Mineralogy Database

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32 samples matching your criteria

  • Sample n°5904 : concentrate (1.4 % U308)
    Minerals: MICROLITE
    Year: 1957
    Country: Rwanda
  • Sample n°5905 : concentrate (1.33 % U3O8)
    Minerals: MICROLITE
    Year: 1957
    Country: Rwanda
  • Sample n°6416 : yellow block (2 cm)
    Minerals: MICROLITE
    Year: 1958
    Country: Congo (RDC)
  • Sample n°8604 : mixed yellow and black debtris
    Minerals: COLUMBITE MICROLITE
    Year:
    Country: Congo (RDC)
  • Sample n°8606 : pink blocks
    Minerals: MICROLITE
    Year:
    Country: Uganda
  • Sample n°8607 : pink microlite with enclosed black metallic tantalite
    Minerals: MICROLITE TANTALITE
    Year: 1972
    Country: Uganda
  • Sample n°8608 : pink microlite with enclosed black metallic tantalite
    Minerals: MICROLITE TANTALITE
    Year: 1972
    Country: Uganda
  • Sample n°8770 : sample composed of uraniferous microlite concentrate
    Minerals: MICROLITE
    Year: 1960
    Country: Rwanda
  • Sample n°8812 : sample composed of concentrate of radioactive microlite
    Minerals: MICROLITE
    Year:
    Country: Rwanda
  • Sample n°9694 : sample composed of concentratre of yellow-red microlite with greasy lustre, dark brown columbite
    Minerals: MICROLITE COLUMBITE
    Year: 1962
    Country: Rwanda