Silver Bar Bryan, Silver

The Silver Bar Bryan, Silver is a silver and 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: Silver Bar Bryan, Silver  

State:  California

County:  Mariposa

Elevation:

Commodity: Silver, Gold

Lat, Long: 37.42389, -119.91194

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 Silver Bar Bryan, Silver

Silver Bar Bryan, Silver MRDS details

Site Name

Primary: Silver Bar Bryan, Silver


Commodity

Primary: Silver
Primary: Gold


Location

State: California
County: Mariposa


Land Status

Not available


Holdings

Not available


Workings

Not available


Ownership

Owner Name: Jeffery Investment Co.


Production

Not available


Deposit

Record Type: Site
Operation Category: Producer
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 (Deposit): FOUR CLAIMS. ORE EXPOSED ON THE DUMP SHOWS GALENA, PYRITE, ARSENOPYRITE AND ARGENTITE. PROUSTITE, PYRARGYRITE, NATIVE SILVER AND GOLD ARE ALSO REPORTED IN THE ORE FROM THE MINE. IN 1939 ORE WAS SAID TO AVERAGE 15-20 OZ. SILVER AND 0.15 OZ. GOLD PER TON. THE TONNAGE OF ORE MINED OR BLOCKED OUT AT THAT TIME WAS ABOUT 4000 TONS. NOTE: THERE IS A PROSPECT SHOWN NEAR (100' FROM LINE) THE E1/4 COR. OF SEC. 8 ON U.S. GEOL. SURVEY QUAD. MARIPOSA, CALIF., 1948 WHICH IS PROBABLY THE LOCATION OF THIS MINE. 17TH REPT. ST. MIN. P. 138 (SHOWS LOC. IN 20-5S-19E)

Comment (Production): WORKED IN A SMALL WAY PRIOR TO 1927. A SMALL PRODUCTION WAS RECORDED FOR THE YEARS 1909, 1920, 1921. A SMALL PRODUCTION REALIZED IN 1930, MOST OF THE SILVER PRODUCTION BEING IN THAT YEAR. WORKINGS PARTLY CAVED IN SEPTEMBER, 1954.

Comment (Workings): A 257-FT. INCLINED SHAFT, DRIFT ADIT; DRIFTING ON 2 LEVELS AGGREGATES 828 FT.


References

Reference (Deposit): CALIF. JOUR. MINES & GEOLOGY, V. 53, NOS. 1 & 2, PP. 192-194, 329

Reference (Deposit): USGS MR-34.


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.