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: PC126 Locality: sample from Pico Cabugi, Brazil _database_code_amcsd 0007726 CELL PARAMETERS: 9.6920 8.8530 5.2650 90.000 106.760 90.000 SPACE GROUP: C2/c X-RAY WAVELENGTH: 1.541838 Cell Volume: 432.564 Density (g/cm3): 3.335 MAX. ABS. INTENSITY / VOLUME**2: 11.15979453 RIR: 1.090 RIR based on corundum from Acta Crystallographica A38 (1982) 733-739 2-THETA INTENSITY D-SPACING H K L Multiplicity 20.06 4.09 4.4265 0 2 0 2 26.80 11.79 3.3263 0 2 1 4 27.86 25.56 3.2029 2 2 0 4 29.93 100.00 2.9858 -2 2 1 4 30.61 35.06 2.9203 3 1 0 4 30.93 34.25 2.8913 -3 1 1 4 35.16 30.39 2.5527 -1 3 1 4 35.28 2.28 2.5439 -2 0 2 2 35.62 41.70 2.5207 0 0 2 2 36.09 39.07 2.4885 2 2 1 4 39.66 15.11 2.2728 3 1 1 4 40.92 1.09 2.2056 -2 2 2 4 41.00 10.69 2.2011 1 1 2 4 41.21 8.02 2.1904 0 2 2 4 42.33 7.29 2.1352 3 3 0 4 42.57 20.78 2.1238 -3 3 1 4 43.08 8.79 2.0996 -4 2 1 4 44.07 1.09 2.0549 4 2 0 4 44.72 16.77 2.0266 0 4 1 4 44.82 12.45 2.0222 -4 0 2 2 45.64 7.76 1.9876 2 0 2 2 46.22 5.31 1.9643 -1 3 2 4 46.79 1.42 1.9415 -2 4 1 4 49.57 1.66 1.8391 3 3 1 4 50.22 5.53 1.8166 5 1 0 4 50.32 3.53 1.8132 2 2 2 4 50.70 2.62 1.8005 1 3 2 4 52.18 1.06 1.7528 4 2 1 4 52.62 12.09 1.7392 1 5 0 4 53.18 1.30 1.7222 -5 1 2 4 54.15 1.47 1.6937 3 1 2 4 55.14 5.28 1.6657 -3 1 3 4 55.23 4.58 1.6631 0 4 2 4 56.56 17.14 1.6273 -2 2 3 4 56.98 15.91 1.6162 -5 3 1 4 57.55 4.25 1.6014 4 4 0 4 58.77 1.38 1.5711 5 3 0 4 59.79 3.74 1.5467 6 0 0 2 60.22 5.04 1.5367 3 5 0 4 60.53 5.39 1.5295 -6 0 2 2 61.08 1.88 1.5172 -6 2 1 4 61.65 6.12 1.5045 4 0 2 2 61.79 13.60 1.5015 -1 3 3 4 62.84 1.75 1.4788 2 4 2 4 63.00 5.49 1.4755 0 6 0 2 64.45 2.17 1.4456 -6 2 2 4 65.53 1.13 1.4245 4 2 2 4 65.97 1.73 1.4161 0 6 1 4 66.52 19.18 1.4057 5 3 1 4 66.58 8.86 1.4046 -3 5 2 4 67.00 3.06 1.3967 1 5 2 4 67.96 4.00 1.3794 2 2 3 4 68.34 1.81 1.3726 -2 4 3 4 70.34 1.07 1.3384 0 4 3 4 70.94 6.81 1.3286 -7 1 2 4 71.50 3.62 1.3195 -5 3 3 4 72.03 1.31 1.3111 7 1 0 4 72.07 2.91 1.3104 6 2 1 4 72.17 1.05 1.3089 5 1 2 4 73.25 4.03 1.2922 -3 1 4 4 73.66 1.27 1.2861 -1 1 4 4 74.31 2.53 1.2763 -2 6 2 4 74.52 6.53 1.2734 0 6 2 4 74.61 2.05 1.2720 -4 0 4 2 75.42 3.14 1.2603 0 0 4 2 75.93 1.04 1.2531 -7 3 1 4 77.19 7.16 1.2358 3 5 2 4 79.53 1.74 1.2052 1 7 1 4 83.30 1.39 1.1600 8 0 0 2 83.89 2.99 1.1534 -6 0 4 2 88.93 1.27 1.1005 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.