Mineralogy Database

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4831 samples matching your criteria

  • Sample n°3307 : breccious rock impregnated with chrysocolla, geode with dark green malachite
    Minerals: MALACHITE CHRYSOCOLLA
    Year: 1926
    Country: Congo (RDC)
  • Sample n°3310 : chalcopyrite in carbonate rock
    Minerals: CHALCOPYRITE
    Year: 1923
    Country: Congo (RDC)
  • Sample n°3320 : curved filaments, one larger nugget
    Minerals: GOLD
    Year:
    Country: Congo (RDC)
  • Sample n°3321 : nuggets
    Minerals: GOLD
    Year:
    Country: Congo (RDC)
  • Sample n°3330 : large striated crystals in greisen (50 kg)
    Minerals: CASSITERITE
    Year:
    Country: Congo (RDC)
  • Sample n°3331 : massive
    Minerals: CASSITERITE
    Year:
    Country: Congo (RDC)
  • Sample n°3332 : alluvial
    Minerals: CASSITERITE
    Year:
    Country: Congo (RDC)
  • Sample n°3334 : impregnations and black layers
    Minerals: HETEROGENITE
    Year:
    Country: Congo (RDC)
  • Sample n°3335 : powdery
    Minerals: HETEROGENITE
    Year:
    Country: Congo (RDC)
  • Sample n°3336 : earthy block
    Minerals: HETEROGENITE MALACHITE
    Year:
    Country: Congo (RDC)
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