Mineralogy Database

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18 samples matching your criteria

  • Sample n°4318 : black concentrate, and fragment (2 cm)
    Minerals: RUTILE
    Year: 1954
    Country: Burundi
  • Sample n°4445 : black crystal (5 cm)
    Minerals: COLUMBITE TANTALITE
    Year: 1954
    Country: Burundi
  • Sample n°4447 : black plates (6 cm)
    Minerals: COLUMBITE TANTALITE
    Year: 1954
    Country: Burundi
  • Sample n°4461 : vein quartz with metallic minerals
    Minerals: HEMATITE PYRITE
    Year: 1954
    Country: Burundi
  • Sample n°6129 : rust-coloured tabular crystals (12 cm)
    Minerals: MUSCOVITE
    Year:
    Country: Burundi
  • Sample n°12535 : sample with zircon as black veins and dendritic material, white calcite, siderite crystals (radioactive sample)
    Minerals: ZIRCON CALCITE SIDERITE
    Year: 1970
    Country: Burundi
  • Sample n°16661 : fragments (4 cm)
    Minerals: COLUMBITE TANTALITE
    Year:
    Country: Burundi
  • Sample n°16667 : large crystals (8 cm)
    Minerals: COLUMBITE TANTALITE
    Year:
    Country: Burundi
  • Sample n°17331 : massive
    Minerals: PLANERITE
    Year: 2016
    Country: Burundi
  • Sample n°17512 : terminated crystal
    Minerals: TOURMALINE
    Year:
    Country: Burundi
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