Monticellite Brown G, West J Zeitschrift fur Kristallographie 66 (1927) 154-161 The structure of monticellite (Mg Ca Si O4). _cod_database_code 1011202 _database_code_amcsd 0018072 CELL PARAMETERS: 4.8150 11.0800 6.3700 90.000 90.000 90.000 SPACE GROUP: Pbnm X-RAY WAVELENGTH: 1.541838 Cell Volume: 339.841 Density (g/cm3): 3.058 MAX. ABS. INTENSITY / VOLUME**2: 10.90423595 RIR: 1.161 RIR based on corundum from Acta Crystallographica A38 (1982) 733-739 2-THETA INTENSITY D-SPACING H K L Multiplicity 16.00 7.52 5.5400 0 2 0 2 20.11 1.70 4.4160 1 1 0 4 21.25 49.77 4.1802 0 2 1 4 23.16 12.34 3.8411 1 0 1 4 24.49 22.30 3.6342 1 2 0 4 24.53 51.65 3.6292 1 1 1 8 28.01 23.47 3.1850 0 0 2 2 28.27 7.92 3.1566 1 2 1 8 30.50 18.55 2.9305 1 3 0 4 32.32 7.59 2.7700 0 4 0 2 32.42 3.61 2.7612 0 2 2 4 33.66 100.00 2.6623 1 3 1 8 34.73 45.11 2.5832 1 1 2 8 35.33 9.90 2.5402 0 4 1 4 37.46 12.06 2.4010 1 4 0 4 37.55 18.61 2.3953 1 2 2 8 38.26 4.96 2.3526 2 1 0 4 40.87 3.49 2.2080 2 2 0 4 40.89 6.96 2.2069 2 1 1 8 41.89 4.00 2.1566 1 3 2 8 43.29 4.35 2.0901 0 4 2 4 44.94 2.63 2.0168 2 3 0 4 45.03 7.40 2.0130 1 5 0 4 47.33 1.96 1.9206 2 0 2 4 47.36 6.94 1.9195 1 5 1 8 47.51 6.44 1.9136 1 1 3 8 48.08 4.69 1.8923 2 1 2 8 49.35 1.12 1.8467 0 6 0 2 49.73 3.14 1.8333 1 2 3 8 50.21 18.83 1.8171 2 4 0 4 50.28 58.25 1.8146 2 2 2 8 51.53 1.50 1.7736 0 6 1 4 52.36 1.48 1.7474 2 4 1 8 53.12 3.87 1.7242 1 6 0 4 53.28 22.11 1.7194 1 3 3 8 53.80 2.97 1.7039 2 3 2 8 54.45 5.11 1.6852 0 4 3 4 56.44 1.36 1.6305 2 5 0 4 57.71 32.79 1.5976 0 6 2 4 57.91 21.37 1.5925 0 0 4 2 58.07 1.23 1.5884 3 1 0 4 58.43 3.54 1.5795 2 5 1 8 58.48 1.75 1.5783 2 4 2 8 58.56 2.25 1.5763 2 1 3 8 60.03 5.91 1.5412 3 1 1 8 61.69 5.34 1.5037 1 7 0 4 61.93 1.99 1.4984 3 2 1 8 63.16 1.11 1.4720 3 3 0 4 63.49 1.91 1.4653 2 6 0 4 63.58 1.50 1.4635 1 7 1 8 63.70 2.10 1.4609 1 5 3 8 64.17 1.70 1.4513 2 5 2 8 65.03 2.37 1.4342 3 3 1 8 65.69 2.01 1.4215 3 1 2 8 66.86 2.82 1.3992 1 3 4 8 67.44 4.58 1.3887 3 4 0 4 67.50 10.06 1.3876 3 2 2 8 67.89 1.76 1.3806 0 4 4 4 69.25 2.52 1.3569 3 4 1 8 70.47 1.33 1.3362 3 3 2 8 70.78 4.03 1.3311 2 6 2 8 71.55 1.17 1.3188 2 1 4 8 73.19 1.68 1.2932 2 5 3 8 74.50 2.49 1.2736 3 5 1 8 74.54 1.49 1.2730 3 4 2 8 74.62 2.58 1.2719 3 1 3 8 76.17 1.01 1.2498 2 3 4 8 76.23 2.68 1.2489 1 5 4 8 76.77 1.70 1.2416 0 2 5 4 77.77 3.60 1.2281 1 8 2 8 79.18 1.08 1.2097 3 3 3 8 79.65 2.27 1.2038 4 0 0 2 79.67 2.25 1.2035 3 5 2 8 79.91 2.94 1.2005 2 8 0 4 80.14 5.25 1.1976 2 4 4 8 80.75 1.63 1.1901 3 6 1 8 82.23 4.21 1.1724 1 9 1 8 82.57 4.75 1.1684 1 3 5 8 83.11 2.61 1.1622 3 4 3 8 83.30 1.13 1.1600 0 8 3 4 87.29 2.09 1.1170 1 9 2 8 88.00 1.29 1.1098 3 7 1 8 88.12 1.43 1.1086 3 5 3 8 88.58 1.80 1.1040 4 4 0 4 88.64 2.12 1.1035 4 2 2 8 89.68 3.13 1.0933 1 7 4 8 89.86 1.75 1.0916 0 10 1 4 ================================================================================ XPOW Copyright 1993 Bob Downs, Ranjini Swaminathan and Kurt Bartelmehs For reference, see Downs et al. (1993) American Mineralogist 78, 1104-1107.