The Graves Mine is a chromium mine located in Napa county, California at an elevation of 1,119 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: 1,119 Feet (341 Meters)
Commodity: Chromium
Lat, Long: 38.76444, -122.36833
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.
Graves Mine MRDS details
Site Name
Primary: Graves Mine
Commodity
Primary: Chromium
Location
State: California
County: Napa
Land Status
Not available
Holdings
Not available
Workings
Not available
Ownership
Owner Name: W. B. Shepherd
Production
Not available
Deposit
Record Type: Site
Operation Category: Occurrence
Operation Type: Unknown
Years of Production:
Organization:
Significant: N
Physiography
General Physiographic Area: Pacific Mountain System
Physiographic Province: Pacific Border Province
Physiographic Section: California Coast Ranges
Mineral Deposit Model
Not available
Orebody
Not available
Structure
Not available
Alterations
Not available
Rocks
Not available
Analytical Data
Not available
Materials
Ore: Chromite
Comments
Comment (Production): FROM 1916 TO 1918 ABOUT 410 TONS OF ORE WAS SHIPPED. ABOUT 50 TONS OF LOW-GRADE ORE WAS STOCKPILED WHEN THE MINE WAS VISITED (1942?) AND RESERVES OF LOW-GRADE ORE IN PLACE APPARENTLY WERE VERY SMALL.
Comment (Workings): SEVERAL OPEN CUTS.
References
Reference (Deposit): CALIF. BULL. 134, PT. 2, CHAPTER 1, DEC. 1946, P. 21
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.
