Mineralogy Database

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1151 samples matching your criteria

  • Sample n°17882 : crystals in quartz matrix
    Minerals: FERBERITE
    Year: 2017
    Country: Rwanda
  • Sample n°17883 : pyramidal crystal
    Minerals: FERBERITE
    Year: 2017
    Country: Rwanda
  • Sample n°17884 : coarse-crystalline aggregate
    Minerals: FERBERITE
    Year: 2017
    Country: Rwanda
  • Sample n°17885 : large fragments
    Minerals: COLUMBITE TANTALITE
    Year: 2017
    Country: Rwanda
  • Sample n°17886 : large crystal
    Minerals: FERBERITE
    Year: 2017
    Country: Rwanda
  • Sample n°17887 : fragment with possible assicated scheelite
    Minerals: FERBERITE
    Year: 2017
    Country: Rwanda
  • 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
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