The Mountaineer Mine is a manganese, gold, and copper mine located in Riverside county, California.
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:
Commodity: Manganese, Gold, Copper
Lat, Long: 34.04056, -114.49667
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.
Mountaineer Mine MRDS details
Site Name
Primary: Mountaineer Mine
Secondary: Calzona Mine
Commodity
Primary: Manganese
Primary: Gold
Primary: Copper
Location
State: California
County: Riverside
Land Status
Not available
Holdings
Not available
Workings
Not available
Ownership
Not available
Production
Not available
Deposit
Record Type: Site
Operation Category: Occurrence
Operation Type: Unknown
Years of Production:
Organization:
Significant: N
Physiography
General Physiographic Area: Intermontane Plateaus
Physiographic Province: Basin And Range Province
Physiographic Section: Sonoran Desert
Mineral Deposit Model
Not available
Orebody
Not available
Structure
Not available
Alterations
Not available
Rocks
Not available
Analytical Data
Analytical Data: ORE GRADE 8.19 PERCENT MANGANESE, 31.64 PERCENT IRON, AND 2.36 PERCENT SILICA.
Materials
Not available
Comments
Comment (Geology): DIABASE DIKES CUT LIMESTONE AND SCHIST. ; GEOL.DESC: FISSURE IN GRAY TO BUFF, MASSIVE LIMESTONE. THE FISSURE STRIKES N. 20 W. AND DIPS 75 E. THE LIMESTONE IS INTERBEDDED WITH QUARTZITE. MANGANESE AND IRON OXIDES OCCUR ALONG THE FISSURES. SOME IRREGULAR POCKETS OF ORE ARE 2 TO 3 FT. THICK.
Comment (Production): 1912-1916: 300 TONS, $15,750. 1920-1935: 1540 TONS, $14,140.
Comment (Deposit): PARALLEL FISSURES ON CONTACT OF LIMESTONE AND SCHIST. ORE STAINED WITH FE, MN OXIDES, AND CU-STAINED QUARTZ.
Comment (Workings): 200 FT TUNNEL AND 200 FT INCLINED SHAFT SUNK AT 60 DEGREES WITH DRIFTS ON OREBODY AT 100 FT AND 200 FT LEVELS.
References
Reference (Deposit): SAMPSON, R.J., AND TUCKER, W.B., 1945, MINERAL RESOURCES OF RIVERSIDE COUNTY: CALIFORNIA DIVISION OF MINES AND GEOLOGY, VOL. 41, NO. 3, P. 140.
Reference (Production): SAMPSON AND TUCKER (1945).
Reference (Deposit): D.O.M. BULL. 152 1950 PP. 184 - 185
Reference (Deposit): D.O.M. BULL. 125 1943 PP. 66 , 156
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.
