Mineralogy Database

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9 samples matching your criteria

  • Sample n°33 : block (5 cm), specular
    Minerals: SPHALERITE
    Year: 1897
    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°17093 : dense network of thick veins
    Minerals: CHALCOCITE COVELLITE
    Year: 2014
    Country: Congo (Congo-Brazzaville)
  • Sample n°17096 : massive block
    Minerals: CHALCOCITE
    Year:
    Country: Congo (Congo-Brazzaville)
  • Sample n°19074 : galena aggregates in fine-grained pyrite matrix, with polished sections
    Minerals: GALENA PYRITE
    Year:
    Country: Congo (Congo-Brazzaville)
  • Sample n°19075 : galena aggregates and orange brown sphalerite in fine-grained pyrite matrix, with polished sections
    Minerals: GALENA PYRITE SPHALERITE
    Year:
    Country: Congo (Congo-Brazzaville)
  • Sample n°19076 : veins in rock matrix, with polished section
    Minerals: GALENA
    Year:
    Country: Congo (Congo-Brazzaville)
  • Sample n°19077 : massive
    Minerals: AZURITE MALACHITE
    Year:
    Country: Congo (Congo-Brazzaville)
  • Sample n°19078 : crust fragments
    Minerals: CHALCANTHITE
    Year:
    Country: Congo (Congo-Brazzaville)
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