Search SEDIS
| Data sets | Publications | Expeditions | Thesaurus |
Lu ![]() | |
|---|---|
| USE | lutetium |
Lu/Hf ![]() | |
|---|---|
| UF | Hf/Lu |
| RT | absolute age |
| isotope ratios | |
| hafnium | |
| lutetium | |
| SN | Isotopic ratio used in age determination. |
Luanda Angola ![]() | |
|---|---|
| BT | Africa |
| .Central Africa | |
| ..Angola | |
| ...Luanda Angola | |
| UF | Loanda Angola |
| SN | District including the city in NW Angola. |
Lubbock County Texas ![]() | |
|---|---|
| BT | United States |
| .Texas | |
| ..Lubbock County Texas | |
| NT | Lubbock Lake |
| Lubbock Texas | |
| SN | NW Texas. |
Lubbock Lake ![]() | |
|---|---|
| BT | United States |
| .Texas | |
| ..Lubbock County Texas | |
| ...Lubbock Lake | |
| RT | archaeology |
| SN | Archaeological site in W Texas. Added to Thesaurus in 1989. |
Lubbock Texas ![]() | |
|---|---|
| BT | United States |
| .Texas | |
| ..Lubbock County Texas | |
| ...Lubbock Texas | |
| SN | City in NW Texas. |
Luben Poland ![]() | |
|---|---|
| USE | Lubin Poland |
Lubin Legnicki ![]() | |
|---|---|
| BT | Europe |
| .Central Europe | |
| ..Poland | |
| ...Lubin Legnicki | |
| RT | Lubin Poland |
| SN | Region in and around cities of Lubin and Legnica in SW Poland. |
Lubin Poland ![]() | |
|---|---|
| BT | Europe |
| .Central Europe | |
| ..Poland | |
| ...Lubin Poland | |
| UF | Luben Poland |
| RT | Lubin Legnicki |
| SN | City in central Legnica, SW Poland. |
Lublin Poland ![]() | |
|---|---|
| BT | Europe |
| .Central Europe | |
| ..Poland | |
| ...Lublin Poland | |
| NT | Lublin Upland |
| Lukow Poland | |
| SN | Province and city in E Poland. |
Lublin Upland ![]() | |
|---|---|
| BT | Europe |
| .Central Europe | |
| ..Poland | |
| ...Lublin Poland | |
| ....Lublin Upland | |
| SN | SW Lublin. |
Lucania ![]() | |
|---|---|
| BT | Europe |
| .Southern Europe | |
| ..Italy | |
| ...Lucania | |
| RT | Basilicata Italy |
| Irpinia earthquake 1980 | |
| Campania Italy | |
| Salerno Italy | |
| SN | Ancient district in S including Basilicata autonomous region and part of Salerno Province of Campania. Indexed with autonomous regions as applicable. |
Lucas County Iowa ![]() | |
|---|---|
| BT | United States |
| .Iowa | |
| ..Lucas County Iowa | |
| SN | S Iowa. |
Lucas County Ohio ![]() | |
|---|---|
| BT | United States |
| .Ohio | |
| ..Lucas County Ohio | |
| NT | Toledo Ohio |
| RT | Ottawa River |
| SN | NW Ohio. |
Lucas Formation ![]() | |
|---|---|
| RT | Cretaceous |
| Cuba | |
| Detroit River Group | |
| Michigan | |
| Middle Devonian | |
| Ohio | |
| Ontario | |
| SN | In Detroit River Group. Ohio, SE Michigan and Ontario. Includes Richfield Member. Also a Cretaceous formation in Cuba. Indexed with ages as applicable. Added to Thesaurus in 1989. |
Lucca Italy ![]() | |
|---|---|
| BT | Europe |
| .Southern Europe | |
| ..Italy | |
| ...Tuscany Italy | |
| ....Lucca Italy | |
| SN | City and province in central Italy. |
Luce County Michigan ![]() | |
|---|---|
| BT | United States |
