Mineralogy Database

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1097 samples matching your criteria

  • Sample n°9729 : grey quartz aggregates (25 cm)
    Minerals: QUARTZ
    Year:
    Country: Rwanda
  • Sample n°9730 : honey-coloured crystalline plate
    Minerals: QUARTZ
    Year:
    Country: Rwanda
  • Sample n°9744 : fragmented black vein in white quartz
    Minerals: CASSITERITE QUARTZ
    Year: 1962
    Country: Rwanda
  • Sample n°9758 : galena in vein quartz
    Minerals: GALENA QUARTZ
    Year: 1963
    Country: Congo (RDC)
  • Sample n°9759 : galena in vein quartz
    Minerals: GALENA QUARTZ
    Year: 1963
    Country: Congo (RDC)
  • Sample n°9895 : grey fibrous crystals (15 cm) in quartz
    Minerals: TOURMALINE QUARTZ
    Year:
    Country: Congo (RDC)
  • Sample n°9897 : purple zones on vein quartz
    Minerals: LEPIDOLITE QUARTZ
    Year:
    Country: Congo (RDC)
  • Sample n°9900 : massive with black spots
    Minerals: AMBLYGONITE CASSITERITE QUARTZ
    Year:
    Country: Congo (RDC)
  • Sample n°9943 : blue nodules on vein quartz
    Minerals: APATITE QUARTZ
    Year:
    Country: Rwanda
  • Sample n°9953 : partly altered pyrite crystals in saccharoidal quartz
    Minerals: PYRITE QUARTZ
    Year: 1963
    Country: Rwanda
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