Mineralogy Database

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251 samples matching your criteria

  • Sample n°14048 : dioptase mass with small olive-green conichalcite and fornacite crystals
    Minerals: CONICHALCITE DIOPTASE FORNACITE
    Year: 1984
    Country: Congo (Congo-Brazzaville)
  • Sample n°14416 : black block (8 cm) with specular bladed plates (1-2 cm)
    Minerals: CHALCOCITE
    Year: 1986
    Country: Congo (Congo-Brazzaville)
  • Sample n°115 : massive block with malachite-azurite veins
    Minerals: AZURITE CHALCOCITE MALACHITE
    Year: 1898
    Country: Congo (Congo-Brazzaville)
  • Sample n°17093 : dense network of thick veins
    Minerals: CHALCOCITE COVELLITE
    Year: 2014
    Country: Congo (Congo-Brazzaville)
  • Sample n°17131 : intergrowth of large crystals
    Minerals: CERUSSITE
    Year: 2014
    Country: Congo (Congo-Brazzaville)
  • Sample n°17218 : coating of coarse-crystalline colourless hemimorphite
    Minerals: HEMIMORPHITE
    Year: 2015
    Country: Congo (Congo-Brazzaville)
  • Sample n°17219 : coating of well-developed crystals
    Minerals: DIOPTASE
    Year: 2015
    Country: Congo (Congo-Brazzaville)
  • Sample n°17336 : coating of well-developed crystals
    Minerals: DIOPTASE
    Year: 2016
    Country: Congo (Congo-Brazzaville)
  • Sample n°17422 : large well-developed crystal (6 cm)
    Minerals: WULFENITE
    Year: 2017
    Country: Congo (Congo-Brazzaville)
  • Sample n°18350 : fragment with abundant fine-grained hemimorphite
    Minerals: HEMIMORPHITE
    Year: 2017
    Country: Congo (Congo-Brazzaville)
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