Mineralogy Database

Search |  About the mineralogy database |  Contact

7938 samples matching your criteria

  • Sample n°236 : white pisolithic bauxite
    Minerals: unspecified
    Year: 1904
    Country: Congo (RDC)
  • Sample n°237 : red pisolithic bauxite
    Minerals: KAOLINITE HEMATITE
    Year: 1904
    Country: Congo (RDC)
  • Sample n°238 : massive cleaved block
    Minerals: BARYTE
    Year: 1910
    Country: Congo (RDC)
  • Sample n°241 : desintegrated aggregate of black crystals
    Minerals: VIVIANITE
    Year: 1904
    Country: Congo (RDC)
  • Sample n°242 : concretions with the shape of tubes and branches
    Minerals: GOETHITE
    Year: 1905
    Country: Congo (RDC)
  • Sample n°243 : partly rounded fragment
    Minerals: CASSITERITE
    Year: 1910
    Country: Congo (RDC)
  • Sample n°244 : group of clear prismatic crystals (3 to 12 cm)
    Minerals: QUARTZ
    Year: 1910
    Country: Congo (RDC)
  • Sample n°245 : block of white clay
    Minerals: KAOLINITE
    Year: 1910
    Country: Congo (RDC)
  • Sample n°246 : pink, massive
    Minerals: CHALCEDONY (quartz)
    Year: 1910
    Country: Congo (RDC)
  • Sample n°249 : coarse-crystalline hematite in quartz vein
    Minerals: HEMATITE QUARTZ
    Year:
    Country: Congo (RDC)
Previous page