Mineralogy Database

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4 samples matching your criteria

  • Sample n°12681 : aggregate of bright plates (7 cm)
    Minerals: WOLFRAMITE
    Year: 1971
    Country: Congo (RDC)
  • Sample n°12874 : dark grey debris
    Minerals: PYROLUSITE
    Year: 1972
    Country: Congo (RDC)
  • Sample n°17788 : rounded fragments
    Minerals: BISMUTH
    Year: 2017
    Country: Congo (RDC)
  • Sample n°16545 : fragments
    Minerals: MANGANITE
    Year:
    Country: Congo (RDC)
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