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Cabo Rojo Bauxite Mines

Past Producer in Pedernales, Dominican Republic with commodities Aluminum, Limestone, General
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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. Land status
  12. Ownership information
  13. Production statistics
  14. Reserves and resources
  15. Workings at the site
  16. Links to other databases
  17. Bibliographic references
  18. General comments
  19. Reporter information

Geologic information

Identification information

Deposit ID 10182881
MAS/MILS ID 2470310001
Record type Site
Current site name Cabo Rojo Bauxite Mines
Alternate or previous names Las Mercedes, Cabo Rojo, Acetillar Dist. Deposits, Bucan Polo Dist. Deposits, Aceitillar

Geographic coordinates

Point of reference Ore Body
Geographic coordinates: -71.54959, 18.13398 (WGS84)
Location accuracy 1000(meters)

Site location context

Political divisions (FIPS codes)

Pedernales(province)

Dominican Republic(country)

North America(continent)

Land(continent)

Geographic areas

Country State
Dominican Republic Pedernales

Commodities

Commodity Importance
Aluminum Critical Primary
Limestone, General Primary

Materials information

Materials Type of material
Boehmite Unknown
Gibbsite Unknown
Hematite Unknown
Ilmenite Unknown
Kaolinite Unknown

Nearby scientific data

Ore Body (1) -71.54959, 18.13398
ListMap

Economic information

Ore body information

  • Strike N30W
    Dip 10S
    Thickness 11M
    Area 8784HA
    Depth to top 0M
    Field Value
    Type of Orebody #1 LATERITE
    Shape of Orebody #1 MANTLELIKE
    Shape of Orebody #2 TABULAR
    Shape of Orebody #3 IRREGULAR
    Primary mode of Origin RESIDUAL CONCENT
    Primary Ore Control OTHER
    Degree of Wallrock Alter. NONE
    Strike And Dip N30W:10S
    Minimum Depth to Top 0
    Avg. Thick. Unconsol. Mat. 0
    Min. Thick. Unconsol. Mat. 0
    Total Surface Area (HA) 8784
    Date of Last Modification 830624

Economic information about the deposit and operations

Operation type Surface
Development status Past Producer
Commodity type Both
Significant No
Discovery year 1943
Year of first production 1959

Mining district

District name Pedernales

Land status

Ownership category Unknown

Ownership information

  • Type Owner-Operator
    Owner Alcoa - Aluminum Co. Of America
    Interest 100
    Home office Pennsylvania
    Year 1995
    First year 1959
    Last year 1985
  • Type Operator
    Owner Ideal Basic Industries
    Home office Alabama
    Year 1995
    First year 1985
    Last year 1991

Production statistics

  • Year 1965
    Description 1200000 Mt Ore/Yr
  • Year 1966
    Description 1200000 Mtpy
  • Year 1967
    Description 1150000 Mtpy
  • Year 1968
    Description 1150000 Mtpy
  • Year 1969
    Description 1100000 Mtpy
  • Year 1970
    Description 1100000 Mtpy
  • Year 1971
    Description 1089000 Mtpy
  • Year 1972
    Description 1038000 Mtpy
  • Year 1973
    Description 1145000 Mtpy
  • Year 1974
    Description 860000 Mtpy
  • Year 1975
    Description 771600 Mtpy
  • Year 1976
    Description 621200 Mtpy
  • Year 1977
    Description 576000 Mtpy
  • Year 1978
    Description 568000 Mtpy
  • Year 1979
    Description 524000 Mtpy

Comments on the production information

  • AL

Reserves and resources

  • Type In-situ
    Estimate year 1976
    Measured 6666000mt ore
    Demonstrated 6666000mt ore
    Total resources 6666000mt ore
    Commodity Subtype Grade units Group Importance Year
    Silica SiO2 10 wt-pct Silica 1976
    Aluminum Al2O3 42 wt-pct Aluminum Major 1976
  • Type In-situ
    Estimate year 1976
    Measured 20000000mt ore
    Demonstrated 20000000mt ore
    Total resources 20000000mt ore
    Commodity Subtype Grade units Group Importance Year
    Aluminum Al2O3 46.5 wt-pct Aluminum Major 1976
  • Type In-situ
    Estimate year 1976
    Measured 13334000mt ore
    Demonstrated 13334000mt ore
    Total resources 13334000mt ore
    Commodity Subtype Grade units Group Importance Year
    Silica SiO2 3.3 wt-pct Silica 1976
    Iron Fe2O3 20 wt-pct Iron 1976
    Aluminum Al2O3 47.5 wt-pct Aluminum Major 1976

Comments on the reserve resource information

  • QUANTITY COMES FROM TWO MINES THE UPPER (ACEITILLAR) AND LOWER (LAS MERCEDES)

Workings at the site

  • Type of workings Surface
    Area 8784HA
    Field Value
    MAS Development Schedule # 1
    Mining Record # 1
    Status of Mining Method PROPOSED
    Mining Method OPEN PIT
    Avg. Overburden Thickness 0
    Primary Material Cover SAND, SILT
    Percentage 100
    Hardness of Ore SAND, GRAVEL
    Avg. Bench Height (meters) 3.6
    Capacity 5480
    Capacity Units MT ORE/DAY
    Unit Production Cost 6.79
    Units of Production $/MT ORE
    Operating Days per Year 260
    Operating Shifts per Day 2
    Year of Information 1992

Reference information

Bibliographic references

  • Deposit

    MATERIALS SURVEY,BAUXITE,U.S.BUMINES,1953,SECTION III,P.14.

  • Deposit

    1975 E/MJ INT.DIR.OF MINING&MINERAL PROCESSING OPERS.P.219

  • Deposit

    MINERALS YEARBOOK-1973, THE MINERAL INDUSTRY OF ISLS.OF CAR

  • Deposit

    P.984.V.III.

  • Deposit

    DEFENSE MAPPING AGENCY,SERIES 1501,SHEET NE 19-5,SCALE 1:250

  • Deposit

    LONDON,ENGLAND.1973.P.89.

  • Deposit

    MATERIALS SURVEY-BAUXITE.1953.BU MINES,DEPT.OF INTERIOR.SECT

  • Deposit

    III,P.14.

  • Deposit

    U.S.BU MINES MINERALS YEARBOOK.1973.VOL.III,INTER.REPORTS,TH

  • Deposit

    INDUSTRY OF ISLANDS OF CARIBBEAN.P.980-981

  • Deposit

    TELEPHONE CONVERSATION WITH PHILIP DORRANCE OF ALCOA.JAN.21,

  • Deposit

    ENGINEERING AND MINING JOURNAL, NOV. 1977, P.140-142.

  • Deposit

    JAMACIAN BAUXITE INSTITUTE, COUNTY PROFILE ON THE BAUXITE

  • Deposit

    INDUSTRY IN THE DOMINICAN REPUBLIC

  • Deposit

    U.S. DEPARTMENT OF INTERIOR, GEOLOGIC INVESTIGATIONS IN THE

  • Deposit

    AMERICAN REPUBLICS, BULL. 953, 1945.

General comments

Subject category Comment text
Deposit ELEVATION: THE LOWER DEPOSIT, 40 METERS ABOVE SEA LEVEL THE UPPER DEPOSIT IS 1400-1800 METERS ABOVE SEA LEVEL. MINING PROPOSED FOR RESUMPTION IN 1990.

Reporter information

Type Date Name Affiliation Comment
Reporter 26-SEP-96 Wilburn, David R. 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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