AM_Mullite_11 Formula: Al2.34 Si.66 O4.83 Name: Mullite Unit cell: 7.5655 7.6883 2.8851 90.0 90.0 90.0 , V=167.81 Space group: PBAM (55)

Voll D , Lengauer C , Beran A , Schneider H , European Journal of Mineralogy , 13 (2001) p.591-604, Infrared band assignment and structural refinement of, Al-Si, Al-Ge, and Ga-Ge mullites, Sample: Al-Si powder data