Mineralogy Database

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331 samples matching your criteria

  • Sample n°8914 : micaceous pegmatite (7 cm)
    Minerals: MUSCOVITE
    Year:
    Country: Rwanda
  • Sample n°8918 : black tabular crystals (2 cm) in quartz
    Minerals: COLUMBITE TANTALITE QUARTZ
    Year:
    Country: Rwanda
  • Sample n°8920 : white block (10 cm)
    Minerals: MONTEBRASITE
    Year:
    Country: Rwanda
  • Sample n°8924 : grey muscovitite (12 cm), var. phengite
    Minerals: MUSCOVITE
    Year:
    Country: Rwanda
  • Sample n°8936 : groups of yellowish prismatic crystals (5-8 cm)
    Minerals: QUARTZ
    Year: 1961
    Country: Rwanda
  • Sample n°8937 : very large block
    Minerals: BIOTITE MUSCOVITE QUARTZ TOURMALINE
    Year:
    Country: Rwanda
  • Sample n°9150 : blocks of mixed phosphates
    Minerals: CHILDRENITE EOSPHORITE SICKLERITE BARBOSALITE LITHIOPHILITE TAVORITE
    Year:
    Country: Rwanda
  • Sample n°9156 : block of mixed phosphates (10 cm)
    Minerals: ALLUAUDITE HETEROSITE HUREAULITE PHOSPHOSIDERITE
    Year:
    Country: Rwanda
  • Sample n°9498 : block of mixed phosphates (10 cm)
    Minerals: HETEROSITE PHOSPHOSIDERITE ALLUAUDITE
    Year:
    Country: Rwanda
  • Sample n°9583 : white saccharoidal blocks (6 cm)
    Minerals: ALBITE QUARTZ
    Year:
    Country: Rwanda
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