Mineralogy Database

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573 samples matching your criteria

  • Sample n°349 : fibrous, yellowish
    Minerals: CALCITE
    Year: 1913
    Country: Congo (RDC)
  • Sample n°350 : crust composed of crystals (0.5 cm)
    Minerals: CALCITE PYRRHOTITE
    Year: 1913
    Country: Congo (RDC)
  • Sample n°383 : spots (pyrite) in limestone
    Minerals: PYRITE CALCITE PHLOGOPITE
    Year: 1913
    Country: Congo (RDC)
  • Sample n°387 : crust on black rock
    Minerals: CALCITE CHLORITE
    Year: 1913
    Country: Congo (RDC)
  • Sample n°391 : rhombohedron (7 cm)
    Minerals: CALCITE
    Year:
    Country: Congo (RDC)
  • Sample n°444 : geodes in black schist
    Minerals: CALCITE
    Year: 1921
    Country: Congo (RDC)
  • Sample n°448 : cleaved rhombohedrons
    Minerals: CALCITE
    Year: 1922
    Country: Congo (RDC)
  • Sample n°505 : rhombohedrons and green coatings
    Minerals: CALCITE DIOPTASE
    Year: 1924
    Country: Congo (RDC)
  • Sample n°531 : coating on quartzite
    Minerals: MALACHITE CALCITE
    Year:
    Country: Congo (RDC)
  • Sample n°646 : stalactites (15 cm)
    Minerals: CALCITE
    Year:
    Country: Congo (RDC)
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