Mineralogy Database

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7938 samples matching your criteria

  • Sample n°4218 : dioptase crust on rock substrate
    Minerals: DIOPTASE COPPER KATANGITE (plancheite)
    Year:
    Country: Congo (RDC)
  • Sample n°4219 : cauliflower-shaped nodules
    Minerals: MALACHITE
    Year:
    Country: Congo (RDC)
  • Sample n°4220 : sample with metatorbernite crystals, partly covered by heterogenite
    Minerals: METATORBERNITE HETEROGENITE
    Year: 1954
    Country: Congo (RDC)
  • Sample n°4226 : reniform nodules, electrolytic copper
    Minerals: COPPER
    Year: 1925
    Country: Congo (RDC)
  • Sample n°4228 : crust of elongated orange-brown crystals, partly as radial aggregates (5 cm)
    Minerals: CALCITE
    Year:
    Country: Congo (RDC)
  • Sample n°4231 : gold on corroded quartz
    Minerals: GOLD QUARTZ
    Year:
    Country: Congo (RDC)
  • Sample n°4232 : abundant aggregates on quartz fragment
    Minerals: GOLD QUARTZ
    Year:
    Country: Congo (RDC)
  • Sample n°4233 : gold on geodic quartz
    Minerals: GOLD QUARTZ
    Year:
    Country: Congo (RDC)
  • Sample n°4237 : nugget (3.5 g)
    Minerals: GOLD
    Year: 1954
    Country: Congo (RDC)
  • Sample n°4238 : platelets on quartz with tourmaline needles
    Minerals: GOLD TOURMALINE
    Year: 1951
    Country: Congo (RDC)
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