Mineralogy Database

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1477 samples matching your criteria

  • Sample n°8605 : brown blocks with pink clayey surface
    Minerals: COLUMBITE
    Year: 1971
    Country: Congo (RDC)
  • Sample n°8609 : brown concentrate (1 cm)
    Minerals: CORUNDUM
    Year:
    Country: Congo (RDC)
  • Sample n°8611 : concentrate (5 mm)
    Minerals: CHRYSOBERYL
    Year:
    Country: Congo (RDC)
  • Sample n°8617 : debris of crust
    Minerals: GOETHITE
    Year:
    Country: Congo (RDC)
  • Sample n°8619 : red rounded debris (1 cm)
    Minerals: MONAZITE
    Year:
    Country: Congo (RDC)
  • Sample n°8621 : massive granular block (6 cm)
    Minerals: MAGNETITE
    Year:
    Country: Congo (RDC)
  • Sample n°8622 : red concentrate (5 mm), var. martite
    Minerals: HEMATITE
    Year: 1972
    Country: Congo (RDC)
  • Sample n°8625 : massive ore in quartz
    Minerals: ARSENOPYRITE PYRITE
    Year:
    Country: Congo (RDC)
  • Sample n°8627 : bright black mineralised block
    Minerals: MANGANITE
    Year:
    Country: Congo (RDC)
  • Sample n°8628 : black concentrate (8 mm)
    Minerals: RUTILE
    Year:
    Country: Congo (RDC)
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