Mineralogy Database

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1097 samples matching your criteria

  • Sample n°10071 : geode of small black crystals
    Minerals: QUARTZ CHALCEDONY (quartz)
    Year: 1964
    Country: Congo (RDC)
  • Sample n°10072 : banded pink material on fibrous quartz
    Minerals: CHALCEDONY (quartz) QUARTZ
    Year: 1964
    Country: Congo (RDC)
  • Sample n°10074 : clear crystals (6 cm) on pink banded chalcedony
    Minerals: QUARTZ CHALCEDONY (quartz)
    Year: 1964
    Country: Congo (RDC)
  • Sample n°10075 : grey quartz crystals (1 cm), specular black hematite fibres, green microcrystalline and powdery epidote
    Minerals: EPIDOTE HEMATITE QUARTZ
    Year: 1963
    Country: Congo (RDC)
  • Sample n°10076 : dull black prismatic quartz crystals (2 cm), mass of white calcite nodules, olive-coloured powder (epidote)
    Minerals: CALCITE CHALCEDONY (quartz) EPIDOTE QUARTZ
    Year: 1963
    Country: Congo (RDC)
  • Sample n°10078 : transparent yellow calcite crystals
    Minerals: CALCITE QUARTZ
    Year: 1963
    Country: Congo (RDC)
  • Sample n°10079 : dull red prismatic quartz crystals and calcite crystals on dolerite
    Minerals: QUARTZ CHALCEDONY (quartz) CALCITE
    Year: 1963
    Country: Congo (RDC)
  • Sample n°10095 : large block with red quartz, calcite rhombohedrons, green epidote powder
    Minerals: CALCITE LEPIDOLITE QUARTZ
    Year: 1963
    Country: Congo (RDC)
  • Sample n°10137 : geode with white crystals
    Minerals: SMITHSONITE QUARTZ
    Year:
    Country: Zambia
  • Sample n°10224 : breccia cemented by katangite and malachite
    Minerals: KATANGITE (plancheite) MALACHITE QUARTZ
    Year:
    Country: Congo (RDC)
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