AM_Olivine_18 Formula: (Ni.597 Mg1.403) Si O4 Name: Olivine Unit cell: 4.7459 10.195 5.9559 90.0 90.0 90.0 , V=288.17 Space group: PBNM (62)

Ottonello G , Della Giusta A , Molin G M , American Mineralogist , 74 (1989) p.411-421, Cation ordering in Ni-Mg olivines, sample Ni.30A, heated to 800 C, then quenched, Mg1.4Ni.6SiO4