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: PC109 Locality: sample from Pico Cabugi, Brazil _database_code_amcsd 0007730 CELL PARAMETERS: 9.7160 8.8870 5.2600 90.000 106.570 90.000 SPACE GROUP: C2/c X-RAY WAVELENGTH: 1.541838 Cell Volume: 435.319 Density (g/cm3): 3.315 MAX. ABS. INTENSITY / VOLUME**2: 11.02783342 RIR: 1.083 RIR based on corundum from Acta Crystallographica A38 (1982) 733-739 2-THETA INTENSITY D-SPACING H K L Multiplicity 19.98 3.42 4.4435 0 2 0 2 24.49 1.16 3.6349 1 1 1 4 26.74 12.59 3.3335 0 2 1 4 27.75 27.26 3.2146 2 2 0 4 29.88 100.00 2.9905 -2 2 1 4 30.50 33.45 2.9305 3 1 0 4 30.89 35.11 2.8947 -3 1 1 4 35.06 30.29 2.5592 -1 3 1 4 35.33 2.34 2.5408 -2 0 2 2 35.62 41.17 2.5208 0 0 2 2 35.97 39.40 2.4968 2 2 1 4 39.51 15.05 2.2808 3 1 1 4 40.92 1.14 2.2057 -2 2 2 4 40.95 10.13 2.2040 1 1 2 4 41.17 7.91 2.1925 0 2 2 4 42.17 7.63 2.1431 3 3 0 4 42.46 20.62 2.1290 -3 3 1 4 42.99 8.76 2.1040 -4 2 1 4 43.90 1.10 2.0622 4 2 0 4 44.57 16.68 2.0331 0 4 1 4 44.83 12.36 2.0216 -4 0 2 2 45.54 7.82 1.9917 2 0 2 2 46.16 5.69 1.9666 -1 3 2 4 46.65 1.03 1.9471 -2 4 1 4 49.37 1.71 1.8458 3 3 1 4 50.04 5.53 1.8229 5 1 0 4 50.20 3.67 1.8175 2 2 2 4 50.59 2.76 1.8043 1 3 2 4 51.98 1.10 1.7593 4 2 1 4 52.41 12.37 1.7459 1 5 0 4 53.16 1.39 1.7231 -5 1 2 4 53.99 1.17 1.6983 3 1 2 4 55.10 4.42 1.6668 0 4 2 4 55.20 5.19 1.6639 -3 1 3 4 56.58 16.78 1.6266 -2 2 3 4 56.82 15.03 1.6204 -5 3 1 4 57.32 3.95 1.6073 4 4 0 4 58.54 1.46 1.5768 5 3 0 4 59.56 3.63 1.5521 6 0 0 2 59.97 4.66 1.5424 3 5 0 4 60.47 5.15 1.5309 -6 0 2 2 60.91 1.78 1.5211 -6 2 1 4 61.44 5.85 1.5092 4 0 2 2 61.75 13.05 1.5022 -1 3 3 4 62.64 1.82 1.4830 2 4 2 4 62.73 5.27 1.4812 0 6 0 2 64.37 2.18 1.4474 -6 2 2 4 65.71 1.81 1.4211 0 6 1 4 66.24 18.60 1.4110 5 3 1 4 66.42 8.23 1.4075 -3 5 2 4 66.79 3.26 1.4006 1 5 2 4 67.82 3.64 1.3818 2 2 3 4 68.28 1.57 1.3737 -2 4 3 4 70.23 1.15 1.3403 0 4 3 4 70.82 6.35 1.3304 -7 1 2 4 71.48 3.37 1.3198 -5 3 3 4 71.74 1.22 1.3157 7 1 0 4 71.76 2.80 1.3153 6 2 1 4 71.89 1.05 1.3133 5 1 2 4 73.34 3.64 1.2908 -3 1 4 4 73.69 1.32 1.2856 -1 1 4 4 74.09 2.48 1.2796 -2 6 2 4 74.27 6.09 1.2770 0 6 2 4 74.72 1.88 1.2704 -4 0 4 2 75.42 2.90 1.2604 0 0 4 2 75.68 1.05 1.2566 -7 3 1 4 76.90 6.70 1.2398 3 5 2 4 79.19 1.61 1.2096 1 7 1 4 82.95 1.37 1.1641 8 0 0 2 83.98 2.73 1.1524 -6 0 4 2 88.78 1.22 1.1020 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.