Mineralogy Database

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7938 samples matching your criteria

  • Sample n°487 : pseudomorphism of calcite in veins
    Minerals: QUARTZ
    Year: 1922
    Country: Congo (RDC)
  • Sample n°491 : fibrous, white
    Minerals: QUARTZ
    Year: 1922
    Country: Congo (RDC)
  • Sample n°500 : block with veins
    Minerals: QUARTZ
    Year: 1922
    Country: Congo (RDC)
  • Sample n°503 : fibrous aggregates (3 cm)
    Minerals: MALACHITE
    Year: 1924
    Country: Congo (RDC)
  • Sample n°505 : rhombohedrons and green coatings
    Minerals: CALCITE DIOPTASE
    Year: 1924
    Country: Congo (RDC)
  • Sample n°506 : shiny nodules
    Minerals: CHRYSOCOLLA
    Year: 1924
    Country: Congo (RDC)
  • Sample n°513 : fibrous plate covered by bronze-coloured mica
    Minerals: SILLIMANITE PHLOGOPITE
    Year: 1913
    Country: Congo (RDC)
  • Sample n°515 : clear prism (6 cm), orange crystal (10 cm)
    Minerals: QUARTZ
    Year:
    Country: Congo (RDC)
  • Sample n°531 : coating on quartzite
    Minerals: MALACHITE CALCITE
    Year:
    Country: Congo (RDC)
  • Sample n°532 : mixed debris
    Minerals: CHALCEDONY (quartz) QUARTZ
    Year: 1913
    Country: Congo (RDC)
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