AM_Mn2Al4Si5O18
Formula: Mn2 Al4 Si5 O18
Name: Mn2Al4Si5O18
Unit cell: 17.128 9.764 9.147 90.0 90.0 90.0 , V=1529.72
Space group: CCCM (66)

Knorr K , Meschke M , Winkler B , Physics and Chemistry of Minerals , 26 (1999) p.521-529, Structural and magnetic properties of Co2Al4Si5O18, and Mn2Al4Si5O18 cordierite