Ruby Mine (Williams and Stark Mine), Evans Peak, Taylorsville Mining District, Plumas Copper Belt, Plumas County, California, USAi
| Regional Level Types | |
|---|---|
| Ruby Mine (Williams and Stark Mine) | Mine |
| Evans Peak | Peak |
| Taylorsville Mining District | Mining District |
| Plumas Copper Belt | Belt |
| Plumas County | County |
| California | State |
| USA | Country |
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Latitude & Longitude (WGS84):
40° 11' 7'' North , 120° 47' 57'' West
Latitude & Longitude (decimal):
Type:
Köppen climate type:
Nearest Settlements:
| Place | Population | Distance |
|---|---|---|
| Taylorsville | 140 (2011) | 12.7km |
| Crescent Mills | 196 (2011) | 13.7km |
| Greenville | 1,129 (2011) | 13.9km |
| Westwood | 1,647 (2011) | 22.1km |
| East Shore | 156 (2011) | 24.3km |
A former lode Cu-Ag-Au mine located in sec. 24, T27N, R10E, MDM, 4.3 km (2.7 miles) ENE of Evans Peak, on the divide between Moonlight Creek and Lights Creek, on National Forest land. MRDS database stated accuracy for this location is 10 meters.
Mineralization is hosted in diorite. A basic dike 5 feet wide strikes N25W and dips 65E in the diorite. The dike has been followed for 300 feet by an adit 200 feet below outcrop. Local rocks include Mesozoic volcanic rocks, unit 5 (Northern Sierra Nevada and Eastern Klamath Mountains).
Workings include underground openings. One adit exists 200 feet below outcrop, 200 feet long and being extended in 1920. One stope 35 feet long and 75 feet high.
Production data are found in: Logan (1921): 469.
$16,000 of ore were produced and shipped prior to 1919 (period values). The ore ran 0.30% Cu, at times with usually one ounce of Ag for every per cent of Cu.
Select Mineral List Type
Standard Detailed Gallery Strunz Chemical ElementsGallery:
List of minerals arranged by Strunz 10th Edition classification
| Group 2 - Sulphides and Sulfosalts | |||
|---|---|---|---|
| ⓘ | Bornite | 2.BA.15 | Cu5FeS4 |
| 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 |
| S | Sulfur | |
| S | ⓘ Bornite | Cu5FeS4 |
| Fe | Iron | |
| Fe | ⓘ Bornite | Cu5FeS4 |
| Cu | Copper | |
| Cu | ⓘ Bornite | Cu5FeS4 |
Other Databases
| Link to USGS MRDS: | 10077093 |
|---|
Other Regions, Features and Areas containing this locality
North AmericaContinent
North America PlateTectonic Plate
- Columbia Basin and RangeWide Rift
- Shoofly-Olds Ferry DomainDomain
USA
- Sierra NevadaMountain Range
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