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  3. Mineral Resource Data System (MRDS)

Lydford Bauxite Mine

Past Producer in Jamaica with commodity Aluminum
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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. Mineral rights holdings
  12. Land status
  13. Ownership information
  14. Production statistics
  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 10158397
MAS/MILS ID 2420110001
Record type Site
Current site name Lydford Bauxite Mine
Alternate or previous names Lydford, Greenfield

Geographic coordinates

Point of reference Ore Body
Geographic coordinates: -77.16644, 18.41737 (WGS84)
Elevation 350
Location accuracy 1000(meters)

Site location context

Political divisions (FIPS codes)

Jamaica(country)

North America(continent)

Land(continent)

Geographic areas

Country
Jamaica

Commodities

Commodity Importance
Aluminum Critical Primary

Materials information

Materials Type of material
Gibbsite Unknown

Nearby scientific data

Ore Body (1) -77.16644, 18.41737
ListMap

Economic information

Ore body information

  • Thickness 7.6M
    Depth to top 0.5M
    Field Value
    MAS Matrix # 1
    MAS Column # 3
    Type of Orebody #1 LATERITE
    Shape of Orebody #1 MANTLELIKE
    Type of Orebody #2 REPLACEMENT
    Shape of Orebody #2 TABULAR
    Shape of Orebody #3 IRREGULAR
    Primary mode of Origin RESIDUAL CONCENT
    Secondary mode of Origin OXIDATION
    Primary Ore Control LITHOLOGY
    Secondary Ore Control BEDDING
    Minimum Depth to Top 0
    Avg. Thick. Unconsol. Mat. .5
    Min. Thick. Unconsol. Mat. 0
    Date of Last Modification 900927
  • Area 1300HA
    Field Value
    Total Surface Area (HA) 1300
    Date of Last Modification 910418

Comments on the geologic information

  • GANGUE MINERALS ALSO INCLUDE SILICA, IRON OXIDES, AND PHOSPHOROUS.
  • THE DEPOSITS OCCUR PRIMARILY AS INFILLINGS IN VERTICAL WALLED DEPRESSIONS FORMED BY THE COALESCENCE OF CYLINDRICAL VERTICAL PIPES IN THE HIGHLY FRACTURED WHITE LIMESTONE. THE DEPOSITS ARE FLAT LYING

Economic information about the deposit and operations

Operation type Surface
Development status Past Producer
Commodity type Metallic
Significant Yes
Discovery year 1942

Mining district

District name St. Ann Parish

Mineral rights holdings

Type of mineral rights State Lease
Type of mineral rights Minerals Only

Land status

Ownership category State

Ownership information

  • Type Owner-Operator
    Owner Government Of Jamacia (Batco)
    Interest 100
    Home office Jamaica
    Year 1987

Production statistics

  • Year 1973
    Period 1965-1973
    Description Historic Bauxite Ore Production: 1965-73 2400000 Mt Ore/Yr
    Importance Item Commodity Group Amount recovered Grade Recovery percentage
    Major Ore Aluminum Aluminum 2400000mt
  • Year 1978
    Period 1974 To 1978
    Description Historic Bauxite Ore Prod: 1974 To 1978 3300000 Mtpy
    Importance Item Commodity Group Amount recovered Grade Recovery percentage
    Major Ore Aluminum Aluminum 3300000mt
  • Year 1981
    Period 1979 To 1981
    Description Historic Ore Prod: 1979 To 1981 2730000 Mtpy
    Importance Item Commodity Group Amount recovered Grade Recovery percentage
    Major Ore Aluminum Aluminum 2730000mt
  • Year 1984
    Period 1982 To 1984
    Description Historic Ore Prod: 1982 To 1984: Closed 3300000 Mtpy
    Importance Item Commodity Group Amount recovered Grade Recovery percentage
    Major Ore Aluminum Aluminum 3300000mt
  • Year 1991
    Accuracy Estimate
    Description 1987 Study Production Estimate: Baux.Ore 2000000 Mtpy
    Importance Item Commodity Group Amount recovered Grade Recovery percentage
    Major Ore Aluminum Aluminum 2000000mt

