The Liberty Mine is a mine located in Calaveras county, California at an elevation of 991 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
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.
Liberty Mine MRDS details
Site Name
Primary: Liberty Mine
Secondary: Mcfall
Commodity
Tertiary: Chromium
Tertiary: Iron
Location
State: California
County: Calaveras
District: Carson Hill
Land Status
Land ownership: Federal
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
Type: Other
Workings
Type: Surface
Ownership
Owner Name: U.S. Bureau Of Land Management - Sacramento Office
Percent: 100.0
Home Office: California
Info Year: 1976
Owner Name: California Chrome Co.-Last Operator-1918
Home Office: California
Info Year: 1976
Production
Not available
Deposit
Record Type: Site
Operation Category: Past Producer
Operation Type: Surface-Underground
Mining Method: Unknown
Year First Production: 1917
Discovery Year: 1917
Years of Production:
Organization:
Significant: N
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
Unknown: Asbestos
Unknown: Chromite
Unknown: Olivine
Unknown: Serpentine
Unknown: Pyroxene
Comments
Comment (Reserve-Resource): NO RESERVE ESTIMATE REPORTED. 282TONS OF ORE AVERAGING 47-48 T CR2O3 PRODUCED FROM 1917-1918. MINE NOW ON BLM LAND. THE AVERAGE MINABLE GRADE OF CHROMITE IS 47.5 PERCENT. INSUFFICIENT DATA FOR MATRIX CALCULATIONS. ANALYSIS BY CDMG IN 1976 GAVE FOLLOWING PERCENTAGES-MASSIVE 2 04.47,CR2O3 48.42,FEO 11.89,TOTAL FE 13.68,AL203 15.35,MGO CR/FE 3.12.
References
Reference (Deposit): CAL. DIV. MINES GEOL BULL 134,PT3CHAP.2, P.41,PL.5
Reference (Deposit): CAL. COUNTY REPT NO.2,P.129 1962
Reference (Deposit): COOP WAR MINERAL INVEST, CALAVERAS CO. NO.3, UNPUBL. TALIAFE
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.
