Simon Mine, Coloma, Coloma Mining District, West Belt, El Dorado County, California, USAi
Regional Level Types | |
---|---|
Simon Mine | Mine |
Coloma | - not defined - |
Coloma Mining District | Mining District |
West Belt | - not defined - |
El Dorado County | County |
California | State |
USA | Country |
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Latitude & Longitude (WGS84):
38° 49' 54'' North , 120° 52' 53'' West
Latitude & Longitude (decimal):
Type:
Köppen climate type:
Nearest Settlements:
Place | Population | Distance |
---|---|---|
Coloma | 529 (2011) | 3.6km |
Georgetown | 2,367 (2011) | 9.1km |
Cold Springs | 446 (2011) | 10.0km |
Auburn Lake Trails | 3,426 (2011) | 11.1km |
Cool | 4,100 (2017) | 13.1km |
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 |
---|---|---|
El Dorado County Mineral and Gem Society | Placerville, California | 13km |
Gold Country Treasure Seekers | Placerville, California | 13km |
Roseville Rock Rollers | Roseville, California | 36km |
Fossils for Fun Society, Inc. | North Highlands, California | 46km |
Sacramento Valley Detecting Buffs | North Highlands, California | 46km |
Mindat Locality ID:
78196
Long-form identifier:
mindat:1:2:78196:8
GUID (UUID V4):
0e5ff468-6140-4918-82e7-21dd9b48dd7a
A Cr occurrence located in the NE¼SE¼ sec. 5, T11N, R10E, MDM, about 4.3 km N of Coloma, on the divide between Perry Mountain Creek and Johntown Creek (about 2¼ miles SW of Garden Valley), on fee ownership land. Operated by C. F. Gladwill. MRDS database stated accuracy for this location is 500 meters.
Local rocks include Jurassic marine rocks, unit 1 (Western Sierra Nevada and Western Klamath Mountains) and/or Mesozoic volcanic rocks, unit 2 (Western Sierra Foothills and Western Klamath Mountains).
Workings include surface openings comprised of 2 groups of open cuts.
Recorded production of 94 long tons, of which 45 long tons were sold in 1920. About 11 tons of ore from WWI operations is piled at the foot of the ridge between the 2 deposits. Known reserves are very small though abundant float may indicate the presence of undiscovered deposits.
Select Mineral List Type
Standard Detailed Gallery Strunz Chemical ElementsGallery:
List of minerals arranged by Strunz 10th Edition classification
Group 4 - Oxides and Hydroxides | |||
---|---|---|---|
ⓘ | Chromite | 4.BB.05 | Fe2+Cr3+2O4 |
List of minerals for each chemical element
O | Oxygen | |
---|---|---|
O | ⓘ Chromite | Fe2+Cr23+O4 |
Cr | Chromium | |
Cr | ⓘ Chromite | Fe2+Cr23+O4 |
Fe | Iron | |
Fe | ⓘ Chromite | Fe2+Cr23+O4 |
Other Databases
Link to USGS MRDS: | 10029955 |
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Other Regions, Features and Areas containing this locality
North America PlateTectonic Plate
- Calaveras-Baker DomainDomain
USA
- California
- Mother Lode BeltBelt
- Sierra NevadaMountain Range
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References
(n.d.) Minerals Availability System (MAS), U.S. Bureau of Mines.file #0060170027