The Knowles Bros. Tungsten Claims is a tungsten mine located in Elko county, Nevada at an elevation of 7,999 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: 7,999 Feet (2,438 Meters)
Commodity: Tungsten
Lat, Long: 41.7947, -115.67360
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.
Knowles Bros. Tungsten Claims MRDS details
Site Name
Primary: Knowles Bros. Tungsten Claims
Secondary: Tennessee Mountain Mine
Secondary: Tennessee Mountain
Secondary: Garnet
Secondary: Garnet/Tenn. Mtn.
Secondary: Garnet Tungsten
Commodity
Primary: Tungsten
Secondary: Molybdenum
Location
State: Nevada
County: Elko
District: Alder
Land Status
Land ownership: National Forest
Note: the land ownership field only identifies whether the area the mine is in is generally on public lands like Forest Service or BLM land, or if it is in an area that is generally private property. It does not definitively identify property status, nor does it indicate claim status or whether an area is open to prospecting. Always respect private property.
Holdings
Type: Private Lease
Type: Located Claim
Workings
Type: Underground
Ownership
Owner Name: Pab Oil And Mining - 998 E. El Camino Real, Sunnyvale, Ca.
Percent: 100.0
Home Office: California
Info Year: 1981
Owner Name: Montrose, P. D. - Mountain City, Nev.
Percent: 50.00
Home Office: Nevada
Info Year: 1981
Owner Name: Knowles Brothers - Mountain City, Nev.
Percent: 50.00
Home Office: Nevada
Info Year: 1981
Production
Year: 2
Description: Mined Treated % Wo3 Pounds Units Wo3 Lbs/Yr % Wo3 Recovered
Year: 1977
Description: 9,003 16,984 0.50 169,840 2,181 1698400 Lbs/Yr 25.69 2,181
Year: 1976
Description: 24,631 16,650 0.50 178,660 2,472 1786600 Lbs/Yr 27.68 2,472
Year: 1973
Description: 9,622 960 40,000 400
Year: 1975
Description: Npr
Year: 1972
Description: 4,000 3,094 0.54 69,000 1,000 690000 Lbs/Yr 29.00 1,000
Year: 1970
Description: 5,320 1,020 10,433 264 104330 Lbs/Yr 50.59 264
Year: 1
Description: Tons Tons Concentrate Produced Shipments Units Wo3
Deposit
Record Type: Site
Operation Category: Past Producer
Operation Type: Underground
Mining Method: Unknown
Year First Production: 1970
Discovery Year: 1949
Years of Production:
Organization:
Significant: N
Physiography
General Physiographic Area: Intermontane Plateaus
Physiographic Province: Columbia Plateau
Physiographic Section: Payette Section
Mineral Deposit Model
Not available
Orebody
Not available
Structure
Not available
Alterations
Not available
Rocks
Not available
Analytical Data
Not available
Materials
Unknown: Uraninite
Unknown: Pyrite
Unknown: Actinolite
Unknown: Calcite
Unknown: Chalcopyrite
Unknown: Epidote
Unknown: Garnet
Unknown: Hornblende
Unknown: Magnetite
Unknown: Molybdenite
Unknown: Plagioclase
Unknown: Powellite
Unknown: Pyroxene
Unknown: Quartz
Unknown: Scheelite
Unknown: Chlorite
Comments
Comment (Deposit): WATER MUST BE OBTAINED FROM WELLS AND POWER GENERATED AT THE SITE. THE PRESENT ACCESS ROAD IS ADEQUATE. GENERAL LOCATION: ABOUT 24 KM E OF MOUNTAIN CITY GENERAL SIZE OF ORE BODY: MEDIUM
References
Reference (Reserve-Resource): --------1955, THE GEOLOGY OF THE ROWLAND QUADRANGLE,
Reference (Reserve-Resource): ELKO COUNTY, NEVADA. NEVADA BUMINES BULL. 67.
Reference (Reserve-Resource): BUSHNELL, K. O., 1967, GEOLOGY OF THE ROWLAND QUADRANGLE,
Reference (Reserve-Resource): 527. NORTHERN MINER (TORONTO). OXBOW NEVADA TUNGSTEN MILL
Reference (Reserve-Resource): TUNGSTEN CLAIMS (GARNET TUNGSTEN), 7 PP.
Reference (Reserve-Resource): NEVADA. PHD DISSERTATION, YALE UNIVERSITY.
Reference (Reserve-Resource): PROSPECT, ELKO COUNTY, NEVADA. DMEA-2820, KNOWLES BROS.
Reference (Reserve-Resource): BENSON, W. T., 1953, PRELIMINARY REPORT GARNET TUNGSTEN
Reference (Reserve-Resource): CALIFORNIA, NEVADA, AND UTAH: U.S. BUMINES R.I. 5087.
