Mineralogy Database

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98 samples matching your criteria

  • Sample n°16145 : quartz with abundant thick coarse-crystalline muscovite veins
    Minerals: MUSCOVITE QUARTZ
    Year:
    Country: Congo (RDC)
  • Sample n°16146 : well-developed crystals in reddish rock matrix
    Minerals: TOURMALINE
    Year:
    Country: Congo (RDC)
  • Sample n°16149 : block with prominent cleavage
    Minerals: MICROCLINE
    Year:
    Country: Congo (RDC)
  • Sample n°14364 : massive
    Minerals: BASTNASITE
    Year: 1986
    Country: Burundi
  • Sample n°16299 : ferberite with complex alteration
    Minerals: ANTHOINITE FERBERITE
    Year:
    Country: Rwanda
  • Sample n°16301 : ferberite with complex alteration
    Minerals: FERBERITE ANTHOINITE
    Year:
    Country: Rwanda
  • Sample n°17620 : spodumene-rich pegamatite
    Minerals: SPODUMENE
    Year: 2017
    Country: Congo (RDC)
  • Sample n°17621 : coarse-crystalline cassiterite in greisen
    Minerals: CASSITERITE
    Year: 2017
    Country: Congo (RDC)
  • Sample n°17626 : concentrate
    Minerals: COLUMBITE TANTALITE
    Year: 2017
    Country: Congo (RDC)
  • Sample n°17634 : large crystals in pegmatite
    Minerals: SPODUMENE
    Year: 2017
    Country: Congo (RDC)
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