AM_Ferrosilite_15 Formula: Fe Si O3 Name: Ferrosilite Unit cell: 18.596 9.1685 5.3113 90.0 90.0 90.0 , V=905.56 Space group: PBCA (61)

Sueno S , Cameron M , Prewitt C T , American Mineralogist , 61 (1976) p.38-53, Orthoferrosilite: High-temperature crystal chemistry, T = 900 deg C