |
| Karymskaya Sopka | |
| Komsomolsk Russian Federation | |
| Sa | |
| SN | Region occupying easternmost Siberia including Amur Oblast, Khabarovsk Kray, Primorye Kray, and Sakhalin Oblast. Before 1978, also search USSR AND Far East. This term has multiple hierarchies. Added to Thesaurus in 1993. |
| Russian Fennoscandia | |
|---|---|
| BT | Commonwealth of Independent States |
| .Russian Federation | |
| ..Russian Fennoscandia | |
| BT | Russian Platform |
| .Russian Fennoscandia | |
| BT | Europe |
| .Fennoscandia | |
| ..Russian Fennoscandia | |
| UF | Soviet Fennoscandia |
| SN | Region of Russian Federation in Fennoscandia. This term has multiple hierarchies. Added to Thesaurus in 1993. |
| Russian Pacific region | |
|---|---|
| BT | Commonwealth of Independent States |
| .Russian Federation | |
| ..Russian Pacific region | |
| BT | Asia |
| .Russian Pacific region | |
| NT | Kamchatka Peninsula |
| Koryak Range | |
| Kuril Islands | |
| UF | Soviet Pacific region |
| RT | Siberia |
| Pacific Coast | |
| Pacific region | |
| Sakhalin Russian Federation | |
| SN | Includes Kamchatka Peninsula, Kuril Islands and Sakhalin. This term has multiple hierarchies. Added to Thesaurus in 1993. |
| Russian Plain | |
|---|---|
| BT | Europe |
| .Russian Plain | |
| UF | East European Plain |
| Russian Basin | |
| RT | Russian Federation |
| Ukraine | |
| Moldavia | |
| Estonia | |
| Latvia | |
| Lithuania | |
| Russian Platform | |
| Belarus | |
| Moldova | |
| SN | Comprises most of the former European USSR W of the Urals and is bordered on the S by the Carpathians, the Crimean Mountains and the Caucasus. Indexed with former Soviet republics as applicable. |
| Russian Platform | |
|---|---|
| NT | Baltic Plain |
| Dnieper-Donets Basin | |
| Franz Josef Land | |
| Moscow-Pechora Syneclise | |
| Russian Fennoscandia | |
| Timan Ridge | |
| Ukrainian Shield | |
| Ukrainian Syneclise | |
| Voronezh-Volga Anteclise | |
| UF | East European Platform |
| RT | Russian Federation |
| Crimea Ukraine | |
| Ukraine | |
| Moldavia | |
| Latvia | |
| Laurussia | |
| Russian Plain | |
| Transcarpathia Ukraine | |
| Ukrainian Carpathians | |
| Tsarev Meteorite | |
| SN | Ancient platform of Precambrian crystalline rocks overlain by sedimentary deposits of the Russian or East European Plain. Before 1993, USSR was a broader term. Indexed with Europe or Asia and former Soviet republics as applicable. |
| Russian Republic | |
|---|---|
| USE | Russian Federation |
| SN | As of 1993, no longer a valid term for GeoRef. |
| Rustler Formation | |
|---|---|
| BT | Chronostratigraphic Units |
| .Phanerozoic | |
| ..Paleozoic | |
| ...Permian | |
| ....Rustler Formation | |
| RT | New Mexico |
| Texas | |
| Culebra Dolomite Member | |
| SN | W Texas and SE New Mexico. Added to Thesaurus in 1985. |
| ruthenium | |
|---|---|
| BT | metals |
| .platinum group | |
| ..ruthenium | |
| NT | Ru-106 |
| UF | Ru |
| RT | ruthenium ores |
| SN | Chemical element. As of 1985, use ruthenium ores for ruthenium as a commodity. |
| ruthenium ores | |
|---|---|
| BT | metal ores |
| .ruthenium ores | |
| RT | platinum ores |
| ruthenium | |
| SN | Before 1985, also search (ruthenium OR Ru) AND (deposit OR deposits OR ore OR ores OR economic) in the basic index. Commodity. See List C. |
| Rutherford County North Carolina | |
|---|---|
| BT | United States |
| .North Carolina | |
| ..Rutherford County North Carolina | |
| Rutherford County Tennessee | |
|---|---|
| BT | United States |
| .Tennessee | |
| ..Rutherford County Tennessee | |
| rutile | |
|---|---|
| BT | oxides |
| .rutile | |
| RT | heavy minerals |
| anatase | |
| brookite | |
| titanium oxides | |
| rutile structure | |
| rutile structure | |
|---|---|
| RT | rutile |
| Rutland County Vermont | |
|---|---|
| BT | United States |
| .Vermont | |
| ..Rutland County Vermont | |
| NT | Brandon Vermont |
| Castleton Vermont | |
| Rutland Vermont | |
| SN | SW Vermont. Before 1974, Rutland County was also a county in England that is presently a part of Leicestershire. |
| Rutland Vermont | |
|---|---|
| BT | United States |
| .Vermont | |
| ..Rutland County Vermont | |
| ...Rutland Vermont | |
| SN | City in W central Vermont. |