Periclase_118 Formula: Mg O Name: Periclase Unit cell: 4.1693 4.1693 4.1693 90.0 90.0 90.0 , V=72.48 Space group: FM3M (225)
Zhang J , Physics and Chemistry of Minerals , 27 (2000) p.145-148, Effect of pressure on the thermal expansion of MgO up to 8.2 GPa, Sample: Run3 at T = 873 K, P = 8.19 GPa