Mineralogy Database

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45 samples matching your criteria

  • Sample n°8990 : stacked stalactites, partly with nodular surface (35 cm length)
    Minerals: MALACHITE
    Year: 1961
    Country: Congo (Congo-Brazzaville)
  • Sample n°10109 : dioptase crystals (1 cm) on rock impregnated with katangite
    Minerals: DIOPTASE KATANGITE (plancheite)
    Year: 1964
    Country: Congo (Congo-Brazzaville)
  • Sample n°10110 : mixed crystalline coating, with apple-green dioptase and dark green fornacite
    Minerals: DIOPTASE FORNACITE PLANCHEITE
    Year: 1964
    Country: Congo (Congo-Brazzaville)
  • Sample n°10111 : small dark green fornacite crystals, olive-coloured duftite, in copper-rich substrate
    Minerals: DUFTITE FORNACITE CHALCOCITE PLANCHEITE
    Year: 1964
    Country: Congo (Congo-Brazzaville)
  • Sample n°10112 : geode with well-developed crystals (1 cm)
    Minerals: DIOPTASE
    Year: 1964
    Country: Congo (Congo-Brazzaville)
  • Sample n°10113 : dioptase veins and geode, covering calcite coatings
    Minerals: CALCITE DIOPTASE
    Year: 1964
    Country: Congo (Congo-Brazzaville)
  • Sample n°10765 : debris
    Minerals: DIOPTASE SHATTUCKITE
    Year:
    Country: Congo (Congo-Brazzaville)
  • Sample n°10766 : debris
    Minerals: DIOPTASE PLANCHEITE
    Year:
    Country: Congo (Congo-Brazzaville)
  • Sample n°10768.1 : asbest-like variety, fine-grained debris, powder
    Minerals: PLANCHEITE
    Year:
    Country: Congo (Congo-Brazzaville)
  • Sample n°10768.2 : debris of concretions
    Minerals: PLANCHEITE
    Year:
    Country: Congo (Congo-Brazzaville)
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