Acoje Nickel Project

Past Producer in Philippines with commodity Nickel
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. Reserves and resources
  13. Workings at the site
  14. Links to other databases
  15. Bibliographic references
  16. General comments
  17. Reporter information

Geologic information

Identification information

Deposit ID 10280485
MAS/MILS ID 5650150082
Record type Site
Current site name Acoje Nickel Project
Alternate or previous names No Alternate Names

Geographic coordinates

Point of reference Ore Body
Geographic coordinates: 120.04102, 15.66817 (WGS84)
Elevation 800

Site location context

Political divisions (FIPS codes)

Philippines(country)

Asia(continent)

Land(continent)

Geographic areas

Country
Philippines

Commodities

Commodity Importance
Nickel Critical Primary

Materials information

Materials Type of material
Chalcopyrite Unknown
Gold Unknown
Pentlandite Unknown
Pyrrhotite Unknown
Silver Unknown
Troilite Unknown

Nearby scientific data

Ore Body (1) 120.04102, 15.66817

Economic information

Ore body information

  • Strike N20E
    Dip 80E
    Thickness 13M
    Field Value
    MAS Matrix # 1
    MAS Column # 2
    Type of Orebody #1 OTHER
    Shape of Orebody #1 LENTICULAR
    Shape of Orebody #2 IRREGULAR
    Primary mode of Origin MAGMATIC DIFFER
    Secondary mode of Origin OXIDATION
    Primary Ore Control IGNEOUS
    Degree of Wallrock Alter. MODERATE
    Type of Wallrock Alter. #1 UNKNOWN
    Strike And Dip N20E:80E
    Date of Last Modification 830627

Economic information about the deposit and operations

Operation type Surface
Development status Past Producer
Commodity type Metallic
Significant No
Mining method Open Pit
Year of first production 1935
Milling method Pyrometallurgy Unspecified

Mining district

District name Zimbales District

Ownership information

  • Type Owner-Operator
    Owner Acoje Mining Co., Inc.
    Interest 100
    Home office Philippines
    Year 1981

Comments on the production information

  • NICKEL SULFIDE ORE WAS DISCOVERED WHEN CHROMITE WAS BEING MINED DURING WORLD WAR II.

Reserves and resources

  • Type In-situ
    Estimate year 1978
    Measured 510800mt ore
    Indicated 504500mt ore
    Demonstrated 1015300mt ore
    Inferred 1057000mt ore
    Total resources 2072300mt ore
    Commodity Subtype Grade units Group Importance Year
    Nickel Ni 0.32 wt-pct Nickel Major 1978

Comments on the reserve resource information

  • AS OF 1986 EXPLORATION IS CONTINUING FOR REDEVELOPMENT FOR PLATINUM GROUP METALS AND NICKEL

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
    Primary Material Cover M-HARD ROCKS
    Hardness of Ore M-HARD ROCKS
    Capacity 540
    Capacity Units MT ORE/DAY
    Unit Production Cost 7.28
    Units of Production $/MT ORE
    Operating Days per Year 300
    Operating Shifts per Day 1
    Year of Information 1981

Comments on other economic factors

  • PRODUCTION CEASED IN 1975.

Reference information

Bibliographic references

  • Reserve-Resource

    STAFF, 1978 ENGINEERING AND MINING JOURNAL INTERNATIONAL

  • Reserve-Resource

    DIRECTORY OF MINING AND MINERAL PROCESSING OPERATIONS, NEW

  • Reserve-Resource

    YORK, MCGRAW-HILL, 1978, P. 329.

  • Reserve-Resource

    PERSONAL CORRESPONDENCE, JANUARY 14, 1975, ACOJE MINING CO.,

  • Reserve-Resource

    INC., 2283 PASONG TAMO EXTENSION, MAKATI, PHILIPPINES,

  • Reserve-Resource

    COPY ON FILE AT BUREAU OF MINES IN DENVER.

  • Deposit

    ACOJE MINING COMPANY. ANNUAL REPORT. 1979

  • Deposit

    MARQUEZ, A.P. "NICKEL-THE GOLDEN INVESTMENT OF THE DECADE."

  • Deposit

    1969-70 BASE METALS ANNUAL. 1970. PP.51-54.

  • Deposit

    MINING AND INDUSTRIAL MAGAZINE. "ACOJE'S NICKEL ORE

  • Deposit

    BENIFICATION PLANT." MAY 1970. PP. 9-10.

  • Deposit

    PARINGIT, R.U. "NICKEL SULFIDE DEPOSITS AND EXPLORATION

  • Deposit

    WORKS AT THE ACOJE MINE. ZAMBALES PROVINCE, PHILIPPINES

  • Deposit

    JOURNAL OF THE GEOLOGICAL SOCIETY OF THE PHILIPPINES.

  • Deposit

    VOL.29. NO.3. SEPTEMBER 1975. PP.16-27.

  • Deposit

    REPORT PREPARED FOR UNITED STATES BUREAU OF MINES MAS SYSTEM

  • Deposit

    BY GOLDER ASSOCIATES FOR CHROMITE CONTRACT. DEPOSIT

  • Deposit

    PROFILE, SANTA CRUZ 1981.

  • Deposit

    UNITED STATES BUREAU OF MINES. "THE MINERALS INDUSTRY OF THE

  • Deposit

    PHILIPPINES." MINERALS YEARBOOK. 1971-78.

General comments

Subject category Comment text
Deposit 1978 - ORE GRADE IS BETWEEN 0.4-0.7% NICKEL. THE OPEN PIT MINE IS A MULTIPLE BENCH TYPE. THE UNDER- GROUND MINE HAS BEEN TEMPORARILY INACTIVE SINCE SEPTEMBER 1975, ALONG WITH THE CONCENTRATOR. BEFORE SHUTDOWN THE DAILY ORE AND FEED CAPACITY WAS 400 METRIC TONS. THE EX- TRACTION METHOD WAS BY FLOTATION. PREVIOUS INVESTIGATOR: RGC/GOLDER FEB. 2, 1983

Reporter information

Type Date Name Affiliation Comment
Reporter 22-DEC-1994 Eastern Field Operations Center (EFOC) U.S. Bureau of Mines

Beyond USGS

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