Railroad Hill Hydraulic Mine (Railroad Hill), Calaveritas, Calaveritas Mining District, East Belt, Calaveras County, California, USAi
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Latitude & Longitude (WGS84):
38° 8' 20'' North , 120° 37' 28'' West
Latitude & Longitude (decimal):
Type:
Köppen climate type:
Nearest Settlements:
| Place | Population | Distance |
|---|---|---|
| San Andreas | 2,783 (2011) | 8.0km |
| Angels Camp | 2,677 (2012) | 10.8km |
| Mountain Ranch | 1,628 (2011) | 12.3km |
| Vallecito | 442 (2011) | 14.3km |
| Murphys | 2,213 (2015) | 14.3km |
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 |
|---|---|---|
| Calaveras Gem & Mineral Society | Angels Camp, California | 11km |
| Amador County Gem & Mineral Society | Sutter Creek, California | 32km |
A former hydraulic placer Au mine located in the SE¼NW¼ sec. 2, T3N, R12E, MDM, 2.5 km (1.5 miles) SSW of Caliveritas and 1.2 km (0.8 mile) NE of Fourth Crossing (San Andreas District). Property consisted of 56 acres. MRDS database stated accuracy for this location is 100 meters.
Mineralization is a placer gold deposit on the Fort Mountain channel. Local rocks include undivided pre-Cenozoic metavolcanic rocks, unit 2 (undivided).
Undivided pre-Cenozoic metavolcanic rocks, unit 2 (undivided)
Workings include unspecified underground openings (??).
About 20,000 cubic yards of gravel were hydraulicked during the period 1895-1904.
Select Mineral List Type
Standard Detailed Gallery Strunz Chemical ElementsDetailed Mineral List:
| ⓘ Native Gold Formula: Au Description: Placer material. References: |
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: | 10109156 |
|---|
Other Regions, Features and Areas containing this locality
North AmericaContinent
North America PlateTectonic Plate
- Calaveras-Baker DomainDomain
- Sierra Nevada BatholithVolcanic Arc
This page contains all mineral locality references listed on mindat.org. This does not claim to be a complete list. If you know of more minerals from this site, please register so you can add to our database. This locality information is for reference purposes only. You should never attempt to
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References
(n.d.) Minerals Availability System (MAS), U.S. Bureau of Mines.file ID #0060090348
Clark, Lorin D. (1954) Geology and mineral deposits of the Calaveritas quadrangle, Calaveras County, California. Special Report 40. California Division of Mines p.21 - plates 1 and 2