| .Michigan | |
| ..Michigan Upper Peninsula | |
| ...Luce County Michigan | |
Lucern Switzerland ![]() | |
|---|---|
| USE | Lucerne Switzerland |
Lucerne Switzerland ![]() | |
|---|---|
| BT | Europe |
| .Central Europe | |
| ..Switzerland | |
| ...Lucerne Switzerland | |
| UF | Lucern Switzerland |
| SN | Canton in N central Switzerland. Also a city. |
Lucinidae ![]() | |
|---|---|
| BT | Invertebrata |
| .Mollusca | |
| ..Bivalvia | |
| ...Lucinidae | |
| SN | Family. |
Luderitz Namibia ![]() | |
|---|---|
| BT | Africa |
| .Southern Africa | |
| ..Namibia | |
| ...Luderitz Namibia | |
| SN | Town in SW Namibia. Formerly Angra Pequena. |
Ludfordian ![]() | |
|---|---|
| BT | Chronostratigraphic Units |
| .Phanerozoic | |
| ..Paleozoic | |
| ...Silurian | |
| ....Ludlow | |
| .....Ludfordian | |
Ludian ![]() | |
|---|---|
| BT | Chronostratigraphic Units |
| .Phanerozoic | |
| ..Cenozoic | |
| ...Paleogene | |
| ....Eocene | |
| .....upper Eocene | |
| ......Ludian | |
| RT | Priabonian |
| SN | Europe. Above Bartonian, below Tongrian (Oligocene). |
Ludlovian ![]() | |
|---|---|
| BT | Chronostratigraphic Units |
| .Phanerozoic | |
| ..Paleozoic | |
| ...Silurian | |
| ....Upper Silurian | |
| .....Ludlovian | |
| SN | Europe. Above Wenlockian, below Gedinnian (Devonian). |
Ludlow ![]() | |
|---|---|
| BT | Chronostratigraphic Units |
| .Phanerozoic | |
| ..Paleozoic | |
| ...Silurian | |
| ....Ludlow | |
| NT | Gorstian |
| Ludfordian | |
Ludlow Member ![]() | |
|---|---|
| BT | Chronostratigraphic Units |
| .Phanerozoic | |
| ..Cenozoic | |
| ...Paleogene | |
| ....Paleocene | |
| .....Ludlow Member | |
| RT | Montana |
| North Dakota | |
| South Dakota | |
| Fort Union Formation | |
| SN | In Fort Union Formation. NW and N South Dakota, NE Montana and SW North Dakota. Added to Thesaurus in 1989. |
Ludlowville Formation ![]() | |
|---|---|
| BT | Chronostratigraphic Units |
| .Phanerozoic | |
| ..Paleozoic | |
| ...Devonian | |
| ....Middle Devonian | |
| .....Ludlowville Formation | |
| RT | New York |
| Hamilton Group | |
| SN | In Hamilton Group. W and central New York. Includes Ledyard Shale Member; Wanakah Member. Added to Thesaurus in 1989. |
ludwigite ![]() | |
|---|---|
| BT | borates |
| .ludwigite | |
Lufeng China ![]() | |
|---|---|
| BT | Asia |
| .Far East | |
| ..China | |
| ...Yunnan China | |
| ....Lufeng China | |
| SN | Town in central Yunnan, SW China. |
Lugo Spain ![]() | |
|---|---|
| BT | Europe |
| .Southern Europe | |
| ..Iberian Peninsula | |
| ...Spain | |
| ....Galicia Spain | |
| .....Lugo Spain | |
| SN | Province in NW Spain. |
Luisian ![]() | |
|---|---|
| BT | Chronostratigraphic Units |
| .Phanerozoic | |
| ..Cenozoic | |
| ...Neogene | |
| ....Miocene | |
| .....middle Miocene | |
| ......Luisian | |
| SN | North America. Middle Miocene, above Relizian and below Mohnian. Added to Thesaurus in 1985. |
lujavrite ![]() | |
|---|---|
| BT | igneous rocks |
| .plutonic rocks | |
| ..syenites | |
| ...lujavrite | |
