Mineralogy Database

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4852 samples matching your criteria

  • Sample n°2840 : sample with large orange tabular becquerelite crystals, crust of orange acicular masuyite crystals, aggregate of yellow studtite fibres, yellow uranophane plates in becquerelite and studtite, radial sklodowskite aggregates
    Minerals: BECQUERELITE MASUYITE SKLODOWSKITE STUDTITE URANINITE URANOPHANE
    Year: 1949
    Country: Congo (RDC)
  • Sample n°2841 : bright black massive material
    Minerals: SULVANITE
    Year: 1949
    Country: Congo (RDC)
  • Sample n°2842 : malachite nodules, heterogenite coatings
    Minerals: HETEROGENITE MALACHITE
    Year:
    Country: Congo (RDC)
  • Sample n°2843 : pink mass with cleavage
    Minerals: ORTHOCLASE
    Year: 1949
    Country: Congo (RDC)
  • Sample n°2844 : white sulfides, microscopic stilleite, selenium-bearing siegenite
    Minerals: SIEGENITE STILLEITE
    Year: 1949
    Country: Congo (RDC)
  • Sample n°2845 : sample with bottle-green sengierite crust
    Minerals: SENGIERITE HETEROGENITE TALC
    Year: 1949
    Country: Congo (RDC)
  • Sample n°2846 : black vanadinite crystals in white crystalline calcite mass
    Minerals: VANADINITE CALCITE
    Year: 1949
    Country: Congo (RDC)
  • Sample n°2847 : debris of crystals
    Minerals: RUTILE
    Year: 1949
    Country: Congo (RDC)
  • Sample n°2848 : blue contretionary material, probably artificial
    Minerals: SODALITE
    Year: 1949
    Country: Congo (RDC)
  • Sample n°2849 : intergrowth of large euhedral to subhedral crystals
    Minerals: GYPSUM
    Year: 1949
    Country: Congo (RDC)
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