Mineralogy Database

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4696 samples matching your criteria

  • Sample n°189 : massive, specular, in quartz-rich rock
    Minerals: HEMATITE
    Year: 1901
    Country: Congo (RDC)
  • Sample n°190 : specular
    Minerals: HEMATITE
    Year: 1901
    Country: Congo (RDC)
  • Sample n°191 : specular and ochre coating
    Minerals: GOETHITE HEMATITE
    Year: 1901
    Country: Congo (RDC)
  • Sample n°192 : grey fibrous crystals
    Minerals: TREMOLITE
    Year: 1901
    Country: Congo (RDC)
  • Sample n°193 : massive
    Minerals: CALCITE
    Year: 1901
    Country: Congo (RDC)
  • Sample n°195 : traces on rock
    Minerals: MALACHITE
    Year: 1901
    Country: Congo (RDC)
  • Sample n°200 : earthy yellowish material, lampadite
    Minerals: ASBOLANE
    Year: 1901
    Country: Congo (RDC)
  • Sample n°204 : specular lamellae
    Minerals: HEMATITE QUARTZ
    Year: 1901
    Country: Congo (RDC)
  • Sample n°206 : specular lamellae in folded bed
    Minerals: HEMATITE
    Year: 1901
    Country: Congo (RDC)
  • Sample n°207 : black encrustations
    Minerals: MANGANESE OXIDES
    Year: 1901
    Country: Congo (RDC)
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