Black I

The Black I is a gold mine located in Mariposa 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

Name: Black I  

State:  California

County:  Mariposa

Elevation:

Commodity: Gold

Lat, Long: 37.68667, -120.04472

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.


Satelite image of the Black I

Black I MRDS details

Site Name

Primary: Black I


Commodity

Primary: Gold


Location

State: California
County: Mariposa


Land Status

Not available


Holdings

Not available


Workings

Type: Underground


Ownership

Owner Name: Robert Gamblin


Production

Not available


Deposit

Record Type: Site
Operation Category: Past Producer
Operation Type: Unknown
Discovery Year: 1868
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 (Deposit): PROBABLY SAME VEIN SYSTEM AS THE SUNSHINE (GOLD KING) GROUP OF SEC II.

Comment (Production): NO DATA ON PRODUCTION.

Comment (Deposit): QUARTZ VEIN

Comment (Workings): IN 1868 HAD A SHAFT 170 FT. DEEP.

Comment (Geology): GEOL.DESC: WALL ROCKS DESCRIBED AS LS. AND YELLOW SLATE.


References

Reference (Deposit): BOWEN, O. E., JR., & GRAY, H., JR., 1957 , MINES AND MINERAL DEPOSITS OF MARIPOSA COUNTY, CALIF.: CALIF. JOUR. MINES & GEOL., VOL. 53 , NOS. 1 & 2 , P. 240


California Gold

Where to Find Gold in California

"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.