Mineralogy Database

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35 samples matching your criteria

  • Sample n°9879 : sample with various Fe-Mn phosphates (strongly radioactive sample)
    Minerals: unidentified
    Year:
    Country: Congo (RDC)
  • Sample n°10808 : sample composed of radioactive powder
    Minerals: unidentified
    Year: 1966
    Country: Congo (RDC)
  • Sample n°13507 : sample with powdery yellow coating, donated as schoepite
    Minerals: unidentified
    Year: 1978
    Country: USA
  • Sample n°13596 : sample with various unidentified minerals, metamict zircon
    Minerals: ZIRCON unidentified
    Year: 1978
    Country: USA
  • Sample n°13683 : sample with unidentified minerals - olive-green crystals and small blue crystals
    Minerals: unidentified
    Year: 1979
    Country: Congo (RDC)
  • Sample n°13684 : sample with unidentified mineral - small dark green crystals
    Minerals: unidentified
    Year: 1979
    Country: Congo (RDC)
  • Sample n°13744 : sample with yellow crystals of unidentified mineral
    Minerals: unidentified
    Year: 1980
    Country: United Kingdom
  • Sample n°13745 : sample with white tabular crystals of unidentified mineral
    Minerals: unidentified
    Year: 1980
    Country: United Kingdom
  • Sample n°13860 : sample with unidentified white micaceous material
    Minerals: unidentified
    Year: 1980
    Country: Portugal
  • Sample n°13878 : block of mixed phosphates (8 cm)
    Minerals: unidentified
    Year: 1980
    Country: Portugal