The Mackey Mine is a mine located in Tuolumne county, California at an elevation of 1,299 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: 1,299 Feet (396 Meters)
Commodity:
Lat, Long: 37.9289, -120.43890
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.
Mackey Mine MRDS details
Site Name
Primary: Mackey Mine
Commodity
Tertiary: Chromium
Tertiary: Iron
Location
State: California
County: Tuolumne
District: Jamestown 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
Type: Fee Ownership
Workings
Type: Underground
Ownership
Owner Name: W. A. Fitzgerald-Last Operator,1918
Home Office: California
Info Year: 1976
Owner Name: Gradella, John
Home Office: California
Info Year: 1976
Production
Not available
Deposit
Record Type: Site
Operation Category: Past Producer
Operation Type: Underground
Mining Method: Unknown
Year First Production: 1908
Discovery Year: 1860
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: Antigorite
Unknown: Asbestos
Unknown: Chromite
Unknown: Olivine
Unknown: Pyroxene
Comments
Comment (Deposit): LITTLE IF ANY ORE RESERVE-CITED FROM 701 ORIGINAL MACKEY MINE NOW SITE OF ASBESTOS QUARRY,CLOSED 1975 THE AVERAGE MINEABLE GRADE OF OREOF CHROMITE IS 38.0 PERCENT IS 13.0 PERCENT. INSUFFICIENT DATA FOR MATRIX CALCULATION. ANALYSIS BY CDMG IN 1976 GAVE FOLLOWING PERCENTAGES-MASSIVE 2 08.83,CR2O3 32.89,FEO 08.18,TOTAL FE 11.58,AL203 20.78,MGO CR/FE 2.50.
References
Reference (Deposit): C.D.M AND G BULL 134,PT.3,SIERRA NEVADA CHAP 1,P.14,1948
Reference (Deposit): COOPERATIVE WAR MINERALS INVEST IN CAL.TUOLUMNE CO.#25,UNPU
Reference (Deposit): 18 CALIFORNIA STATE MINING BUR BULL NO.76,PP.213-214,BRADL
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.
