The Keystone Mine is a lead mine located in Elko county, Nevada.
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
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
Commodity
Primary: Lead
Secondary: Copper
Secondary: Silver
Location
State: Nevada
County: Elko
District: Dolly Varden
Land Status
Not available
Holdings
Not available
Workings
Not available
Ownership
Not available
Production
Not available
Deposit
Record Type: Site
Operation Category: Prospect
Operation Type: Unknown
Year First Production: 1869
Discovery Year: 1869
Years of Production:
Organization:
Significant: N
Deposit Size: S
Physiography
Not available
Mineral Deposit Model
Model Name: Polymetallic replacement
Orebody
Form: TABULAR
Structure
Not available
Alterations
Not available
Rocks
Name: Limestone
Role: Host
Age Type: Host Rock
Age Young: Late Permian
Name: Limestone
Role: Host
Age Type: Host Rock Unit
Age Young: Late Permian
Analytical Data
Not available
Materials
Ore: Galena
Ore: Sphalerite
Ore: Pyrite
Gangue: Jasper
Gangue: Calcite
Gangue: Quartz
Comments
Comment (Deposit): THE KEYSTONE MINE IS AN OLD LENG-SILVER MINE MINT DATES TO POSSIBLY 1869. IT IS LOCATED ON THE LIMESTONE RIDGE SE OF SPRING CANON. WORKINGS ARE SHALLOW, AND INACESSIBLE. ORE OCCURRED AS REPLACEMENT BODIES PARALLEL TO BEDDING NEAR N-S FISSURES. ; INFO.SRC : 1 PUB LIT
Comment (Location): ON FLANK OF KEYSTONE CANON
Comment (Deposit): ORE OCCURS AS REPLACEMENT BODIES PARALLEL TO BEDDING, NEAR N-S FISSURES & SHEAR ZONE.
Comment (Workings): SHALLOW, INACCESSIBLE WORKINGS
References
Reference (Deposit): HILL, JAMES M, (1916), NOTES ON SOME MINING DISTRICTS IN EASTERN NEVADA, USGS BULL 648
Reference (Deposit): SHOW, G.G., (1963), MINEROLOGY AND GEOLOGY OF THE DOLLY VARDEN, MOUNTAINS, ELKO COUNTY, NEVADA, U OF U PHD
Reference (Production): HILL, J.M., (1916) P. 85.
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.
