Mineralogy Database

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1534 samples matching your criteria

  • Sample n°5442 : white crystal (3 cm), replacement of ferberite
    Minerals: ANTHOINITE
    Year: 1955
    Country: Rwanda
  • Sample n°5443 : white powder as replacement of ferberite, in micaceous quartz (5 cm)
    Minerals: ANTHOINITE
    Year: 1955
    Country: Rwanda
  • Sample n°5444 : skeletal mass in vein quartz
    Minerals: FERBERITE ANTHOINITE
    Year: 1955
    Country: Rwanda
  • Sample n°5445 : black crystals (2 cm)
    Minerals: CASSITERITE
    Year: 1955
    Country: Rwanda
  • Sample n°5446 : bipyramidal square crystal (8 cm)
    Minerals: FERBERITE
    Year: 1955
    Country: Rwanda
  • Sample n°5447 : purple crust on block with manganese oxides (4 cm)
    Minerals: PHOSPHOSIDERITE
    Year: 1955
    Country: Rwanda
  • Sample n°5453 : black massive material in greisen
    Minerals: TOURMALINE
    Year: 1955
    Country: Rwanda
  • Sample n°5467 : prismatic emerald-like crystal (3 cm)
    Minerals: BERYL
    Year: 1955
    Country: Rwanda
  • Sample n°5468 : blocks of mixed phosphates
    Minerals: AMBLYGONITE LAZURITE
    Year: 1955
    Country: Rwanda
  • Sample n°5469 : large block of mixed phosphates
    Minerals: ALLUAUDITE HETEROSITE PHOSPHOSIDERITE
    Year: 1955
    Country: Rwanda
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