Leach

  

Mine Info

State: California

County: Mariposa

Elevation: 2,799 feet (853 meters)

Primary Mineral: Gold

Lat, Long: 37.62778, -119.98472



Leach MRDS details

Site Name

Commodity

Location

Primary: "Leach"
Primary: Gold
Secondary: Copper
State: California
County: Mariposa
District:
 

Land Status

Holdings

Workings

Land ownership:
Administrative Organization:
Type: Underground


Ownership

Production

Deposit

Owner Name: M. Van De Carr
Company ID:
Percent:
Home Office:
Info Year:
Years: -

Record Type: Site
Operation Category: Past Producer
Deposit Type:
Plant Type:
Plant Subtype:
Operation Type: Unknown
Mining Method:
Milling Method:
Year First Production:
Year Last Production:
Discovery Year: 1900
Discovery Method:
Years of Production:
Organization:
Significant: N
Deposit Size: S


Physiography

Mineral Deposit Model

Orebody

General Physiographic Area: Pacific Mountain System
Physiographic Province: Cascade-Sierra Mountains
Physiographic Section: Sierra Nevada
Physiographic Detail:
Name:
Form:


Structure

Alterations

Rocks



Analytical Data

Materials

Ore: Chalcopyrite
Ore: Gold
Ore: Pyrite
Gangue: Quartz


Comments

Comment Type:
Production
Comment FIRST WORKED ABOUT 1900-05 BY BELL, LEACH, AND CHARLES HARTLEY. PRESENT OWNER WORKS THE MINE INTERMITTENTLY. NO OTHER PRODUCTION RECORD FOUND.
Comment Type:
Deposit
Comment VEIN, 1 - 3 FT. THICK
Comment Type:
Geology
Comment GEOL.DESC: VEIN ACCOMPANIED OVER MUCH OF ITS STRIKE LENGTH BY FINE-GRAINED, LIGHT GREEN GRANITIC DIKE.
Comment Type:
Workings
Comment INCLINED SHAFT ABOUT 50 FT. DEEP WITH DRIFTS AND STOPES AGGREGATING 300-350 FT.; AN OLDER CROSSCUT TUNNEL ABOUT 60-FT. LONG HAS EXTENSIVE DRIFTS AT THE END WHICH APPARENTLY CONNECT WITH THE MAIN WORKINGS FROM THE SHAFT
Comment Type:
Location
Comment UTM EST. SE 1/4


References

Reference Category:
Deposit
Pages:
Reference: BOWEN, O. E., JR., GRAY, C. H., JR., 1957 , MINES AND MINERAL DEPOSITS OF MARIPOSA COUNTY, CALIFORNIA: CALIF. JOUR. MINES AND GEOLOGY, V. 53 , NOS. 1 AND 2 , P. 276
URL:
Reference Category:
Production
Pages:
Reference: BOWEN & GRAY 1957
URL:

Did You Know.......

A mine is a hole in the ground, owned by a liar.
-Mark Twain

About The MRDS Mines Database

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.

Search

Recent Posts


Popular Tags

1906 San Francisco Earthquake Best Historical Photos Best Of Mining Era Structures Cemeteries Churches Gambling Towns Headframes Historical Commercial Buildings Historical Homes Hotels Mining Machinery Smelters Stamp Mills Victorian Homes Winter Scenes View All Tags