gra |
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grade and tonnage models |
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SN | Not a valid term for GeoRef. As of 1995, use ore grade AND tonnage. |
gradient |
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SN | A valid term through 1978. After 1978, see geothermal gradient, or stream gradient for streams. |
Grand |
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Grand Banks earthquak |
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Grand Isle |
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RT | Jefferson Parish Louisiana | SN | Island in Jefferson Parish off SE coast of Louisiana. May also occur in other locations. Indexed with parish or regions as applicable. |
Grand Teton |
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granitic |
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SN | A valid term through 1977. After 1977, use granitic composition or granitic layer. |
granitic lay |
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granitoid |
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SN | A valid term through 1978. After 1978, use granites or granitic composition. |
Grant Range |
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RT | Nevada | | Nye County Nevada | SN | IN NE Nye County, central Nevada. May occur in other locations. Indexed with county and mountain ranges or region as applicable. |
gravity |
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SN | A valid term through mid-1978. Use specific term, e.g. gravity field or gravity platforms. For gravity faults, use the term normal faults. |
gravity exploration |
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SN | Not a valid index term after 1971. Used in subfiles G and N. Now use gravity methods. See exploration, coal exploration, mineral exploration or petroleum exploration. |
gravity field, Earth |
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SN | Not a valid GeoRef index term after 1971. Used in subfiles E, G, N, T and B. |
gravity field, Moon |
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SN | Not a valid GeoRef index term after 1971. Used in subfiles G and B. |
graywac |
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