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Nevada Scheelite Mine & Mill

Producer in Mineral county in Nevada, United States with commodity Tungsten
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Sections on this page
  1. Identification information
  2. Geographic coordinates
  3. Site location context
  4. Geographic areas
  5. Public Land Survey System information
  6. Commodities
  7. Materials information
  8. Nearby scientific data
  9. Ore body information
  10. Economic information about the deposit and operations
  11. Mining district
  12. Mineral rights holdings
  13. Land status
  14. Ownership information
  15. Production statistics
  16. Workings at the site
  17. Links to other databases
  18. Bibliographic references
  19. Reporter information

Geologic information

Identification information

Deposit ID 10271423
MAS/MILS ID 0320210033
Record type Site
Current site name Nevada Scheelite Mine & Mill
Alternate or previous names Leonard Mine

Geographic coordinates

Point of reference Main Entrance
Geographic coordinates: -118.32596, 39.01661 (WGS84)
Elevation 1555
Location accuracy 100(meters)

Site location context

Political divisions (FIPS codes)

Mineral(county)

Nevada(state)

United States(country)

North America(continent)

Land(continent)

USGS map quadrangles

Big Kasock Mountain(quadrangle 1:24,000 scale)

Fallon(quadrangle 1:100,000 scale)

Reno(quadrangle 1:250,000 scale)

Hydrologic units (watersheds)

Gabbs Valley(hydrologic unit)

Central Nevada Desert Basins(hydrologic accounting unit)

Central Nevada Desert Basins(hydrologic subregion)

Great Basin(hydrologic region)

Federal lands

Bureau of Land Management(Bureau of Land Management NV)

Bureau of Land Management NV BLM(Type of land area)

BLM(Federal land areas administered by BLM)

Geographic areas

Country State County
United States Nevada Mineral

Public Land Survey System information

Meridian Township Range Section Fraction State
Mount Diablo 013 N 032 E 12 NWNWNE Nevada

Comments on the location information

  • GENERAL LOCATION: ABOUT 58 KM NE OF HAWTHORNE. GENERAL SIZE OF ORE BODY: LARGE.

Commodities

Commodity Importance
Tungsten Critical Primary

Materials information

Materials Type of material
Calcite Unknown
Chalcopyrite Unknown
Diopside Unknown
Epidote Unknown
Garnet Unknown
Hematite Unknown
Limonite Unknown
Magnetite Unknown
Molybdenite Unknown
Pyrite Unknown
Quartz Unknown
Scheelite Unknown
Wollastonite Unknown

Nearby scientific data

Main Entrance (1) -118.32596, 39.01661
ListMap

Economic information

Ore body information

  • Strike N25E
    Dip 80E
    Length 2000M
    Width 20M
    Field Value
    MAS Matrix # 1
    MAS Column # 1
    Type of Orebody #1 SHEAR ZONE
    Shape of Orebody #1 TABULAR
    Type of Orebody #2 REPLACEMENT
    Shape of Orebody #2 IRREGULAR
    Primary mode of Origin CONT METASOMATIC
    Secondary mode of Origin HYDROTHERMAL
    Primary Ore Control CONTACT ZONE
    Secondary Ore Control LITHOLOGY
    Degree of Wallrock Alter. MODERATE
    Type of Wallrock Alter. #1 SILICIFICATION
    Type of Wallrock Alter. #2 ADV ARGILLIC
    Strike And Dip N25E:80E
    Minimum Depth to Top 0
    Avg. Thick. Unconsol. Mat. .1
    Min. Thick. Unconsol. Mat. 0
    Date of Last Modification 830714
  • Area 10HA
    Field Value
    Total Surface Area (HA) 10
    Date of Last Modification 910418

Economic information about the deposit and operations

Operation type Underground
Development status Producer
Commodity type Metallic
Significant Yes
Discovery year 1930
Mining method Timbered Stopes - Overhand Square-Set
Year of first production 1937
Milling method Gravity

Mining district

District name Regent-Rawhide

Mineral rights holdings

Type of mineral rights Located Claim

Land status

Ownership category BLM Administrative Area

Ownership information

  • Type Owner-Operator
    Owner Kennametal, Inc. (Nevada Division)
    Year 1975
  • Type Owner-Operator
    Owner Natural Resources Development Ltd.(Sub. Nrd Mining Ltd.)
    ID 2600614
    Interest 100
    Home office Nevada
    Year 1982

Production statistics

  • Year 1974
    Period 1937-1974
    Description Conc. Prod. 1937-1974 About 3,800 Mt, Ore Mined About 360,000 Mt, Units Prod. 1937-1974 About 271,000 Mt Approximate Grade 1.1 Percent W-Trioxide
    Importance Item Commodity Group Amount recovered Grade Recovery percentage
    Major Conc. Tungsten Tungsten 271000mt 1wt-pct

