Mineralogy Database

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141 samples matching your criteria

  • Sample n°721 : fine blue needles
    Minerals: KYANITE MUSCOVITE
    Year: 1927
    Country: Congo (RDC)
  • Sample n°722 : colourless crystals in pegmatite
    Minerals: APATITE
    Year: 1909
    Country: Congo (RDC)
  • Sample n°723 : long needles in host rock
    Minerals: KYANITE
    Year: 1909
    Country: Congo (RDC)
  • Sample n°736 : sawn block with black metallic veins
    Minerals: CHALCOCITE STROMEYERITE
    Year: 1927
    Country: Congo (RDC)
  • Sample n°741 : massive
    Minerals: CHALCOCITE
    Year: 1927
    Country: Congo (RDC)
  • Sample n°742 : red block, crust of green needles (malachite), blue surface layer (chrysocolla)
    Minerals: CHRYSOCOLLA CUPRITE MALACHITE
    Year: 1927
    Country: Congo (RDC)
  • Sample n°743 : debris of oxidised ore
    Minerals: CUPRITE MALACHITE
    Year:
    Country: Congo (RDC)
  • Sample n°744 : blue-green fibro-radial beds (pseudomalachite), green nodules (malachite)
    Minerals: MALACHITE PSEUDOMALACHITE
    Year: 1927
    Country: Congo (RDC)
  • Sample n°745 : band of green broken crystals in siliceous rock
    Minerals: DIOPTASE KATANGITE (plancheite) QUARTZ
    Year:
    Country: Congo (RDC)
  • Sample n°747 : small bright yellow crystals
    Minerals: WILLEMITE
    Year:
    Country: Congo (RDC)
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