Mineralogy Database

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141 samples matching your criteria

  • Sample n°930 : specular (hematite), granular (magnetite)
    Minerals: HEMATITE MAGNETITE QUARTZ
    Year:
    Country: Congo (RDC)
  • Sample n°1020 : octahedral crystals in quartzite
    Minerals: MAGNETITE
    Year: 1938
    Country: Congo (RDC)
  • Sample n°1023 : crust of octahedral crystals
    Minerals: MAGNETITE QUARTZ
    Year: 1938
    Country: Congo (RDC)
  • Sample n°1091 : black massive block
    Minerals: MAGNETITE
    Year: 1938
    Country: Angola
  • Sample n°1249 : massive, granular
    Minerals: MAGNETITE
    Year: 1946
    Country: Unknown
  • Sample n°1259 : magnetite as octahedral crystals
    Minerals: MAGNETITE MALACHITE
    Year: 1912
    Country: Congo (RDC)
  • Sample n°1334 : black material in arkose
    Minerals: MAGNETITE
    Year:
    Country: Congo (RDC)
  • Sample n°1433 : red block (20 cm)
    Minerals: HEMATITE MAGNETITE
    Year: 1971
    Country: Congo (RDC)
  • Sample n°1447 : grey granular block (7 cm)
    Minerals: MAGNETITE
    Year:
    Country: Congo (RDC)
  • Sample n°1716 : concentrate of octahedral crystals (3 mm)
    Minerals: MAGNETITE
    Year:
    Country: Congo (RDC)
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