SEDIS - Thesaurus
gla  |
|---|
| glacial | |
|---|---|
| SN | A valid term through 1977. After 1977, see glacial environment, glacial features, glacial geology, glacial sedimentation. |
| glacial deposits | |
|---|---|
| SN | Not a valid GeoRef index term after 1970. Used in subfile N. See drift, till, or sediments. |
| glacial drift | |
|---|---|
| USE | drift |
| glacial erosion | |
|---|---|
| BT | erosion |
| .glacial erosion | |
| RT | glacial geology |
| glaciers | |
| glaciation | |
| grinding | |
| geomorphology | |
| glacial features | |
| glaciated terrains | |
| late-glacial environment | |
| glacial transport | |
| glacial environment | |
| scour | |
| SN | Before 1982, search glacial geology AND erosion. Added to Thesaurus in 1982. |
| glacial extent | |
|---|---|
| RT | glacial environment |
| glacial geology | |
| glacial lobes | |
| glaciation | |
| glaciers | |
| ice caps | |
| ice sheets | |
| SN | Before 1985, also search glaciation AND extent. Added to Thesaurus in 1985. |
| glacial geology | |
|---|---|
| UF | glaciology |
| RT | ablation |
| debris cones | |
| deposition | |
| geomorphology | |
| atmosphere | |
| ancient ice ages | |
| fjords | |
| boulder clay | |
| boulder trains | |
| boulders | |
| erratics | |
| buried channels | |
| buried valleys | |
| drift | |
| cirques | |
| eskers | |
| frost action | |
| cryopedology | |
| drainage patterns | |
| drumlins | |
| extinct lakes | |
| firn | |
| gla | |
| SN | Includes Quaternary, as well as ancient ice ages. |
| glacial geology maps | |
|---|---|
| BT | maps |
| .glacial geology maps | |
| RT | glacial geology |
| geomorphologic maps | |
| SN | Added to Thesaurus in 1985. |
| glacial lakes | |
|---|---|
| BT | glacial features |
| .glacial lakes | |
| BT | lakes |
| .glacial lakes | |
| RT | glacial geology |
| geomorphology | |
| lacustrine features | |
| cirques | |
| periglacial features | |
| extinct lakes | |
| ice dams | |
| glaciolacustrine environment | |
| glaciolacustrine sedimentation | |
| kettles | |
| limnology | |
| paleolimnology | |
| varves | |
| SN | This term has multiple hierarchies. Also index lacustrine features as applicable. |
| glacial land forms | |
|---|---|
| USE | glacial features |
| glacial lobes | |
|---|---|
| BT | glacial features |
| .glacial lobes | |
| UF | lobes, glacial |
| RT | glacial geology |
| glaciers | |
| glaciation | |
| periglacial features | |
| glacial extent | |
| ice caps | |
| ice sheets | |
| SN | Feature. Also search lobes and glacial geology. See glacial extent. |
| glacial maximum, last | |
|---|---|
| USE | last glacial maximum |
| glacial outwash | |
|---|---|
| USE | outwash |
| glacial rebound | |
|---|---|
| BT | isostatic rebound |
| .glacial rebound | |
| UF | post-glacial rebound |
| RT | glacial geology |
| glaciation | |
| uplifts | |
| glaciotectonics | |
| SN | Added to Thesaurus in 1993. |
| glacial recession | |
|---|---|
| USE | deglaciation |
| glacial sedimentation | |
|---|---|
| BT | sedimentation |
| .glacial sedimentation | |
| NT | glaciofluvial sedimentation |
| glaciolacustrine sedimentation | |
| glaciomarine sedimentation | |
| RT | Heinrich events |
| late-glacial environment | |
| glacial transport | |
| glacial environment | |
| SN | Added to Thesaurus in 1981. |
| glacial sediments | |
|---|---|
| SN | Use glacial environment AND sediments. |
| glacial transport | |
|---|---|
| RT | drift |
