The Dobbas is a chromium mine located in El Dorado 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.
Dobbas MRDS details
Site Name
Primary: Dobbas
Commodity
Primary: Chromium
Location
State: California
County: El Dorado
Land Status
Not available
Holdings
Not available
Workings
Not available
Ownership
Owner Name: D. J. Dobbas
Production
Not available
Deposit
Record Type: Site
Operation Category: Producer
Operation Type: Unknown
Years of Production:
Organization:
Significant: N
Physiography
Not available
Mineral Deposit Model
Not available
Orebody
Not available
Structure
Not available
Alterations
Not available
Rocks
Not available
Analytical Data
Not available
Materials
Ore: Chromite
Comments
Comment (Production): CONSIDERABLE ACTIVITY DURING WWI; PROPERTY PROSPECTED IN 1941 AND SOME ORE WAS PRODUCED; SOME PRODUCTION IN 1942 AND 1944. A NUMBER OF ASSAYS SHOW THE ORE TO BE HIGH IN IRON.
Comment (Workings): OPEN PITS AND SHALLOW SHAFTS.
Comment (Deposit): ADIT SHOWN IN NW1/4 NW1/4 OF SEC. 22 ON USGS QUAD. PILOT HILL, CALIF. 1954, PROBABLY PART OF WORKINGS. THERE ARE FIVE PRINCIPAL ORE-BEARING AREAS. HOLDINGS OF ABOUT 900 ACRES. AREA A M SEC. 16 - SMALL, TON OF ORE ON DUMP.
References
Reference (Deposit): D.O.M. BULL. 134, PT. III, CHAP. 4, PP. 146-148 AND PL. 8, 9
Reference (Deposit): CALIF. JOUR. MINES & GEOL. V. 52, NO. 4, PP. 385-6, 467
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.
