AM_Olivine_6 Formula: Co2 Si O4 Name: Olivine Unit cell: 4.781 10.296 5.998 90.0 90.0 90.0 , V=295.25 Space group: PBNM (62)

Miyake M , Nakamura H , Kojima H , Marumo F , American Mineralogist , 72 (1987) p.594-598, Cation ordering in Co-Mg olivine solid-solution series, Sample: Co20