Mineralogy Database

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112 samples matching your criteria

  • Sample n°14502 : cut stone (cabochon cut)
    Minerals: CORUNDUM ZOISITE
    Year: 1990
    Country: Tanzania
  • Sample n°14503 : red transparent fragment, var. ruby
    Minerals: CORUNDUM
    Year: 1990
    Country: Tanzania
  • Sample n°14504 : red transparent cut stone (cabochon cut), var. ruby
    Minerals: CORUNDUM
    Year: 1990
    Country: Tanzania
  • Sample n°14505 : barrel-shaped crystal, var. ruby
    Minerals: CORUNDUM
    Year: 1990
    Country: Madagascar
  • Sample n°14506 : red cut stone , var. ruby
    Minerals: CORUNDUM
    Year: 1990
    Country: Madagascar
  • Sample n°14507 : fragment, var. ruby, with green parts
    Minerals: CORUNDUM
    Year: 1990
    Country: Madagascar
  • Sample n°14508 : cut stone tcabochon cut), var. ruby, with green parts
    Minerals: CORUNDUM
    Year: 1990
    Country: Madagascar
  • Sample n°15029 : reddish fragment, var. ruby
    Minerals: CORUNDUM
    Year: 1991
    Country: Tanzania
  • Sample n°15030 : reddish fragment, var. ruby
    Minerals: CORUNDUM
    Year: 1991
    Country: Tanzania
  • Sample n°18526 : gem-quality fragments, var. ruby, var. sapphire
    Minerals: CHRYSOBERYL CORUNDUM ZIRCON
    Year:
    Country: Congo (RDC)