AM_Fayalite_15 Formula: Fe2 Si O4 Name: Fayalite Unit cell: 10.4597 6.0818 4.815 90.0 90.0 90.0 , V=306.30 Space group: PNMA (62)

Lottermoser W , Steiner K , Grodzicki M , Jiang K , Scharfetter G , Bats J W , Redhammer G J , Treutmann W , Hosoya S , Amthauer G , Physics and Chemistry of Minerals , 29 (2002) p.112-121, The electric field gradient in synthetic fayalite alpha-Fe2SiO4, at moderate temperatures, Sample: T = 153 K