Oak Patch claim, Sugarloaf, Placer County, California, USAi
| Regional Level Types | |
|---|---|
| Oak Patch claim | Claim |
| Sugarloaf | - not defined - |
| Placer County | County |
| California | State |
| USA | Country |
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Latitude & Longitude (WGS84):
39° 10' 16'' North , 120° 46' 4'' West
Latitude & Longitude (decimal):
Type:
Köppen climate type:
Nearest Settlements:
| Place | Population | Distance |
|---|---|---|
| Alta | 610 (2011) | 5.4km |
| Dutch Flat | 160 (2011) | 7.2km |
| Foresthill | 1,483 (2011) | 17.3km |
| Colfax | 2,005 (2017) | 17.8km |
| Washington | 185 (2011) | 21.1km |
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 |
|---|---|---|
| Nevada County Gem & Mineral Society | Grass Valley, California | 26km |
| El Dorado County Mineral and Gem Society | Placerville, California | 49km |
| Gold Country Treasure Seekers | Placerville, California | 49km |
Mindat Locality ID:
85622
Long-form identifier:
mindat:1:2:85622:6
GUID (UUID V4):
9d782029-c56e-4934-b04e-77543bdd6516
A former Cr mine located on W edge sec. 5, T15N, R11E, MDM, 0.9 km (0.6 mile) W of Sugarloaf and 1.2 km (0.8 mile) ESE of Snakehead Point, NE of Hayden Hill, on private land within a National Forest area. Discovered by D.J. Sullivan. First production was in 1919 and the last was in 1942. Owned by D. J. Sullivan (1949). MRDS database stated accuracy for this location is 500 meters. Located near the crest of a spur ridge, about 500 feet SW of the Iron Spring deposit.
The ore body is podiform in shape. It is approximately 10 feet long, 5 feet in diameter and is pitched steeply to the N in a shear zone that strikes N and dips 85W. Local rocks include Paleozoic marine rocks, undivided, unit 4 (Western Sierra Nevada).
Workings include surface and underground openings comprised of an open cut, a pit, and a 12 foot shaft.
Production data are found in: Rynearson, Garn Arthur (1953): 202.
Select Mineral List Type
Standard Detailed Gallery Strunz Chemical ElementsDetailed Mineral List:
| ⓘ Chromite Formula: Fe2+Cr3+2O4 |
| ⓘ Uvarovite Formula: Ca3Cr2(SiO4)3 Description: A little is found. References: |
Gallery:
List of minerals arranged by Strunz 10th Edition classification
| Group 4 - Oxides and Hydroxides | |||
|---|---|---|---|
| ⓘ | Chromite | 4.BB.05 | Fe2+Cr3+2O4 |
| Group 9 - Silicates | |||
| ⓘ | Uvarovite | 9.AD.25 | Ca3Cr2(SiO4)3 |
List of minerals for each chemical element
| O | Oxygen | |
|---|---|---|
| O | ⓘ Chromite | Fe2+Cr23+O4 |
| O | ⓘ Uvarovite | Ca3Cr2(SiO4)3 |
| Si | Silicon | |
| Si | ⓘ Uvarovite | Ca3Cr2(SiO4)3 |
| Ca | Calcium | |
| Ca | ⓘ Uvarovite | Ca3Cr2(SiO4)3 |
| Cr | Chromium | |
| Cr | ⓘ Chromite | Fe2+Cr23+O4 |
| Cr | ⓘ Uvarovite | Ca3Cr2(SiO4)3 |
| Fe | Iron | |
| Fe | ⓘ Chromite | Fe2+Cr23+O4 |
Other Databases
| Link to USGS MRDS: | 10110862 |
|---|
Other Regions, Features and Areas containing this locality
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References
(n.d.) Minerals Availability System (MAS), U.S. Bureau of Mines.file #0060610616
