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
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.
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
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.