The Half Chrome Mine is a chromium mine located in Nevada county, California at an elevation of 1,759 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.
Elevation: 1,759 Feet (536 Meters)
Primary Mineral: Chromium
Lat, Long: 39.08917, -121.09833
Map: View on Google Maps
Half Chrome Mine MRDS details
Primary: Half Chrome Mine
Secondary: Wolf Mine
District: Wolf Creek Area
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 indicate a claim status and does not necessarily indicate an area is open to prospecting.
Owner Name: Guy Walsh Mr. Hall
Years: 1917 - 1918
Record Type: Site
Operation Category: Occurrence
Operation Type: Unknown
Years of Production:
General Physiographic Area: Pacific Mountain System
Physiographic Province: Cascade-Sierra Mountains
Physiographic Section: Sierra Nevada
Mineral Deposit Model
Comment (Production): OPERATED BY E. H. THOMPSON (OWNER) AND H. C. SCHROEDER IN 1916 WHO SHIPPED 40 LONG TONS OF ORE CONTAINING ABOUT 35 PERCENT CR2O3; WALSH AND HALL REPORTED PRODUCTION OF 147 LONG TONS IN 1917; NO PRODUCTION REPORTED FOR 1918 AND NO WORK HAS BEEN DONE SINCE.
Comment (Workings): PIT 4 FT. WIDE, 8 TO 10 FT. LONG, 10 FT. DEEP; ANOTHER ABOUT 30 FT. SE 3 FT. WIDE, 6 FT. LONG, 10 FT. DEEP PROSPECT TRENCH 2 TO 3 FT. WIDE.
Comment (Deposit): SOME MAGNETITE REPORTED PRESENT AND SOME OF THE ORE WAS SAID TO BE MIXED WITH HEMATITE.
Reference (Deposit): CALIF. JOUR. MINES & GEOLOGY, V. 37, NO. 3, JULY 1941, P. 467
Reference (Deposit): D.O.M. BULL. 134, PT. III, CHAP. 5, P. 248, PL. 13