Keystone Mine

The Keystone Mine is a lead and silver mine located in Elko county, Nevada at an elevation of 8,799 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: Keystone Mine

State:  Nevada

County:  Elko

Elevation: 8,799 Feet (2,682 Meters)

Commodity: Lead, Silver

Lat, Long: 40.56611, -114.81861

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 Keystone Mine

Keystone Mine MRDS details

Site Name

Primary: Keystone Mine
Secondary: Banner Hill Claim


Commodity

Primary: Lead
Primary: Silver
Secondary: Zinc
Secondary: Gold
Secondary: Copper


Location

State: Nevada
County: Elko
District: Spruce Mountain


Land Status

Not available


Holdings

Not available


Workings

Not available


Ownership

Not available


Production

Not available


Deposit

Record Type: Site
Operation Category: Past Producer
Operation Type: Unknown
Year First Production: 1916
Discovery Year: 1916
Years of Production:
Organization:
Significant: N
Deposit Size: S


Physiography

Not available


Mineral Deposit Model

Not available


Orebody

Form: TABULAR


Structure

Not available


Alterations

Not available


Rocks

Name: Granite
Role: Associated
Age Type: Host Rock
Age Young: Late Permian

Name: Granite
Role: Associated
Age Type: Host Rock Unit
Age Young: Late Permian


Analytical Data

Not available


Materials

Ore: Galena
Gangue: Limonite
Gangue: Anglesite


Comments

Comment (Deposit): THE KEYSTONE MINE, LOCATED ON THE N. SLOPE OF SPRUCE MT., IS DEVELOPED BY OPEN CUTS, SHALLOW SHAFTS, AND SHORT ADITS. A MINERALIZED SHEAR ZONE OCCURS AT THE SHAFT, AND SILVER-BEARING OXIDIZED LEAD ORE HAS BEEN MINED FROM IT. THE KEYSTONE HAS HAD A SMALL PRODUCTION, MOSTLY PRE 1916. MINERAL SURVEY NO. 3251 ; INFO.SRC : 1 PUB LIT

Comment (Production): SMALL PRODUCTION INCLUDED SOME GOLD & COPPER.

Comment (Development): FEE, PATENTED CLAIM

Comment (Deposit): MINERALIZED SHEAR ZONE WITH OXIDIZED, ARGENTIFEROUS LEAD ORE.

Comment (Workings): OPEN CUTS, SHALLOW SHAFTS, SHORT ADITS


References

Reference (Production): HILL, J.H., (1916) P. 25.

Reference (Deposit): HILL, JAMES M., (1916), NOTES ON SOME MINING DISTRICTS IN EASTERN NEVADA, USGS BULL. 648


Nevada Gold

Gold Districts of Nevada

Nevada has a total of 368 distinct gold districts. Of the of those, just 36 are major producers with production and/or reserves of over 1,000,000 ounces, 49 have production and/or reserves of over 100,000 ounces, with the rest having less than 100,000 ounces. Read more: Gold Districts of Nevada.