Mineralogy Database

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3 samples matching your criteria

  • Sample n°1775 : rust-coloured powdery impregnation in pegmatite
    Minerals: HEMATITE VARISCITE
    Year:
    Country: Congo (RDC)
  • Sample n°1786 : several small black flattened crystals
    Minerals: COLUMBITE TANTALITE
    Year:
    Country: Congo (RDC)
  • Sample n°1787 : black crystals in white quartz
    Minerals: TOURMALINE QUARTZ
    Year:
    Country: Congo (RDC)
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