AM_Periclase_100 Formula: Mg O Name: Periclase Unit cell: 4.2483 4.2483 4.2483 90.0 90.0 90.0 , V=76.67 Space group: FM3M (225)

Dubrovinsky L S , Saxena S K , Physics and Chemistry of Minerals , 24 (1997) p.547-550, Thermal expansion of periclase (MgO) and tungsten (W), to melting temperatures, Sample: T = 905 K