U. S. Grant Mine (Grant Mine; Sunnyside Mine), Italian Bar, American Camp Mining District, East Belt, Tuolumne County, California, USAi
| Regional Level Types | |
|---|---|
| U. S. Grant Mine (Grant Mine; Sunnyside Mine) | Mine |
| Italian Bar | - not defined - |
| American Camp Mining District | Mining District |
| East Belt | - not defined - |
| Tuolumne County | County |
| California | State |
| USA | Country |
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Latitude & Longitude (WGS84):
38° 5' 22'' North , 120° 18' 32'' West
Latitude & Longitude (decimal):
Type:
Köppen climate type:
Nearest Settlements:
| Place | Population | Distance |
|---|---|---|
| Cedar Ridge | 1,132 (2011) | 3.8km |
| Twain Harte | 2,226 (2011) | 8.7km |
| Phoenix Lake | 4,269 (2017) | 9.3km |
| Columbia | 2,297 (2017) | 10.0km |
| Mono Vista | 3,127 (2011) | 10.8km |
Nearest Clubs:
Local clubs are the best way to get access to collecting localities
Local clubs are the best way to get access to collecting localities
| Club | Location | Distance |
|---|---|---|
| Calaveras Gem & Mineral Society | Angels Camp, California | 20km |
A former lode Au mine located in sec. 27, T3N, R15E, MDM, 2.7 km (9,000 feet) ENE of Italian Bar (on Grant Ridge, about 6 miles E of Columbia), on National Forest land. MRDS database stated accuracy for this location is not stated.
NOTE: There are 2 MRDS files pertaining to this locality. File #10109467 presents geographic coordinates which place this locality in the position described in the file (on Grant Ridge), as well as placing it between the 2 shaft symbols specifically labeled as the Grant Mine on the topo map. File #10165598 presents geographic coordinates of -120.189900, 38.086010, which are in error. The coordinates from file #10109467 are presented here.
Mineralization is a vein deposit with a vein averaging 12 inches (30 cm), hosted in mica schist. Local rocks include Paleozoic marine rocks, undivided, unit 4 (Western Sierra Nevada) and/or Tertiary pyroclastic and volcanic mudflow deposits, unit 9 (Cascade Range) (the latter is probably incorrect based on incorrect geoographic coordinates in the MRDS file from which extracted).
Workings include underground opening comprised of 96 foot deep shaft and a 1,000 foot crosscut adit.
Select Mineral List Type
Standard Detailed Gallery Strunz Chemical ElementsDetailed Mineral List:
| ⓘ Native Gold Formula: Au |
| ⓘ Quartz Formula: SiO2 |
Gallery:
List of minerals arranged by Strunz 10th Edition classification
| Group 1 - Elements | |||
|---|---|---|---|
| ⓘ | Native Gold | 1.AA.05 | Au |
| Group 4 - Oxides and Hydroxides | |||
| ⓘ | Quartz | 4.DA.05 | SiO2 |
List of minerals for each chemical element
| O | Oxygen | |
|---|---|---|
| O | ⓘ Quartz | SiO2 |
| Si | Silicon | |
| Si | ⓘ Quartz | SiO2 |
| Au | Gold | |
| Au | ⓘ Native Gold | Au |
Other Databases
| Link to USGS MRDS: | 10109467 |
|---|
Other Regions, Features and Areas containing this locality
North AmericaContinent
North America PlateTectonic Plate
- Shoofly-Olds Ferry DomainDomain
- Sierra Nevada BatholithVolcanic Arc
USA
- Sierra NevadaMountain Range
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References
(n.d.) Minerals Availability System (MAS), U.S. Bureau of Mines.file ID #0061090783
