Colma group, Mammoth Butte, Backbone District, West Shasta Copper - Zinc Mining District, Klamath Mountains, Shasta County, California, USAi
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Latitude & Longitude (WGS84):
40° 45' 6'' North , 122° 28' 27'' West
Latitude & Longitude (decimal):
Köppen climate type:
Nearest Settlements:
| Place | Population | Distance |
|---|---|---|
| Central Valley (historical) | 4,340 (2015) | 11.7km |
| Shasta Lake | 10,159 (2017) | 11.8km |
| Mountain Gate | 943 (2011) | 12.6km |
| Keswick | 451 (2011) | 14.4km |
| French Gulch | 346 (2011) | 14.9km |
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 |
|---|---|---|
| Shasta Gem & Mineral Society | Redding, California | 20km |
A former Cu mine located in sec. 6, T33N, R5W and in sec. 31, T34N, R5W,. MDM, 1.3 km (4,300 feet) S of Mammoth Butte (coordinates of record), along Mary Fork Squaw Creek, on National Forest land. MRDS database stated accuracy for this location is 1,000 meters.
Mineralization is a vein deposit hosted in rhyolite and porphyry. The ore body is tabular in form at 0.91 meters thick. Local rocks include Paleozoic metavolcanic rocks, unit 1 (Eastern Klamath Mountains).
Workings include underground openings with a total length of 914.4 meters.
The claims were developed through the No. 5 tunnel level of the Uncle Sam Mine. The trend of the tunnel is N40E. It intersects the Uncle Sam vein 1,200 feet from the portal. 350 feet beyond this vein, the quartz vein was cut.
No production recorded.
Select Mineral List Type
Standard Detailed Gallery Strunz Chemical ElementsDetailed Mineral List:
| ⓘ Chalcopyrite Formula: CuFeS2 |
| ⓘ Pyrite Formula: FeS2 |
Gallery:
List of minerals arranged by Strunz 10th Edition classification
| Group 2 - Sulphides and Sulfosalts | |||
|---|---|---|---|
| ⓘ | Chalcopyrite | 2.CB.10a | CuFeS2 |
| ⓘ | Pyrite | 2.EB.05a | FeS2 |
List of minerals for each chemical element
| S | Sulfur | |
|---|---|---|
| S | ⓘ Chalcopyrite | CuFeS2 |
| S | ⓘ Pyrite | FeS2 |
| Fe | Iron | |
| Fe | ⓘ Chalcopyrite | CuFeS2 |
| Fe | ⓘ Pyrite | FeS2 |
| Cu | Copper | |
| Cu | ⓘ Chalcopyrite | CuFeS2 |
Other Databases
| Link to USGS MRDS: | 10102965 |
|---|
Other Regions, Features and Areas containing this locality
North AmericaContinent
- Coast MountainsMountain Range
North America PlateTectonic Plate
- Klamouth RangeVolcanic Arc
- Shoofly-Olds Ferry DomainDomain
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References
(n.d.) Minerals Availability System (MAS), U.S. Bureau of Mines.file ID #0060890589
