Mineralogy Database

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327 samples matching your criteria

  • Sample n°12833 : yellow massive blocks
    Minerals: MICROLITE
    Year: 1971
    Country: Congo (RDC)
  • Sample n°12834 : brown ball-shaped crystals in altered pegmatite
    Minerals: SPESSARTINE
    Year: 1971
    Country: Congo (RDC)
  • Sample n°12835 : tabular crystals (5 cm) in quartz veins
    Minerals: QUARTZ MUSCOVITE
    Year: 1971
    Country: Congo (RDC)
  • Sample n°12836 : heavy grey-yellow microlite with enclosed black tantalite
    Minerals: MICROLITE TANTALITE
    Year: 1971
    Country: Congo (RDC)
  • Sample n°12837 : sample with yellow meta-autunite, metamict zircon
    Minerals: META-AUTUNITE COLUMBITE ZIRCON
    Year:
    Country: Congo (RDC)
  • Sample n°12838 : sample with meta-autunite on sandstone
    Minerals: META-AUTUNITE
    Year:
    Country: Congo (RDC)
  • Sample n°12841 : massive ore, with polished section
    Minerals: CHALCOCITE
    Year: 1972
    Country: Congo (RDC)
  • Sample n°12843 : yellow crystals on red hematite
    Minerals: CHALCOPYRITE HEMATITE QUARTZ
    Year: 1972
    Country: Congo (RDC)
  • Sample n°12844 : mixed microcrystalline crust on quartz-rich ore
    Minerals: AZURITE MALACHITE CHALCOCITE
    Year: 1972
    Country: Congo (RDC)
  • Sample n°12845 : bright ore in pink quartzite
    Minerals: CHALCOCITE
    Year: 1972
    Country: Congo (RDC)
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