Pyroxene-ideal Thompson R M, Downs R T American Mineralogist 89 (2004) 614-628 Model pyroxenes II: Structural variation as a function of tetrahedral rotation model kosmochlor after Origlieri et al. (2003) with O3-O3-O3 angle = 172.8 and model oxygen radius = 1.292 _database_code_amcsd 0003485 CELL PARAMETERS: 9.6500 8.9370 5.1600 90.000 109.700 90.000 SPACE GROUP: C2/c X-RAY WAVELENGTH: 1.541838 Cell Volume: 418.963 Density (g/cm3): 3.601 MAX. ABS. INTENSITY / VOLUME**2: 13.46381890 RIR: 1.218 RIR based on corundum from Acta Crystallographica A38 (1982) 733-739 2-THETA INTENSITY D-SPACING H K L Multiplicity 13.90 38.06 6.3712 1 1 0 4 19.54 6.45 4.5426 2 0 0 2 19.87 34.23 4.4685 0 2 0 2 20.20 5.36 4.3966 -1 1 1 4 25.55 16.02 3.4861 1 1 1 4 27.11 10.99 3.2888 0 2 1 4 28.01 4.57 3.1856 2 2 0 4 29.68 100.00 3.0101 -2 2 1 4 30.73 11.14 2.9098 -3 1 1 4 31.18 73.51 2.8682 3 1 0 4 31.61 3.85 2.8307 1 3 0 4 34.97 37.59 2.5658 -1 3 1 4 36.33 7.77 2.4725 -1 1 2 4 37.01 48.38 2.4290 0 0 2 2 37.23 23.82 2.4150 2 2 1 4 38.45 8.35 2.3412 1 3 1 4 40.27 2.19 2.2394 -3 1 2 4 41.35 3.64 2.1834 3 1 1 4 42.22 29.59 2.1405 -3 3 1 4 42.57 1.99 2.1237 3 3 0 4 42.87 15.77 2.1097 1 1 2 4 42.92 9.20 2.1073 -4 2 1 4 44.49 14.54 2.0364 -4 0 2 2 44.64 2.17 2.0299 0 4 1 4 46.35 23.40 1.9589 -2 4 1 4 48.06 6.92 1.8930 2 0 2 2 48.28 2.04 1.8851 -5 1 1 4 49.17 3.01 1.8531 -4 2 2 4 49.91 1.57 1.8271 -3 3 2 4 50.83 3.00 1.7963 3 3 1 4 51.86 9.13 1.7631 2 4 1 4 52.13 1.28 1.7545 1 3 2 4 52.15 6.47 1.7538 1 5 0 4 52.50 2.19 1.7431 2 2 2 4 54.05 7.70 1.6966 4 2 1 4 54.87 1.25 1.6732 -2 4 2 4 55.91 2.67 1.6444 0 4 2 4 56.38 3.46 1.6320 -4 4 1 4 56.88 20.15 1.6189 -5 3 1 4 56.97 10.08 1.6165 3 1 2 4 57.42 17.14 1.6049 -2 2 3 4 57.89 2.49 1.5928 4 4 0 4 60.11 2.66 1.5393 3 5 0 4 60.13 7.23 1.5388 -6 0 2 2 61.21 8.59 1.5142 6 0 0 2 62.34 11.54 1.4895 0 6 0 2 62.42 1.23 1.4877 1 1 3 4 63.07 8.28 1.4739 -1 3 3 4 63.36 1.12 1.4679 -1 5 2 4 63.48 4.54 1.4655 -3 3 3 4 63.63 1.75 1.4623 -5 1 3 4 65.89 3.60 1.4176 4 4 1 4 66.06 5.20 1.4144 -3 5 2 4 68.60 19.07 1.3680 5 3 1 4 68.90 9.01 1.3627 -2 4 3 4 69.89 3.91 1.3460 1 3 3 4 70.60 9.38 1.3342 -7 1 2 4 71.03 4.78 1.3271 -5 3 3 4 73.77 2.50 1.2844 7 1 0 4 73.87 1.01 1.2829 -2 6 2 4 74.48 3.09 1.2739 -3 1 4 4 74.76 13.89 1.2698 0 6 2 4 75.14 1.36 1.2643 1 7 0 4 75.27 5.08 1.2625 -4 0 4 2 76.26 1.39 1.2485 -1 1 4 4 76.48 1.27 1.2456 4 6 0 4 78.80 2.03 1.2145 0 0 4 2 79.17 4.35 1.2098 3 5 2 4 79.77 1.91 1.2022 -4 6 2 4 81.88 1.23 1.1764 3 7 0 4 82.38 2.76 1.1706 2 6 2 4 83.47 2.21 1.1581 -8 2 1 4 83.60 2.35 1.1566 -6 0 4 2 86.43 1.53 1.1258 6 0 2 2 87.21 2.10 1.1178 -3 7 2 4 87.77 1.38 1.1121 4 2 3 4 89.93 2.48 1.0910 -8 2 3 4 ================================================================================ XPOW Copyright 1993 Bob Downs, Ranjini Swaminathan and Kurt Bartelmehs For reference, see Downs et al. (1993) American Mineralogist 78, 1104-1107.