Mineralogy Database

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85 samples matching your criteria

  • Sample n°15489 : prismatic crystal, var. chiastolite
    Minerals: ANDALUSITE
    Year: 1989
    Country: Rwanda
  • Sample n°15955 : fragments
    Minerals: BISMUTHINITE
    Year:
    Country: Rwanda
  • Sample n°16947 : abundant cassiterite along quartz vein
    Minerals: CASSITERITE
    Year:
    Country: Rwanda
  • Sample n°16944 : vein fragment
    Minerals: CASSITERITE
    Year:
    Country: Rwanda
  • Sample n°16946 : vein fragment
    Minerals: CASSITERITE
    Year:
    Country: Rwanda
  • Sample n°18536 : thick layered crust, grading to amethyst
    Minerals: QUARTZ
    Year:
    Country: Rwanda
  • Sample n°18546 : fragment, var. chiastolite
    Minerals: ANDALUSITE
    Year:
    Country: Rwanda
  • Sample n°12493.33 : prismatic crystal
    Minerals: COLUMBITE
    Year: 1970
    Country: Rwanda
  • Sample n°18581 : coarse-crystalline block
    Minerals: DOLOMITE
    Year:
    Country: Rwanda
  • Sample n°18582 : coarse-crystalline material, formerly interpreted as carbonatite deposit
    Minerals: DOLOMITE
    Year:
    Country: Rwanda
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