Esperanza Mine (Esperanza claim; Garden Valley claim), Georgetown, Georgetown District, East Segment Mother Lode, El Dorado County, California, USAi
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Latitude & Longitude (WGS84):
38° 54' 9'' North , 120° 49' 22'' West
Latitude & Longitude (decimal):
Type:
Köppen climate type:
Nearest Settlements:
| Place | Population | Distance |
|---|---|---|
| Georgetown | 2,367 (2011) | 1.4km |
| Auburn Lake Trails | 3,426 (2011) | 11.3km |
| Coloma | 529 (2011) | 12.8km |
| Foresthill | 1,483 (2011) | 13.1km |
| Cool | 4,100 (2017) | 16.7km |
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 |
|---|---|---|
| El Dorado County Mineral and Gem Society | Placerville, California | 19km |
| Gold Country Treasure Seekers | Placerville, California | 19km |
| Nevada County Gem & Mineral Society | Grass Valley, California | 41km |
| Roseville Rock Rollers | Roseville, California | 44km |
Mindat Locality ID:
8132
Long-form identifier:
mindat:1:2:8132:3
GUID (UUID V4):
eeab9ee8-cdd3-4edb-a0e0-6d9e1f374040
A former lode Au mine located in the N½SE¼ sec. 28, T12N, R10E, MDM, 1.5 km (0.9 mile/4,500 feet) ESE of Georgetown, on the divide between Slat Creek and Traverse Creek, SSW of Hotchkiss Hill (1 mile NW of Garden Valley). Property is 20.85 acres. Operated 1890 to 1900. MRDS database stated accuracy for this location is 500 meters. Logan (1934), Pl. II shows 2 claims: the Esperanza and the Garden Valley.
Mineralization is a vein deposit hosted in amphibolite. The ore body strikes N20W and dips 60E. The deposit is associated with a lens of amphibolite in slate. Local rocks include Jurassic marine rocks, unit 1 (Western Sierra Nevada and Western Klamath Mountains) and/or undivided pre-Cenozoic metavolcanic rocks, unit 2 (undivided).
Workings include underground openings with an overall depth of 182.88 meters and comprised of a 600 foot vertical shaft and 700 feet of drifts. A 20-stamp mill was erected.
No production record was found.
Select Mineral List Type
Standard Detailed Gallery Strunz Chemical ElementsDetailed Mineral List:
| ⓘ Gold Formula: Au |
| ⓘ Quartz Formula: SiO2 |
| ⓘ Wulfenite Formula: Pb(MoO4) Description: Occurs as small grains. |
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 |
| Group 7 - Sulphates, Chromates, Molybdates and Tungstates | |||
| ⓘ | Wulfenite | 7.GA.05 | Pb(MoO4) |
List of minerals for each chemical element
| O | Oxygen | |
|---|---|---|
| O | ⓘ Quartz | SiO2 |
| O | ⓘ Wulfenite | Pb(MoO4) |
| Si | Silicon | |
| Si | ⓘ Quartz | SiO2 |
| Mo | Molybdenum | |
| Mo | ⓘ Wulfenite | Pb(MoO4) |
| Au | Gold | |
| Au | ⓘ Gold | Au |
| Pb | Lead | |
| Pb | ⓘ Wulfenite | Pb(MoO4) |
Other Databases
| Link to USGS MRDS: | 10007017 |
|---|
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 #0060170586
