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Bootstrap/Capstone/Tara Mine

Plant in Elko county in Nevada, United States with commodities Copper, Gold, Lead, Mercury, Silver, Zinc
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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. Nearby scientific data
  8. Ore body information
  9. Economic information about the deposit and operations
  10. Mining district
  11. Mineral rights holdings
  12. Land status
  13. Ownership information
  14. Production statistics
  15. Reserves and resources
  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 10295132
MRDS ID M232818
MAS/MILS ID 0320070349
Record type Site
Current site name Bootstrap/Capstone/Tara Mine
Alternate or previous names Antimony Ike, Bootstrap Mine, Boulder Creek - 0320070313, Bootstrap Mine Dump, Antimony Creek, Antimony Pete
Related records 10045149, 10310520

Geographic coordinates

Point of reference Main Entrance
Geographic coordinates: -116.41733, 41.0191 (WGS84)
Elevation 1750
Location accuracy 10(meters)

Site location context

Political divisions (FIPS codes)

Elko(county)

Nevada(state)

United States(country)

North America(continent)

Land(continent)

USGS map quadrangles

Santa Renia Fields(quadrangle 1:24,000 scale)

Tuscarora(quadrangle 1:100,000 scale)

McDermitt(quadrangle 1:250,000 scale)

Hydrologic units (watersheds)

Middle Humboldt(hydrologic unit)

Humboldt(hydrologic accounting unit)

Black Rock Desert-Humboldt(hydrologic subregion)

Great Basin(hydrologic region)

Geographic areas

Country State County
United States Nevada Elko

Public Land Survey System information

Meridian Township Range Section Fraction State
Mount Diablo 036 N 049 E 10 NENENE Nevada

Comments on the location information

  • GENERAL LOCATION: ABOUT 56 KM NW OF CARLIN

Commodities

Commodity Importance
Copper Tertiary
Gold Primary
Lead Tertiary
Mercury Tertiary
Silver Secondary
Zinc Critical Tertiary

Nearby scientific data

Main Entrance (1) -116.41733, 41.0191
ListMap

Economic information

Ore body information

  • Length 400M
    Width 180M
    Field Value
    MAS Matrix # 1
    MAS Column # 1
    Type of Orebody #1 DISSEMINATED
    Shape of Orebody #1 TABULAR
    Primary mode of Origin HYDROTHERMAL
    Primary Ore Control FAULTING
    Secondary Ore Control FRACTURING
    Type of Wallrock Alter. #1 ADV ARGILLIC
    Type of Wallrock Alter. #2 SILICIFICATION
    Date of Last Modification 850814

Economic information about the deposit and operations

Operation type Surface
Development status Plant
Commodity type Metallic
Deposit size Medium
Significant Yes
Discovery year 1946
Mining method Open Pit
Year of first production 1996
Plant type Leach
Milling method Carbon-In-Leach-Electrowin

Mining district

District name Carlin Trend

Mineral rights holdings

Type of mineral rights Patented
Type of mineral rights Located Claim

Land status

Ownership category Private

Ownership information

  • Type Owner-Operator
    Owner Newmont Gold Co. (Newmont Mining Corp.)
    ID 2600501
    Interest 100
    Home office Colorado
    Year 1995
    First year 1984

Production statistics

  • Year 1996
    Description Est Gold Production 38000 T Oz/Yr
    Importance Item Commodity Group Amount recovered Grade Recovery percentage
    Major Gold Gold 1181932.27g

Reserves and resources

  • Type In-situ
    Estimate year 1994
    Demonstrated 25482000mt ore
    Commodity Subtype Grade units Group Importance Year
    Gold Au 1.37 g/mt Gold Major 1994
  • Type In-situ
    Estimate year 1994
    Inferred 11874000mt ore
    Commodity Subtype Grade units Group Importance Year
    Gold Au 1.3 g/mt Gold Major 1994
  • Type In-situ
    Estimate year 1995
    Demonstrated 25238000mt ore
    Commodity Subtype Grade units Group Importance Year
    Gold Au 1.37 g/mt Gold Major 1995
  • Type In-situ
    Estimate year 1995
    Inferred 12087000mt ore
    Commodity Subtype Grade units Group Importance Year
    Gold Au 1.34 g/mt Gold Major 1995
  • Type In-situ
    Estimate year 1996
    Demonstrated 18009000mt ore
    Commodity Subtype Grade units Group Importance Year
    Gold Au 1.58 g/mt Gold Major 1996
  • Type In-situ
    Estimate year 1996
    Inferred 3233000mt ore
    Commodity Subtype Grade units Group Importance Year
    Gold Au 1.99 g/mt Gold Major 1996
  • Type In-situ
    Estimate year 1997
    Demonstrated 18306000mt ore
    Commodity Subtype Grade units Group Importance Year
    Gold Au 1.58 g/mt Gold Major 1997
  • Type In-situ
    Estimate year 1997
    Inferred 943000mt ore
    Commodity Subtype Grade units Group Importance Year
    Gold Au 2.95 g/mt Gold Major 1997
  • Type In-situ
    Estimate year 1997
    Demonstrated 18306000mt ore
    Inferred 943000mt ore
    Total resources 19249000mt ore
    Commodity Subtype Grade units Group Importance Year
    Gold Au 1.65 g/mt Gold Major 1997

