| Deposit ID | 10271397 |
|---|---|
| MAS/MILS ID | 0320230100 |
| Record type | Site |
| Current site name | Upper Dry Cottonwood |
| Alternate or previous names | Tonopah Merger, California Group, Tonopah Extension, Dry Cottonwood Creek, American Gem Corp. |
| Point of reference | Ore Body |
|---|---|
| Geographic coordinates: | -117.23902, 38.05414 (WGS84) |
| Elevation | 2012 |
Political divisions (FIPS codes)
Nye(county)
Nevada(state)
United States(country)
North America(continent)
Land(continent)
USGS map quadrangles
Tonopah(quadrangle 1:24,000 scale)
Tonopah(quadrangle 1:100,000 scale)
Tonopah(quadrangle 1:250,000 scale)
Hydrologic units (watersheds)
Southern Big Smoky Valley(hydrologic unit)
Central Nevada Desert Basins(hydrologic accounting unit)
Central Nevada Desert Basins(hydrologic subregion)
Great Basin(hydrologic region)
Federal lands
Bureau of Land Management(Bureau of Land Management NV)
Bureau of Land Management NV BLM(Type of land area)
BLM(Federal land areas administered by BLM)
| Country | State | County |
|---|---|---|
| United States | Nevada | Nye |
| Meridian | Township | Range | Section | Fraction | State |
|---|---|---|---|---|---|
| Mount Diablo | 002 N | 042 E | 02 | Nevada |
| Commodity | Importance |
|---|---|
| Gemstone | Tertiary |
| Sapphire | Tertiary |
| Gold | Tertiary |
| Silver | Primary |
| Ore Body (1) | -117.23902, 38.05414 |
|---|
| Operation type | Underground |
|---|---|
| Commodity type | Both |
| Significant | No |
| Ownership category | Unknown |
|---|
| Type | Owner-Operator |
|---|---|
| Owner | American Gem Corp., Greg Dhal |
| Home office | Helena, Mt |
| Year | 1995 |
| Agency | Database name | Acronym | Record ID | Notes |
|---|---|---|---|---|
| U.S. Bureau of Mines | Minerals Availability System | MAS | 0320230100 |
NEVADA BUREAU OF MINES & GEOLOGY BULLETIN 51, 1953, P. 119.
PERSONAL COMMUNICATION ROBIN MCCULLUCH, MONTANA BUREAU OF
MINES & GEOLOGY, BUTTE, MT, 1995.
U.S. BUREAU OF MINES, 1994, DIRECTORY OF PRINCIPAL U.S.
GEMSTONE PRODUCERS IN 1993; U.S. BUREAU OF MINES MINERAL
INDUSTRY SURVEYS, P. 33.
| Subject category | Comment text |
|---|---|
| Deposit | ONE OF FIVE MINES OF AMERICAN GEM CORP., OTHERS INCLUDE - GEM MOUNTAIN (0300390374), ELDORADO (0300490412), LOVESTONE (0300490424), AND SPOKANE BAR SAPPHIRE (030490231) AS OF 1995. |
| Type | Date | Name | Affiliation | Comment |
|---|---|---|---|---|
| Reporter | 24-AUG-1995 | Lowe, Nathan T. | U.S. Bureau of Mines |
Supplemental information added by qvyshift.com. Not part of the original USGS MRDS record.
These are landing pages for further research — the state agencies don't currently expose per-mine deep links.