Cousin Jack Mine, Henry Diggings, Indian Diggings Mining District, El Dorado County, California, USAi
| Regional Level Types | |
|---|---|
| Cousin Jack Mine | Mine |
| Henry Diggings | Diggings |
| Indian Diggings Mining District | Mining District |
| El Dorado County | County |
| California | State |
| USA | Country |
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Latitude & Longitude (WGS84):
38° 36' 13'' North , 120° 34' 8'' West
Latitude & Longitude (decimal):
Type:
Köppen climate type:
Nearest Settlements:
| Place | Population | Distance |
|---|---|---|
| River Pines | 379 (2011) | 16.5km |
| Buckhorn | 2,429 (2017) | 17.2km |
| Camino | 1,750 (2011) | 17.6km |
| Pollock Pines | 6,871 (2017) | 17.6km |
| Volcano | 115 (2017) | 18.6km |
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 | 24km |
| Gold Country Treasure Seekers | Placerville, California | 24km |
| Amador County Gem & Mineral Society | Sutter Creek, California | 31km |
A former lode Au mine located in the SW¼ sec. 29, T9N, R13E, MDM, 1.0 km (0.6 mile) W of Henry Diggings (coordinates of record) and 2.5 km (1.6 miles) N of Omo Ranch, S of the confluence of Steely Fork and Clear Creek (5 miles SW of grizzly Flat), on private land. The claim is 20 acres. Operated by Martha Agnes Weber and Maryland Casualty Company. Operated prior to 1894. MRDS database stated accuracy for this location is 500 meters.
Mineralization is a vein deposit hosted in slate. The ore body strikes N and dips 60W at a thickness of 1.22 meters. The vein is 1 to 4 feet thick. Local rocks include Paleozoic marine rocks, undivided, unit 4 (Western Sierra Nevada).
Workings include underground openings comprised of 2 drift adits at 400 and 300 feet long, respectively, plus a 70 foot winze.
No production record was found.
Select Mineral List Type
Standard Detailed Gallery Strunz Chemical ElementsGallery:
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: | 10007133 |
|---|
Other Regions, Features and Areas containing this locality
North AmericaContinent
North America PlateTectonic Plate
- Shoofly-Olds Ferry DomainDomain
- Sierra Nevada BatholithVolcanic Arc
USA
- Sierra NevadaMountain Range
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References
(n.d.) Minerals Availability System (MAS), U.S. Bureau of Mines.file #0060171121
