Mineralogy Database

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1547 samples matching your criteria

  • Sample n°6544 : large plates
    Minerals: MUSCOVITE
    Year:
    Country: Rwanda
  • Sample n°6548 : columbite-tantalite in pegmatite matrix
    Minerals: COLUMBITE TANTALITE
    Year:
    Country: Rwanda
  • Sample n°8862 : coarse-crystalline block, with partial alteration to talc and calcite
    Minerals: ACTINOLITE TREMOLITE CALCITE TALC
    Year: 1961
    Country: Rwanda
  • Sample n°8866 : massive block
    Minerals: FLUORITE VESUVIANITE
    Year: 1961
    Country: Rwanda
  • Sample n°8861 : intergrowth of bluish green laths
    Minerals: ACTINOLITE
    Year: 1961
    Country: Rwanda
  • Sample n°8927 : cassiterite in pegmatite matrix
    Minerals: CASSITERITE
    Year: 1961
    Country: Rwanda
  • Sample n°8798 : complex ore
    Minerals: HETEROSITE PURPURITE
    Year: 1960
    Country: Rwanda
  • Sample n°8911 : massive block
    Minerals: APATITE
    Year: 1961
    Country: Rwanda
  • Sample n°859 : layered deposit
    Minerals: AMETHYST (quartz)
    Year: 1934
    Country: Rwanda
  • Sample n°1857 : scatterd in greisen
    Minerals: CASSITERITE
    Year:
    Country: Rwanda
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