Periclase Jacobsen S D, Holl C M, Adams K A, Fischer R A, Martin E S, Bina C R, Lin J F, Prakapenka V B, Kubo A, Dera P American Mineralogist 93 (2008) 1823-1828 Compression of single-crystal magnesium oxide to 118 GPa and a ruby pressure gauge for helium pressure media Note: P = 23.4 GPa using ruby-scale Note: P = 23.6 GPa using MgO-scale _database_code_amcsd 0004686 CELL PARAMETERS: 4.0510 4.0510 4.0510 90.000 90.000 90.000 SPACE GROUP: Fm3m X-RAY WAVELENGTH: 1.541838 Cell Volume: 66.479 Density (g/cm3): 4.026 MAX. ABS. INTENSITY / VOLUME**2: 36.95914133 RIR: 2.989 RIR based on corundum from Acta Crystallographica A38 (1982) 733-739 2-THETA INTENSITY D-SPACING H K L Multiplicity 38.49 11.76 2.3388 1 1 1 8 44.74 100.00 2.0255 2 0 0 6 65.13 48.93 1.4322 2 2 0 12 78.27 6.38 1.2214 3 1 1 24 82.48 13.28 1.1694 2 2 2 8 ================================================================================ XPOW Copyright 1993 Bob Downs, Ranjini Swaminathan and Kurt Bartelmehs For reference, see Downs et al. (1993) American Mineralogist 78, 1104-1107.