Mineralogy Database

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456 samples matching your criteria

  • Sample n°3247 : plates (5 cm) in vein quartz
    Minerals: WOLFRAMITE QUARTZ
    Year: 1949
    Country: Congo (RDC)
  • Sample n°3271 : broken crystal (2 cm)
    Minerals: TOURMALINE
    Year: 1928
    Country: Congo (RDC)
  • Sample n°3275 : isolated black plates (1 cm)
    Minerals: COLUMBITE TANTALITE
    Year:
    Country: Congo (RDC)
  • Sample n°3276 : black concentrate (mm)
    Minerals: COLUMBITE
    Year:
    Country: Congo (RDC)
  • Sample n°3277 : disseminated in greisenised schist
    Minerals: CASSITERITE
    Year:
    Country: Congo (RDC)
  • Sample n°3278 : block of brown twinned crystals (10 cm)
    Minerals: CASSITERITE
    Year:
    Country: Congo (RDC)
  • Sample n°3279 : black crystals (5 mm), disseminated in greisen
    Minerals: CASSITERITE
    Year:
    Country: Congo (RDC)
  • Sample n°3280 : plate of bright beige prismatic crystals (1 cm)
    Minerals: CASSITERITE
    Year:
    Country: Congo (RDC)
  • Sample n°3349 : bipyramidal crystals (4 cm) on schist
    Minerals: FERBERITE
    Year: 1953
    Country: Congo (RDC)
  • Sample n°3358 : star-shaped twinning (4 cm)
    Minerals: STAUROLITE
    Year: 1953
    Country: Congo (RDC)
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