The Black Jack is a lead mine located in Los Angeles county, California.
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
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 Jack MRDS details
Site Name
Primary: Black Jack
Commodity
Primary: Lead
Secondary: Zinc
Secondary: Silver
Secondary: Copper
Location
State: California
County: Los Angeles
Land Status
Not available
Holdings
Not available
Workings
Type: Underground
Ownership
Not available
Production
Not available
Deposit
Record Type: Site
Operation Category: Past Producer
Deposit Type: Vein
Operation Type: Unknown
Years of Production:
Organization:
Significant: N
Deposit Size: S
Physiography
Not available
Mineral Deposit Model
Not available
Orebody
Not available
Structure
Not available
Alterations
Not available
Rocks
Not available
Analytical Data
Analytical Data: 6 - 12 % ZN, 1.5 - 3.5 % PB AND 2-3 OZ AG / TON
Materials
Ore: Pyrite
Ore: Galena
Ore: Sphalerite
Gangue: Calcite
Gangue: Quartz
Gangue: Barite
Comments
Comment (Production): BEST VALUES RECOVERED FROM ORE SHOOT 6 - 12 FT. AT 400 FT. LEVEL TO SURFACE, ORE SHOOT WIDENED TO 25 FT. AT 500 FT. LEVEL. - NO PRODUCTION REPORTED.
Comment (Deposit): VEIN 4 - 25 FT.
Comment (Workings): 3 COMPARTMENT VERTICAL SHAFT 535 FT. DEEP, LEVELS AT 400 AND 500 FT. AND AN ADIT ON VEIN. WINZE FROM ADIT WITH LEVELS AT 100 , 200 , 300 , AND 400 FT., LONGEST DRIFT 390 FT. ON 500 FT. LEVEL.
References
Reference (Deposit): GAY, T. E. JR. AND HOFFMAN, S. R., 1954 ; MINES AND MINERAL RESOURCES OF LOS ANGELES COUNTY; CALIF. JOUR. MINES AND GEOLOGY, VOL. 50 , NOS. 3 & 4 ; DIV. OF MINES, P. 502 - 503 , 635
Reference (Production): GAY AND HOFFMAN, 1954
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.
