Mineralogy Database

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1477 samples matching your criteria

  • Sample n°1668 : concretionary block (15 cm)
    Minerals: CALCITE
    Year:
    Country: Congo (RDC)
  • Sample n°1669 : encrustation around spring (7 cm)
    Minerals: CALCITE
    Year:
    Country: Congo (RDC)
  • Sample n°1671 : crystals (1 cm)
    Minerals: AUGITE
    Year:
    Country: Congo (RDC)
  • Sample n°1672 : star-shaped aggregates of fibres (2 cm) in lava
    Minerals: ZEOLITE
    Year:
    Country: Congo (RDC)
  • Sample n°1673 : reworked crystal (12 cm)
    Minerals: CASSITERITE
    Year:
    Country: Congo (RDC)
  • Sample n°1674 : brown crystals (2 cm)
    Minerals: CASSITERITE
    Year:
    Country: Congo (RDC)
  • Sample n°1675 : needles (mm) in micaschist
    Minerals: TOURMALINE
    Year:
    Country: Congo (RDC)
  • Sample n°1676 : crystals (2 cm) on bitumen
    Minerals: QUARTZ
    Year:
    Country: Congo (RDC)
  • Sample n°1693 : pyrolusite dendrite in relief on ferruginous substrate
    Minerals: PYROLUSITE
    Year:
    Country: Congo (RDC)
  • Sample n°1697 : transparent plate (8 cm)
    Minerals: GYPSUM
    Year:
    Country: Congo (RDC)
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