Mountain View Mine, Minnesota Flat, Alleghany Mining District (Forest Mining District), Sierra County, California, USAi
| Regional Level Types | |
|---|---|
| Mountain View Mine | Mine |
| Minnesota Flat | Flat |
| Alleghany Mining District (Forest Mining District) | Mining District |
| Sierra County | County |
| California | State |
| USA | Country |
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Latitude & Longitude (WGS84):
39° 26' 49'' North , 120° 50' 4'' West
Latitude & Longitude (decimal):
Type:
Köppen climate type:
Nearest Settlements:
| Place | Population | Distance |
|---|---|---|
| Washington | 185 (2011) | 10.2km |
| Downieville | 282 (2011) | 12.5km |
| Pike | 134 (2011) | 14.1km |
| Camptonville | 158 (2011) | 18.4km |
| Sierra City | 221 (2011) | 21.7km |
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 |
|---|---|---|
| Nevada County Gem & Mineral Society | Grass Valley, California | 32km |
A former lode Au occurrence/mine located in the W½NE¼ (estimated) sec. 10, T18N, R10E, MDM, 0.4 km (0.2 mile) SW of Minnesota Flat, along the upper N canyon wall of the Middle Yuba River, on National Forest land. MRDS database stated accuracy for this location is 500 meters.
Mineralization is a vein deposit hosted in gabbro and serpentinite. The ore body strikes N and dips N22W at a thickness of 0.91 meter. There are 2 veins. One strikes N22W and dips 50SW and is up to 1½ feet (45 cm) thick, and is gnetly cut by the second vein, which, at the junction has a N strike and dips 82W & near the face strikes N5-10E and dips SSW. It ranges from a stringer against the hanging wall to a vein 3 feet thick. It is well-sheared. MRDS database stated accuracy for this location is . Local rocks include Mesozoic gabbroic rocks, unit 2 (undivided).
Workings include surface and underground openings comprised of surface cuts and 1 adit at 140 feet long.
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: | 10103102 |
|---|
Other Regions, Features and Areas containing this locality
North AmericaContinent
North America PlateTectonic Plate
- Calaveras-Baker 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 #0060910165
