The Spencer is a gold mine located in Mariposa county, California at an elevation of 2,500 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: 2,500 Feet (762 Meters)
Commodity: Gold
Lat, Long: 37.55611, -120.01306
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.
Spencer MRDS details
Site Name
Primary: Spencer
Commodity
Primary: Gold
Location
State: California
County: Mariposa
District: Whitlock
Land Status
Not available
Holdings
Not available
Workings
Type: Underground
Ownership
Owner Name: Leroy H. Dart, Et Al.
Production
Not available
Deposit
Record Type: Site
Operation Category: Past Producer
Operation Type: Unknown
Discovery Year: 1883
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: Gold
Gangue: Quartz
Comments
Comment (Deposit): PATENTED 20 AC. ; INFO.SRC : 1 PUB LIT
Comment (Workings): SHAFTS, WINZES, STOPES, DRIFTS.
Comment (Production): SMALL PRODUCTION 1898 , 1900 , 1932
Comment (Deposit): VEIN 3 - 6 FT THICK
Comment (Geology): MASSIVE TO SCHISTOSE PLATY GREENSTONE WALLROCKS. LAIZURE 1928 DESCRIBES SLATE HANGING WALL, DIORITE FOOTWALL
Comment (Location): UTM EST SW 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. 306 - 307
Reference (Deposit): LAIZURE, C. MCK., 1928 , SAN FRANCISCO FIELD DIVISION, IN TWENTY-FOURTH REPORT OF THE STATE MINERALOGIST: CALIFORNIA STATE MINING BUREAU, P. 117
Reference (Deposit): AUBURY, L. E., 1904 , REGISTER OF MINES AND MINERALS, MARIPOSA COUNTY CALIFORNIA: CALIFORNIA STATE MINING BUREAU, P. 13
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.
