Mineralogy Database

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4 samples matching your criteria

  • Sample n°672 : concretionary
    Minerals: VARISCITE
    Year: 1926
    Country: Congo (RDC)
  • Sample n°673 : massive
    Minerals: PYROLUSITE
    Year: 1926
    Country: Congo (RDC)
  • Sample n°6279 : coatings on cavernous rock
    Minerals: VARISCITE
    Year:
    Country: Congo (RDC)
  • Sample n°7072 : blue coatings on breccia
    Minerals: TURQUOISE
    Year: 1959
    Country: Congo (RDC)
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