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King Island Mines

Producer in Tasmania, Australia with commodities Tungsten, Molybdenum
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Sections on this page
  1. Identification information
  2. Geographic coordinates
  3. Site location context
  4. Geographic areas
  5. Commodities
  6. Host and associated rocks
  7. Nearby scientific data
  8. Geologic structures
  9. Economic information about the deposit and operations
  10. Ownership information
  11. Reserves and resources
  12. Links to other databases
  13. Bibliographic references
  14. General comments
  15. Reporter information

Geologic information

Identification information

Deposit ID 10021640
MRDS ID DE00323
Record type Site
Current site name King Island Mines
Alternate or previous names Bold Head Mine & Dolphin Mine, No. 1 Orebody

Geographic coordinates

Geographic coordinates: 144.08187, -40.06277 (WGS84)
Relative position CENTROID

Site location context

Political divisions (FIPS codes)

Tasmania(province)

Australia(country)

Australia(continent)

Land(continent)

Geographic areas

Country State
Australia Tasmania

Comments on the location information

  • HOMESTEAD IS 1 KM FROM DEPOSIT

Commodities

Commodity Importance
Tungsten Critical Primary
Molybdenum Primary

Host and associated rocks

  • Host or associated Host
    Rock type Metamorphic Rock > Hornfels
    Rock unit name Grassy Group ('Mine Series' Local Term For The Metamorphosed And Metasomatised Grassy Group)
    Rock description Grassy Group ('Mine Series' Local Term For The Metamorphosed And Metasomatised Grassy Group)
  • Host or associated Host
    Rock type Metamorphic Rock > Metasedimentary Rock

Nearby scientific data

(1) 144.08187, -40.06277
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Economic information

Geologic structures

Type of structure Regional
Structure description Contact Aureole Of Early Carboniferous Granite Intrusion?

Comments on the geologic information

  • PRINCIPAL MINERAL ASSEMBLAGES: SCLT + QRTZ + FLRT; SCLT + FLRT + QRTZ + EPDT + GRNT (GRLR) + PLGC + PLGP + PYRT + ARPR; QRTZ + ALBT + SCLT + BOTT. AREA HAS UNDERGONE METAMORPHISM WHICH MAY BE RELATED TO THE MINERALIZATION.

Economic information about the deposit and operations

Development status Producer
Commodity type Metallic
Significant No
Discovery year 1904
Year of first production 1911
Year of last production 1985

Ownership information

  • Type Owner-Operator
    Owner King Island Scheelite Ltd.

Reserves and resources

  • Type In-situ
    Estimate year 1984
    Total resources 714000000mt ore
    Commodity Subtype Grade units Group Importance Year
    Tungsten Wo3 1 wt-pct Tungsten Major 1984

Comments on development

  • ACTIVE DEVELOPMENT IN MINE: NO. TYPE OF DEVELOPMENT: UNDERGROUND STOPING AND QUARRYING. ACTIVE EXPLORATION IN DISTRICT: YES. TYPE OF EXPLORATION: PROSPECTING, DRILLING. ASSESSMENT: CURRENT PRICES FOR TUNGSTEN INDICATE THE DEPOSIT IS UNLIKELY TO BE DEVELOPED WITHIN THE NEXT 10 YEARS.

Reference information

Bibliographic references

  • Deposit

    CROSSLEY, W.J., 1980, TUNGSTEN ORE MINING AT KING ISLAND SCHEELITE, KING ISLAND, TASMANIA, IN J.T. WOODLOCK (ED.), MINING AND METALLURGICAL PRACTICES IN AUSTRALIA, AUSTRALASIAN INSTITUTE OF MINING AND METALLURGY, MONOGRAPH SERIES NO. 10, P. 409-412.

  • Deposit

    MURRAY, R.J., 1980, TUNGSTEN ORE TREATMENT AT KING ISLAND SCHEELITE, KING ISLAND, TASMANIA, IN J.T. WOODLOCK (ED.), MINING AND METALLURGICAL PRACTICES IN AUSTRALIA, P. 432-435.

  • Deposit

    MURRAY, R.J., 1980, TUNGSTEN CONCENTRATE LEACHING AT KING ISLAND SCHEELITE, KING ISLAND, TASMANIA, IN J.T. WOODLOCK (ED.), MINING AND METALLURGICAL PRACTICES IN AUSTRALIA, P. 452-454.

  • Deposit

    DANIELSON, M.J., 1975, KING ISLAND SCHEELITE DEPOSITS IN ECONOMIC GEOLOGY OF AUSTRALIA AND PAPUA-NEW GUINEA, AUSTRALSIAN INSTITUTE OF MINING AND METALLURGY, MONAGRAPH SERIES NO. 5, P. 592-598.

  • Deposit

    LARGE. R.R., 1971, METASOMATISM AND SCHEELITE MINERALIZATION AT BOLD HEAD, KING ISLAND, PROCEEDINGS OF THE AUSTRALASIAN INSTITUTE OF MINING AND METALLURGY, NO. 238, JUNE 1971, P. 31-45.

  • Deposit

    KWAK, T. AND TAN, T. 1981, THE GEOCHEMISTRY OF ZONING IN THE SKARN MINERALS AT KING ISLAND (DOLPHIN MINE), ECONOMIC GEOLOGY, VOL. 76., NO. 2., P. 468-497.

  • Deposit

    KNIGHT, N.D., TUNGSTEN, IN AUSTRALIAN MINERAL INDUSTRY ANNUAL REVIEW, 1974-1982, CANBERRA, B.W.R.

  • Deposit

    SMITH, A., 1979, THE MINING OF TUNGSTEN, IN MINING JOURNAL BOOKS LTD., TUNGSTEN: PROCEEDINGS OF THE FIRST INTERNATIONAL TUNGSTEN SYMPOSIUM, STOCKHOLM, 1979, P. 32-63.

  • Production

    ANNUAL: KNIGHT, N.D., 1974-1982 AND PEKO-WALLSEND ANNUAL REPORTS 1979-1984. CUMM: DANIELSON, M.J., 1975 AND KNIGHT, N.D., 1974-1982.

General comments

Subject category Comment text
Deposit RESOURCES ARE INCOMPLETE AND CONFIDENTIAL AT THIS TIME. ASSUMED TO BE LARGE.

Reporter information

Type Date Name Affiliation Comment
Reporter 01-JUN-1985 Knight, Nerida D. Bureau of Mineral Resources, Canberra, Australia

Beyond USGS

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

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