The Walker Mine is a chromium mine located in El Dorado county, California at an elevation of 951 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: 951 Feet (290 Meters)
Commodity: Chromium
Lat, Long: 38.68778, -121.10389
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.
Walker Mine MRDS details
Site Name
Primary: Walker Mine
Commodity
Primary: Chromium
Secondary: Iron
Location
State: California
County: El Dorado
District: Clarksville Area
Land Status
Land ownership: Private
Note: the land ownership field only identifies whether the area the mine is in is generally on public lands like Forest Service or BLM land, or if it is in an area that is generally private property. It does not definitively identify property status, nor does it indicate claim status or whether an area is open to prospecting. Always respect private property.
Holdings
Not available
Workings
Not available
Ownership
Owner Name: John Hancock Mutual Life Insurance Co.
Home Office: Boston, Mass
Owner Name: Bankers Title Guaranty Co. (Mineral Rights)
Home Office: Sacramento, Ca.
Production
Year: 1917
Material type: ORE
Description: Ap_Grade: ^13-15% Cr2o3
Deposit
Record Type: Site
Operation Category: Past Producer
Operation Type: Unknown
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
Physiographic Detail: Sierra Nevada Foothills
Mineral Deposit Model
Not available
Orebody
Not available
Structure
Not available
Alterations
Alteration Type: L
Alteration Text: Serpentinization
Rocks
Not available
Analytical Data
Analytical Data: AVERAGE ORE 15% CR2O3, 15-17% FEO
Materials
Ore: Chromite
Comments
Comment (Production): VOIO MINING CO LEASED PROPERTY FROM F.E. WALKER IN 1942, BUT NO RECORD OF PRODUCTION WAS FOUND.
Comment (Workings): WORKINGS CONSISTED OF A 60 FT SHAFT WITH 30 FT DRIFTS ON THE 60 FT LEVEL AND NUMOROUS OPEN PITS.
Comment (Geology): DEPOSIT OCCURS NEAR EASTERN EDGE OF ULTRAMAFIC LINEAR MASS EXPOSED IN WESTERN METAMORPHIC BELT OF SIERRA NEVADA FOOTHILLS.
Comment (Location): JUST NORTH OF JOERGER MINE (M100634)
References
Reference (Deposit): STINSON, M.C., 1976, MINERAL PROPERTY REPORT, CDMG UNPUBLISHED REPORT.
Reference (Deposit): CDMG BULL 134, PT. 3, CHAPT. 4, PP. 126-128
Reference (Production): STINSON, 1976, CDMG UNPUBLISHED REPORT
Reference (Reserve-Resource): STINSON, 1976, CDMG UNPUBLISHED REPORT.
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.
