Mineralogy Database

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1477 samples matching your criteria

  • Sample n°1118 : elephant tooth partially transformed to blue vivianite
    Minerals: VIVIANITE
    Year: 1940
    Country: Congo (RDC)
  • Sample n°1309 : crystals (6 cm) in vein quartz
    Minerals: GALENA QUARTZ
    Year: 1928
    Country: Congo (RDC)
  • Sample n°1330 : emerald-green coating on black quartzite
    Minerals: VARISCITE
    Year: 1941
    Country: Congo (RDC)
  • Sample n°1331 : striated prismatic crystals in pegmatite
    Minerals: TOURMALINE FELDSPAR QUARTZ
    Year:
    Country: Congo (RDC)
  • Sample n°1332 : blue tabular crystals (5 cm)
    Minerals: KYANITE
    Year: 1941
    Country: Congo (RDC)
  • Sample n°1334 : black material in arkose
    Minerals: MAGNETITE
    Year:
    Country: Congo (RDC)
  • Sample n°1343 : band of black fibres in pegmatite
    Minerals: TOURMALINE
    Year: 1938
    Country: Congo (RDC)
  • Sample n°1347 : plate-shaped crystals (6 cm)
    Minerals: MUSCOVITE
    Year: 1939
    Country: Congo (RDC)
  • Sample n°1352 : crust of dark prismatic crystals (2 cm)
    Minerals: QUARTZ
    Year: 1939
    Country: Congo (RDC)
  • Sample n°1403 : crystal (cm) in vein quartz
    Minerals: RUTILE QUARTZ
    Year: 1939
    Country: Congo (RDC)
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