Mineralogy Database

Search |  About the mineralogy database |  Contact

237 samples matching your criteria

  • Sample n°6206 : sample with golden yellow triangulite plates, few meta-autunite plates
    Minerals: TRIANGULITE COLUMBITE META-AUTUNITE PHOSPHURANYLITE TANTALITE ZIRCON
    Year: 1958
    Country: Congo (RDC)
  • Sample n°6215 : sample with bright black columbite, brown childrenite rosettes, blue apatite (weakly radioactive sample)
    Minerals: COLUMBITE APATITE CHILDRENITE ORTHOCLASE
    Year: 1958
    Country: Congo (RDC)
  • Sample n°6217 : sample with traces of meta-autunite
    Minerals: META-AUTUNITE COLUMBITE MUSCOVITE
    Year: 1958
    Country: Congo (RDC)
  • Sample n°6396 : sample with beige-brown-orange samarskite, black columbite
    Minerals: COLUMBITE SAMARSKITE-(Y)
    Year:
    Country: Congo (RDC)
  • Sample n°6417 : sample with columbite, little meta-autunite
    Minerals: COLUMBITE META-AUTUNITE
    Year: 1958
    Country: Congo (RDC)
  • Sample n°6418 : sample with columbite, metamict zircon
    Minerals: COLUMBITE ZIRCON
    Year: 1958
    Country: Congo (RDC)
  • Sample n°6419 : sample with lemon-yellow moreauite spheres, pale yellow tabular furongite crystals, metamict zircon
    Minerals: FURONGITE MOREAUITE COLUMBITE ZIRCON
    Year: 1958
    Country: Congo (RDC)
  • Sample n°6629 : sample with uraninite (partly yellow), bottle-green gahnite, black ixiolite plates, fragmented columbo-tantalite crystals
    Minerals: GAHNITE IXIOLITE URANINITE COLUMBITE TANTALITE
    Year: 1955
    Country: Brazil
  • Sample n°7051 : plates (1 cm)
    Minerals: COLUMBITE
    Year:
    Country: Unknown
  • Sample n°7053 : concentrate (8 mm)
    Minerals: COLUMBITE
    Year:
    Country: Unknown
Previous page