Mineralogy Database

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122 samples matching your criteria

  • Sample n°1860 : bright black debris
    Minerals: HEMATITE
    Year:
    Country: Rwanda
  • Sample n°4553 : white mineral in pegmatite
    Minerals: APATITE
    Year: 1954
    Country: Rwanda
  • Sample n°4682 : plate-shaped crystals (5 cm)
    Minerals: MUSCOVITE
    Year:
    Country: Rwanda
  • Sample n°4794 : white block, prominent cleavage
    Minerals: FELDSPAR
    Year:
    Country: Rwanda
  • Sample n°4795 : pink blocks (15 cm)
    Minerals: MICROCLINE
    Year:
    Country: Rwanda
  • Sample n°5439 : white blocks (7 and 15 cm)
    Minerals: MONTEBRASITE
    Year: 1955
    Country: Rwanda
  • Sample n°5440 : pale blue block (10 cm)
    Minerals: BERYL
    Year: 1955
    Country: Rwanda
  • Sample n°8646 : bluish blocks (4 cm)
    Minerals: LAZULITE AMBLYGONITE
    Year: 1960
    Country: Rwanda
  • Sample n°8770 : sample composed of uraniferous microlite concentrate
    Minerals: MICROLITE
    Year: 1960
    Country: Rwanda
  • Sample n°8771 : sample with green autunite
    Minerals: AUTUNITE ALBITE APATITE
    Year: 1960
    Country: Rwanda
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