Mineralogy Database

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106 samples matching your criteria

  • Sample n°12811 : black crystals (1 cm) disseminated in rock
    Minerals: WOLFRAMITE
    Year: 1972
    Country: South Africa
  • Sample n°12813 : block of shiny crystalline material
    Minerals: LITHIOPHILITE
    Year: 1972
    Country: South Africa
  • Sample n°12814 : black block with brown crust
    Minerals: ALLANITE-(Ce)
    Year: 1972
    Country: South Africa
  • Sample n°12815 : black mass with ochreous cover
    Minerals: EUXENITE-(Y)
    Year: 1972
    Country: South Africa
  • Sample n°12816 : black vitreous block
    Minerals: FERGUSONITE
    Year: 1972
    Country: South Africa
  • Sample n°12817 : tiger's eye (silicified crocidolite) (15 cm)
    Minerals: RIEBECKITE QUARTZ
    Year: 1972
    Country: South Africa
  • Sample n°13327 : tiger's eye (silicified crocidolite), polished (8 cm)
    Minerals: RIEBECKITE
    Year: 1975
    Country: South Africa
  • Sample n°13328 : tiger's eye (silicified crocidolite), polished (7 cm)
    Minerals: RIEBECKITE
    Year: 1975
    Country: South Africa
  • Sample n°13590 : translucent rhombohedral crystals (15 cm)
    Minerals: CALCITE
    Year: 1978
    Country: South Africa
  • Sample n°13591 : specular tabular material on calcite
    Minerals: MANGANITE CALCITE
    Year: 1978
    Country: South Africa
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