Mineralogy Database

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3 samples matching your criteria

  • Sample n°330 : brown platelets on pegmatite
    Minerals: PHLOGOPITE
    Year:
    Country: Congo (RDC)
  • Sample n°331 : white cleaved blocks
    Minerals: MICROCLINE
    Year:
    Country: Congo (RDC)
  • Sample n°4800 : black concentrate
    Minerals: COLUMBITE TANTALITE
    Year: 1955
    Country: Congo (RDC)
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