Diopside Salviulo G, Princivalle F, Demarchi G, Fabro C Physics and Chemistry of Minerals 19 (1992) 213-219 Effects of Ca-Mg substitution in C2/c pyroxene structure on natural clinopyroxenes from spinel peridotite nodules (Pico Cabugi, Brazil) Sample: PC133 Locality: sample from Pico Cabugi, Brazil _database_code_amcsd 0007731 CELL PARAMETERS: 9.7240 8.8980 5.2560 90.000 106.560 90.000 SPACE GROUP: C2/c X-RAY WAVELENGTH: 1.541838 Cell Volume: 435.908 Density (g/cm3): 3.316 MAX. ABS. INTENSITY / VOLUME**2: 11.36766880 RIR: 1.116 RIR based on corundum from Acta Crystallographica A38 (1982) 733-739 2-THETA INTENSITY D-SPACING H K L Multiplicity 19.96 3.13 4.4490 0 2 0 2 24.49 1.21 3.6351 1 1 1 4 26.73 12.94 3.3348 0 2 1 4 27.72 28.17 3.2180 2 2 0 4 29.86 100.00 2.9923 -2 2 1 4 30.48 33.83 2.9332 3 1 0 4 30.87 35.68 2.8963 -3 1 1 4 35.04 31.51 2.5612 -1 3 1 4 35.35 2.36 2.5393 -2 0 2 2 35.64 41.68 2.5190 0 0 2 2 35.95 39.69 2.4981 2 2 1 4 39.49 15.54 2.2819 3 1 1 4 40.92 1.24 2.2054 -2 2 2 4 40.96 10.24 2.2032 1 1 2 4 41.18 8.10 2.1920 0 2 2 4 42.12 7.73 2.1454 3 3 0 4 42.42 21.92 2.1308 -3 3 1 4 42.95 9.01 2.1057 -4 2 1 4 43.86 1.22 2.0642 4 2 0 4 44.52 17.26 2.0350 0 4 1 4 44.83 13.29 2.0217 -4 0 2 2 45.55 8.40 1.9913 2 0 2 2 46.15 5.76 1.9668 -1 3 2 4 46.60 1.09 1.9490 -2 4 1 4 49.34 1.85 1.8471 3 3 1 4 49.99 5.80 1.8245 5 1 0 4 50.19 4.04 1.8175 2 2 2 4 50.58 2.93 1.8046 1 3 2 4 51.94 1.23 1.7605 4 2 1 4 52.34 13.39 1.7480 1 5 0 4 53.14 1.41 1.7236 -5 1 2 4 53.99 1.33 1.6984 3 1 2 4 54.87 1.02 1.6733 -2 4 2 4 55.08 4.69 1.6674 0 4 2 4 55.23 5.45 1.6631 -3 1 3 4 56.61 18.31 1.6258 -2 2 3 4 56.76 16.41 1.6219 -5 3 1 4 57.26 4.15 1.6090 4 4 0 4 58.48 1.54 1.5783 5 3 0 4 59.51 4.08 1.5534 6 0 0 2 59.90 5.14 1.5442 3 5 0 4 60.44 5.68 1.5316 -6 0 2 2 60.85 1.94 1.5224 -6 2 1 4 61.42 6.47 1.5095 4 0 2 2 61.77 14.44 1.5018 -1 3 3 4 62.61 2.06 1.4837 2 4 2 4 62.64 5.98 1.4830 0 6 0 2 64.33 2.51 1.4482 -6 2 2 4 65.27 1.04 1.4294 4 2 2 4 65.63 2.02 1.4226 0 6 1 4 66.18 21.26 1.4120 5 3 1 4 66.37 9.19 1.4084 -3 5 2 4 66.75 3.68 1.4015 1 5 2 4 67.84 4.04 1.3815 2 2 3 4 68.27 1.82 1.3738 -2 4 3 4 68.36 1.10 1.3722 -7 1 1 4 70.23 1.30 1.3403 0 4 3 4 70.78 7.30 1.3312 -7 1 2 4 71.47 3.91 1.3200 -5 3 3 4 71.67 1.43 1.3169 7 1 0 4 71.70 3.17 1.3163 6 2 1 4 71.86 1.20 1.3138 5 1 2 4 73.40 4.17 1.2900 -3 1 4 4 73.76 1.42 1.2846 -1 1 4 4 74.03 2.82 1.2806 -2 6 2 4 74.20 7.16 1.2780 0 6 2 4 74.77 2.32 1.2697 -4 0 4 2 75.48 3.38 1.2595 0 0 4 2 75.60 1.17 1.2578 -7 3 1 4 76.84 7.99 1.2405 3 5 2 4 78.69 1.12 1.2160 -7 1 3 4 79.08 1.90 1.2110 1 7 1 4 82.86 1.67 1.1651 8 0 0 2 84.00 3.24 1.1521 -6 0 4 2 88.83 1.49 1.1016 2 2 4 4 ================================================================================ XPOW Copyright 1993 Bob Downs, Ranjini Swaminathan and Kurt Bartelmehs For reference, see Downs et al. (1993) American Mineralogist 78, 1104-1107.