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
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.
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" 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.