Comments on the reserve resource information

  • M1=N/CUM (MATRIX 1 IS NON-CUMULATIVE) QUANTITIES IN MATRIX 1 ARE ON THE 200-300 LEVELS AND 500-550 LEVELS. ADDITIONAL UNKNOWN RESOURCES MAY EXIST BETWEEN AND BELOW THESE LEVELS. ABOUT 50,000 MT DEVELOPED AS OF JAN. 1981. NO PUBLISHED RESERVES AVAILABLE.
  • RESOURCES AS OF 1/83.

Workings at the site

  • Type of workings Underground
    Length 3000M
    Overall depth 140M
    Field Value
    MAS Development Schedule # 1
    Mining Record # 1
    Status of Mining Method ACTUAL
    Mining Method OVERHAND SQUARE-SET 10-46A
    Swell Factor .83
    Percent Waste Rock 11
    Percent Recovery 100
    Hardness of Rock HARDROCK WITH LITTLE WATER
    Rock Characteristics NO PLANES OF WEAKNESS
    Rock Support Chars. UNSUPPORTING MAY SLOUGH
    Mine Support Chars. TIMBER
    Number of Shafts 2
    1st Condition of Workings OPEN
    Capacity 161
    Capacity Units MT ORE/DAY
    Unit Production Cost 44.88
    Units of Production $/MT ORE
    Operating Days per Year 250
    Operating Shifts per Day 3
    Year of Information 1980

Reference information

Bibliographic references

  • Deposit

    GEEHAN, R. W., AND R. R. TRENGOVE. INVESTIGATION OF

  • Deposit

    NEVADA SCHEELITE, INC., DEPOSIT, MINERAL COUNTY, NEVADA.

  • Deposit

    BUMINES RI 4681, 1950, 13 PP.

  • Deposit

    HOLMES, G. H., JR. BERYLLIUM INVESTIGATIONS IN

  • Deposit

    CALIFORNIA AND NEVADA, 1959-62, BUMINES IC 8158, 1963, 19

  • Deposit

    PP.

  • Deposit

    ROSS, D. C. GEOLOGY AND MINERAL DEPOSITS OF MINERAL

  • Deposit

    COUNTY, NEVADA. NV BUREAU OF MINES AND GEOL.

  • Deposit

    BULL. 58, 1961, 98 PP.

  • Deposit

    ENGINEERING & MINING JOURNAL. INTERNATIONAL DIRECTORY

  • Deposit

    OF MINING AND MINERAL PROCESSORS, 1975.

  • Deposit

    TAYLOR, J. K. GEOLOGY OF THE NEVADA SCHEELITE MINE,

  • Deposit

    MINERAL COUNTY, NEVADA. M.S. THESIS, UNIV. NV, RENO,

  • Deposit

    NV, 1982, 94 PP.

  • Deposit

    VAN DENBURGH, A. S. RECONNAISSANCE OF MINING

  • Deposit

    DISTRICTS IN MINERAL COUNTY, NEVADA. BUMINES

  • Deposit

    IC 6941, 1937, 79 PP.

  • Deposit

    WARNER, L. A., W. T. HOLSER, V. R. WILMARTH, AND E.

  • Deposit

    N. CAMERON. LOCALITIES IN NEVADA. CH. IN OCCURRENCE OF

  • Deposit

    NONPEGMATITE BERYLLIUM IN THE UNITED STATES. U.S. GEOL.

  • Deposit

    SURV. PROF. PAPER 318, 1959, PP. 63-85.

Reporter information

Type Date Name Affiliation Comment
Reporter 08-OCT-96 Spear, James M. U.S. Bureau of Mines

Beyond USGS

Supplemental information added by qvyshift.com. Not part of the original USGS MRDS record.

Current status (per MSHA)

StatusAbandoned since 08/19/1982
MSHA mine ID2600614
Mine name (MSHA)Nevada Scheelite
Current operatorNational Resources Development Inc
Current controller (parent)N R D Mining Ltd
Mine typeFacility (Metal / non-metal)

MSHA cross-reference per the original MRDS record. Mine status and operator reflect MSHA's last published Mines export (February 2025); MSHA's public bulk feed has been unavailable since, so this may be out of date. See the Mine Data Retrieval System for current status.

Open MSHA's Mine Data Retrieval System for inspections, accidents, and violations for this mine.

External references

Maps centered on this site

Authoritative Nevada resources

These are landing pages for further research — the state agencies don't currently expose per-mine deep links.