Mineralogy Database

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4 samples matching your criteria

  • Sample n°4440 : isolated black plates (2 cm)
    Minerals: COLUMBITE TANTALITE
    Year: 1954
    Country: Congo (RDC)
  • Sample n°4563 : rounded black crystals (1 cm)
    Minerals: WOLFRAMITE
    Year: 1954
    Country: Congo (RDC)
  • Sample n°17783 : brown cassiterite in vein quartz
    Minerals: CASSITERITE
    Year: 2017
    Country: Congo (RDC)
  • Sample n°19974 : crystals in quartz
    Minerals: TOURMALINE
    Year: 2023
    Country: Congo (RDC)
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