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11 samples matching your criteria

  • Sample n°14199 : black amphibolite (8 cm) with crystals, coarse gravel, one crystal in gangue material, one hexagonal primsatic crystal, one red cut stone (0.29 g) and cabochon cut stone (2.02 g), var. ruby
    Minerals: CORUNDUM
    Year: 1983
    Country: India
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