Mineralogy Database

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953 samples matching your criteria

  • Sample n°9162 : hexagonal tabular crystals (10 cm)
    Minerals: MUSCOVITE
    Year:
    Country: Rwanda
  • Sample n°9163 : grey blocks (7-18 cm)
    Minerals: HETEROSITE
    Year:
    Country: Rwanda
  • Sample n°9165 : black prismatic crystals (1-7 cm) in quartz
    Minerals: SCHORL
    Year:
    Country: Rwanda
  • Sample n°9166 : crusts (8 cm) of purplish pyramidal crystals
    Minerals: AMETHYST (quartz)
    Year:
    Country: Rwanda
  • Sample n°9167 : block of mixed phosphates (17 cm)
    Minerals: ALLUAUDITE HETEROSITE
    Year:
    Country: Rwanda
  • Sample n°9168 : purple blocks (12 cm)
    Minerals: HETEROSITE
    Year:
    Country: Rwanda
  • Sample n°9169 : purple blocks (12 cm)
    Minerals: HETEROSITE PHOSPHOSIDERITE
    Year:
    Country: Rwanda
  • Sample n°9170 : mixed block with yellow triphylite and and grey heterosite (12 cm)
    Minerals: TRIPHYLITE HETEROSITE PHOSPHOSIDERITE
    Year:
    Country: Rwanda
  • Sample n°9171 : purple and bronze-coloured blocks (8 cm)
    Minerals: HETEROSITE ALLUAUDITE
    Year:
    Country: Rwanda
  • Sample n°9172 : brown block with purple coating
    Minerals: HETEROSITE PHOSPHOSIDERITE
    Year:
    Country: Rwanda
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