Unknown Au mine [43], Altaville, Angels Camp Mining District, Calaveras County, California, USAi
| Regional Level Types | |
|---|---|
| Unknown Au mine [43] | Mine |
| Altaville | Unincorporated Community (Former) |
| Angels Camp Mining District | Mining District |
| Calaveras County | County |
| California | State |
| USA | Country |
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Latitude & Longitude (WGS84):
38° 4' 51'' North , 120° 33' 16'' West
Latitude & Longitude (decimal):
Type:
Köppen climate type:
Nearest Settlements:
| Place | Population | Distance |
|---|---|---|
| Angels Camp | 2,677 (2012) | 1.9km |
| Vallecito | 442 (2011) | 7.2km |
| Murphys | 2,213 (2015) | 10.3km |
| Tuttletown | 668 (2011) | 12.9km |
| Copperopolis | 3,671 (2011) | 13.5km |
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 | 2km |
| Amador County Gem & Mineral Society | Sutter Creek, California | 41km |
A former lode Au occurrence/mine located in the SW¼ sec. 0.7 km (0.4 mile) ESE of Altaville (N side of Bret Harte High School; by the junction of state highways 8 & 49). Property consists of a patented claim. Operated during the 1860's and 1890's. MRDS database accuracy for this location is not stated.
Mineralization is a vein deposit hosted in greenschist. The ore body strikes NW and dips 75NE. Located on the Mother Lode. Local rocks include undivided pre-Cenozoic metavolcanic rocks, unit 2 (undivided).
Workings include underground openings with an overall depth of 121.92 meters, and comprised of a 400 foot shaft. Ore was treated in an 8-stamp steam mill and steam hoist.
Production data are found in: Clark, Wm. B. & P.A. Lydon (1962).
No other production record was found.
Select Mineral List Type
Standard Detailed Gallery Strunz Chemical ElementsCommodity List
This is a list of exploitable or exploited mineral commodities recorded at this locality.Mineral List
2 valid minerals.
Detailed 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: | 10029084 |
|---|
Other Regions, Features and Areas containing this locality
North AmericaContinent
North America PlateTectonic Plate
- Shoofly-Olds Ferry DomainDomain
- Sierra Nevada BatholithVolcanic Arc
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