The Black Wonder Mine is a gold mine located in Calaveras county, California at an elevation of 3,199 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: 3,199 Feet (975 Meters)
Commodity: Gold
Lat, Long: 38.36083, -120.41750
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.
Black Wonder Mine MRDS details
Site Name
Primary: Black Wonder Mine
Commodity
Primary: Gold
Secondary: Lead
Secondary: Zinc
Location
State: California
County: Calaveras
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
Type: Underground
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
Analytical Data: 42 % FE SULFIDES, 9 % PB SULFIDES 1 - 2 % ZN SULFIDE
Materials
Ore: Gold
Ore: Galena
Ore: Sphalerite
Gangue: Quartz
Comments
Comment (Commodity): ABUNDANT SULFIDES,
Comment (Production): ACTIVE INTERMITTENTLY 1889 - 1914 , DUMP MATERIAL TESTED 1954 . PB RECOVERED FROM SULFIDE CONCENTRATES 1919 - 1942 . NO PRODUCTION RECORD FOUND
Comment (Deposit): VEINS, FOUR VEINS WITH MOST PROMINENT BEING CALLED BLACK WONDER AND EUREKA. WALLS OF VEINS ARE HARD SILICEOUS CALAVERAS SLATE AND MICA SCHIST. VEIN AVERAGES 2 FT IN THICKNESS, WELL DEFINED FISSURE VEINS.
Comment (Workings): COMPRISES 2 PATENTED CLAIMS AND OTHER PATENTED LAND VEIN STOPED 800 FT ON STRIKE ABOVE UPPER ADIT. ADIT 900 FT LONG WITH 210 FT SHAFT.
Comment (Geology): GEOL.DESC: FOUR VEINS WITH MOST PROMINENT BEING CALLED BLACK WONDER AND EUREKA. WALLS OF VEINS ARE HARD SILICEOUS CALAVERAS SLATE AND MICA SCHIST. VEIN AVERAGES 2 FT IN THICKNESS, WELL DEFINED FISSURE VEINS
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 139 AND PLB
Reference (Deposit): LOGAN, C.A., 1921 , CALAVERAS COUNTY, 17TH REPT STATE MIN; CALIF. MIN. BUR, P 421
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 244 , 298
Reference (Deposit): TUCKER, W.B., 1915 , CALAVERAS COUNTY 14TH REPT STATE MIN; CALIF MIN BUR. P. 70
Reference (Production): LOGAN, ( 1921 , 1936 ) CLARK ( 1962 )
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.
