The Bitner Group is a copper mine located in Nevada county, California at an elevation of 620 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: 620 Feet (189 Meters)
Commodity: Copper
Lat, Long: 39.15139, -121.26000
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.
Bitner Group MRDS details
Site Name
Primary: Bitner Group
Commodity
Primary: Copper
Secondary: Gold
Tertiary: Aluminum
Tertiary: Magnesite
Location
State: California
County: Nevada
District: Spenceville
Land Status
Not available
Holdings
Not available
Workings
Not available
Ownership
Owner Name: C. C. Bitner Charles Staples?
Years: 1908 -
Production
Not available
Deposit
Record Type: Site
Operation Category: Past Producer
Operation Type: Unknown
Years of Production:
Organization:
Significant: N
Deposit Size: S
Physiography
General Physiographic Area: Pacific Mountain System
Physiographic Province: Pacific Border Province
Physiographic Section: California Trough
Mineral Deposit Model
Not available
Orebody
Not available
Structure
Not available
Alterations
Not available
Rocks
Not available
Analytical Data
Not available
Materials
Ore: Chalcopyrite
Comments
Comment (Production): 60 FT. VEIN ON MOTHER LODE CLAIM SHOWED 17 1/2 % ALUMINUM OXIDE, AND 3 % MAGNESIUM. SAME ORE GAVE A RECOVERY OF 2 1/2 % OR $78/TON IN MAGNESIUM. GOOD VALUES OF CU AND AU ON OTHER VEINS.
Comment (Deposit): T2 PARALLEL VEINS EXPOSED ON SURFACE WIDTHS VARING FROM 5 - 30 FT.
Comment (Workings): TUNNEL ON MOTHER LODE CLAIM 450 FT. LONG., FORMATION IS WELL MINERALIZED FOR FIRST 300 FT. SOUTH OF TUNNEL IS 100 FT. SHAFT, IN FRONT OF TUNNEL FACE IS A 65 FT. SHAFT. SHOWING A 5 FT. VEIN ASSAYING 5 - 10 % CU.
Comment (Deposit): COMPRISED OF 160 ACRES.
References
Reference (Deposit): CALIF. JOUR. MINES & GEOLOGY, V. 37, NO. 3, JULY 1941, P. 445
Reference (Production): MAC BOYLE, E., 1918
Reference (Deposit): AUBURY, L.E., 1908 , COPPER RESOURCES OF CALIFORNIA BULL. 50 ; CALIF. MIN. BUR., P. 195 - 196
Reference (Deposit): MAC BOYLE, E., 1918 MINES AND MINERAL RESOURCES OF NEVADA COUNTY; 16TH REPT. STATE MIN.; CALIF. MIN. BUR., P. 82 - 83
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.
