Mineralogy Database

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454 samples matching your criteria

  • Sample n°2425 : black crystalline mass in purple micaceous sandstone
    Minerals: CASSITERITE
    Year:
    Country: Congo (RDC)
  • Sample n°2426 : black bipyramidal crystals (3 cm) and massive block (ferberite), white clayey blocks (anthoinite)
    Minerals: ANTHOINITE FERBERITE
    Year:
    Country: Congo (RDC)
  • Sample n°2427 : brown crystalline masses and yellow powder on vein quartz
    Minerals: CASSITERITE VARLAMOFFITE
    Year:
    Country: Congo (RDC)
  • Sample n°2428 : dull black crystal (6 cm) and various fragments
    Minerals: FERBERITE
    Year:
    Country: Congo (RDC)
  • Sample n°2429 : black crystals (5 mm) in greisen
    Minerals: WOLFRAMITE
    Year:
    Country: Congo (RDC)
  • Sample n°2485 : metallic block (20 kg)
    Minerals: BISMUTH
    Year: 1940
    Country: Congo (RDC)
  • Sample n°2486 : block (40 kg) with rounded surface
    Minerals: CASSITERITE
    Year: 1940
    Country: Congo (RDC)
  • Sample n°2489 : black bands (2 cm thick) in vein quartz
    Minerals: CASSITERITE QUARTZ
    Year:
    Country: Congo (RDC)
  • Sample n°2490 : strongly mineralised greisen
    Minerals: CASSITERITE
    Year:
    Country: Congo (RDC)
  • Sample n°2491 : scattered crystals in rock matrix, vein of subhedral quartz crystals
    Minerals: CASSITERITE QUARTZ
    Year:
    Country: Congo (RDC)
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