Mineralogy Database

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190 samples matching your criteria

  • Sample n°1843 : mixed brown tabular aggregate (3 cm)
    Minerals: WOLFRAMITE CASSITERITE
    Year:
    Country: Congo (RDC)
  • Sample n°1845 : zoned brown block (6 cm)
    Minerals: WOLFRAMITE
    Year:
    Country: Congo (RDC)
  • Sample n°1858 : pale green muscovite plates enclosing one black cassiterite crystal
    Minerals: MUSCOVITE CASSITERITE
    Year:
    Country: Rwanda
  • Sample n°1861 : debris of crystals (2 cm)
    Minerals: CASSITERITE
    Year:
    Country: Rwanda
  • Sample n°1863 : massive black ferberite in quartz
    Minerals: FERBERITE QUARTZ
    Year:
    Country: Rwanda
  • Sample n°1864 : mineralised detrital blocks
    Minerals: WOLFRAMITE QUARTZ
    Year:
    Country: Rwanda
  • Sample n°1865 : brown twinned crystal (3 cm)
    Minerals: CASSITERITE QUARTZ
    Year:
    Country: Rwanda
  • Sample n°1871 : dull hexagonal prismatic crystal (10 cm)
    Minerals: BERYL
    Year:
    Country: Rwanda
  • Sample n°1872 : pink blocks and prismatic crystals (1 cm), var. chiastolite
    Minerals: ANDALUSITE
    Year:
    Country: Congo (RDC)
  • Sample n°1873 : irregular (8 cm)
    Minerals: ALMANDINE
    Year:
    Country: Rwanda
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