The Olsen Prospect is a chromium mine located in Nevada county, California at an elevation of 4,081 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: 4,081 Feet (1,244 Meters)
Primary Mineral: Chromium
Lat, Long: 39.32806, -120.79694
Map: View on Google Maps
Olsen Prospect MRDS details
Primary: Olsen Prospect
District: Washington Area
Land ownership: National Forest
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: Karl Olsen
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): OLSEN REPORTED THAT ABOUT 10 LONG TONS OF ORE HAD BEEN MINED BY HIM IN 1917; INSPECTION IN 1918 INDICATED THAT 10 TONS OF ORE CONTAINING ABOUT 40 PERCENT CR2O3 WAS STILL ON THE GROUND AFTER PROPERTY WAS ABANDONED IN SEPTEMBER, 1918. IT MAY BE THAT NO ORE WAS SHIPPED.
Comment (Workings): PROSPECT
Reference (Deposit): DOM BULL. 134, PT. III, CHAP. 5, P. 240, PL. 13
Reference (Deposit): SOUTHERN PACIFIC CO., MINERALS FOR INDUSTRY, NORTHERN CALIFORNIA, V. 2, P. 17