Berjuntai Tin Dredging Bhd

Plant in Selangor, Malaysia with commodity Tin
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. Ownership information
  11. Production statistics
  12. Workings at the site
  13. Links to other databases
  14. Bibliographic references
  15. General comments
  16. Reporter information

Geologic information

Identification information

Deposit ID 10207093
MAS/MILS ID 5570140003
Record type Site
Current site name Berjuntai Tin Dredging Bhd
Alternate or previous names Berjuntai Tin Dredging M Bhd

Geographic coordinates

Point of reference Ore Body
Geographic coordinates: 101.44978, 3.41795 (WGS84)

Site location context

Political divisions (FIPS codes)

Selangor(province)

Malaysia(country)

Asia(continent)

Land(continent)

Geographic areas

Country State
Malaysia Selangor

Commodities

Commodity Importance
Tin Critical Primary

Materials information

Materials Type of material
Cassiterite Unknown
Ilmenite Unknown
Monazite Unknown
Zircon Unknown

Nearby scientific data

Ore Body (1) 101.44978, 3.41795

Economic information

Ore body information

  • Field Value
    MAS Matrix # 1
    MAS Column # 1
    Type of Orebody #1 PLACER
    Shape of Orebody #1 IRREGULAR
    Primary mode of Origin RESIDUAL CONCENT
    Primary Ore Control LITHOLOGY
    Avg. Thick. Unconsol. Mat. 26
    Date of Last Modification 860819

Economic information about the deposit and operations

Operation type Placer
Development status Plant
Commodity type Metallic
Significant Yes
Discovery year 1937
Mining method Dredging
Year of first production 1938
Plant type Beneficiation (Mill)
Plant subcategory Gravity
Milling method Gravity

Ownership information

  • Type Owner
    Owner Malaysia Mining Corp.
    Interest 37
    Year 1983
  • Type Operator
    Owner Pernas Charter Management Sdn Bhd
    Year 1983

Production statistics

  • Year 1967
    Description Mt Ore/Yr 27900000 Mt
    Importance Item Commodity Group Amount recovered Grade Recovery percentage
    Major Ore Tin Tin 2790000mt
  • Year 1968
    Description Mt Ore/Yr 30815000 Mt
    Importance Item Commodity Group Amount recovered Grade Recovery percentage
    Major Ore Tin Tin 3081500mt
  • Year 1969
    Description Mt Ore/Yr 30735000 Mt
    Importance Item Commodity Group Amount recovered Grade Recovery percentage
    Major Ore Tin Tin 3073500mt
  • Year 1970
    Description Mt Ore/Yr 32484000 Mt
    Importance Item Commodity Group Amount recovered Grade Recovery percentage
    Major Ore Tin Tin 3248400mt
  • Year 1971
    Description Mt Ore/Yr 42728000 Mt
    Importance Item Commodity Group Amount recovered Grade Recovery percentage
    Major Ore Tin Tin 4272800mt
  • Year 1972
    Description Mt Ore/Yr 42347000 Mt
    Importance Item Commodity Group Amount recovered Grade Recovery percentage
    Major Ore Tin Tin 4234700mt
  • Year 1973
    Description Mt Ore/Yr 44606000 Mt
    Importance Item Commodity Group Amount recovered Grade Recovery percentage
    Major Ore Tin Tin 4460600mt
  • Year 1974
    Description Mt Ore/Yr 45012000 Mt
    Importance Item Commodity Group Amount recovered Grade Recovery percentage
    Major Ore Tin Tin 4501200mt
  • Year 1975
    Description Mt Ore/Yr 44400000 Mt
    Importance Item Commodity Group Amount recovered Grade Recovery percentage
    Major Ore Tin Tin 4440000mt
  • Year 1976
    Description Mt Ore/Yr 46609000 Mt
    Importance Item Commodity Group Amount recovered Grade Recovery percentage
    Major Ore Tin Tin 4660900mt
  • Year 1977
    Description Mt Ore/Yr 50712000 Mt
    Importance Item Commodity Group Amount recovered Grade Recovery percentage
    Major Ore Tin Tin 5071200mt
  • Year 1978
    Description Mt Ore/Yr 48261000 Mt
    Importance Item Commodity Group Amount recovered Grade Recovery percentage
    Major Ore Tin Tin 4826100mt
  • Year 1979
    Description Mt Ore/Yr 46651000 Mt
    Importance Item Commodity Group Amount recovered Grade Recovery percentage
    Major Ore Tin Tin 4665100mt
  • Year 1980
    Description Mt Ore/Yr 45482000 Mt
    Importance Item Commodity Group Amount recovered Grade Recovery percentage
    Major Ore Tin Tin 4548200mt
  • Year 1981
    Description Mt Ore/Yr 52035000 Mt
    Importance Item Commodity Group Amount recovered Grade Recovery percentage
    Major Ore Tin Tin 5203500mt
  • Year 1984
    Period 1982-1984
    Description 48360000 Mt Ore/Yr 1982 Thru 1984 Mt
    Importance Item Commodity Group Amount recovered Grade Recovery percentage
    Major Ore Tin Tin 4836000mt
  • Year 1985
    Description Mt Ore/Yr 31672000 Mt
    Importance Item Commodity Group Amount recovered Grade Recovery percentage
    Major Ore Tin Tin 3167200mt
  • Year 1986
    Description Mt Ore/Yr 23138000 Mt
    Importance Item Commodity Group Amount recovered Grade Recovery percentage
    Major Ore Tin Tin 2313800mt
  • Year 1987
    Description Mt Ore/Yr 28270000 Mt
    Importance Item Commodity Group Amount recovered Grade Recovery percentage
    Major Ore Tin Tin 2827000mt
  • Year 1988
    Description Mt Ore/Yr 35382000 Mt
    Importance Item Commodity Group Amount recovered Grade Recovery percentage
    Major Ore Tin Tin 3538200mt

