Tola Group

The Tola Group is a mine located in Nevada county, California at an elevation of 7,149 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: Tola Group  

State:  California

County:  Nevada

Elevation: 7,149 Feet (2,179 Meters)

Primary Mineral:

Lat, Long: 39.39778, -120.49056

Map: View on Google Maps


Satelite image of the Tola Group

Tola Group MRDS details

Site Name

Primary: Tola Group


Commodity

Tertiary: Copper
Tertiary: Gold
Tertiary: Silver


Location

State: California
County: Nevada
District: Meadow Lake


Land Status

Land ownership: National Forest
Note: the land ownership field only identifies whether the area the mine is in is generally on public lands like Forest Service or BLM land or if it is in an area that is generally private property. It does not indicate a claim status and does not necessarily indicate an area is open to prospecting.


Holdings

Not available


Workings

Not available


Ownership

Owner Name: J. E. Anderson


Production

Not available


Deposit

Record Type: Site
Operation Category: Past Producer
Deposit Type: Vein
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

Ore: Chalcopyrite
Ore: Pyrite
Ore: Malachite


Comments

Comment (Production): 1906 ; 15 TO 18 TONS SHIPPED AVERAGED $28 AU/TON, AG AND CU.

Comment (Deposit): GOSSAN IS IRON STAINED PORPHYRY

Comment (Workings): 50 FT. OPEN CUT, A 12 FT. ADIT AND THREE 10 FT. HOLES

Comment (Deposit): COMPRISED OF 60 ACRES.


References

Reference (Deposit): AUBURY, L. E., 1908 , COPPER RESOURCES OF CALIFORNIA BULL. 50 ; CALIF. MIN. BUR., P. 201

Reference (Deposit): MACBOYLE, E., 1918 , MINES AND MINERAL RESOURCES OF NEVADA COUNTY; 16TH REPT. STATE MIN.; CALIF. MIN. BUR., P. 90 - 91.

Reference (Deposit): FOLIOS 39, 66