AM_Albite_27 Formula: Na Al Si3 O8 Name: Albite Unit cell: 8.1104 12.771 7.1482 94.244 116.667 87.835 , V=659.82 Space group: C-1 (2)

Downs R T , Hazen R M , Finger L W , American Mineralogist , 79 (1994) p.1042-1052, The high-pressure crystal chemistry of low albite and the origin of the, pressure dependency of Al-Si ordering, P = .44 GPa, Note: sample is from Crete