Periclase_21 Formula: Mg O Name: Periclase Unit cell: 4.2181 4.2181 4.2181 90.0 90.0 90.0 , V=75.05 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 = 455 K