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Panasqueira Mine

Occurrence in Portugal with commodities Tungsten, Tin, Copper, Silver, Zinc
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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. Economic information about the deposit and operations
  11. Mining district
  12. Ownership information
  13. Production statistics
  14. Reserves and resources
  15. Links to other databases
  16. Bibliographic references
  17. Reporter information

Geologic information

Identification information

Deposit ID 10055806
MRDS ID SP00004
Record type Site
Current site name Panasqueira Mine

Geographic coordinates

Geographic coordinates: -7.74815, 40.14927 (WGS84)
Relative position 34 KM WEST OF FUNDAO, ON THE SOUTH FLANK OF THE SERRA DA ESTRELA; PANASQUEIRA MINING SECTION IS AT AN ELEVATION OF 2,600 M.

Site location context

Political divisions (FIPS codes)

Portugal(country)

Europe(continent)

Land(continent)

Geographic areas

Country
Portugal
Portugal

Commodities

Commodity Importance
Tungsten Critical Primary
Tin Critical Primary
Copper Primary
Silver Primary
Zinc Critical Primary

Comments on the commodity information

  • TUNGSTEN MENTIONED IN COMMODITIES PRESENT IS ACTUALLY WOLFRAMITE

Materials information

Materials Type of material
Cassiterite Ore
Chalcopyrite Ore
Marcasite Ore
Sphalerite Ore
Stannite Ore
Wolframite Ore
Apatite Gangue
Calcite Gangue
Chlorite Gangue
Dolomite Gangue
Goethite Gangue
Muscovite Gangue
Pyrite Gangue
Pyrrhotite Gangue
Quartz Gangue
Siderite Gangue
Tourmaline Gangue

Host and associated rocks

  • Host or associated Associated
    Rock type Plutonic Rock > Granitoid > Granite
    Stratigraphic age (youngest) Late Permian
  • Host or associated Host
    Rock type Metamorphic Rock > Metasedimentary Rock > Quartzite

Nearby scientific data

(1) -7.74815, 40.14927
ListMap

Economic information

Geologic structures

Type of structure Local
Structure description Contact Aureole Of Granite Cupola

Comments on the geologic information

  • DEPOSIT CONSISTS OF HORIZONTAL (FLAT DIPPING) QUARTZ VEINS THAT RANGE FROM A FEW MM TO MORE THAN ONE METER THICK AND UP TO 100 M IN LATERAL EXTENT. MINERALIZED VEINS OCCUR OVER AN AREA 4 BY 2 KM. THE MAJOR POST-ORE GEOLOGIC EVENT WAS FAULTING WITH AGE BEING LATE CRETACEOUS.

Economic information about the deposit and operations

Development status Occurrence
Commodity type Metallic
Significant No
Discovery year 1894
Year of first production 1898

Mining district

District name Castelo Branco

Ownership information

  • Type Owner-Operator
    Owner Beralt Tin And Wolfram, (Portugal), S. A. R. L.

Production statistics

  • Year 1933
    Period 1898-1933
    Material W CON
    Accuracy Estimate
    Description Cp_Grade: ^70.0% W03
    Importance Item Commodity Group Amount recovered Grade Recovery percentage
    Wo3 Conc. Tungsten Tungsten 70wt-pct
  • Year 1977
    Period 1977. . 1977
    Material CON WLFM
    Accuracy Accurate
    Description Ap_Grade: ^75.5% W03
    Importance Item Commodity Group Amount recovered Grade Recovery percentage
    Wo3 Conc. Tungsten Tungsten 76wt-pct
  • Year 1978
    Period 1934-1978
    Material SN CON
    Accuracy Accurate
    Description Cp_Grade: ^70.60% W03
    Importance Item Commodity Group Amount recovered Grade Recovery percentage
    Wo3 Conc. Tungsten Tungsten 71wt-pct
  • Year 1978
    Period 1934-1978
    Material W CON
    Accuracy Accurate
    Description Cp_Grade: ^72.55% W03
    Importance Item Commodity Group Amount recovered Grade Recovery percentage
    Wo3 Conc. Tungsten Tungsten 73wt-pct
  • Year 1978
    Period 1962-1978
    Material CLCP
    Accuracy Accurate
    Description Cp_Grade: ^22.8% Cu, (798 G/T Ag)
    Importance Item Commodity Group Amount recovered Grade Recovery percentage
    Copper Copper 23wt-pct
  • Year 1978
    Material CON WLFM
    Accuracy Accurate
    Description Ap_Grade: ^75.5% W03
    Importance Item Commodity Group Amount recovered Grade Recovery percentage
    Wo3 Conc. Tungsten Tungsten 76wt-pct
  • Year 1979
    Material CON WLFM
    Accuracy Accurate
    Description Ap_Grade: ^75.5% W03
    Importance Item Commodity Group Amount recovered Grade Recovery percentage
    Wo3 Conc. Tungsten Tungsten 76wt-pct
  • Year 1980
    Material CON WLFM
    Accuracy Accurate
    Description Ap_Grade: ^75.0% W03
    Importance Item Commodity Group Amount recovered Grade Recovery percentage
    Wo3 Conc. Tungsten Tungsten 75wt-pct
  • Year 1986
    Period 1979-1986 Mar
    Material W CON
    Accuracy Accurate
    Description Cp_Grade: ^75.0% W03 (Est.)
    Importance Item Commodity Group Amount recovered Grade Recovery percentage
    Wo3 Conc. Tungsten Tungsten 75wt-pct

