Superior Mine (Tin Cup Mine; Superior Tin Cup Mine), Diamond Springs, Placerville Mining District, El Dorado County, California, USAi
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Latitude & Longitude (WGS84):
38° 41' 47'' North , 120° 47' 22'' West
Latitude & Longitude (decimal):
Type:
Köppen climate type:
Nearest Settlements:
Place | Population | Distance |
---|---|---|
Diamond Springs | 11,037 (2011) | 2.2km |
Deer Park | 1,384 (2018) | 3.3km |
Placerville | 10,650 (2017) | 3.8km |
Cold Springs | 446 (2011) | 8.6km |
Camino | 1,750 (2011) | 11.0km |
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 |
---|---|---|
El Dorado County Mineral and Gem Society | Placerville, California | 4km |
Gold Country Treasure Seekers | Placerville, California | 4km |
Amador County Gem & Mineral Society | Sutter Creek, California | 34km |
Roseville Rock Rollers | Roseville, California | 44km |
Mindat Locality ID:
78249
Long-form identifier:
mindat:1:2:78249:9
GUID (UUID V4):
7f6e6d0d-2c25-4892-b398-c9fed48190c3
A former lode Au mine located in secs. 20, 29 & 30, T10N, R11E, MDM, about 2 km (1.2 miles) E of Diamond Springs and about 2 miles S of Placerville, W of Ringgold Creek and the Coon Hollow Road (adjoins the Larkin Mine on the N), on private land. Discovered in 1867. The claim constitutes 27 acres. Operated by the Emma H. Rose estate, Henry A. Alker and Elliott S. McCurdy, Trustees. Operated around 1888-1890 and again in 1900. MRDS database stated accuracy for this location is 1,000 meters.
Mineralization is a vein deposit on the Mother Lode hosted in slate and greenstone. The ore body strikes N and dips 45E. There are 3 parallel veins with a slate footwall and greenstone hanging wall. Local rocks include Jurassic marine rocks, unit 1 (Western Sierra Nevada and Western Klamath Mountains).
Workings include underground openings comprised of 2 adits at 250 and 700 feet long, respectively, and a 400 foot inclined shaft. A 10-stamp mill was erected.
Production data are found in: Clark and Carlson (1956).
A small amount of Au was produced in 1900 and ran $5.80 to $15.00 (period values) per ton.
Select Mineral List Type
Standard Detailed Gallery Strunz Chemical ElementsDetailed Mineral List:
ⓘ Gold Formula: Au |
ⓘ Quartz Formula: SiO2 |
Gallery:
List of minerals arranged by Strunz 10th Edition classification
Group 1 - Elements | |||
---|---|---|---|
ⓘ | 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 | ⓘ Gold | Au |
Other Databases
Link to USGS MRDS: | 10007074 |
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Other Regions, Features and Areas containing this locality
North America PlateTectonic Plate
- Calaveras-Baker DomainDomain
USA
- California
- Mother Lode BeltBelt
- Sierra NevadaMountain Range
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References
(n.d.) Minerals Availability System (MAS), U.S. Bureau of Mines.file #0060170786