Hughes

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

Name: Hughes  

State:  California

County:  Tuolumne

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.


Satelite image of the Hughes

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

"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.