| erratics | |
| glacial erosion | |
| glacial geology | |
| glacial sedimentation | |
| sediment transport | |
| sedimentation | |
| till | |
| transport | |
| glaciated terrains | |
|---|---|
| RT | boulder trains |
| geomorphology | |
| glacial environment | |
| glacial erosion | |
| glacial features | |
| glacial geology | |
| glaciation | |
| mineral deposits, genesis | |
| mineral exploration | |
| terrains | |
| SN | Added to Thesaurus in 1983. |
| Glacier Bay | |
|---|---|
| RT | Glacier Bay National Park |
| Southeastern Alaska | |
| SN | Narrow inlet of Pacific Ocean in N part of SE Alaska. In center of Glacier Bay National Park. Indexed with Southeastern Alaska as applicable. |
| Glacier Bay National Monument | |
|---|---|
| USE | Glacier Bay National Park |
| Glacier Bay National Park | |
|---|---|
| BT | United States |
| .Alaska | |
| ..Southeastern Alaska | |
| ...Glacier Bay National Park | |
| UF | Glacier Bay National Monument |
| RT | national parks |
| national monuments | |
| Saint Elias Mountains | |
| Glacier Bay | |
| SN | At S end of Saint Elias Mountains in SE Alaska. Declared as a national monument. Added to Thesaurus in 1993. |
| glacier bursts | |
|---|---|
| USE | jokulhlaups |
| Glacier County Montana | |
|---|---|
| BT | United States |
| .Montana | |
| ..Glacier County Montana | |
| SN | N Montana. |
| glacier floods | |
|---|---|
| USE | jokulhlaups |
| glacier flows | |
|---|---|
| SN | Not a valid term for GeoRef. See ice movement. |
| Glacier National Park | |
|---|---|
| BT | North America |
| .Glacier National Park | |
| RT | Montana |
| British Columbia | |
| national parks | |
| Selkirk Mountains | |
| Mount Morgan | |
| SN | NW Montana. Also in SE British Columbia, in Selkirk Mountains. Indexed with state or province as applicable. |
| glacier outburst floods | |
|---|---|
| USE | jokulhlaups |
| Glacier Peak | |
|---|---|
| RT | Cascade Range |
| Snohomish County Washington | |
| SN | NW central Washington. Indexed with county and Cascade Range or region as applicable. Added to Thesaurus in 1985. |
| glacier surges | |
|---|---|
| UF | catastrophic advance |
| RT | glacial geology |
| glaciers | |
| surges | |
| gravity flows | |
| ice movement | |
| glaciofluvial environment | |
|---|---|
| BT | fluvial environment |
| .glaciofluvial environment | |
| BT | glacial environment |
| .glaciofluvial environment | |
| UF | fluvioglacial environment |
| RT | glacial geology |
| glaciers | |
| sedimentation | |
| depositional environment | |
| fluvial features | |
| deep-water environment | |
| glacial features | |
| glaciofluvial sedimentation | |
| stream sediments | |
| SN | Before 1978, search glaciofluvial; fluvioglacial. This term has multiple hierarchies. |
| glaciofluvial features | |
|---|---|
| SN | No longer a valid term for GeoRef. Valid 1981-1992. As of 1993, use glacial features AND fluvial features. |
| glaciofluvial sedimentation | |
|---|---|
| BT | sedimentation |
| .fluvial sedimentation | |
| ..glaciofluvial sedimentation | |
| BT | sedimentation |
| .glacial sedimentation | |
| ..glaciofluvial sedimentation | |
| RT | drift |
| glaciofluvial environment | |
| outwash | |
| SN | This term has multiple hierarchies. Added to Thesaurus in 1981. |
| glaciolacustrine environment | |
|---|---|
| BT | lacustrine environment |
| .glaciolacustrine environment | |
| BT | glacial environment |
