The Banner Mine is a gold mine located in Calaveras county, California at an elevation of 2,759 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.
Mine Info
Elevation: 2,759 Feet (841 Meters)
Commodity: Gold
Lat, Long: 38.3575, -120.58000
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.
Banner Mine MRDS details
Site Name
Primary: Banner Mine
Secondary: Grasshopper
Commodity
Primary: Gold
Location
State: California
County: Calaveras
Land Status
Not available
Holdings
Not available
Workings
Not available
Ownership
Not available
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: Cascade-Sierra Mountains
Physiographic Section: Sierra Nevada
Mineral Deposit Model
Not available
Orebody
Not available
Structure
Not available
Alterations
Not available
Rocks
Not available
Analytical Data
Not available
Materials
Ore: Gold
Gangue: Quartz
Comments
Comment (Workings): INCLINED SHAFT STARTS AT 70 DEG ANGLE BUT IS ALMOST FLAT ON BOTTOM, WITH LEVELS AT 80 , 140 , AND 200 FT. WORKINGS INCLUDE 112 FT DRIFT N. AND SHORT DRIFT S. ON 80 - LEVEL, 157 FT N DRIFT ON 140 - LEVEL AND 200 FT N DRIFT ON 200 - LEVEL
Comment (Geology): GEOL.DESC: ANOTHER VEIN STRIKES EAST; INTERSECTS VEIN 200 FT N. OF SHAFT. FOOTWALL MICA SCHIST, HANGING WALL GRANODIORITE. VEIN ON 200 FT LEVEL IS 8 - 12 INCHES
Comment (Commodity): ORE IS BASE AND FREE MILLING, SOME ORE TAKEN FROM 200 LEVEL
Comment (Location): UTM ACC, SE 1/4 SEC
Comment (Deposit): FOOTWALL IS MICA SCHIST, HANGING WALL GRANODIORITE. VEIN ON 200 FT LEVEL IS 8 - 12 INCHES. ANOTHER VEIN STRIKES E; INTERSECTS VEIN 200 FT N OF SHAFT
References
Reference (Deposit): CLARK, W. B., LYDON, P. A, 1962 , MINES AND MINERAL RESOURCES OF CALAVERAS COUNTY, CALIF.; COUNTY REPORT 2 ; CALIF. DIV. OF MINES AND GEOLOGY, P 38 - 39 , 136 AND PL B
Reference (Deposit): LOGAN, C. A., FRANKE, H., 1936 , MINES AND MINERAL RESOURCES OF CALAVERAS COUNTY; CALIF. JOUR. MINES AND GEOLOGY, VOL. 32 , NO. 3 ; DIV. OF MINES, P 240 - 1 , 297
Reference (Deposit): TUCKER, W. B., 1915 ; CALAVERAS COUNTY: 14TH REPT. STATE MIN.; CALIF MIN BUR; P 69
Reference (Production): LOGAN ( 1936 ), CLARK 1932
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.
