Ferrosilite Smyth J R American Mineralogist 58 (1973) 636-648 An orthopyroxene structure up to 850 C T = 850 C _database_code_amcsd 0000367 CELL PARAMETERS: 18.5460 9.0810 5.2980 90.000 90.000 90.000 SPACE GROUP: Pbca X-RAY WAVELENGTH: 1.541838 Cell Volume: 892.269 Density (g/cm3): 3.301 MAX. ABS. INTENSITY / VOLUME**2: 6.807167037 RIR: 0.671 RIR based on corundum from Acta Crystallographica A38 (1982) 733-739 2-THETA INTENSITY D-SPACING H K L Multiplicity 13.65 29.64 6.4881 2 1 0 4 19.14 5.26 4.6365 4 0 0 2 19.55 14.37 4.5405 0 2 0 2 19.98 1.52 4.4429 1 1 1 8 24.20 1.94 3.6781 3 1 1 8 26.29 6.79 3.3895 1 2 1 8 27.38 21.25 3.2569 4 1 1 8 27.49 45.01 3.2440 4 2 0 4 27.60 96.70 3.2315 2 2 1 8 29.67 68.76 3.0110 3 2 1 8 30.55 100.00 2.9261 6 1 0 4 31.04 12.74 2.8815 5 1 1 8 31.08 4.36 2.8776 2 3 0 4 32.36 36.85 2.7666 4 2 1 8 34.19 2.19 2.6224 1 0 2 4 34.46 44.06 2.6023 1 3 1 8 35.03 1.57 2.5614 6 1 1 8 35.24 34.33 2.5471 2 0 2 4 35.50 20.58 2.5287 2 3 1 8 35.55 31.81 2.5252 5 2 1 8 35.64 3.93 2.5194 1 1 2 8 36.92 24.22 2.4349 3 0 2 4 37.17 1.66 2.4187 3 3 1 8 38.27 3.34 2.3518 3 1 2 8 39.17 2.32 2.3001 4 0 2 4 39.29 2.27 2.2929 7 1 1 8 39.41 3.85 2.2865 4 3 1 8 40.46 3.03 2.2297 4 1 2 8 41.77 1.42 2.1627 6 3 0 4 41.91 23.42 2.1557 5 0 2 4 42.11 1.95 2.1458 3 2 2 8 42.14 20.97 2.1445 5 3 1 8 43.06 8.39 2.1008 7 2 1 8 43.13 10.74 2.0974 5 1 2 8 43.65 3.98 2.0736 1 4 1 8 43.77 3.38 2.0680 8 1 1 8 44.50 11.10 2.0358 2 4 1 8 45.29 15.42 2.0023 6 3 1 8 45.90 3.26 1.9771 3 4 1 8 47.25 7.52 1.9238 8 2 1 8 47.80 2.55 1.9029 4 4 1 8 47.95 2.10 1.8973 3 3 2 8 48.60 8.34 1.8733 7 0 2 4 48.81 1.95 1.8659 7 3 1 8 49.57 3.66 1.8390 6 2 2 8 49.79 2.15 1.8314 4 3 2 8 50.16 5.52 1.8187 5 4 1 8 50.21 2.90 1.8171 10 1 0 4 51.26 14.12 1.7823 2 5 0 4 51.68 1.82 1.7688 9 2 1 8 52.64 6.72 1.7386 8 3 1 8 52.87 3.53 1.7317 7 2 2 8 53.49 3.27 1.7132 8 1 2 8 53.80 1.70 1.7040 2 1 3 8 54.11 5.14 1.6948 2 4 2 8 55.33 3.33 1.6605 3 4 2 8 55.86 22.54 1.6459 0 2 3 4 56.10 3.45 1.6394 1 2 3 8 56.59 5.94 1.6265 9 0 2 4 56.76 3.81 1.6220 8 4 0 4 56.77 14.16 1.6217 9 3 1 8 57.18 1.38 1.6110 4 5 1 8 57.57 3.25 1.6010 9 1 2 8 58.99 5.08 1.5659 6 5 0 4 59.28 1.98 1.5589 5 5 1 8 59.84 6.50 1.5455 12 0 0 2 60.46 1.78 1.5312 9 2 2 8 60.94 5.36 1.5202 1 3 3 8 61.16 12.17 1.5153 10 3 1 8 61.24 12.86 1.5135 0 6 0 2 61.31 1.98 1.5120 6 1 3 8 61.62 12.17 1.5052 2 3 3 8 62.17 1.07 1.4931 1 5 2 8 63.95 7.35 1.4558 3 5 2 8 64.70 1.02 1.4408 10 2 2 8 65.64 5.38 1.4223 11 0 2 4 65.81 14.65 1.4191 11 3 1 8 66.54 4.92 1.4052 11 1 2 8 67.15 4.48 1.3939 0 4 3 4 67.43 1.23 1.3890 5 5 2 8 68.61 10.10 1.3679 6 3 3 8 70.12 2.17 1.3420 8 2 3 8 70.71 6.58 1.3322 12 3 1 8 71.35 1.06 1.3219 7 3 3 8 71.42 4.86 1.3207 12 1 2 8 71.58 1.06 1.3182 13 2 1 8 72.02 1.01 1.3112 2 0 4 4 72.05 2.84 1.3108 14 1 0 4 72.27 2.29 1.3074 1 1 4 8 72.67 6.94 1.3011 2 6 2 8 72.89 1.02 1.2977 2 1 4 8 73.06 1.92 1.2951 3 0 4 4 73.70 5.97 1.2854 3 6 2 8 74.51 3.52 1.2736 4 0 4 4 74.93 1.69 1.2673 8 6 0 4 75.58 2.73 1.2581 8 5 2 8 75.84 1.43 1.2545 2 5 3 8 76.35 1.10 1.2474 5 0 4 4 76.98 2.07 1.2387 5 6 2 8 79.03 4.26 1.2116 9 5 2 8 84.19 1.45 1.1500 8 0 4 4 86.35 1.55 1.1267 12 2 3 8 87.01 1.88 1.1198 11 5 2 8 88.18 2.34 1.1080 9 6 2 8 88.78 1.45 1.1021 2 8 1 8 89.77 2.54 1.0925 3 8 1 8 ================================================================================ XPOW Copyright 1993 Bob Downs, Ranjini Swaminathan and Kurt Bartelmehs For reference, see Downs et al. (1993) American Mineralogist 78, 1104-1107.