Mineralogy Database

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12 samples matching your criteria

  • Sample n°11458 : brown prismatic crystals and penetration twins (5 cm)
    Minerals: STAUROLITE
    Year: 1913
    Country: Congo (RDC)
  • Sample n°12841 : massive ore, with polished section
    Minerals: CHALCOCITE
    Year: 1972
    Country: Congo (RDC)
  • Sample n°12844 : mixed microcrystalline crust on quartz-rich ore
    Minerals: AZURITE MALACHITE CHALCOCITE
    Year: 1972
    Country: Congo (RDC)
  • Sample n°13480 : plates in tubes
    Minerals: COPPER
    Year: 1907
    Country: Congo (RDC)
  • Sample n°13482 : yellow crystals (4 cm)
    Minerals: BARYTE
    Year:
    Country: Congo (RDC)
  • Sample n°13483 : geode of pink fibres in ochrous ferruginous substrate, var. chalcotrichite
    Minerals: CUPRITE GOETHITE
    Year:
    Country: Congo (RDC)
  • Sample n°13484 : debris of striated crystals (1 cm)
    Minerals: CHALCOCITE
    Year:
    Country: Congo (RDC)
  • Sample n°12842 : discontinuous coating
    Minerals: AZURITE
    Year: 1972
    Country: Congo (RDC)
  • Sample n°17551 : massive chalcocite in vein structure
    Minerals: CHALCOCITE
    Year:
    Country: Congo (RDC)
  • Sample n°12854 : bornite, on microcrystalline quartz
    Minerals: BORNITE QUARTZ
    Year: 1972
    Country: Congo (RDC)
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