Comments on the production information

  • BERJUNTAI TIN DREDGES NUMBERS 2, 3, AND 7 CEASED MINING ON DECEMBER 1, 1993 DUE TO UNECONOMIC CONDITIONS. AS OF JANUARY 1994, BERJUNTAI TIN DREDGING HAS CEASED TIN MINING OPERATIONS.
  • A $148.21 SMELTING COST IN ADDITION TO THE $0.04 MILLING COST PER TONNE OF ORE ARE INCURRED IN THE PRODUCTION OF PRODUCT A. BY-PRODUCTS ARE STOCKPILED AT THE MINESITES AND THE SALES CONTROLLED BY THE MARKETING ARM OF THE MALAYSIA MINING CORPORATION.

Comments on the reserve resource information

  • 1989 RESERVE BASE - BASED ON PRIOR RESERVES AND CURRENT USEAGE 321,401,000 JAN 1989
  • PUBLISHED RESERVES WERE NOT AVAILABLE AT THE TIME OF DATA ENTRY.

Workings at the site

  • Type of workings Surface
    Area 3850HA
    Field Value
    MAS Development Schedule # 1
    Mining Record # 1
    Status of Mining Method ACTUAL
    Mining Method DREDGING
    Primary Material Cover SAND, GRAVEL
    Hardness of Ore SAND, GRAVEL
    Capacity 134300
    Capacity Units MT ORE/DAY
    Unit Production Cost .29
    Units of Production $/MT ORE
    Operating Days per Year 360
    Operating Shifts per Day 3
    Year of Information 1983
  • Type of workings Surface
    Field Value
    MAS Development Schedule # 1
    Mining Record # 2
    Status of Mining Method ESTIMATE
    Mining Method DREDGING
    Capacity 111111
    Capacity Units MT ORE/DAY
    Unit Production Cost .23
    Units of Production $/MT ORE
    Operating Days per Year 360
    Operating Shifts per Day 3
    Year of Information 1989

Comments on other economic factors

  • THE BERJUNTAI TIN DREDGING BHD IS THE LARGEST SINGLE PRODUCER OF CASSITERITE IN MALAYSIA AND CONTRIBUTES 5% OF THE TOTAL NATIONAL OUTPUT.
  • THE TIN CONCENTRATE IS FORWARDED TO THE MALAYSIA SMELTING CORPORATION SDN BHD, FORMERLY STRAITS TRADING BUTTERWORTH SMELTER.

Reference information

Bibliographic references

  • Deposit

    "MALAYSIA'S BERJUNTAL TIN CEASES PRODUCTION", MINING MAGA-

  • Deposit

    ZINE, MARCH 1994, V.70 N.3, P. 177.

  • Deposit

    BERJUNTAI TIN DREDGING ANNUAL REPORTS, 1980, 1981, AND 1982.

  • Deposit

    MINING MAGAZINE, TIN DREDGING AT BERJUNTAI, MALAYSIA, MARCH

  • Deposit

    1982, PP 200-207.

  • Deposit

    LIM CHE WAN, TIN DREDGING OPERATIONS AT BERJUNTAI DREDGING

  • Deposit

    BERHAD, SELANGER, PENINSULAR MALAYSIA, FIFTH WORLD

  • Deposit

    CONFERENCE ON TIN, KUALA LUMPUR, OCTOBER, 1981.

  • Deposit

    LIU JIANN CHUAN AND ZAWAWI ITHNIN, RETREATMENT OF TABLE

  • Deposit

    TAILINGS USING GRAVITY CONCENTRATING TRAYS AT BERJUNTAI

  • Deposit

    TIN DREDGING BERHAD, MALAYSIA, MALAYSIA MINING CORPORATION

  • Deposit

    BHD., KUALA LUMPUR, MALAYSIA.

  • Deposit

    MALAYSIA MINING CORPORATION BHD ANNUAL REPORTS, 1982, 1980

  • Deposit

    AND 1979.

  • Deposit

    MINING ANNUAL REVIEW, 1969-1972, 1974-1980.

  • Deposit

    GOVETT AND ROBINSON, THE WORLD TIN INDUSTRY, SEPTEMBER 1980.

  • Deposit

    INTERNATIONAL TIN COUNCIL, WORLD TIN MINING - OPERATIONS,

  • Deposit

    EXPLORATION AND DEVELOPMENTS, 1982.

General comments

Subject category Comment text
Deposit THE COMPANY CEASES TIN MINING OPERATIONS BECAUSE OF THE CONTINUING SLUMP IN THE WORLD PRICE OF TIN. DISPITE CHANGES IN PRODUCTION AND CUTS IN EXPENDITURES, THE COMPANY WAS UNABLE TO OPERATE PROFITABLY. (MARCH 1994)

Reporter information

Type Date Name Affiliation Comment
Reporter 10-AUG-1994 Sabin, A. E. U.S. Bureau of Mines

Beyond USGS

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