Comments on the reserve resource information

  • RESERVER/RESOURCES DATA IN RECORD 9 IS TOTAL RESOURCES OF THE PROPERTY; PROV+PROB+MINZ MAT (INF-ORE) THE R-ASSAY GRADE IS A WEIGHTED AVG OF THE ORE GRADES; SEE RECORD 7 FOR PROVEN + PROBABLE ORE TOTALS AND GRADE AND RECORD 8 FOR MINERALIZED MAT. (INFERRED ORE) AND GRADE.

Workings at the site

  • Type of workings Surface
    Field Value
    MAS Development Schedule # 1
    Mining Record # 1
    Status of Mining Method ACTUAL
    Mining Method OPEN PIT

Comments on other economic factors

  • MILL: ACTIVE,ON-SITE,DUMP CYANIDE HEAP LEACH,CARBON ADSORPTION.PROCESSES 200000 T/A @ 54% AU RECOVERY.GOLD LOADED IN DRUMS & SHIPPED 19 KM TO CARLIN MILL FOR CAUSTIC CYANIDE & STRIP SOLUTIONS,ELECTOWINNING ON STEEL WOOL AND SMELTING TO DORE BULLION.

Reference information

Bibliographic references

  • Reserve-Resource

    NEWMONT MINING CORP., 1993 ANNUAL REPORT & FORM 10K, P16.

  • Reserve-Resource

    NEWMONT, 1993 REPORT ON ACTIVITIES & OUTLOOK, PP. 28-29.

  • Reserve-Resource

    NEWMONT, NEW HORIZONS, 1994 ANNUAL REPORT, PP. 28, 29.

  • Reserve-Resource

    NEWMONT GOLD COMPANY, 1994 FORM 10K, P13.

  • Reserve-Resource

    NEWMONT MINING CORPORATION, 1995 ANNUAL REPORT, PP. 40, 41.

  • Reserve-Resource

    NEWMONT MINING CORPORATION, 1995 FROM 10K REPORT, P14.

  • Reserve-Resource

    NEWMONT MINING CORPORATION, 1996 ANNUAL REPORT, PP. 48, 49.

  • Reserve-Resource

    NEWMONT GOLD COMPANY, 1996 FORM 10-K REPORT, P16.

  • Deposit

    CHAMBERLAIN, P. G., AND M. G. POJAR. GOLD AND SILVER

  • Deposit

    LEACHING PRACTICES IN THE UNITED STATES. BUMINES IC

  • Deposit

    8969, 47 PP.

  • Deposit

    EVANS, J. G., AND T. E. MULLENS. THE BOOTSTRAP WINDOW, ELKO

  • Deposit

    AND EUREKA COUNTIES, NEVADA. U.S. GEOLOGICAL SURVEY JOUR. OF

  • Deposit

    RESEARCH, V. 4, NO. 1, 1975, P. 119-125.

  • Deposit

    GRANGER, A. E., M. M. BELL, G. C. SIMMONS, AND F. LEE.

  • Deposit

    GEOLOGY AND MINERAL RESOURCES OF ELKO COUNTY. NEVADA.

  • Deposit

    NEV. BUREAU OF MINES AND GEOL. BULLETIN 54, 1957, 190 PP.

  • Deposit

    JACKSON, C. F., AND E. D. GARDNER. CARLIN GOLD, A NEWMONT

  • Deposit

    MONEY GENERATOR KEEPS ON RENEWING ITSELF AFTER SPARKING

  • Deposit

    THE REBIRTH OF GOLD MINING IN NEVADA. ENG. AND MIN.

  • Deposit

    JOUR., V. 184, NO. 7, 1983, PP. 38-43.

  • Deposit

    LEWIS, A., LEACHING AND PRECIPITATION TECHNOLOGY FOR GOLD

  • Deposit

    AND SILVER ORES, E & M J, V184, #6, 1983, PP. 48-56.

  • Deposit

    MCBETH, J. D., MINING PRACTICE AT CARLIN GOLD MINING COMP.

  • Deposit

    PAPER IN PROCEEDINGS FROM A SYMPOSIUM ON GOLD, APR. 21-24

  • Deposit

    1980, RENO, NV, UONV, RENO, NV, 1980, 11PP.

  • Deposit

    GOLD AND SILVER CYANIDATION PLANT PRACTICE, V. II, AIME,

  • Deposit

    1981, 263PP.

