Mineralogy Database

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1547 samples matching your criteria

  • Sample n°17888 : mass in quartz vein
    Minerals: TUNGSTITE
    Year: 2017
    Country: Rwanda
  • Sample n°17889 : highly altered ferberite
    Minerals: FERBERITE TUNGSTITE
    Year: 2017
    Country: Rwanda
  • Sample n°17890 : complex alteration of scheelite precursor to hydrokenoelsmoreite, var ferrotungstite
    Minerals: HYDROKENOELSMOREITE FERBERITE
    Year: 2017
    Country: Rwanda
  • Sample n°17891 : complex alteration
    Minerals: FERBERITE TUNGSTITE
    Year: 2017
    Country: Rwanda
  • Sample n°17893 : rounded fragments
    Minerals: CASSITERITE
    Year: 2017
    Country: Rwanda
  • Sample n°17894 : rounded fragments
    Minerals: CASSITERITE
    Year: 2017
    Country: Rwanda
  • Sample n°17895 : porous material
    Minerals: FERBERITE
    Year: 2017
    Country: Rwanda
  • Sample n°17896 : fibrous aggregates
    Minerals: ACTINOLITE
    Year: 2017
    Country: Rwanda
  • Sample n°17897 : crystals in quartz, with altered fibrous aspect
    Minerals: TOURMALINE
    Year: 2017
    Country: Rwanda
  • Sample n°17898 : large single crystal
    Minerals: COLUMBITE
    Year: 2017
    Country: Rwanda
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