Mineralogy Database

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102 samples matching your criteria

  • Sample n°4750 : small crystals in pegmatite
    Minerals: GALENA
    Year:
    Country: Congo (RDC)
  • Sample n°5826.1 : massive, pink
    Minerals: MICROCLINE
    Year: 1955
    Country: Congo (RDC)
  • Sample n°12352 : sample with uraninite, blue metallic chalcocite, bright white metallic siegenite
    Minerals: URANINITE CALCITE CHALCOCITE SIEGENITE
    Year: 1970
    Country: Congo (RDC)
  • Sample n°13924 : sample grey microlite (partly white), yellow zircon
    Minerals: MICROLITE ZIRCON
    Year: 1982
    Country: Congo (RDC)
  • Sample n°13945 : quartz with earthy black ferberite masses, altered to yellow tungstite and white anthoinite, blocks of 8-15 cm
    Minerals: ANTHOINITE FERBERITE TUNGSTITE QUARTZ
    Year: 1982
    Country: Rwanda
  • Sample n°14354 : plate of crystals (14 cm)
    Minerals: CASSITERITE
    Year: 1986
    Country: Rwanda
  • Sample n°14355 : rust-coloured crystal (10 cm)
    Minerals: CASSITERITE
    Year: 1986
    Country: Rwanda
  • Sample n°14356 : block of rust-coloured crystals (3 kg)
    Minerals: CASSITERITE
    Year: 1986
    Country: Rwanda
  • Sample n°14357 : block of bright black crystals (6 mm)
    Minerals: CASSITERITE
    Year: 1986
    Country: Rwanda
  • Sample n°14358 : black block (5 cm)
    Minerals: COLUMBITE TANTALITE
    Year: 1986
    Country: Rwanda
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