Boire Placer Mine

The Boire Placer Mine is a gold mine located in Calaveras 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: Boire Placer Mine  

State:  California

County:  Calaveras

Elevation:

Commodity: Gold

Lat, Long: 38.345, -120.51222

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 Boire Placer Mine

Boire Placer Mine MRDS details

Site Name

Primary: Boire Placer Mine


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: Producer
Deposit Type: Placer
Operation Type: Unknown
Years of Production:
Organization:
Significant: N


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

Not available


Comments

Comment (Production): ACTIVE PRIOR TO 1900; 1500 YDS. GRAVEL WASHED IN 1900. OPERATED OFF AND ON SINCE APRIL 1932; 2 MEN EMPLOYED.

Comment (Workings): 200' INCLINED SHAFT; DRIFT NORTHWARD UP THE TROUGH OF THE CHANNEL FOR ABOUT 400'.

Comment (Geology): GEOL.DESC: THE GRAVEL IS LOOSE; SAID TO AVERAGE $1.50 A CU. YD. THE GOLD IS VERY FINE AND IS ACCOMPANIED BY CONSIDERABLE BLACK SAND; SOME BOULDERS. BEDROCK IS SLATE.


References

Reference (Deposit): CALIF. V. 32, NO. 3, P. 327-8, 357 AND PL. 6

Reference (Deposit): CALIF. COUNTY REPT. NO. 2, P. 190 AND PL. C


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.