The Powers is a mine located in Napa 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.
Powers MRDS details
Site Name
Primary: Powers
Commodity
Tertiary: Manganese
Location
State: California
County: Napa
Land Status
Not available
Holdings
Not available
Workings
Not available
Ownership
Owner Name: G. B. Powers
Production
Not available
Deposit
Record Type: Site
Operation Category: Prospect
Operation Type: Unknown
Years of Production:
Organization:
Significant: N
Physiography
General Physiographic Area: Pacific Mountain System
Physiographic Province: Pacific Border Province
Physiographic Section: California Coast Ranges
Mineral Deposit Model
Not available
Orebody
Not available
Structure
Not available
Alterations
Not available
Rocks
Not available
Analytical Data
Analytical Data: ORE GRADE 17.8 PERCENT MANGANESE, 66.9 PERCENT SILICA.
Materials
Ore: Psilomelane
Comments
Comment (Geology): GEOL.DESC: THE 10 FT. THICK ORE ZONE IS ENCLOSED IN AND PARALLEL TO THE BEDDING OF PINK TO RED THIN BEDDED RADIOLARIAN CHERT WHICH STRIKES N 50 W AND DIPS 20 TO 40 S.W. THE ORE ZONE IS LENTICULAR BEDS, SHORT LENSES AND NODULES OF MANGANESE ORE AND CHERT SEPARATED BY SHALE PARTINGS AND FILLINGS. THE PRIMARY ORE IS A MIXTURE OF CHALCEDONIC SILICA AND MANGANESE OXIDES.
Comment (Location): LOCATED IN S 1/2 SECTION 29
Comment (Production): NO PRODUCTION.
References
Reference (Deposit): CALIF. BULL. 125, 1943, P. 146
Reference (Deposit): BULL. 152, 1950, PP. 160-1
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.