| RT | nepheline syenite |
Lukov Poland ![]() | |
|---|---|
| USE | Lukow Poland |
Lukow Poland ![]() | |
|---|---|
| BT | Europe |
| .Central Europe | |
| ..Poland | |
| ...Lublin Poland | |
| ....Lukow Poland | |
| UF | Lukov Poland |
| SN | Town in E Poland. |
Lukuga River valley ![]() | |
|---|---|
| BT | Africa |
| .Central Africa | |
| ..Congo Democratic Republic | |
| ...Shaba Congo Democratic Republic | |
| ....Lukuga River valley | |
| SN | E Congo Democratic Republic. |
luminance ![]() | |
|---|---|
| USE | brightness |
luminescence analysis ![]() | |
|---|---|
| USE | fluorimetry |
Lumpkin County Georgia ![]() | |
|---|---|
| BT | United States |
| .Georgia | |
| ..Lumpkin County Georgia | |
Luna 16 ![]() | |
|---|---|
| BT | Luna Program |
| .Luna 16 | |
| RT | Moon |
| remote sensing | |
Luna 20 ![]() | |
|---|---|
| BT | Luna Program |
| .Luna 20 | |
| RT | Moon |
| remote sensing | |
Luna 24 ![]() | |
|---|---|
| BT | Luna Program |
| .Luna 24 | |
| RT | Moon |
| remote sensing | |
| SN | Added to Thesaurus in 1981. |
Luna 9 ![]() | |
|---|---|
| BT | Luna Program |
| .Luna 9 | |
| RT | Moon |
| remote sensing | |
| SN | Added to Thesaurus in 1989. |
Luna County New Mexico ![]() | |
|---|---|
| BT | United States |
| .New Mexico | |
| ..Luna County New Mexico | |
| NT | Florida Mountains |
| SN | SW New Mexico. |
Luna Program ![]() | |
|---|---|
| NT | Luna 16 |
| Luna 20 | |
| Luna 24 | |
| Luna 9 | |
| RT | extraterrestrial geology |
| Moon | |
| planetology | |
| remote sensing | |
| SN | Added to Thesaurus in 1981. |
Lunae Planum ![]() | |
|---|---|
| BT | Mars |
| .Lunae Planum | |
| RT | Kasei Vallis |
| SN | Large plateau on Mars. Added to Thesaurus in 1985. |
lunar bases ![]() | |
|---|---|
| RT | exploration |
| extraterrestrial geology | |
| landing sites | |
| Moon | |
| observations | |
| SN | Added to Thesaurus in 1989. |
lunar breccia ![]() | |
|---|---|
| RT | breccia |
| lunar samples | |
| Moon | |
| SN | Before 1981, also search Moon AND breccia. Added to Thesaurus in 1981. |
lunar craters ![]() | |
|---|---|
| RT | craters |
| Moon | |
| wrinkle ridges | |
| SN | Before 1981, search Moon AND craters. Added to Thesaurus in 1981. |
lunar crust ![]() | |
|---|---|
| RT | crust |
| lunar samples | |
| Moon | |
| SN | Before 1981, also search Moon AND crust. Added to Thesaurus in 1981. |
lunar highlands ![]() | |
|---|---|
| RT | highlands |
| Moon | |
| wrinkle ridges | |
| SN | Also search highlands AND Moon. Added to Thesaurus in 1993. |
lunar interior ![]() | |
|---|---|
| RT | interior |
| Moon | |
| planetary interiors | |
| SN | Before 1981, also search Moon AND interior. Added to Thesaurus in 1981. |
lunar laser ranging ![]() | |
|---|---|
| RT | geodesy |
| geophysical methods | |
| geophysical surveys | |
| laser methods | |
| laser ranging | |
| Moon | |
| remote sensing | |
| SN | Before 1993, also search laser ranging. Added to Thesaurus in 1993. |
lunar mantle ![]() | |
|---|---|
| RT | mantle |
| Moon | |
