The Hughes is a manganese mine located in Tuolumne county, California at an elevation of 1,250 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: 1,250 Feet (381 Meters)
Commodity: Manganese
Lat, Long: 37.76056, -120.34222
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.
Hughes MRDS details
Site Name
Primary: Hughes
Commodity
Primary: Manganese
Location
State: California
County: Tuolumne
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: 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
Analytical Data: AVERAGE GRADE 30 PERCENT MANGANESE
Materials
Ore: Psilomelane
Ore: Rhodonite
Comments
Comment (Location): UTM APPROX. ; INFO FROM LAND.ST :UNDETERMINED
Comment (Geology): GEOL.DESC: ORE OCCURS IN THICK-BEDDED RED CHERT, AND SOME PALE GREEN AND WHITE CHERT. CHERT IS ENCLOSED IN METATUFF (?) AND GREEN METAVOLCANICS, OF THE AMADOR GROUP. THEY STRIKE N 25 TO 50 E, AND DIP IN GENERAL 70 S.E. ORE IS MAINLY HARD, BRITTLE PSILOMELANE, GENERALLY CHERTY. SOME PINK RHODONITE IS PRESENT.
References
Reference (Deposit): D.O.M. BULL. 152 1950 PP. 343 - 344
Reference (Deposit): D.O.M. BULL. 125 1943 PP. 207 , 65 , 91
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.
