Mineralogy Database

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3 samples matching your criteria

  • Sample n°1343 : band of black fibres in pegmatite
    Minerals: TOURMALINE
    Year: 1938
    Country: Congo (RDC)
  • Sample n°1347 : plate-shaped crystals (6 cm)
    Minerals: MUSCOVITE
    Year: 1939
    Country: Congo (RDC)
  • Sample n°1352 : crust of dark prismatic crystals (2 cm)
    Minerals: QUARTZ
    Year: 1939
    Country: Congo (RDC)
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