| .glaciolacustrine environment | |
| RT | glacial geology |
| glaciers | |
| sedimentation | |
| depositional environment | |
| lacustrine features | |
| glacial lakes | |
| lakes | |
| lake sediments | |
| periglacial environment | |
| glaciolacustrine sedimentation | |
| SN | This term has multiple hierarchies. Added to Thesaurus in 1981. |
| glaciolacustrine sedimentation | |
|---|---|
| BT | sedimentation |
| .lacustrine sedimentation | |
| ..glaciolacustrine sedimentation | |
| BT | sedimentation |
| .glacial sedimentation | |
| ..glaciolacustrine sedimentation | |
| RT | glacial lakes |
| lake sediments | |
| glaciolacustrine environment | |
| varves | |
| SN | This term has multiple hierarchies. Added to Thesaurus in 1985. |
| glaciology | |
|---|---|
| USE | glacial geology |
| glaciomarine environment | |
|---|---|
| BT | marine environment |
| .glaciomarine environment | |
| BT | glacial environment |
| .glaciomarine environment | |
| RT | glacial geology |
| glaciers | |
| sedimentation | |
| depositional environment | |
| glaciomarine sedimentation | |
| SN | This term has multiple hierarchies. Added to Thesaurus in 1981. |
| glaciomarine sedimentation | |
|---|---|
| BT | sedimentation |
| .glacial sedimentation | |
| ..glaciomarine sedimentation | |
| BT | sedimentation |
| .marine sedimentation | |
| ..glaciomarine sedimentation | |
| RT | Heinrich events |
| glaciomarine environment | |
| SN | This term has multiple hierarchies. Added to Thesaurus in 1981. |
| glaciotectonics | |
|---|---|
| UF | cryotectonics |
| RT | glacial geology |
| tectonics | |
| geomorphology | |
| glacial rebound | |
| icequakes | |
| SN | Added to Thesaurus in 1981. |
| glacis | |
|---|---|
| BT | slopes |
| .glacis | |
| RT | geomorphology |
| Glades County Florida | |
|---|---|
| BT | United States |
| .Florida | |
| ..Glades County Florida | |
| Gladwin County Michigan | |
|---|---|
| BT | United States |
| .Michigan | |
| ..Michigan Lower Peninsula | |
| ...Gladwin County Michigan | |
| Glamorgan | |
|---|---|
| SN | No longer a valid term for GeoRef. See Glamorgan Wales or Vale of Glamorgan. |
| Glamorgan Wales | |
|---|---|
| BT | Europe |
| .Western Europe | |
| ..United Kingdom | |
| ...Great Britain | |
| ....Wales | |
| .....Glamorgan Wales | |
| NT | Cardiff Wales |
| Gower Peninsula | |
| Swansea Bay | |
| Swansea Wales | |
| UF | Glamorganshire Wales |
| RT | South Wales |
| Vale of Glamorgan | |
| SN | Former county on Bristol Channel in S Wales which was split into three counties: West Glamorgan, South Glamorgan and Mid Glamorgan in April 1974. |
| Glamorganshire Wales | |
|---|---|
| USE | Glamorgan Wales |
| Glarus Alps | |
|---|---|
| BT | Europe |
| .Central Europe | |
| ..Switzerland | |
| ...Glarus Alps | |
| BT | Europe |
| .Alps | |
| ..Central Alps | |
| ...Glarus Alps | |
| RT | Swiss Alps |
| Glarus Switzerland | |
| SN | N division of Central Alps . Chiefly in Glarus Canton. Before 1978, also search Glarus Switzerland and Alps. This term has multiple hierarchies. |
| Glarus Switzerland | |
|---|---|
| BT | Europe |
| .Central Europe | |
| ..Switzerland | |
| ...Glarus Switzerland | |
| RT | Glarus Alps |
| SN | Canton in E central Switzerland. |
| Glascock County Georgia | |
|---|---|
| BT | United States |
| .Georgia | |
| ..Glascock County Georgia | |
| Glasford Formation | |
|---|---|
| BT | Chronostratigraphic Units |
| .Phanerozoic | |
