Mineralogy Database

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190 samples matching your criteria

  • Sample n°1957 : black rounded crystals (1 cm)
    Minerals: COLUMBITE
    Year:
    Country: Rwanda
  • Sample n°1958 : black square tablets (1 cm)
    Minerals: COLUMBITE
    Year:
    Country: Congo (RDC)
  • Sample n°1959 : black plates (2 cm)
    Minerals: COLUMBITE
    Year:
    Country: Rwanda
  • Sample n°1960 : black rounded crystals (2 cm)
    Minerals: TANTALITE
    Year:
    Country: Congo (RDC)
  • Sample n°1961 : grey crystals (1-3 cm)
    Minerals: RUTILE
    Year:
    Country: Congo (RDC)
  • Sample n°1962 : black concentrate (8 mm)
    Minerals: RUTILE
    Year:
    Country: Congo (RDC)
  • Sample n°1963 : black concentrate (mm)
    Minerals: ILMENITE
    Year:
    Country: Congo (RDC)
  • Sample n°1965 : massive bronze-coloured pyrrhotite in quartz
    Minerals: PYRRHOTITE
    Year:
    Country: Congo (RDC)
  • Sample n°1966 : bright grey massive block (12 cm)
    Minerals: ILMENITE
    Year:
    Country: Congo (RDC)
  • Sample n°1967 : debris (1 cm)
    Minerals: ILMENITE
    Year:
    Country: Congo (RDC)
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