  • Deposit

    NEVADA MINING ASSOCIATION (RENO), CARLIN GOLD MINING COMP.

  • Deposit

    TOUR 1, NV MIN. ASSOC. CONFERENCE, ELKO, NEVADA, SEPT. 7

  • Deposit

    1984.

  • Deposit

    NEWMONT MINING CORP. ANNUAL REPORTS, 1974, 1975, P12.

  • Deposit

    NEWMONT MINING CORP. ANNUAL REPORTS, 1983, 1984, P9, 22, 23

  • Deposit

    ROBERTS, R. J., ALIGNMENT OF MINING DISTRICTS IN NORTH

  • Deposit

    CENTRAL NEVADA, PAPER IN SHORT PAPERS IN THE GEOLOGICAL

  • Deposit

    SCIENCES. USGS, PP400-B, 1960, PP. B17-B19.

  • Deposit

    SHANLEY, F. E., A GEOLOGIC AND ECONOMIC ANALYSIS OF THE

  • Deposit

    DISSEMINATED GOLD INVESTMENT ALTERNATIVE, MS THESIS,

  • Deposit

    STANFORD UNIV., STANFORD, CA, 1977, 149 PP.

  • Deposit

    SMITH, R. M. MINERAL RESOURCES OF ELKO COUNTY, NEVADA

  • Deposit

    USGS, OFR 76-56, 1976, 194 PP.

  • Deposit

    BAKER, D.E., GEOLOGY AND ORE DEPOSITS OF THE BOOTSTRAP

  • Deposit

    SUBDISTRICT, ELKO COUNTY, NEVADA; IN GEOLOGY AND ORE

  • Deposit

    DEPOSITS OF THE GREAT BASIN, GEO SOC OF NEVADA, 1991,

  • Deposit

    PP. 619-623.

  • Deposit

    JONES, RICHARD B. CARLIN TREND GOLD BELT, THE GEOLOGY MINING

  • Deposit

    MAGAZINE, OCTOBER 1989, PP256-261.

  • Deposit

    MORRISON-KNUDSEN COMP., INC., BUMINES, MINE/DEPOSIT RPT.,

  • Deposit

    USBM CONATRACT #S0221028, MINERALS AVAILABILITY FIELD

  • Deposit

    OFFICE, DENVER, COLORADO, DE. 1983.

  • Deposit

    NEWMONUT GOLD COMPANY, ANNUAL REPORTS, 1987-91, 24PP.

  • Deposit

    RADTKE, A.S. GEOLOGY OF THE CARLIN GOLD DEPOSIT, NEVADA,

  • Deposit

    USGS, PP 1267, 1985, 120PP.

  • Deposit

    RAINS, G.L., AND OTHERS, EDS., GEOLOGY AND ORE DEPOSITS OF

  • Deposit

    THE GREAT BASIN, SYM. PROC. THE GEOLOGICAL SOC NEVADA &

  • Deposit

    THE USGS, GEO SOC OF NEVADA, VOL 1 & 2, APRIL 1-5, 1990,

  • Deposit

    1257PP.

  • Deposit

    SPORLEDER, L.E., NEWMONT: NEW PROJECTS, NEW METHODS, NEW

  • Deposit

    MINES, E & M J, JAN. 1989, 23PP.

  • Deposit

    THORSTAD, LINDS E., CARLIN TREND GOLD BELT: THE PRODUCERS,

  • Deposit

    MINING MAGAZINE, OCT. 1989, PP. 263-267.

  • Deposit

    WESTERN MINERALS ACTIVITY REPORT, JAN. 1990, P17.

  • Deposit

    RANDOL, MINING DIRECTORY, 1994/95, MINES AND MINING

  • Deposit

    COMPANIES, PP. 339, 340.

  • Deposit

    RANDOL, MINING DIRECTORY, 1996/97, MINES AND MINING

  • Deposit

    COMPANIES, PP. 261-263.

  • Deposit

    AMERICAN MINES HANDBOOK, 1996. PP. 172-177.

  • Deposit

    1995/96, NEVADA MINES DIRECTORY, PP. 14-15, 23.

  • Deposit

    NEWMONT MINING CORP., 1993 ANNUAL REPORT AND FORM 10K, P16.

  • Deposit

    NEWMONT, 1993, REPORT ON ACTIVITIES AND OUTLOOK., PP. 12, 13

General comments

Subject category Comment text
Deposit GENERAL SIZE OF ORE BODY: SMALL

Reporter information

Type Date Name Affiliation Comment
Reporter 08-OCT-97 Buckingham, David A. 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 07/30/2001
MSHA mine ID2600501
Mine name (MSHA)POST MILL
Current operatorNewmont Mining Corp.
Current controller (parent)Newmont Corporation
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.

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.