AM_Ilvaite_5
Formula: Ca Fe2.81 Mg.06 Al.08 Mn.05 Si2 H O9
Name: Ilvaite
Unit cell: 13.013 8.802 5.849 90.0 90.0 90.0 , V=669.95
Space group: PNAM (62)

Bonazzi P , Bindi L , American Mineralogist , 84 (1999) p.1604-1612, Structural adjustments induced by heat treatment in ilvaite, Sample: RM at T = 550 deg C