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  3. Mineral Resource Data System (MRDS)

Doi Mok

Occurrence in Chiang Rai, Thailand with commodities Tungsten, Sulfur, Phosphorus-Phosphates, Fluorine-Fluorite
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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. Host and associated rocks
  8. Nearby scientific data
  9. Geologic structures
  10. Controls for ore emplacement
  11. Economic information about the deposit and operations
  12. Ownership information
  13. Reserves and resources
  14. Links to other databases
  15. Bibliographic references
  16. General comments
  17. Reporter information

Geologic information

Identification information

Deposit ID 10055830
MRDS ID SP00029
Record type Site
Current site name Doi Mok
Alternate or previous names Doi Mork

Geographic coordinates

Geographic coordinates: 99.55815, 19.40746 (WGS84)
Relative position 7.5 KM NORTHEAST OF AMPHOE WIANG PA PAO

Site location context

Political divisions (FIPS codes)

Chiang Rai(province)

Thailand(country)

Asia(continent)

Land(continent)

Geographic areas

Country State
Thailand Chiang Rai

Comments on the location information

  • NORTHERN REGION OF CHIANG RAI PROVINCE

Commodities

Commodity Importance
Tungsten Critical Primary
Sulfur Primary
Phosphorus-Phosphates Primary
Fluorine-Fluorite Critical Primary

Materials information

Materials Type of material
Chalcopyrite Ore
Galena Ore
Pyrite Ore
Pyrrhotite Ore
Scheelite Ore

Host and associated rocks

  • Host or associated Associated
    Rock type Plutonic Rock > Granitoid > Granite
    Stratigraphic age (youngest) Late Jurassic
  • Host or associated Host
    Rock type Sedimentary Rock > Carbonate > Limestone

Nearby scientific data

(1) 99.55815, 19.40746
ListMap

Economic information

Geologic structures

Type of structure Local
Structure description Contact Zone Of Silurian-Devonian Sedimentary Rocks Intruded By Triassic-Jurassic Granite

Controls for ore emplacement

  • Tourmaline, Fluorite, Calcite, Quartz, Garnet

Economic information about the deposit and operations

Development status Occurrence
Commodity type Both
Significant No
Discovery year 1969
Year of first production 1971

Ownership information

  • Type Owner-Operator
    Owner Stora Kopparberg Berglags H. B. (Sweden)
    Interest 45
  • Type Owner-Operator
    Owner Sirithai Schleelite Ltd.
    Interest 40

Reserves and resources

  • Type In-situ
    Estimate year 1983
    Total resources 1000000000mt ore
    Commodity Subtype Grade units Group Importance Year
    Tungsten Wo3 0.75 wt-pct Tungsten Major 1983

Comments on the reserve resource information

  • "R" DENOTES IN SITU RESOURCES - QUANTITIES OF ECONOMIC INTEREST FOR THE NEXT FEW DECADES. "1" DENOTES KNOWN DEPOSITS WITH RELIABLE ESTIMATES. "E" DENOTES ECONOMICALLY EXPLOITABLE. "M" DENOTES MARGINALLY ECONOMIC. "S" DENOTES SUBECONOMIC.

Comments on development

  • PRODUCTION WAS INTERMITTENT BEGINNING IN 1971. NATURE OF DISCOVERY WAS CONVENTIONAL PROSPECTING. THERE HAVE BEEN CONSTRAINTS ON DEVELOPMENT/EXPANSION DUE TO GOVERNMENT REGULATIONS ON HIGH FIXED ROYALTIES AND DUE TO VARIABLE POLITICAL SITUATIONS IN THE AREA.

Reference information

Bibliographic references

  • Deposit

    BUNDESANSTALT FUR GEOWISSENSCHAFTEN UND ROHSTOFFE, HANNOVER, 1977, UNTERSUCHUNGEN UBER ANGEBOT UND NACHFRAGE MINERALISCHER ROHSTOFFE: IX WOLFRAM, P. 1-23.. . ANSTETT, T.F., BLEIWAS, D.I., AND HURDELBRINK, R.J., 1985, TUNGSTEN AVAILABILITY - MARKET ECONOMY COUNTRIES, U.S. BUREAU OF MINES, INFORMATION CIRCULAR 9025, P. 19.. . FEDERAL REPUBLIC OF GERMANY, GEOLOGICAL SURVEY, 1972, FINAL REPORT OF THE GERMAN GEOLOGICAL MISSION TO THAILAND 1972, P. 94.. . CHAROENSRI, P., 1983, THE MAJOR TUNGSTEN DISTRICTS OF THAILAND, CONFERENCE ON GEOLOGY AND MINERAL RESOURCES OF THAILAND, BANGKOK, 19-28 NOVEMBER, 1983, 10P

  • Reserve-Resource

    INTERNATIONAL STRATEGIC MINERALS INVENTORY RECORD W088

General comments

Subject category Comment text
Deposit DEPOSIT CONSISTS MAINLY OF SCHEELITE-RICH LENSES IN SKARN. SCHEELITE ALSO OCCURS IN QUARTZ VEINS IN GRANITE AND ASSOCIATED COUNTRY ROCKS. MINOR SCHEELITE IS DISSEMINATED IN GRANITE. ; INFO.SRC : 1 PUB LIT

Reporter information

Type Date Name Affiliation Comment
Reporter 01-SEP-1985 Werner, Antony Geological Survey of Canada

Beyond USGS

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

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