Comments on the production information

  • ANNUAL PRODUCTION COMMENTS: IN THE YEAR ENDING MARCH 31, 1986, 784,061 TONNES OF ORE WERE TREATED; 3.3 KG/TONNES OF WOLFRAMITE WERE OBTAINED; METALLURGICAL RECOVERY WAS 79.9% (REFERENCE 10, 1986, P. 23).. . CUMULATIVE PRODUCTION COMMENTS: PRODUCTION HAS BEEN OBTAINED FROM SEVERAL ZONES: PANASQUEIRA, BARROCA GRANDE, CORGA SECA UND CABECO DE PIAO. 1898-1933 ESTIMATES AND 1979-86 MAR. ESTIMATES BASED ON REFERENCE 5, PAGE 5.

Reserves and resources

  • Type In-situ
    Estimate year 1985
    Total resources 61000000000mt ore
    Commodity Subtype Grade units Group Importance Year
    Tungsten Wo3 0.36 wt-pct Tungsten Major 1985

Comments on the reserve resource information

  • 1985 FIGURE ASSUMES 50 PERCENT WASTE MATERIAL.. . "R" DENOTES IN SITU RESOURCES - QUANTITIES OF ECONOMIC INTEREST FOR THE NEXT FEW DECADES. "1" DENOTES KNOWN DEPOSITS WITH RELIABLE ESTIMATES.

Comments on development

  • EXPANSION OF LABOR EXPECTED BETWEEN 1985 - 1990. MECHANIZATION OF MINE EXPECTED TO HAVE BEEN COMPLETED IN 1982. THERE IS ACTIVE EXPLORATION IN THE DISTRICT BY DIRECCAO - GERAL DE GEOLOGIA E MINES, SERVICO DE FOMENTO MINEIRO, 1980.

Reference information

Bibliographic references

  • Deposit

    SMITH, A., 1979, THE MINING OF TUNGSTEN, IN MINING JOURNAL BOOKS, LTD., TUNGSTEN: PROCEEDINGS OF THE FIRST INTERNATIONAL TUNGSTEN SYMPOSIUM, STOCKHOLM, P. 33-34, 56..

  • Deposit

    BUNDESANSTALT FUR GEOWISSENSCHAFTEN UND ROHSTOFFE, HANNOVER, 1977, UNTERSUCHUNGEN UBER ANGEBOT UND NACHFRAGE MINERALISCHER ROHSTOFFE: IX WOLFRAM, P. 1-23..

  • Deposit

    KELLY, W.C., AND RYE, R.O., 1979, GEOLOGIC, FLUID INCLUSION AND STABLE ISOTOPE STUDIES OF THE TIN-TUNGSTEN DEPOSITS OF PANASQUEIRA, PORTUGAL; ECONOMIC GEOLOGY, VOL. 74, P. 1,721-1,822..

  • Deposit

    ANSTETT, T.F., BLEIWAS, D.I., AND HURDELBRINK, R.J., 1985, TUNGSTEN AVAILABILITY - MARKET ECONOMY COUNTRIES, U.S. BUREAU OF MINES, INFORMATION CIRCULAR 9025, 51 P..

  • Deposit

    ALLAN, J.C., SMITH, G.A. AND LEWIS, R.I., 1946, THE PANASQUEIRA MINES, PORTUGAL: WOLFRAM MINING AND MILLING: LABOUR ORGANIZATION, TRANSACTIONS OF THE INSTITUTION OF MINING AND METALLURGY, VOL. 56, P. 211-290..

  • Deposit

    GOINHAS, J. AND VIEGAS, L., 1983, PROVINCIA METALOGENETICA ESTANIFERA E TUNGSTENICA IBERICA, PORTUGAL, MINISTERIO DA INDUSTRIA E ENERGIA, ESTUDOS, NOTAS E TRABALHOS DO SERVICO DE FOMENTO MINEIRO, VOL. XXV, FASCES 3-4, P. 147-178..

  • Deposit

    THADEU, D., 1979, LE GISEMENT STANNO-WOLFRAMIFERE DE PANASQUEIRA (PORTUGAL), CHRONIQUE DE LA RECHERCHE MINIERE, NO. 450, P. 35-42..

  • Deposit

    MCNEIL, M., 1982, PANASQUEIRA - THE LARGET MINE IN PORTUGAL, WORLD MINING VOL. 35, NO. 12, DEC. 1982, P. 52-55..

  • Deposit

    REYNAUD, R., 1982, PRODUCTION AND MARKETING OF PORTUGUESE TUNGSTEN ORES: MAIN PRODUCTION CENTRES IN PORTUGAL - EUROPEAN COMMUNITIES, EUROPEAN TUNGSTEN SEMINAR, LISBON 22-24 MARCH, 1982, 32 P..

  • Deposit

    CHARTER CONSOLIDATED P.L.C., ANNUAL REPORTS.

  • Production

    INTERNATIONAL STRATEGIC MINERALS INVENTORY RECORD W082

  • Reserve-Resource

    INTERNATIONAL STRATEGIC MINERALS RECORD W082

Reporter information

Type Date Name Affiliation Comment
Reporter 01-AUG-1985 Pasitschniak Anna Geological Survey of Canada

Beyond USGS

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

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