Magnesite Fiquet G, Guyot F, Kunz M, Matas J, Andrault D, Hanfland M American Mineralogist 87 (2002) 1261-1265 Structural refinements of magnesite at very high pressure Sample: P = 82.6 GPa Locality: Bahia, Brazil _database_code_amcsd 0002909 CELL PARAMETERS: 4.2783 4.2783 12.5461 90.000 90.000 120.000 SPACE GROUP: R-3c X-RAY WAVELENGTH: 1.541838 Cell Volume: 198.876 Density (g/cm3): 4.223 MAX. ABS. INTENSITY / VOLUME**2: 17.65946229 RIR: 1.362 RIR based on corundum from Acta Crystallographica A38 (1982) 733-739 2-THETA INTENSITY D-SPACING H K L Multiplicity 27.97 5.37 3.1902 0 1 2 6 37.57 100.00 2.3939 1 0 4 6 42.25 7.19 2.1391 1 1 0 6 43.27 10.72 2.0910 0 0 6 2 47.76 67.55 1.9045 1 1 3 12 51.43 13.65 1.7767 2 0 2 6 57.80 8.62 1.5951 0 2 4 6 62.07 25.90 1.4953 1 1 6 12 64.52 14.31 1.4442 0 1 8 6 67.27 2.77 1.3918 2 1 1 12 68.67 6.62 1.3668 1 2 2 12 74.15 9.73 1.2787 2 1 4 12 77.25 19.62 1.2350 3 0 0 6 78.16 1.44 1.2228 1 2 5 12 80.19 2.89 1.1970 2 0 8 6 82.61 6.25 1.1679 1 1 9 12 ================================================================================ XPOW Copyright 1993 Bob Downs, Ranjini Swaminathan and Kurt Bartelmehs For reference, see Downs et al. (1993) American Mineralogist 78, 1104-1107.