Reference (Reserve-Resource): ENGLE, A. L., 1954, TREATMENT TESTS OF SCHEELITE ORE FROM
Reference (Reserve-Resource): VOL. 179, NO. 1, P. 75.
Reference (Reserve-Resource): PLANT EXPANSION. ENGINEERING AND MINING JOURNAL.
Reference (Reserve-Resource): ENGINEERING AND MINING JOURNAL, 1978, SURVEY OF MINE AND
Reference (Reserve-Resource): C168.
Reference (Reserve-Resource): NEVADA. U. S. GEOL. SURV., PROF. PAP. 800-C, PP. C165-
Reference (Reserve-Resource): TYPES OF MINERALIZATION, NORTHWESTERN ELKO COUNTY,
Reference (Reserve-Resource): 526. NORTHERN MINER (TORONTO). OXBOW IN PRODUCTION AT
Reference (Reserve-Resource): COATS, R. R. AND MCKEE E. H., 1972, AGES OF PLUTONS AND
Reference (Deposit): TYPES OF MINERALIZATION, NORTHWESTERN ELKO COUNTY, NEVADA.
Reference (Deposit): COATS, R. R., AND E. H. MCKEE. AGES OF PLUTONS AND
Reference (Deposit): MAP 76-779, 6 SHEETS, 1976, SCALE 1:100,000.
Reference (Deposit): MAP OF ELKO COUNTY, NEVADA. U.S. GEOL. SURV. OPEN-FILE
Reference (Deposit): HOPE, R. A., AND R. R. COATS. PRELIMINARY GEOLOGIC
Reference (Deposit): NEVADA. NV BUREAU OF MINES AND GEOL. BULL. 54, 1957, 190 PP.
Reference (Deposit): LEE. GEOLOGY AND MINERAL RESOURCES OF ELKO COUNTY,
Reference (Deposit): GRANGER, A. E., M. M. BELL, G. C. SIMMONS, AND F.
Reference (Deposit): PLANT EXPANSION. V. 179, NO. 1, 1978, P. 75.
Reference (Deposit): ENGINEERING AND MINING JOURNAL. SURVEY OF MINE AND
Reference (Deposit): AND GEOL. BULL. 65.)
Reference (Deposit): JULY 23, 1964, 314 PP. (ALSO PUBLISHED AS NV BUREAU OF MINES
Reference (Deposit): 88TH CONGR., 2D SESS,, SENATE DOCUMENT 87,
Reference (Deposit): U.S. SENATE. MINERAL AND WATER RESOURCES OF NEVADA.
Reference (Deposit): SMITH, R. M. MINERAL RESOURCES OF ELKO COUNTY,
Reference (Deposit): BULLETIN 67, 1967, 38 PP.
Reference (Deposit): NEVADA. U.S. GEOL. SURV. OFR 76-56, 1976, 194 PP.
Reference (Deposit): ELKO COUNTY, NEVADA. NV BUREAU OF MINES AND GEOLOGY
Reference (Deposit): BUSHNELL, K. O. GEOLOGY OF THE ROWLAND QUADRANGLE,
Reference (Reserve-Resource): HOPE, R. A., 1970, PRELIMINARY GEOLOGIC MAP OF ELKO
Reference (Reserve-Resource): COUNTY, NEVADA. NEV. BUMINES BULL. 54.
Reference (Reserve-Resource): FLORENCE, 1957, GEOLOGY AND MINERAL RESOURCES OF ELKO
Reference (Reserve-Resource): GRANGER, A. E., BELL, M. M., SIMMONS, G. C., AND LEE,
Reference (Reserve-Resource): III, CONTRACT IDM-E556, 12 PP.
Reference (Reserve-Resource): ELKO COUNTY, NEV. REPT. OF EXAM BY FIELD TEAM, REGION
Reference (Reserve-Resource): 2820, KNOWLES BROS. TUNGSTEN CLAIMS (GARNET TUNGSTEN)
Reference (Reserve-Resource): GENTRY, G. G., SMITH, R. M., AND LAUB D. C., 1954, DMEA-
Reference (Deposit): RI 5087, 1954, 24 PP.
Reference (Deposit): SCHEELITE ORES FROM CALIFORNIA, NEVADA, AND UTAH. BUMINES
Reference (Deposit): ENGEL, A. L., AND E. S. SHEDD. TREATMENT TESTS OF
Reference (Deposit): PP. C165-C168.
Reference (Deposit): COCA MINES, INC. ANNUAL REPORT, 1982.1983, 8 PP.
Reference (Deposit): U.S. GEOLOGICAL SURVEY PROFESSIONAL PAPER 800-C, 1972,
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.