The Cottonwood is a manganese mine located in Santa Clara county, California at an elevation of 2,402 feet.
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
Elevation: 2,402 Feet (732 Meters)
Commodity: Manganese
Lat, Long: 37.38111, -121.43556
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.
Cottonwood MRDS details
Site Name
Primary: Cottonwood
Commodity
Primary: Manganese
Location
State: California
County: Santa Clara
Land Status
Not available
Holdings
Not available
Workings
Not available
Ownership
Not available
Production
Not available
Deposit
Record Type: Site
Operation Category: Producer
Operation Type: Unknown
Years of Production:
Organization:
Significant: N
Deposit Size: S
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 35 TO 40 PERCENT MANGANESE
Materials
Not available
Comments
Comment (Geology): GEOL.DESC: SERIES OF SILICEOUS MANGANESE OXIDE BLOCKS, 2 TO 5 FT. WIDE, EXPOSED OVER DISTANCE OF 40 FT., AND TREND N 30 W, WITH NEAR VERTICAL DIP. THESE MAY BE FAULTED SEGMENTS OF A SINGLE BED. THEY ARE ASSOCIATED WITH GREENSTONE AND CUT BY QUARTZ VEINS. SOME OF ADJACENT SHALE HAS BEEN CHLORITIZED. ANOTHER ORE BODY IS 10 FT. LONG, 5 FT. WIDE, STRIKES N AND IS NEAR VERTICAL. IT LIES ADJACENT TO 5 FT. THICK GREENSTONE BODY.
Comment (Location): LOCATED IN SW 1/4 SECTION 28 ; INFO FROM LAND.ST :UNDETERMINED
References
Reference (Deposit): D.O.M. BULL. 152 1950 P. 248
Reference (Deposit): D.O.M. BULL. 125 1943 P. 175
Reference (Deposit): BAILEY E.H. AND HARDEN D.R., 1975 U.S.G.S. MIN. RES. MAP I-909
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.
