Fencemaker

Past Producer in Pershing county in Nevada, United States with commodity Antimony
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. General comments
  20. Reporter information

Geologic information

Identification information

Deposit ID 10150527
MRDS ID M055423
MAS/MILS ID 0320270414
Record type Site
Current site name Fencemaker
Alternate or previous names Fenstonmaker, Lucky Lode, S. & W.
Related records 10040592

Geographic coordinates

Point of reference Main Entrance
Geographic coordinates: -117.86016, 40.0721 (WGS84)
Elevation 1692
Location accuracy 10(meters)

Site location context

Political divisions (FIPS codes)

Pershing(county)

Nevada(state)

United States(country)

North America(continent)

Land(continent)

USGS map quadrangles

Fencemaker Pass(quadrangle 1:24,000 scale)

Fish Creek Mountains(quadrangle 1:100,000 scale)

Winnemucca(quadrangle 1:250,000 scale)

Hydrologic units (watersheds)

Dixie 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 Pershing

Public Land Survey System information

Meridian Township Range Section Fraction State
Mount Diablo 026 N 037 E 31 SWSESE Nevada

Commodities

Commodity Importance
Antimony Critical Primary

Materials information

Materials Type of material
Calcite Unknown
Chalcopyrite Unknown
Cinnabar Unknown
Gold Unknown
Quartz Unknown
Silver Unknown
Stibnite Unknown

Nearby scientific data

Main Entrance (1) -117.86016, 40.0721

Economic information

Ore body information

  • Strike N30E
    Dip 30E
    Thickness 13M
    Length 25M
    Width 4M
    Depth to top 7M
    Field Value
    MAS Matrix # 1
    MAS Column # 1
    Type of Orebody #1 SHEAR ZONE
    Shape of Orebody #1 IRREGULAR
    Type of Orebody #2 REPLACEMENT
    Shape of Orebody #2 TABULAR
    Type of Orebody #3 DISSEMINATED
    Primary mode of Origin HYDROTHERMAL
    Primary Ore Control FRACTURING
    Secondary Ore Control FAULTING
    Degree of Wallrock Alter. SLIGHT
    Type of Wallrock Alter. #1 ADV ARGILLIC
    Type of Wallrock Alter. #2 SERICITIC
    Strike And Dip N30E:30E
    Minimum Depth to Top 0
    Avg. Thick. Unconsol. Mat. 1
    Min. Thick. Unconsol. Mat. 0
    Date of Last Modification 830728
  • Area 120HA
    Field Value
    Total Surface Area (HA) 120
    Date of Last Modification 910418

Economic information about the deposit and operations

Operation type Underground
Development status Past Producer
Commodity type Metallic
Deposit size Small
Significant Yes
Discovery year 1880
Mining method Open Stope
Year of first production 1880
Milling method Sizing

Mining district

District name Table Mountain

Mineral rights holdings

Type of mineral rights Located Claim

Land status

Ownership category BLM Administrative Area

Ownership information

  • Type Operator
    Owner Silver Bell Mining And Developing Inc
    ID 2601650
    Interest 100
    Home office Nevada
    Year 1983

Production statistics

  • Year 1880
    Description Antimony Ore Shipped In The 1880'S. Unknown Quantity
  • Year 1940
    Description Average Ore Grade: 52% Sb. 1 Tonnes Of Ore
    Importance Item Commodity Group Amount recovered Grade Recovery percentage
    Major Antimony Antimony 52wt-pct
  • Year 1970
    Description Ore Grade: 25%..Concentrate Grade: 52% 1633 Tonnes Of Concentrate
    Importance Item Commodity Group Amount recovered Grade Recovery percentage
    Major Antimony Antimony 25wt-pct
  • Year 1979
    Description Ore Grade: 25%..Concentrate Grade: 52% 73 Tonnes Of Concentrate
    Importance Item Commodity Group Amount recovered Grade Recovery percentage
    Major Antimony Antimony 52wt-pct
  • Year 1981
    Description Ore Grade: 25%..Concentrate Grade: 52% 40 Tonnes Of Concentrate
    Importance Item Commodity Group Amount recovered Grade Recovery percentage
    Major Antimony Antimony 25wt-pct
  • Year 1982
    Description Ore Grade: 25%..Concentrate Grade: 52% 18 Tonnes Of Concentrate
    Importance Item Commodity Group Amount recovered Grade Recovery percentage
    Major Antimony Antimony 25wt-pct

Comments on the reserve resource information

  • MINING AND MILLING METHODS ARE PROPOSED BY THE EVALUATOR. AKA: FENSTONMAKER, LUCKY LODE, S.& W.

