Mineralogy Database

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16 samples matching your criteria

  • Sample n°301 : small clear crystals
    Minerals: QUARTZ
    Year: 1912
    Country: Congo (RDC)
  • Sample n°303 : pieces with earthy yellow coatings (natrojarosite)
    Minerals: GYPSUM NATROJAROSITE
    Year: 1904
    Country: Congo (RDC)
  • Sample n°593 : gold-bearing quartz vein
    Minerals: QUARTZ GOLD
    Year: 1914
    Country: Congo (RDC)
  • Sample n°594 : aggregates in quartz vein
    Minerals: PYRITE QUARTZ
    Year: 1914
    Country: Congo (RDC)
  • Sample n°1094 : clear crystals (2-5 cm)
    Minerals: QUARTZ
    Year: 1938
    Country: Congo (RDC)
  • Sample n°1095 : debris of black crystals (tourmaline), whie metallic material (bismuth)
    Minerals: TOURMALINE BISMUTH
    Year: 1938
    Country: Congo (RDC)
  • Sample n°1599 : abundant gold in large block of smoky quartz
    Minerals: GOLD QUARTZ
    Year:
    Country: Congo (RDC)
  • Sample n°1601 : abundant gold in quartz
    Minerals: GOLD QUARTZ
    Year:
    Country: Congo (RDC)
  • Sample n°1602 : disseminated gold on quartz fragment
    Minerals: GOLD QUARTZ
    Year:
    Country: Congo (RDC)
  • Sample n°1603 : disseminated gold on quartz fragment
    Minerals: GOLD QUARTZ
    Year:
    Country: Congo (RDC)
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