The R.O.C. Mine is a copper and silver 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.
R.O.C. Mine MRDS details
Site Name
Primary: R.O.C. Mine
Commodity
Primary: Copper
Primary: Silver
Location
State: Nevada
County: Elko
District: Contact (48)
Land Status
Not available
Holdings
Not available
Workings
Not available
Ownership
Owner Name: O'Connell And Others .
Years: 1912 -
Production
Not available
Deposit
Record Type: Site
Operation Category: Past Producer
Operation Type: Unknown
Discovery Year: 1908
Years of Production:
Organization:
Significant: N
Deposit Size: S
Physiography
General Physiographic Area: Intermontane Plateaus
Physiographic Province: Columbia Plateau
Physiographic Section: Snake River Plain
Mineral Deposit Model
Not available
Orebody
Form: TABULAR
Structure
Type: L
Description: Granodiorite Stock With Assoc. Faults, Fractures
Alterations
Not available
Rocks
Name: Diorite
Role: Associated
Age Type: Associated Rock Unit
Age Young: Late Jurassic
Name: Diorite
Role: Associated
Age Type: Host Rock Unit
Age Young: Late Jurassic
Name: Diorite
Role: Associated
Age Type: Host Rock
Age Young: Late Jurassic
Name: Diorite
Role: Associated
Age Type: Associated Rock
Age Young: Late Jurassic
Analytical Data
Not available
Materials
Ore: Chalcopyrite
Ore: Bornite
Comments
Comment (Deposit): THIS PROSPECT WAS DISCOVERED IN 1908 BY W.T. MC ARDLE. THE PROPERTY COMPRISES A GROUP OF 6 OR MORE CLAIMS TRENDING NE FOR OVER A MILE. IT IS OPENED BY SEVERAL SHAFTS, THE DEEPEST BEING 45 FEET. THE DEPOSITS ARE REPLACEMENT DEPOSITS IN ASSOCIATION WITH A QUARTZ SYENITE PORPHYRY OR APLITIC DIKE WHICH DIPS 65 NW., AND IS 6 FEET IN MAXIMUM WIDTH. IN PLACES THE SILICIFIED DIKE AND VEIN CROPPINGS STAND BOLDLY FROM 1 TO 8 FT. ABOVE THE GROUND SURFACE. AS EXPOSED BY SHAFTS ON SEVERAL OF THE CLAIMS, THE FOOTWALL SIDE OF THE DIKE SHOWS A VEIN 6 INCHES TO 2 FEET IN WIDTH, COMPOSED OF COPPER CARBONATES, OXIDES, AND CHALCOPYRITE IN A QUARTZ GANGUE. THE ORE ALSO CONTAINS CONSIDERABLE AG; SOME ASSAYS REPORT AS HIGH AS 38 OZ/TON AG (SCHRADER, 1912, P 143). THESE ARE THE ROSE O'CONNELL CLAIMS (SCHRADER, 1935, MAP CLAIM) MAP POINT SELECTED TO MATCH DESCRIPTION IN SCHRADER. ; INFO.SRC : 1 PUB LIT
Comment (Production): ORE RUNS AS HIGH AS 38 OZ/TON AG.
Comment (Development): 6 OR MORE CLAIMS TRENDING NE FOR OVER A MILE
Comment (Deposit): REPLACEMENT DEPOSITS ASSOCIATED WITH A QUARTZ SYENITE PORPHYRY DIKE
Comment (Workings): SHAFTS
Comment (Geology): REPLACEMENT DEPOSITS ASSOCIATED WITH QTZ, SYENITE PORPHYRY DIKE.
Comment (Location): I THINK THIS LOCATION SHOULD BE 1 1/2 MI. W. OF BLANCHARD MT.
References
Reference (Deposit): HOPE, R.A. & COATS, R.R. (1976) PRELIM. GEOLOGIC MAP OF ELKO CO., NEV: USGS OFR 76-779
Reference (Production): SCHRADER, 1912
Reference (Deposit): SCHRADER, F.C. (1912) A RECONN. OF THE JARBIDGE, CONTACT, AND ELK MT. MINING DISTRICTS, ELKO CO., NEVADA: USGS BUL. 497.
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.
