Eureka Slate Quarry (Sierra Slate Corporation Quarry), Kelsey, Kelsey Mining District, El Dorado County, California, USAi
| Regional Level Types | |
|---|---|
| Eureka Slate Quarry (Sierra Slate Corporation Quarry) | Quarry |
| Kelsey | Unincorporated Community |
| Kelsey Mining District | Mining District |
| El Dorado County | County |
| California | State |
| USA | Country |
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Latitude & Longitude (WGS84):
38° 47' 18'' North , 120° 49' 33'' West
Latitude & Longitude (decimal):
Type:
Köppen climate type:
Nearest Settlements:
| Place | Population | Distance |
|---|---|---|
| Coloma | 529 (2011) | 5.7km |
| Cold Springs | 446 (2011) | 6.4km |
| Placerville | 10,650 (2017) | 6.9km |
| Diamond Springs | 11,037 (2011) | 10.5km |
| Deer Park | 1,384 (2018) | 11.8km |
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 | 7km |
| Gold Country Treasure Seekers | Placerville, California | 7km |
| Roseville Rock Rollers | Roseville, California | 40km |
| Amador County Gem & Mineral Society | Sutter Creek, California | 44km |
| Fossils for Fun Society, Inc. | North Highlands, California | 49km |
A slate (dimension) deposit/quarry located in sec. 23, T11N, R10E, MDM, 1.3 km (0.8 mile) SSW of Kelsey, on the divide between Kelsey Canyon and Texas Canyon. Operated from around 1886 to about 1926, and reopened and active in 1966. MRDS database stated accuracy for this location is 1,000 meters. Some reference material quotes the location as being 1 mile S of Kelsey, others 1 mile W, so sec. 23 may be correct. There is a slate quarry shown at approximately this location on USGS folio Placerville .
A metamorphic slate deposit. Local rocks include Jurassic marine rocks, unit 1 (Western Sierra Nevada and Western Klamath Mountains) and/or Mesozoic volcanic rocks, unit 2 (Western Sierra Foothills and Western Klamath Mountains).
Workings include surface openings/operations comprised of a quarry with a 200 foot face and up to 200 feet deep. A 13,000 foot tramway delivered the quarried material to Placerville. A mill for hoisting, saving polishing & grinding was being installed in 1966. Operation was to have employed 20 men eventually (1966).
Large amounts of dimension slate were mined, much of which could be worked up into good roofing slate.
Commodity List
This is a list of exploitable or exploited mineral commodities recorded at this locality.List of minerals for each chemical element
Other Databases
| Link to USGS MRDS: | 10029990 |
|---|
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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