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 at 9.28 GPa after Origlieri et al. (2003) with O3-O3-O3 angle = 166.1 and model oxygen radius = 1.271 _database_code_amcsd 0003486 CELL PARAMETERS: 9.4010 8.7380 5.0450 90.000 108.700 90.000 SPACE GROUP: C2/c X-RAY WAVELENGTH: 1.541838 Cell Volume: 392.549 Density (g/cm3): 3.843 MAX. ABS. INTENSITY / VOLUME**2: 12.81415542 RIR: 1.086 RIR based on corundum from Acta Crystallographica A38 (1982) 733-739 2-THETA INTENSITY D-SPACING H K L Multiplicity 14.20 43.73 6.2368 1 1 0 4 19.94 7.80 4.4524 2 0 0 2 20.33 37.59 4.3690 0 2 0 2 20.72 8.80 4.2863 -1 1 1 4 25.91 15.48 3.4387 1 1 1 4 27.66 12.60 3.2245 0 2 1 4 28.63 5.04 3.1184 2 2 0 4 30.51 100.00 2.9300 -2 2 1 4 31.66 12.26 2.8264 -3 1 1 4 31.84 82.61 2.8105 3 1 0 4 32.34 3.93 2.7683 1 3 0 4 35.83 52.60 2.5062 -1 3 1 4 37.15 8.87 2.4201 -1 1 2 4 37.65 50.50 2.3893 0 0 2 2 37.82 31.33 2.3785 2 2 1 4 39.20 6.59 2.2981 1 3 1 4 41.51 3.79 2.1752 -3 1 2 4 41.95 4.16 2.1537 3 1 1 4 43.39 32.31 2.0853 -3 3 1 4 43.50 19.10 2.0806 1 1 2 4 43.53 1.98 2.0789 3 3 0 4 44.15 11.43 2.0512 -4 2 1 4 45.66 2.49 1.9868 0 4 1 4 45.95 16.09 1.9749 -4 0 2 2 47.57 21.83 1.9116 -2 4 1 4 48.69 8.41 1.8703 2 0 2 2 49.67 2.04 1.8355 -5 1 1 4 50.73 3.34 1.7996 -4 2 2 4 51.37 1.47 1.7786 -3 3 2 4 51.74 2.72 1.7667 3 3 1 4 52.91 12.48 1.7305 2 4 1 4 53.07 1.12 1.7257 1 3 2 4 53.28 2.09 1.7194 2 2 2 4 53.43 6.55 1.7149 1 5 0 4 54.96 7.76 1.6708 4 2 1 4 55.83 1.14 1.6467 -1 5 1 4 57.13 3.46 1.6122 0 4 2 4 57.73 10.07 1.5968 3 1 2 4 57.95 4.40 1.5914 -4 4 1 4 58.49 20.06 1.5780 -5 3 1 4 58.88 18.66 1.5684 -2 2 3 4 59.26 2.49 1.5592 4 4 0 4 61.58 3.31 1.5060 3 5 0 4 62.15 9.28 1.4935 -6 0 2 2 62.59 9.32 1.4841 6 0 0 2 63.43 1.11 1.4664 1 1 3 4 63.92 13.26 1.4563 0 6 0 2 64.52 10.99 1.4443 -1 3 3 4 65.31 3.10 1.4288 -3 3 3 4 65.80 2.13 1.4192 -5 1 3 4 65.88 1.53 1.4178 4 0 2 2 67.21 3.52 1.3929 4 4 1 4 67.97 5.90 1.3792 -3 5 2 4 68.28 1.12 1.3737 3 5 1 4 69.91 22.71 1.3456 5 3 1 4 70.73 10.18 1.3319 -2 4 3 4 71.17 4.12 1.3248 1 3 3 4 72.43 1.28 1.3048 2 2 3 4 72.99 9.29 1.2961 -7 1 2 4 73.42 5.71 1.2897 -5 3 3 4 75.53 2.77 1.2588 7 1 0 4 76.61 5.25 1.2438 -3 1 4 4 76.62 15.11 1.2435 0 6 2 4 77.16 1.28 1.2362 1 7 0 4 77.65 4.00 1.2297 -4 0 4 2 78.48 1.20 1.2187 4 6 0 4 80.38 2.99 1.1947 0 0 4 2 80.78 5.26 1.1897 3 5 2 4 82.25 1.72 1.1721 -4 6 2 4 83.98 1.23 1.1524 0 2 4 4 84.13 1.59 1.1507 3 7 0 4 84.28 2.31 1.1491 2 6 2 4 86.01 1.23 1.1303 -8 -2 1 4 86.71 3.00 1.1230 -6 0 4 2 87.87 1.34 1.1111 6 0 2 2 87.92 1.26 1.1106 -5 5 3 4 89.17 1.07 1.0982 4 2 3 4 89.91 2.35 1.0911 -3 7 2 4 ================================================================================ XPOW Copyright 1993 Bob Downs, Ranjini Swaminathan and Kurt Bartelmehs For reference, see Downs et al. (1993) American Mineralogist 78, 1104-1107.