The Combined Metals Reduction No. 2 is a zinc mine located in Lincoln county, Nevada at an elevation of 6,201 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: 6,201 Feet (1,890 Meters)
Commodity: Zinc
Lat, Long: 37.9192, -114.48190
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.
Combined Metals Reduction No. 2 MRDS details
Site Name
Primary: Combined Metals Reduction No. 2
Secondary: Raymond and Ely
Secondary: Caselton Mine
Secondary: Caselton
Commodity
Primary: Zinc
Secondary: Silver
Secondary: Lead
Secondary: Gold
Tertiary: Manganese
Tertiary: Iron
Location
State: Nevada
County: Lincoln
District: Pioche District
Land Status
Not available
Holdings
Type: Private Lease
Type: Located Claim
Type: Patented
Workings
Type: Underground
Ownership
Owner Name: Kerr-Mc Gee Corp.
Percent: 100.0
Home Office: Oklahoma City, Ok
Info Year: 1979
Production
Year: 1958
Time Period: 1924-1958
Description: Sulfide Ores For Zn Pb Ag Au Recovery 2398000 Mt Prod. 1924 Thru 1958
Year: 1955
Time Period: 1951-1955
Description: Oxidized Ores For Mn Recovery 58000 Mt Prod. From 1951-1955
Year: 1954
Time Period: 1951-1954
Description: Sulfide Ores For Zn Pb Ag Au Recovery 136000 Mt Prod. 1951 Thru 1954
Deposit
Record Type: Site
Operation Category: Plant
Plant Type: Beneficiation (Mill)
Plant Subtype: Flotation
Operation Type: Underground
Mining Method: Unknown
Year First Production: 1864
Discovery Year: 1864
Years of Production:
Organization:
Significant: N
Deposit Size: M
Physiography
General Physiographic Area: Intermontane Plateaus
Physiographic Province: Basin And Range Province
Physiographic Section: Great Basin
Mineral Deposit Model
Not available
Orebody
Not available
Structure
Not available
Alterations
Not available
Rocks
Not available
Analytical Data
Not available
Materials
Unknown: Sphalerite
Unknown: Siderite
Unknown: Galena
Comments
Comment (Ownership): CASELTON MILL OWNED BY COMBINED METALS REDUCTION.
Comment (Reserve-Resource): MATRIX NO.1- PRIMARY ORE REPLACEMENT OCCURRING IN COMBINED METALS LIMESTONE MEMBER OF PLIOCHE SHALE FORMATION MATRIX NO.2-OXIDIZED ORE OCCURRING IN THE COMBINED METALS LIMESTONE MEMBER OF THE PLIOCHE SHALE FORMATION. THE ORE IS A RESULT OF OXIDATION OF MATRIX1 TYPE ORE MATRIX 3-OXIDIZED ORE WITH IRON CONTENT OF PLUS 30 PERCENT, OCCURRING IN LIMESTONE YOUNGER (ABOVE) THE COMBINED METALS LIMESTONE. MATRIX 4-OXIDIZED ORE, WITH LOW IRON CONTENT, OCCURRING IN LIMESTONE YOUNGER THAN THE COMBINED METALS LIMESTONE
Comment (Deposit): THE CASELTON MILL IS OWNED BY THE COMBINE METALS REDUCTION CO., AND IS LEASED TO THE BUNKER HILL CO.. UNDERGROUND RAIL TRANSPORTATION COSTS ARE INCLUDED IN THE MINE OPERATING COSTS. 1985 UPDATE. THERE HAS BEEN NO ACTIVITY AT THE MINE IN THE RECENT PAST. THE MINE HAS NOT PRODUCED SINCE 1958. GENERAL LOCATION: ABOUT 1 KM S OF PIOCHE GENERAL SIZE OF ORE BODY: MEDIUM
Comment (Reserve-Resource): NO PUBLISHED RESERVE-RESOURCE INFORMATION. HOWEVER, SULFIDE ORE LARGELY EXHAUSTED; LARGE QUANTITIES OF OXIDE ORE REMAIN.
References
Reference (Deposit): MF-136, 1958.
Reference (Deposit): JAMES, L. P., AND L. H. KNIGHT. STRATABOUND
Reference (Deposit): TRENGOVE, R. R. INVESTIGATION OF COMET COALITION
Reference (Deposit): RMAG, 1979, PP. 389-
Reference (Deposit): OCT. 7-11, 1979), ED. BY G. W. NEWMAN AND H. D. GOODE.
Reference (Deposit): SYMPOSIUM AND GREAT BASIN FIELD CONFERENCE (LAS VEGAS, NV,
Reference (Deposit): GEOLOGISTS/UTAH GEOLOGICAL ASSOCIATION BASIN AND RANGE
Reference (Deposit): PROCEEDINGS OF ROCKY MOUNTAIN ASSOCIATION OF
Reference (Deposit): UNUSUAL "MISSISSIPPI VALLEY" DEPOSITS. PAPER IN
Reference (Deposit): LEAD-ZINC-SILVER ORES OF THE PIOCHE DISTRICT, NEVADA -
Reference (Deposit): LINCOLN COUNTY, NEVADA. BUMINES IC 7586, 1950, 24 PP.
Reference (Deposit): CASELTON MINE, COMBINED METALS REDUCTION COMPANY, PIOCHE,
Reference (Deposit): HOLMES, G. H., JR. MINING AND MILLING METHODS AT THE
Reference (Deposit): MINERAL DEPOSITS OF LINCOLN COUNTY, NEVADA. NV BUREAU OF MINES
Reference (Deposit): TSCHANZ, C. M., AND E. H. PAMPEYAN. GEOLOGY AND
Reference (Deposit): DEPOSITS. BUMINES RI 5446, 1959, 40 PP.
Reference (Deposit): TRENGOVE, R. R. RECONNAISSANCE OF NEVADA MANGANESE
Reference (Deposit): RI 4541, 1949, 6 PP.
Reference (Deposit): LEAD-ZINC DEPOSIT, LINCOLN COUNTY, NEVADA. BUMINES
Reference (Deposit): COUNTY, NEVADA. U.S. GEOLOGICAL SURVEY MISC. FIELD STUDIES MAP
Reference (Deposit): GEOLOGIC MAP AND SECTIONS OF THE PIOCHE HILLS, LINCOLN
Reference (Deposit): PARK, C.F., JR., GEMMILL, PAUL, AND TSCHANZ, C.M.
Reference (Deposit): PROF. PAPER 171, 1932, 75 PP.
Reference (Deposit): DEPOSITS OF THE PIOCHE DISTRICT, NEVADA. U.S. GEOL. SURV.
Reference (Deposit): WESTGATE, L. G., AND A. KNOPF. GEOLOGY AND ORE
Reference (Deposit): AND GEOL. BULL. 73, 1970, TABLE 10, P. 130.
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.
