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Benguet's Itogon Operation

Producer in Philippines with commodities Gold, Silver
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Sections on this page
  1. Identification information
  2. Geographic coordinates
  3. Site location context
  4. Geographic areas
  5. Commodities
  6. Materials information
  7. Nearby scientific data
  8. Ore body information
  9. Economic information about the deposit and operations
  10. Mining district
  11. Ownership information
  12. Production statistics
  13. Reserves and resources
  14. Workings at the site
  15. Links to other databases
  16. Bibliographic references
  17. Reporter information

Geologic information

Identification information

Deposit ID 10230853
MAS/MILS ID 5650150033
Record type Site
Current site name Benguet's Itogon Operation
Alternate or previous names Benguet Gold Operations, Antamok Mine, Acupan Mine, Atok Mine, Kelly Mine

Comments on the site names

  • THE BENGUET GOLD OPERATIONS CONSIST OF FOUR MINES: ANTAMOK, ATOK, ACUPAN, AND KELLY MINES.

Geographic coordinates

Point of reference Ore Body
Geographic coordinates: 120.5993, 16.37001 (WGS84)
Location accuracy 1000(meters)

Site location context

Political divisions (FIPS codes)

Philippines(country)

Asia(continent)

Land(continent)

Geographic areas

Country
Philippines

Commodities

Commodity Importance
Gold Primary
Silver Secondary

Materials information

Materials Type of material
Calcite Unknown
Pyrite Unknown
Quartz Unknown
Rhodonite Unknown

Nearby scientific data

Ore Body (1) 120.5993, 16.37001
ListMap

Economic information

Ore body information

  • Field Value
    MAS Matrix # 1
    MAS Column # 1
    Type of Orebody #1 FISSURE VEIN
    Shape of Orebody #1 IRREGULAR
    Primary mode of Origin HYDROTHERMAL
    Primary Ore Control FRACTURING
    Minimum Depth to Top 0
    Min. Thick. Unconsol. Mat. 0
    Date of Last Modification 861215
  • Area 2500HA
    Field Value
    Total Surface Area (HA) 2500
    Date of Last Modification 910418

Comments on the geologic information

  • THE GOLD PRODUCTION COMES FROM TWO OREBODIES IN THE ANTAMOK AND ACUPAN VEIN SYSTEMS.

Economic information about the deposit and operations

Operation type Surface-Underground
Development status Producer
Commodity type Metallic
Significant Yes
Year of first production 1908
Milling method Hydrometallurgy Unspecified

Mining district

District name Benguet Province

Ownership information

  • Type Owner-Operator
    Owner Benguet Corp.
    Interest 100
    Year 1982

Production statistics

  • Year 1966
    Description Gold Ore Mined 950000 Metric Tonnes Per Year
    Importance Item Commodity Group Amount recovered Grade Recovery percentage
    Major Ore Gold Gold 950000mt
  • Year 1975
    Description Gold Ore Mined 956000 Metric Tonnes Per Year
    Importance Item Commodity Group Amount recovered Grade Recovery percentage
    Major Ore Gold Gold 956000mt
  • Year 1978
    Description Gold Ore Mined 888000 Metric Tonnes Per Year
    Importance Item Commodity Group Amount recovered Grade Recovery percentage
    Major Ore Gold Gold 888000mt
  • Year 1980
    Description Gold Ore Mined 979000 Metric Tonnes Per Year
    Importance Item Commodity Group Amount recovered Grade Recovery percentage
    Major Ore Gold Gold 979000mt

Reserves and resources

  • Type In-situ
    Estimate year 1981
    Indicated 1311000mt ore
    Demonstrated 1311000mt ore
    Total resources 1311000mt ore
    Commodity Subtype Grade units Group Importance Year
    Gold Au 5.85 g/mt Gold Major 1981

Workings at the site

  • Type of workings Underground
    Overall depth 500M
    Field Value
    MAS Development Schedule # 1
    Mining Record # 1
    Status of Mining Method ACTUAL
    Mining Method SUBLEVEL CAVING 10-75
    Percent Recovery 100
    Hardness of Rock UNKNOWN
    Rock Characteristics UNKNOWN
    Rock Support Chars. SUPPORTING
    Mine Support Chars. TIMBER
    1st Condition of Workings OPEN
    Capacity 3239
    Capacity Units MT ORE/DAY
    Unit Production Cost 31.44
    Units of Production $/MT ORE
    Operating Days per Year 355
    Operating Shifts per Day 3
    Year of Information 1982

Reference information

Bibliographic references

  • Reserve-Resource

    ANNUAL REPORT, BENGUET CORP., 1981.

  • Deposit

    ANNUAL REPORT, BENQUET CORP., 1979-81.

  • Deposit

    MCQUISTON, F.W. AND SHOEMAKER, R.S. GOLD AND SILVER

  • Deposit

    CYANIDATION PLANT PRACTICE. MONAGRAPH I, 1975, PP. 29-31.

  • Deposit

    FERNANDEZ, H.E., DAMASCO, F.V., AND SANGALANG, L.A. GOLD

  • Deposit

    ORE SHOOT DEVELOPMENT IN THE ANTAMOK MINES, PHILIPPINES.

  • Deposit

    ECON. GEOLOGY, 74, 1979, PP. 606-627.

  • Deposit

    SAWKINS, F.J., O'NEIL, J.R., AND THOMPSON, J.M. FLUID

  • Deposit

    INCLUSION AND GEOCHEMICAL STUDIES OF VIEN GOLD DEPOSITS,

  • Deposit

    BAGUID DISTRICT, PHILLIPINES. ECON. GEOLOGY, V. 74, 1979,

  • Deposit

    PP. 1420-1434.

  • Deposit

    BRYNER, L. ORE DEPOSITS OF THE PHILLIPINES- AN INTRODUC-

  • Deposit

    TION TO THEIR GEOLOGY. ECON. GEOLOGY, V. 64, 1969, PP. 644-

  • Deposit

    666.

  • Deposit

    GOLD, MINERAL POLICY BACKGROUND. PAPER NO. 12, MINISTRY

  • Deposit

    OF NATURAL RESOURCES, ONTARIO, CANADA, MARCH 1981, P. 136.

  • Deposit

    PHILIPPINE GOLD. MINING JOURNAL, MAY 5, 1978, P. 337.

  • Deposit

    WORLD MINES REGISTER, 1979-80, P. 153.

  • Deposit

    ELEVATORSKI, E.A. GOLD MINES OF THE WORLD, MINOBRAS.

  • Deposit

    1981, PP. 98-101.

Reporter information

Type Date Name Affiliation Comment
Reporter 15-DEC-1986 Boyle, Ed U.S. Bureau of Mines

Beyond USGS

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

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