Template:Hauyne

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Hauyne
Chemical composition Complex silicate
Crystal system Cubic
Habit Dodecahedral
Cleavage Poor
Hardness 5.5 - 6
Optic nature Isotropic
Refractive index 1.494 - 1.509
Birefringence None
Specific gravity 2.44 - 2.50
Lustre Vitreous to greasy