Coon Hollow and Excellsior placer (Coon Hollow claim), Coon Hollow, Placerville (Hangtown), Placerville Mining District, El Dorado County, California, USAi
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Latitude & Longitude (WGS84):
38° 42' 47'' North , 120° 48' 38'' West
Latitude & Longitude (decimal):
Type:
Köppen climate type:
Nearest Settlements:
| Place | Population | Distance |
|---|---|---|
| Diamond Springs | 11,037 (2011) | 2.1km |
| Placerville | 10,650 (2017) | 2.1km |
| Deer Park | 1,384 (2018) | 3.6km |
| Cold Springs | 446 (2011) | 6.1km |
| Shingle Springs | 4,432 (2011) | 11.3km |
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 | 2km |
| Gold Country Treasure Seekers | Placerville, California | 2km |
| Amador County Gem & Mineral Society | Sutter Creek, California | 36km |
| Roseville Rock Rollers | Roseville, California | 42km |
| Fossils for Fun Society, Inc. | North Highlands, California | 49km |
A former placer Au occurrence/drift & hydraulic mine located in secs. 18 & 19, T10N, R11E, MDM, 0.7 km (0.4 mile) SSW of Coon Hollow (coordinates of record). Discovered in 1852. Claim contains 70 acres. Drifted from 1852 to 1861 and hydraulicked from 1861 to 1871. MRDS database stated accuracy for this location is 500 meters. The Coon Hollow claim is shown in the SW¼ sec. 18 in Logan (1938).
Local rocks include Mesozoic granitic rocks, unit 3 (Sierra Nevada, Death Valley area, Northern Mojave Desert and Transverse Ranges).
Au output from this area totaled $10,000,000 (period values). The gravel yielded about $1 (period values) per cubic yard. The accumulated tailings were subsequently being mined for aggregate.
Select Mineral List Type
Standard Detailed Gallery Strunz Chemical ElementsDetailed Mineral List:
| ⓘ Native Gold Formula: Au Description: Placer material. |
Gallery:
List of minerals arranged by Strunz 10th Edition classification
| Group 1 - Elements | |||
|---|---|---|---|
| ⓘ | Native Gold | 1.AA.05 | Au |
List of minerals for each chemical element
| Au | Gold | |
|---|---|---|
| Au | ⓘ Native Gold | Au |
Other Databases
| Link to USGS MRDS: | 10030197 |
|---|
Other Regions, Features and Areas containing this locality
North AmericaContinent
North America PlateTectonic Plate
- Calaveras-Baker DomainDomain
- Sierra Nevada BatholithVolcanic Arc
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 #0060170766
