Mineralogy Database

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1534 samples matching your criteria

  • Sample n°2860 : olive green (ferrisicklerite) and purple (heterosite) blocks, purple crust (phosphosiderite)
    Minerals: FERRISICKLERITE HETEROSITE PHOSPHOSIDERITE
    Year: 1950
    Country: Rwanda
  • Sample n°2861 : white block (5 cm)
    Minerals: MONTEBRASITE
    Year:
    Country: Rwanda
  • Sample n°3049 : clear debris (1 cm)
    Minerals: TOPAZ
    Year: 1951
    Country: Rwanda
  • Sample n°3099 : concentrate (2 mm)
    Minerals: MONAZITE
    Year: 1951
    Country: Rwanda
  • Sample n°3133 : brown blocks (3-7 cm)
    Minerals: CASSITERITE
    Year: 1952
    Country: Rwanda
  • Sample n°3304 : anhedral crystals (1-3 cm)
    Minerals: CASSITERITE
    Year: 1931
    Country: Rwanda
  • Sample n°3350 : black pyramidal crystals with square cross-section (1-2 cm)
    Minerals: FERBERITE
    Year: 1953
    Country: Rwanda
  • Sample n°3351 : black pyramidal crystal with square cross-section (6 cm)
    Minerals: FERBERITE
    Year: 1953
    Country: Rwanda
  • Sample n°3352 : black single crystal (7 cm)
    Minerals: FERBERITE
    Year: 1953
    Country: Rwanda
  • Sample n°3353 : purplish brown crystal (3 cm)
    Minerals: FERBERITE
    Year: 1953
    Country: Rwanda
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