Mineralogy Database

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853 samples matching your criteria

  • Sample n°4611 : bright black massive block
    Minerals: GARNET
    Year:
    Country: Madagascar
  • Sample n°4613 : massive block with small malachite crystals in geode
    Minerals: MANGANITE PYROLUSITE
    Year:
    Country: Unknown
  • Sample n°4614 : block of brown crystals (10 cm)
    Minerals: GARNET
    Year:
    Country: Unknown
  • Sample n°4615 : broken round garnet crystals and black octahedral magnetite crystals in green micaschist
    Minerals: GARNET MAGNETITE
    Year:
    Country: Unknown
  • Sample n°4616 : round brown crystals on red quartzite
    Minerals: GARNET
    Year:
    Country: Unknown
  • Sample n°4618 : well-developed rhombohedral crystals
    Minerals: DIOPTASE
    Year:
    Country: Congo (RDC)
  • Sample n°4619 : dull crystals (1 cm)
    Minerals: DIOPTASE
    Year:
    Country: Congo (RDC)
  • Sample n°4620 : twinned crystals
    Minerals: DIOPTASE
    Year:
    Country: Congo (RDC)
  • Sample n°4621 : dioptase crystals (1 cm) on blue striated chrysocolla substrate
    Minerals: DIOPTASE CHRYSOCOLLA
    Year: 1954
    Country: Congo (Congo-Brazzaville)
  • Sample n°4622 : hexagonal crystal on quartz crust
    Minerals: DIOPTASE QUARTZ
    Year:
    Country: Congo (RDC)