Skip to main content
Geosciences LibreTexts

16.10.04: Moonstone

  • Page ID
    4291
  •  

    Moonstone
    Chemical composition K-feldspar
    Crystal system Monoclinic
    Habit Prismatic
    Cleavage Distinct to perfect
    Fracture Conchoidal
    Hardness 6
    Optic nature Biaxial -
    Refractive index ± 1.52
    Specific gravity 2.56
    Lustre Vitreous

    Moonstone image gallery