Mineralogy Database

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102 samples matching your criteria

  • Sample n°12934 : debris of pink stony prismatic crystals (6 cm)
    Minerals: BERYL
    Year: 1972
    Country: Rwanda
  • Sample n°12935 : jagged plate (15 cm)
    Minerals: MUSCOVITE
    Year: 1972
    Country: Rwanda
  • Sample n°12936 : white block (5 cm) with small pale green tabular crystals
    Minerals: MONTEBRASITE WAVELLITE
    Year: 1972
    Country: Rwanda
  • Sample n°12937 : black tabular crystals in quartz (6 cm)
    Minerals: MAGNETITE
    Year: 1972
    Country: Rwanda
  • Sample n°12938 : black cassiterite on debris of saccharoidal quartz
    Minerals: CASSITERITE QUARTZ
    Year: 1972
    Country: Rwanda
  • Sample n°12939 : pink debris
    Minerals: ORTHOCLASE
    Year: 1972
    Country: Rwanda
  • Sample n°12951 : black block with white crust
    Minerals: WOLFRAMITE KAOLINITE
    Year: 1972
    Country: Rwanda
  • Sample n°13193 : block of mixed white phosphates (16 cm)
    Minerals: MONTEBRASITE WARDITE FLUORAPATITE WAVELLITE
    Year: 1974
    Country: Rwanda
  • Sample n°13194 : black block with purple crust (18 cm)
    Minerals: HETEROSITE PHOSPHOSIDERITE
    Year: 1974
    Country: Rwanda
  • Sample n°13195 : black block with purple crust and black powder (13 cm)
    Minerals: HETEROSITE PHOSPHOSIDERITE MANGANESE OXIDES
    Year: 1974
    Country: Rwanda
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