| SN | Before 1981, also search Moon AND mantle. Added to Thesaurus in 1981. |
lunar meteorites ![]() | |
|---|---|
| BT | meteorites |
| .stony meteorites | |
| ..achondrites | |
| ...lunar meteorites | |
| RT | Moon |
| Elephant Moraine Meteorites | |
| Allan Hills Meteorites | |
| ALHA 81005 | |
| EET 87521 | |
| MAC 88104 | |
| MAC 88105 | |
| MacAlpine Hills Meteorites | |
| Queen Alexandra Range Meteorites | |
| SN | Meteorites which are thought to originate from the Moon. Before 1995, also search meteorites AND Moon. Also index Moon. Added to Thesaurus in 1995. |
lunar rocks ![]() | |
|---|---|
| USE | lunar samples |
lunar samples ![]() | |
|---|---|
| UF | lunar rocks |
| RT | Moon |
| lunar breccia | |
| samples | |
| lunar soils | |
| lunar crust | |
lunar soils ![]() | |
|---|---|
| RT | fine-grained materials |
| lunar samples | |
| Moon | |
| soils | |
| SN | Before 1981, also search Moon AND soils. |
Lund Sweden ![]() | |
|---|---|
| BT | Europe |
| .Western Europe | |
| ..Scandinavia | |
| ...Sweden | |
| ....Malmohus Sweden | |
| .....Lund Sweden | |
| SN | City in extreme S Sweden. |
Lunenburg County Nova Scotia ![]() | |
|---|---|
| BT | Canada |
| .Eastern Canada | |
| ..Maritime Provinces | |
| ...Nova Scotia | |
| ....Lunenburg County Nova Scotia | |
Lunenburg County Virginia ![]() | |
|---|---|
| BT | United States |
| .Virginia | |
| ..Lunenburg County Virginia | |
Luning Formation ![]() | |
|---|---|
| BT | Chronostratigraphic Units |
| .Phanerozoic | |
| ..Mesozoic | |
| ...Triassic | |
| ....Upper Triassic | |
| .....Luning Formation | |
| RT | Nevada |
| SN | SW Nevada. Added to Thesaurus in 1985. |
Luoquan Formation ![]() | |
|---|---|
| BT | Chronostratigraphic Units |
| .Precambrian | |
| ..Luoquan Formation | |
| RT | China |
| Henan China | |
| Sichuan China | |
| Shaanxi China | |
| Yunnan China | |
| SN | Located in Henan, Shaanxi, Sichuan and Yunnan provinces. Added to Thesaurus in 1989. |
Lupin Mine ![]() | |
|---|---|
| BT | Canada |
| .Western Canada | |
| ..Mackenzie District Northwest Territories | |
| ...Lupin Mine | |
| RT | mines |
| gold ores | |
| SN | Gold ores. E Mackenzie District, Northwest Territories. This term has multiple hierarchies. Added to Thesaurus in 1989. |
Lusaka Zambia ![]() | |
|---|---|
| BT | Africa |
| .East Africa | |
| ..Zambia | |
| ...Lusaka Zambia | |
| SN | City in central Zambia. |
Lusatia ![]() | |
|---|---|
| BT | Europe |
| .Lusatia | |
| UF | Lausitz |
| RT | Germany |
| Poland | |
| Upper Lusatia | |
| Lower Lusatia | |
| SN | Region in E Germany, and in SW Poland. It comprises both Lower Lusatia and Upper Lusatia. Indexed with countries as applicable. |
Lush's Bight Group ![]() | |
|---|---|
| USE | Lushs Bight Group |
Lushs Bight Group ![]() | |
|---|---|
| BT | Chronostratigraphic Units |
| .Phanerozoic | |
| ..Paleozoic | |
| ...Ordovician | |
| ....Lushs Bight Group | |
| UF | Lush's Bight Group |
| RT | Newfoundland Island |
Lusitanian ![]() | |
|---|---|
| BT | Chronostratigraphic Units |
