AM_Eu92Al176Si224O8
Formula: Eu.92 (Al1.76 Si2.24) O8
Name: Eu.92Al1.76Si2.24O8
Unit cell: 8.373 12.959 7.124 90.0 115.51 90.0 , V=697.64
Space group: C12/M1 (12)

Kimata M , Mineralogical Magazine , 52 (1988) p.257-265, The crystal structure of non-stoichiometric Eu-anorthite:, an explanation of the Eu-positive anomaly