The Leach is a gold mine located in Mariposa county, California at an elevation of 2,799 feet.
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
Elevation: 2,799 Feet (853 Meters)
Commodity: Gold
Lat, Long: 37.62778, -119.98472
Map: View on Google Maps
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.
Leach MRDS details
Site Name
Primary: Leach
Commodity
Primary: Gold
Secondary: Copper
Location
State: California
County: Mariposa
Land Status
Not available
Holdings
Not available
Workings
Type: Underground
Ownership
Owner Name: M. Van De Carr
Production
Not available
Deposit
Record Type: Site
Operation Category: Past Producer
Operation Type: Unknown
Discovery Year: 1900
Years of Production:
Organization:
Significant: N
Deposit Size: S
Physiography
General Physiographic Area: Pacific Mountain System
Physiographic Province: Cascade-Sierra Mountains
Physiographic Section: Sierra Nevada
Mineral Deposit Model
Not available
Orebody
Not available
Structure
Not available
Alterations
Not available
Rocks
Not available
Analytical Data
Not available
Materials
Ore: Chalcopyrite
Ore: Gold
Ore: Pyrite
Gangue: Quartz
Comments
Comment (Production): FIRST WORKED ABOUT 1900-05 BY BELL, LEACH, AND CHARLES HARTLEY. PRESENT OWNER WORKS THE MINE INTERMITTENTLY. NO OTHER PRODUCTION RECORD FOUND.
Comment (Deposit): VEIN, 1 - 3 FT. THICK
Comment (Geology): GEOL.DESC: VEIN ACCOMPANIED OVER MUCH OF ITS STRIKE LENGTH BY FINE-GRAINED, LIGHT GREEN GRANITIC DIKE.
Comment (Workings): INCLINED SHAFT ABOUT 50 FT. DEEP WITH DRIFTS AND STOPES AGGREGATING 300-350 FT.; AN OLDER CROSSCUT TUNNEL ABOUT 60-FT. LONG HAS EXTENSIVE DRIFTS AT THE END WHICH APPARENTLY CONNECT WITH THE MAIN WORKINGS FROM THE SHAFT
Comment (Location): UTM EST. SE 1/4
References
Reference (Deposit): BOWEN, O. E., JR., GRAY, C. H., JR., 1957 , MINES AND MINERAL DEPOSITS OF MARIPOSA COUNTY, CALIFORNIA: CALIF. JOUR. MINES AND GEOLOGY, V. 53 , NOS. 1 AND 2 , P. 276
Reference (Production): BOWEN & GRAY 1957
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.
