Bonanza Mine

The Bonanza Mine is a gold mine located in Calaveras county, California at an elevation of 1,601 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

Name: Bonanza Mine

State:  California

County:  Calaveras

Elevation: 1,601 Feet (488 Meters)

Commodity: Gold

Lat, Long: 38.02472, -120.63028

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 Bonanza Mine

Bonanza Mine MRDS details

Site Name

Primary: Bonanza Mine


Commodity

Primary: Gold


Location

State: California
County: Calaveras


Land Status

Not available


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

Not available


Materials

Ore: Gold
Gangue: Quartz


Comments

Comment (Production): PROSPECTED IN 1934 NO PRODUCTION RECORD FOUND

Comment (Deposit): VEIN, QUARTZ AND DIABASE VEIN MATERIAL, FOOTWALL IS TALCOSE AND HANGING WALL IS SLATE

Comment (Workings): A 95 FT SHAFT WITH LEVELS AT 30 , 50 AND 85 FT, EACH LEVEL HAS APPROX 30 FT OF DRIFTS TO THE NE

Comment (Geology): GEOL.DESC: QUARTZ AND DIABASE VEIN MATERIAL, FOOTWALL IS TALCOSE AND HANGING WALL IS SLATE


References

Reference (Deposit): CLARK, W.B., LYDON, P.A., 1962 , MINES AND MINERAL RESOURCES OF CALAVERAS COUNTY, CALIF.; COUNTY REPOR T2 ; CALIF. DIV. OF MINES AND GEOLOGY, P 140 AND PLB

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 - 5 AND 299

Reference (Production): CLARK ( 1962 )


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.