| ..Cenozoic | |
| ...Quarternary | |
| ....Pleistocene | |
| .....Glasford Formation | |
| RT | Upper Pleistocene |
| Illinois | |
| Wisconsin | |
| Illinoian | |
| SN | Wisconsin and N central Illinois. Added to Thesaurus in 1985. |
| Glasgow Scotland | |
|---|---|
| BT | Europe |
| .Western Europe | |
| ..United Kingdom | |
| ...Great Britain | |
| ....Scotland | |
| .....Strathclyde region Scotland | |
| ......Glasgow Scotland | |
| SN | City on Clyde River in W central Scotland. |
| glass | |
|---|---|
| USE | glasses |
| glass materials | |
|---|---|
| UF | glass sand |
| RT | silica |
| materials | |
| sands | |
| amorphous materials | |
| ceramic materials | |
| insulation materials | |
| tektites | |
| vitrification | |
| SN | May also be used for natural glasses which are not igneous rocks. May be used as a commodity term with sands. Added to Thesaurus in 1998. |
| Glass Mountains | |
|---|---|
| RT | Brewster County Texas |
| Pecos County Texas | |
| SN | Brewster and Pecos counties in W Texas. Indexed with counties or region as applicable. |
| glass sand | |
|---|---|
| USE | glass materials |
| glass, hydration of | |
|---|---|
| USE | hydration of glass |
| glass, volcanic | |
|---|---|
| USE | volcanic glass |
| Glasscock County Texas | |
|---|---|
| BT | United States |
| .Texas | |
| ..Glasscock County Texas | |
| glasses | |
|---|---|
| BT | igneous rocks |
| .volcanic rocks | |
| ..glasses | |
| NT | obsidian |
| palagonite | |
| perlite | |
| pitchstone | |
| volcanic glass | |
| zirkelite | |
| UF | glass |
| RT | pyroclastics |
| amorphous materials | |
| tektites | |
| Darwin glass | |
| devitrification | |
| vitrification | |
| maskelynite | |
| palagonitization | |
| SN | Use volcanic glass if applicable. Glass materials may be used for natural, nonvolcanic materials. Before 1981, search pyroclastics and glasses. |
| glassy feldspar | |
|---|---|
| USE | sanidine |
| glauberite | |
|---|---|
| BT | sulfates |
| .glauberite | |
| glauconite | |
|---|---|
| BT | silicates |
| .sheet silicates | |
| ..mica group | |
| ...glauconite | |
| RT | clay mineralogy |
| celadonite | |
| greensand | |
| glauconite deposits | |
| glauconitic composition | |
| glauconitization | |
| SN | As of 1981, use glauconite deposits for glauconite as a commodity. |
| glauconite deposits | |
|---|---|
| RT | glauconite |
| glauconitization | |
| mica deposits | |
| SN | Commodity. See List C. |
| glauconitic composition | |
|---|---|
| RT | composition |
| glauconite | |
| greensand | |
| sedimentary rocks | |
| sediments | |
| SN | Before 1978, also search glauconitic AND specific sediment type or sedimentary rock. |
| glauconitic sand | |
|---|---|
| USE | greensand |
| glauconitic sandstone | |
|---|---|
| USE | greensand |
| glauconitization | |
|---|---|
| BT | metamorphism |
| .glauconitization | |
| RT | glauconite |
| glauconite deposits | |
| glaucophane | |
|---|---|
| BT | silicates |
| .chain silicates | |
| ..amphibole group | |
| ...clinoamphibole | |
| ....glaucophane | |
| UF | gastaldite |
| RT | aluminosilicates |
| crossite | |
| glaucophane schist | |
|---|---|
| BT | metamorphic rocks |
| .schists | |
| ..glaucophane schist | |
| RT | blueschist |
| Glavatsi | |
|---|---|
| BT | Europe |
| .Southern Europe | |
| ..Bulgaria | |
| ...Glavatsi | |
| SN | Region in NW Bulgaria. |
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