Spencer

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

Name: Spencer  

State:  California

County:  Mariposa

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.


Satelite image of the Spencer

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

"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.