Mineralogy Database

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7938 samples matching your criteria

  • Sample n°4254 : soft black block
    Minerals: GRAPHITE
    Year: 1954
    Country: Congo (RDC)
  • Sample n°4255 : massive, with polished section
    Minerals: BORNITE CHALCOCITE
    Year: 1954
    Country: Congo (RDC)
  • Sample n°4256 : sticks (three crystals)
    Minerals: CHALCOCITE
    Year: 1954
    Country: Congo (RDC)
  • Sample n°4257 : oxidised block
    Minerals: CHALCOCITE CHRYSOCOLLA
    Year:
    Country: Congo (RDC)
  • Sample n°4258 : massive block with iridescent surface
    Minerals: CHALCOCITE
    Year:
    Country: Congo (RDC)
  • Sample n°4259 : black oxidised ore
    Minerals: CHALCOCITE MALACHITE
    Year: 1954
    Country: Congo (RDC)
  • Sample n°4260 : black oxidised ore
    Minerals: CHALCOCITE CUPRITE MALACHITE
    Year: 1954
    Country: Congo (RDC)
  • Sample n°4261 : blue ore, with polished section
    Minerals: BORNITE CHALCOCITE CHALCOPYRITE RENIERITE BETEKHTINITE GALENA LINNAEITE TETRADYMITE
    Year: 1954
    Country: Congo (RDC)
  • Sample n°4262 : massive, with polished section
    Minerals: BETEKHTINITE BORNITE CHALCOCITE RENIERITE SPHALERITE SILVER GALENA LINNAEITE TETRADYMITE
    Year:
    Country: Congo (RDC)
  • Sample n°4263 : impregnations in rock
    Minerals: BORNITE
    Year:
    Country: Congo (RDC)
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