Mineralogy Database

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152 samples matching your criteria

  • Sample n°10467 : black shiny lamellae (1 cm) in quartz from pegmatite
    Minerals: COLUMBITE TANTALITE
    Year:
    Country: Rwanda
  • Sample n°10591 : mixed rounded blocks (5 cm)
    Minerals: SIMPSONITE CASSITERITE TANTALITE TANTALITE-(Mn)
    Year:
    Country: Congo (RDC)
  • Sample n°10906 : sample with fluorite, red thorite (var. orangite), little black columbo-tantalite
    Minerals: FLUORITE COLUMBITE TANTALITE THORITE
    Year:
    Country: Sweden
  • Sample n°11040 : black crystals in lithic pegmatite
    Minerals: TANTALITE
    Year: 1966
    Country: Namibia
  • Sample n°11257 : black debris (1-3 cm)
    Minerals: COLUMBITE TANTALITE
    Year:
    Country: Rwanda
  • Sample n°11258 : black debris (2 cm)
    Minerals: TANTALITE
    Year:
    Country: Rwanda
  • Sample n°12054 : massive coarse-grained intergrowths, one polished surface
    Minerals: CASSITERITE COLUMBITE TANTALITE
    Year: 1969
    Country: Portugal
  • Sample n°12522 : black tabular crystals (4 cm)
    Minerals: TANTALITE
    Year: 1970
    Country: Mozambique
  • Sample n°12526 : black tabular crystal (6 cm)
    Minerals: TANTALITE
    Year: 1970
    Country: Zimbabwe
  • Sample n°12721 : black massive block (6 cm)
    Minerals: TANTALITE
    Year: 1972
    Country: Congo (RDC)
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