Comments on the reserve resource information

  • Q-MATRIX 1 COLUMN 1 EQUALS Q-MATRIX 9 COLUMN 4: THIS IS GOLDER ASSOCIATES RESERVE/RESOURCE ESTIMATE FORM THEIR 1981 LYDFORD, JAMAICA DEPOSIT REPORT, P3. THIS ESTIMATE WAS ALSO USED IN THE 1981 MAFO ETD EVALUATION. Q-MATRIX 1 COLUMN 5 EQUALS Q-MATRIX 9 COLUMN 6: THIS IS THE RESERVE/RESOUREC ESTIMATE FOR THE 1987 UPDATE ETD EVALUATION.

Workings at the site

  • Type of workings Surface
    Area 1300HA
    Field Value
    MAS Development Schedule # 1
    Mining Record # 1
    Status of Mining Method ESTIMATE
    Mining Method OPEN PIT
    Avg. Overburden Thickness .5
    Primary Material Cover SAND, SILT
    Percentage 100
    Hardness of Ore SAND, GRAVEL
    Capacity 12692
    Capacity Units MT ORE/DAY
    Operating Days per Year 260
    Operating Shifts per Day 3
    Year of Information 1987

Comments on other economic factors

  • DRIED ORE IS TRANSPORTED TO PORT OF OCHO RIOS FOR SHIPMENT TO CORPUS CHRISTI, TEXAS AFTER THE NEW DEAL WITH THE UKRAINE, ALL ORE WILL BE SHIPPED TO THAT COUNTRY.
  • AFTER RESTARTING THE MINE, PRODUCTION IS EXPECTED TO REACH 1.5 MMT/YR WITHIN 18 MONTHS AND 2.5 MMT/YR WITHIN 5 YEARS.

Reference information

Bibliographic references

  • Deposit

    MINING AND SYSTEMS, SIMULATION TO BAUXITE MINING OPERATIONS

  • Deposit

    IN JAMAICA, MASTERS THESIS, 19??, PENN STATE UNIV, PP1-9.

  • Deposit

    ALUMINUM CONDUCTOR DEVELOPMENT CORP., SURVEY OF PLANNED

  • Deposit

    INCREASES IN WORLD BAUXITE, ALUMINA & ALUMINUM CAPACITIES

  • Deposit

    FOR 1975, LONDON, ENGLAND, 1974, P91.

  • Deposit

    MOOREHEAD, G. A. BAUXITE MINING IN JAMAICA, MINE & QUARRY

  • Deposit

    ENGINEERING, JUNE, 1961, PP248-257.

  • Deposit

    TERRIER, C. O. CHIEF ENGINEER, REYNOLDS JAMAICA MINES, LTD.

  • Deposit

    LETTER, APRIL 29, 1975.

  • Deposit

    MINING MAGAZINE, JUNE, 1968, PLANT NEWS, P38.

  • Deposit

    ENGINEERING AND MINING JOURNAL, "REYNOLDS ROUNDING THE

  • Deposit

    QUARTER CENTURY MARK", NOVEMBER, 1977, PP118-120.

  • Deposit

    MINING CONGRESS JOURNAL, "BULK TRANSPORTATION OF JAMAICAN

  • Deposit

    BAUXITE", OCTOBER 1966, PP42-48.

General comments

Subject category Comment text
Deposit PROPERTY SHUT DOWN IN 1984, WHEN REYNOLDS CEASED MINING IN JAMAICA. MINING CONCESSION NOW CONTROLLED BY BATCO. LOOKING FOR NEW OWNER. AS OF OCTOBER 1992, PLANS CALL FOR THE RESTART OF THE MINE SOMETIME IN 1993 TO FEED A UKRAINIAN REFINERY. $50M HAS BEEN APPROVED TO RENOVATE FACILITIES BY THE UKRAINIANS.

Reporter information

Type Date Name Affiliation Comment
Reporter 25-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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