Workings at the site

  • Type of workings Underground
    Length 100M
    Overall depth 4M
    Field Value
    MAS Development Schedule # 1
    Mining Record # 1
    Status of Mining Method ESTIMATE
    Mining Method OPEN STOPE
    Swell Factor .65
    Percent Waste Rock 0
    Percent Recovery 100
    Hardness of Rock HARDROCK WITH LITTLE WATER
    Rock Characteristics ONE SYSTEM OF WEAKNESS PLANES
    Rock Support Chars. SUPPORTING
    Mine Support Chars. OTHER
    Length of Inclines (m) 0
    Slope of Inclines 0
    Avg. Length of Adits (m) 60
    Number of Adits 2
    1st Condition of Workings OPEN
    Capacity 50
    Capacity Units MT ORE/DAY
    Unit Production Cost 46.42
    Units of Production $/MT ORE
    Operating Days per Year 119
    Operating Shifts per Day 1
    Year of Information 1983

Reference information

Bibliographic references

  • Deposit

    BAILEY, E. H., AND D. A. PHOENIX. QUICKSILVER DEPOSITS IN

  • Deposit

    NEVADA. NEVADA BUREAU MINES AND GEOLOGY BULLETIN 41,

  • Deposit

    V. 38, NO. 5, 1944, 206 PP.

  • Deposit

    BURKE, D. B. REINTERPRETATION OF THE TOBIN THRUST:

  • Deposit

    PRE-TERTIARY GEOLOGY OF THE SOUTHERN TOBIN RANGE,

  • Deposit

    PERSHING COUNTY, NEVADA. PH.D. DISS., STANFORD UNIV.,

  • Deposit

    STANFORD, CALIFORNIA 1973, 82 PP.

  • Deposit

    JOHNSON, M. G. GEOLOGY AND MINERAL DEPOSITS OF PERSHING

  • Deposit

    COUNTY, NEVADA. NEVADA BUREAU OF MINES AND GEOLOGY

  • Deposit

    BULLETIN 89, 1977, 115 PP.

  • Deposit

    LAWRENCE, E. F. ANTIMONY DEPOSITS IN NEVADA. NEVADA BUREAU

  • Deposit

    OF MINES AND GEOLOGY BULLETIN 61, 1963, 248 PP.

  • Deposit

    LINCOLN, F. C. MINING DISTRICTS AND MINERAL RESOURCES OF

  • Deposit

    NEVADA. NV NEWSLETTER PUBL. CO., RENO, NV, 1923, 280 PP.

  • Deposit

    MULLER, S. W., H. G. FERGUSON, AND R. J. ROBERTS. GEOLOGIC

  • Deposit

    MAP OF THE MOUNT TOBIN QUADRANGLE. U.S. GEOLOGICAL

  • Deposit

    SURVEY GEOL. QUAD. MAP GQ-7, 1951, SCALE 1:125,000.

  • Deposit

    PAGE, B. M. PRELIMINARY GEOLOGIC MAP OF A PART OF THE

  • Deposit

    STILLWATER RANGE, CHURCHILL COUNTY, NEVADA. NEVADA

  • Deposit

    BUREAU OF MINES & GEOLOGY MAP 28, 1965, SCALE 1:125,000.

  • Deposit

    SPEED, R. C. GEOLOGIC MAP OF THE HUMBOLDT LOPOLITH AND

  • Deposit

    SURROUNDING TERRAIN, NEVADA. GEOL. SOC. AM. MAP AND

  • Deposit

    CHART SERIES MC-14, 1976, SCALE 1:81,000.

  • Deposit

    SPEED, R. C., AND T. A. JONES. SYNOROGENIC QUARTZ SANDSTONE

  • Deposit

    IN THE JURASSIC MOBILE BELT OF WESTERN NEVADA, BOYER

  • Deposit

    RANCH FORMATION. GEOL. SOC. AM. BULL., V. 80, NO. 12,

  • Deposit

    1969, P. 2551-2584.

  • Deposit

    MILLER, 1996, MLA REPORT IN PREPARATION.

General comments

Subject category Comment text
Deposit WATER MUST BE OBTAINED FROM SHALLOW WELLS. POWER IS AVAILABLE WITHIN 1 KILOMETER (KM) OF THE SITE. THE PRESENT ACCESS ROAD IS ADEQUATE. LABOR MUST COMMUTE FROM LOVELOCK, NEVADA.

Reporter information

Type Date Name Affiliation Comment
Reporter 24-FEB-1995 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 01/15/2016
MSHA mine ID2601650
Mine name (MSHA)Fencemaker
Current operatorStockpile Reserves LLC
Current controller (parent)First Liberty Power Corp
Mine typeUnderground (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

Authoritative Nevada resources

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