The Spot Claim is a chromium mine located in Plumas county, California at an elevation of 5,279 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: 5,279 Feet (1,609 Meters)
Commodity: Chromium
Lat, Long: 39.86167, -120.99472
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.
Spot Claim MRDS details
Site Name
Primary: Spot Claim
Secondary: Salt Claim
Commodity
Primary: Chromium
Location
State: California
County: Plumas
Land Status
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 definitively identify property status, nor does it indicate claim status or whether an area is open to prospecting. Always respect private property.
Holdings
Not available
Workings
Not available
Ownership
Owner Name: Patterson And Spivey
Years: 1941 - 1943
Production
Not available
Deposit
Record Type: Site
Operation Category: Producer
Operation Type: Unknown
Year Last Production: 1943
Years of Production:
Organization:
Significant: N
Deposit Size: S
Physiography
General Physiographic Area: Pacific Mountain System
Physiographic Province: Cascade-Sierra Mountains
Physiographic Section: Sierra Nevada
Mineral Deposit Model
Not available
Orebody
Form: LENSE
Structure
Not available
Alterations
Not available
Rocks
Not available
Analytical Data
Analytical Data: ORE CONTAINED APPROX. 42 % CR203
Materials
Ore: Chromite
Comments
Comment (Location): CLAIM APPROX. 100 YDS. E OF THE JUNCTION OF ROCK CREEK AND FOREST SERVICE ROADS.
Comment (Production): TOTAL PRODUCTION APPROX. 70 LT ORE IN 1941-1943.
Comment (Deposit): DEPOSIT CONSISTED OF A SERIES OF ELONGATE LENSES STRIKING ALONG A LINE N30W. THE LARGEST ORE BODY STRIKES N40W,DIPS 80NE, IS 25 FT LONG AND HAS AN AVG. THICKNESS OF 2 FT.
Comment (Workings): WORKINGS CONSIST OF A 300 FT LONG BULLDOZER CUT AND SEVERAL SMALL PROSPECT PITS.
References
Reference (Deposit): RYNEARSON, G.A., 1953, CDMG BULL 134, PT. 3, CHAPT.5P. 295, 296
Reference (Production): CDMG BULL 134, PT. 3, CHAPT. 5, P. 295, 296
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.
