Mineralogy Database

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74 samples matching your criteria

  • Sample n°10235 : small massive block with conchoidal fracture, one polished face, small chrysocolla vein (1 mm)
    Minerals: TENORITE CHRYSOCOLLA
    Year: 1964
    Country: Congo (RDC)
  • Sample n°10785 : sample with yellow guilleminite, grey-black derriksite crystals in geode, massive olive-coloured demesmaekerite, blue chalcomenite
    Minerals: DERRIKSITE GUILLEMINITE CHALCOMENITE DEMESMAEKERITE DIGENITE MALACHITE
    Year: 1966
    Country: Congo (RDC)
  • Sample n°10789 : powder
    Minerals: HETEROGENITE
    Year: 1964
    Country: Congo (RDC)
  • Sample n°10790 : powder
    Minerals: HETEROGENITE
    Year:
    Country: Congo (RDC)
  • Sample n°10793 : massive impregnation of light-coloured schist
    Minerals: HETEROGENITE
    Year:
    Country: Congo (RDC)
  • Sample n°10794 : powder
    Minerals: HETEROGENITE
    Year:
    Country: Congo (RDC)
  • Sample n°10795 : nodules (malachite), shiny black crust (heterogenite)
    Minerals: HETEROGENITE CHRYSOCOLLA MALACHITE
    Year:
    Country: Congo (RDC)
  • Sample n°10796 : sample composed of powder
    Minerals: URANINITE
    Year: 1966
    Country: Congo (RDC)
  • Sample n°10798 : fragments of fibrous layer
    Minerals: HETEROGENITE
    Year:
    Country: Congo (RDC)
  • Sample n°10799 : sample composed of powder (radioactive)
    Minerals: HETEROGENITE
    Year: 1966
    Country: Congo (RDC)
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