Mineralogy Database

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45 samples matching your criteria

  • Sample n°431 : massive block and crystals (3 mm)
    Minerals: DIOPTASE QUARTZ
    Year:
    Country: Congo (Congo-Brazzaville)
  • Sample n°1120 : small crystals in geodic block
    Minerals: DIOPTASE
    Year: 1933
    Country: Congo (Congo-Brazzaville)
  • Sample n°1880 : green fibro-radial mass (1 cm) on limestone
    Minerals: VARISCITE
    Year:
    Country: Congo (Congo-Brazzaville)
  • Sample n°2933 : crust
    Minerals: CHRYSOCOLLA
    Year: 1948
    Country: Congo (Congo-Brazzaville)
  • Sample n°2934 : massive block
    Minerals: CHALCOCITE
    Year: 1948
    Country: Congo (Congo-Brazzaville)
  • Sample n°2956 : debris of crystals
    Minerals: DIOPTASE
    Year: 1914
    Country: Congo (Congo-Brazzaville)
  • Sample n°4621 : dioptase crystals (1 cm) on blue striated chrysocolla substrate
    Minerals: DIOPTASE CHRYSOCOLLA
    Year: 1954
    Country: Congo (Congo-Brazzaville)
  • Sample n°4728 : quartz geode with dioptase, in rock with katangite impregnation
    Minerals: DIOPTASE QUARTZ KATANGITE (plancheite)
    Year: 1954
    Country: Congo (Congo-Brazzaville)
  • Sample n°7201 : group of large crystals (1 cm)
    Minerals: DIOPTASE
    Year: 1959
    Country: Congo (Congo-Brazzaville)
  • Sample n°7202 : blue plancheite mass, damaged dioptase crystals
    Minerals: PLANCHEITE DIOPTASE
    Year: 1959
    Country: Congo (Congo-Brazzaville)
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