Mineralogy Database

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43 samples matching your criteria

  • Sample n°2463 : massive, with cleavage
    Minerals: HEMATITE
    Year: 1938
    Country: Congo (Congo-Brazzaville)
  • Sample n°2464 : stalagmite
    Minerals: CALCITE
    Year: 1938
    Country: Congo (Congo-Brazzaville)
  • Sample n°2468 : zoned chalcedony with geodes of microcrystalline quartz
    Minerals: CHALCEDONY (quartz) QUARTZ
    Year: 1937
    Country: Congo (RDC)
  • Sample n°2878 : cave pearl
    Minerals: CALCITE
    Year: 1950
    Country: Congo (RDC)
  • Sample n°3021 : bright crystals in geode
    Minerals: QUARTZ
    Year: 1937
    Country: Congo (RDC)
  • Sample n°3022 : geode (7 cm)
    Minerals: QUARTZ
    Year: 1937
    Country: Angola
  • Sample n°3024 : massive block (3 cm)
    Minerals: AZURITE
    Year: 1938
    Country: Congo (RDC)
  • Sample n°3098 : plate of bladed crystals
    Minerals: GYPSUM
    Year: 1938
    Country: Angola
  • Sample n°3529 : tabular crystal (1 cm)
    Minerals: CALCITE
    Year:
    Country: Congo (Congo-Brazzaville)
  • Sample n°3609 : round aggregates of crystals in geode
    Minerals: CALCITE
    Year: 1938
    Country: Congo (RDC)
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