Mineralogy Database

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Hierarchical browse (Geography) >> Congo (RDC) >> Kivu >> Mwenga, Mirira river

2 samples matching your criteria

• Sample n°10848 : long black striated needles in gold-bearing quartz
  Minerals: TOURMALINE QUARTZ

  Year: 1933

  Country: Congo (RDC)
• Sample n°10863 : bright black coating on vein quartz
  Minerals: GRAPHITE QUARTZ

  Year: 1930

  Country: Congo (RDC)

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