Mineralogy Database

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1477 samples matching your criteria

  • Sample n°4302 : blue concentrate (8 mm), var. sapphire
    Minerals: CORUNDUM
    Year: 1954
    Country: Congo (RDC)
  • Sample n°4309 : hexagonal specular black crystal (2 cm)
    Minerals: HEMATITE
    Year: 1954
    Country: Congo (RDC)
  • Sample n°4323 : rounded grey crystals (2-5 cm)
    Minerals: RUTILE
    Year: 1954
    Country: Congo (RDC)
  • Sample n°4324 : striated crystals (2-4 cm)
    Minerals: RUTILE
    Year: 1954
    Country: Congo (RDC)
  • Sample n°4328 : layer of brown specular crystals (2-6 cm)
    Minerals: CASSITERITE
    Year: 1954
    Country: Congo (RDC)
  • Sample n°4338 : brown crystals (2 cm) and xyloidal cassiterite
    Minerals: CASSITERITE
    Year:
    Country: Congo (RDC)
  • Sample n°4348 : aggregate of brown crystals (5 cm)
    Minerals: CASSITERITE
    Year: 1954
    Country: Congo (RDC)
  • Sample n°4350 : black crystals (3 cm)
    Minerals: CASSITERITE
    Year: 1954
    Country: Congo (RDC)
  • Sample n°4355 : bright brown crystal (1 cm)
    Minerals: CASSITERITE
    Year: 1954
    Country: Congo (RDC)
  • Sample n°4358 : yellow transparent fragment (1 cm)
    Minerals: CASSITERITE
    Year: 1954
    Country: Congo (RDC)