The Vallecito Western Mine Bishop Estate is a silver and gold mine located in Calaveras county, California.
About the MRDS Data:
All mine locations were obtained from the USGS Mineral Resources Data System. The locations and other information in this database have not been verified for accuracy. It should be assumed that all mines are on private property.
Mine Info
Satelite View
MRDS mine locations are often very general, and in some cases are incorrect. Some mine remains have been covered or removed by modern industrial activity or by development of things like housing. The satellite view offers a quick glimpse as to whether the MRDS location corresponds to visible mine remains.
Vallecito Western Mine Bishop Estate MRDS details
Site Name
Primary: Vallecito Western Mine Bishop Estate
Commodity
Primary: Silver
Primary: Gold
Location
State: California
County: Calaveras
Land Status
Not available
Holdings
Not available
Workings
Not available
Ownership
Not available
Production
Not available
Deposit
Record Type: Site
Operation Category: Producer
Operation Type: Unknown
Years of Production:
Organization:
Significant: N
Physiography
Not available
Mineral Deposit Model
Not available
Orebody
Not available
Structure
Not available
Alterations
Not available
Rocks
Not available
Analytical Data
Not available
Materials
Not available
Comments
Comment (Production): OVER $400,000 IN GOLD SINCE OPENED IN 1925.
Comment (Workings): 167' VERTICAL SHAFT; TUNNEL; RAISES. GRAVEL IS MINED BY BREAST STOPING ACROSS THE FULL WIDTH OF THE PAYSTREAK.
Comment (Geology): GEOL.DESC: THE PAY GRAVEL IS LARGELY MADE UP OF GRANITE WITH A SMALL PROPORTION OF QUARTZ, QUARTZITE, JASPER, AND SLATE; GRAVEL IS HEAVY, WELL-ROUNDED, AND CONTAINS MANY LARGE BOULDERS. THE GOLD IS COARSE AND AVERAGES 895 FINE; THE BALANCE IS ALMOST ENTIRELY SILVER. THE RECOVERED GOLD AVERAGES ABOUT 0.17 OZ., OR $5.95 PER TON OF GRAVEL WASHED.
Comment (Deposit): ADD. REF.: USGS MAP GQ-222
References
Reference (Deposit): CALIF. COUNTY REPT. NO. 2, P 92, 208 AND PL. C
Reference (Deposit): REPT. 20, P. 6; REPT. 21, P 161; SP. REPT. 41, P. 52 AND PL. 3
Reference (Deposit): CALIF. V. 32, NO. 3, P. 353-55 AND PL. 6; B. 135, P. 247-251
California Gold
"Where to Find Gold in California" looks at the density of modern placer mining claims along with historical gold mining locations and mining district descriptions to determine areas of high gold discovery potential in California. Read more: Where to Find Gold in California.
