Grass Valley Ext

The Grass Valley Ext is a gold mine located in Nevada county, California at an elevation of 2,421 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: Grass Valley Ext  

State:  California

County:  Nevada

Elevation: 2,421 Feet (738 Meters)

Primary Mineral: Gold

Lat, Long: 39.25444, -121.10639

Map: View on Google Maps


Satelite image of the Grass Valley Ext

Grass Valley Ext MRDS details

Site Name

Primary: Grass Valley Ext


Commodity

Primary: Gold


Location

State: California
County: Nevada


Land Status

Not available


Holdings

Not available


Workings

Type: Underground


Ownership

Not available


Production

Not available


Deposit

Record Type: Site
Operation Category: Past 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

Not available


Materials

Gangue: Quartz


Comments

Comment (Deposit): VEINS, 6 STRIKING NW OR W, 3 STRIKING NE

Comment (Location): UTM EST. N 1/2 NW 1/4

Comment (Production): SMALL QUANTITIES ORE BEING WORKED FROM DUMP ( 1940 )

Comment (Workings): SHAFT

Comment (Deposit): 800 ACRES. CORNERS EMPRESS MINE ON SE ; INFO.SRC : 1 PUB LIT


References

Reference (Deposit): LOGAN, C. A., 1941 , MINERAL RESOURCES OF NEVADA COUNTY: CALIFORNIA JOURNAL OF MINES AND GEOLOGY, V. 37 , NO. 3 , P. 402