Mineralogy Database

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85 samples matching your criteria

  • Sample n°8787 : zoned block with white montebrasite and green muscovite
    Minerals: MONTEBRASITE MUSCOVITE
    Year: 1960
    Country: Rwanda
  • Sample n°8789 : white fibrous micaceous blocks (4 cm)
    Minerals: ALBITE MUSCOVITE
    Year: 1960
    Country: Rwanda
  • Sample n°8790 : white micaceous block (7 cm)
    Minerals: MUSCOVITE
    Year: 1960
    Country: Rwanda
  • Sample n°9132 : pale green blocks with saccharoidal texture (8-15 cm), var. oncosine
    Minerals: MUSCOVITE
    Year: 1962
    Country: Rwanda
  • Sample n°9145 : greenish debris
    Minerals: FLUORAPATITE
    Year: 1962
    Country: Rwanda
  • Sample n°9146 : hard cryptocrystalline block (6 cm)
    Minerals: LEPIDOLITE
    Year: 1962
    Country: Rwanda
  • Sample n°9260 : large block of quartz from pegmatite
    Minerals: QUARTZ
    Year:
    Country: Rwanda
  • Sample n°9261 : large block of quartz from pegmatite
    Minerals: QUARTZ
    Year:
    Country: Rwanda
  • Sample n°9262 : large block of quartz from pegmatite
    Minerals: QUARTZ
    Year:
    Country: Rwanda
  • Sample n°9264 : white block with greasy lustre (20 cm)
    Minerals: MONTEBRASITE
    Year:
    Country: Rwanda
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