The Silver Lead is a gold mine located in Mariposa county, California at an elevation of 1,201 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: 1,201 Feet (366 Meters)
Commodity: Gold
Lat, Long: 37.55944, -120.21278
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.
Silver Lead MRDS details
Site Name
Primary: Silver Lead
Secondary: St. Gabriel and Honeycomb
Secondary: Silver Lead & Margavetta
Commodity
Primary: Gold
Secondary: Copper
Secondary: Lead
Secondary: Zinc
Secondary: Silver
Location
State: California
County: Mariposa
District: Hornitos
Land Status
Not available
Holdings
Not available
Workings
Type: Underground
Ownership
Owner Name: E. G. Branson Et Al.
Production
Not available
Deposit
Record Type: Site
Operation Category: Past Producer
Operation Type: Unknown
Discovery Year: 1865
Years of Production:
Organization:
Significant: N
Deposit Size: S
Physiography
General Physiographic Area: Pacific Mountain System
Physiographic Province: Pacific Border Province
Physiographic Section: California Trough
Mineral Deposit Model
Not available
Orebody
Not available
Structure
Not available
Alterations
Not available
Rocks
Name: Diorite
Role: Associated
Age Type: Associated Rock
Age Young: Late Jurassic
Name: Diorite
Role: Associated
Age Type: Host Rock
Age Young: Late Jurassic
Analytical Data
Not available
Materials
Ore: Galena
Ore: Gold
Ore: Pyrite
Ore: Chalcopyrite
Ore: Sphalerite
Gangue: Quartz
Comments
Comment (Deposit): Discovery Year: 1860'S
Comment (Geology): WALL ROCKS CHIEFLY DENSE, MASSIVE BLUE - BLACK QUARTZ - BIOTITE HORNFELS & MASSIVE SPOTTED SLATE. CUT AT DEPTH BY GREEN METAVOLCANIC DIKES & DARK, QUARTZ - RICH GRANODIORITE PORPHYRY DIKES NEITHER OF WHICH OUTCROP CONSPICUOUSLY.
Comment (Deposit): 2 PATENTED CLAIMS. SILVER LEAD AND MARGARETTA, TOTAL OF 39.84 ACRES. PROPERTY ORIGINALLY INCLUDED ST. GABRIEL AND HONEYCOMB CLAIMS, BUT THESE MAY HAVE BEEN RENAMED. ; INFO.SRC : 1 PUB LIT
Comment (Production): NO PRODUCTION RECORD FOUND ORE MILLED DURING LATER PERIOD OF MINING YIELDED $4 - $7/TON OPERATED AT INTERVALS UP TO 1914; 1919-22; 1935-47. OPERATED AT INTERVALS UP TO 1914; 1919-22; 1935-47.
Comment (Deposit): VEIN, ZONE OF STRINGERS 2 - 4 FT THICK
Comment (Workings): INCLINE W/2 OR 3 LEVELS. SEVERAL SHORT TUNNELS, SHALLOW SHAFTS & PITS.
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. 169 - 170 , 305
Reference (Deposit): LAIZURE, C. MCK., 1928 , SAN FRANCISCO FIELD DIVISION, IN TWENTY-FOURTH REPORT OF THE STATE MINERALOGIST: CALIFORNIA STATE MINING BUREAU, P. 116 - 117
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.
