Lone Tree

The Lone Tree is a copper mine located in Mariposa county, California at an elevation of 1,001 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: Lone Tree  

State:  California

County:  Mariposa

Elevation: 1,001 Feet (305 Meters)

Commodity: Copper

Lat, Long: 37.26111, -120.00611

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 Lone Tree

Lone Tree MRDS details

Site Name

Primary: Lone Tree


Commodity

Primary: Copper


Location

State: California
County: Mariposa


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: Pacific Border Province
Physiographic Section: California Trough


Mineral Deposit Model

Not available


Orebody

Not available


Structure

Not available


Alterations

Not available


Rocks

Not available


Analytical Data

Not available


Materials

Not available


Comments

Comment (Workings): 1908 : SEVERAL SHAFTS BETWEEN 25 - 100 FT. DEEP, ONE MAIN SHAFT 200 FT. DEEP WITH DRIFTS AND STOPES ON 150 FT. LEVEL.

Comment (Deposit): OPERATED AS PART OF GREEN MOUNTAIN MINE IN EARLY 1900'S.

Comment (Production): MINE PRODUCED CARBONATE ORE TO DEPTH OF 150 FT., SULFIDES BELOW THAT.

Comment (Deposit): WITHIN MINERALIZED ZONE ARE TWO WELL - DEFINED VEINS BETWEEN WHICH WALL ROCKS ARE MORE OR LESS MINERALIZED.


References

Reference (Deposit): BOWEN, O. E. AND CLIFFTON, G. H., 1957 , MINES AND MINERAL RESOURCES OF MARIPOSA COUNTY, CALIFORNIA; CALIF. JOUR. MINE AND GEOLOGY, VOL. 53 , NO. 1 & 2 , P. 228 - 229 .

Reference (Deposit): ERIC, J. H., 1948 , COPPER IN CALIFORNIA BULL. 144 ; DIV. OF MINES, P. 268 .


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