| .Phanerozoic | |
| ..Mesozoic | |
| ...Jurassic | |
| ....Upper Jurassic | |
| .....Lusitanian | |
| RT | Malm |
| Rauracian | |
| SN | Europe. Above Oxfordian, below Kimmeridgian. |
LUST ![]() | |
|---|---|
| USE | leaking underground storage tanks |
Lut Desert ![]() | |
|---|---|
| BT | Asia |
| .Middle East | |
| ..Iran | |
| ...Lut Desert | |
| UF | Dasht-e-Lut Basin |
| Dasht-i-Lut | |
| SN | Great sandy and stony desert in E central Iran. |
Lutetian ![]() | |
|---|---|
| BT | Chronostratigraphic Units |
| .Phanerozoic | |
| ..Cenozoic | |
| ...Paleogene | |
| ....Eocene | |
| .....Lutetian | |
| SN | Europe. Above Cuisian, below Auversian. |
lutetium ![]() | |
|---|---|
| BT | metals |
| .rare earths | |
| ..lutetium | |
| UF | Lu |
| RT | Lu/Hf |
Lutzow-Holm Bay ![]() | |
|---|---|
| BT | Antarctica |
| .Lutzow-Holm Bay | |
| UF | Lutzow-Holmbukta |
| RT | Queen Maud Land |
| East Ongul Island | |
| Prince Olav Coast | |
| Syowa Station | |
| SN | Between Prince Olav Coast and Prince Harald Coast in Queen Maud Land of the Norwegian Sector. |
Lutzow-Holmbukta ![]() | |
|---|---|
| USE | Lutzow-Holm Bay |
Luvisols ![]() | |
|---|---|
| BT | soils |
| .Luvisols | |
| RT | soil group |
Luxembourg ![]() | |
|---|---|
| BT | Europe |
| .Western Europe | |
| ..Luxembourg | |
| RT | Ardennes |
| Rhenish Schiefergebirge | |
| Luxembourg Sandstone | |
| Moselle River | |
| Moselle Valley | |
Luxembourg Belgium ![]() | |
|---|---|
| BT | Europe |
| .Western Europe | |
| ..Belgium | |
| ...Luxembourg Belgium | |
| NT | Bastogne Belgium |
| RT | Ardennes |
| SN | Province in S Belgium. |
Luxembourg Sandstone ![]() | |
|---|---|
| BT | Chronostratigraphic Units |
| .Phanerozoic | |
| ..Mesozoic | |
| ...Jurassic | |
| ....Lower Jurassic | |
| .....Luxembourg Sandstone | |
| RT | Belgium |
| Luxembourg | |
| SN | Hettangian and Sinemurian. Also called Hettange Sandstone or Orval Sandstone. |
Luzerne County Pennsylvania ![]() | |
|---|---|
| BT | United States |
| .Pennsylvania | |
| ..Luzerne County Pennsylvania | |
| SN | E central Pennsylvania. |
Luzon ![]() | |
|---|---|
| BT | Asia |
| .Far East | |
| ..Philippine Islands | |
| ...Luzon | |
| NT | Bataan Philippine Islands |
| Bondoc Peninsula | |
| Camarines Norte Philippine Islands | |
| Mayon | |
| Mount Pinatubo | |
| Taal | |
| RT | Luzon earthquake 1990 |
| Sierra Madre | |
| Zambales Ophiolite | |
| SN | Northernmost and most important island. |
Luzon earthquake 1990 ![]() | |
|---|---|
| BT | earthquakes |
| .Luzon earthquake 1990 | |
| UF | Philippine Islands earthquake 1990 |
| Phillipines earthquake 1990 | |
| RT | Philippine Islands |
| Luzon | |
| SN | Epicenter in E Luzon, NE Philippine Islands. Also search Philippine earthquake 1990. Added to Thesaurus in 1995. |
luzonite ![]() | |
|---|---|
| BT | sulfosalts |
| .sulfantimonites | |
| ..luzonite | |
| BT | sulfosalts |
| .sulfarsenites | |
| ..luzonite | |
| RT | copper minerals |
| famatinite | |
| SN | This term has multiple hierarchies. |
