Phoenix Mine, Peoria Flat, Yosemite Junction, Tuolumne County, California, USAi
| Regional Level Types | |
|---|---|
| Phoenix Mine | Mine |
| Peoria Flat | Flat |
| Yosemite Junction | - not defined - |
| Tuolumne County | County |
| California | State |
| USA | Country |
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Latitude & Longitude (WGS84):
37° 55' 11'' North , 120° 29' 56'' West
Latitude & Longitude (decimal):
Type:
Köppen climate type:
Nearest Settlements:
| Place | Population | Distance |
|---|---|---|
| Jamestown | 3,433 (2011) | 7.6km |
| Chinese Camp | 126 (2011) | 7.9km |
| Tuttletown | 668 (2011) | 8.7km |
| Sonora | 4,818 (2017) | 12.5km |
| East Sonora | 2,266 (2011) | 13.7km |
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 | 17km |
A former Cr mine located in sec. 24, T1N, R13E, MDM, 1.8 km (6,000 feet) N of Peoria Flat (coordinates of record), on private land. Owned by Rosasco. Operated by the Hastings Brothers. MRDS database stated accuracy for this location is 500 meters.
Mineralization is hosted in rocks of the Logtown unit (Late Jurassic dunite). The ore body is lenticular, strikes N80E and dips 90. Chromite occrs as a high-grade streak in low-grade, banded, disseminated ore. The deposit occurs in the northern part of the westernmost of 2 serpentine belts which trend NW-SE across the county. The belt is exposed over an area 30 km by 6 km. Local rocks include ultramafic rocks, chiefly Mesozoic, unit 2 (Western Sierra Nevada and Klamath Mountains).
Workings include surface and underground openings comprised of a caved shaft and several small open cuts.
Select Mineral List Type
Standard Detailed Gallery Strunz Chemical ElementsDetailed Mineral List:
| ⓘ Formula: Fe2+Cr3+2O4 |
| ⓘ Magnesiochromite Formula: MgCr2O4 |
Gallery:
List of minerals arranged by Strunz 10th Edition classification
| Group 4 - Oxides and Hydroxides | |||
|---|---|---|---|
| ⓘ | Chromite ? | 4.BB.05 | Fe2+Cr3+2O4 |
| ⓘ | Magnesiochromite | 4.BB.05 | MgCr2O4 |
List of minerals for each chemical element
| O | Oxygen | |
|---|---|---|
| O | ⓘ Chromite | Fe2+Cr23+O4 |
| O | ⓘ Magnesiochromite | MgCr2O4 |
| Mg | Magnesium | |
| Mg | ⓘ Magnesiochromite | MgCr2O4 |
| Cr | Chromium | |
| Cr | ⓘ Chromite | Fe2+Cr23+O4 |
| Cr | ⓘ Magnesiochromite | MgCr2O4 |
| Fe | Iron | |
| Fe | ⓘ Chromite | Fe2+Cr23+O4 |
Other Databases
| Link to USGS MRDS: | 10043705 |
|---|
Other Regions, Features and Areas containing this locality
North AmericaContinent
North America PlateTectonic Plate
- Calaveras-Baker DomainDomain
- Sierra Nevada BatholithVolcanic Arc
USA
- California
- Mother Lode BeltBelt
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References
(n.d.) Minerals Availability System (MAS), U.S. Bureau of Mines.file ID #0061090032
