Valentinite Diffraction data computed using the structure from the paper listed below, along with the cell parameters refined from the powder pattern for R050389 Svensson C Acta Crystallographica B30 (1974) 458-461 The crystal structure of orthorhombic antimony trioxide, Sb2O3 Locality: synthetic CELL PARAMETERS: 4.912274 12.48244 5.415482 90.00000 90.00000 90.00000 SPACE GROUP: Pccn X-RAY WAVELENGTH: 1.541838 2-THETA INTENSITY D-SPACING H K L 19.42 18.06 4.5711 1 1 0 25.50 22.73 3.4931 1 1 1 28.10 3.26 3.1749 1 3 0 28.39 100.00 3.1433 1 2 1 28.60 29.99 3.1206 0 4 0 32.69 8.28 2.7389 1 3 1 33.07 8.39 2.7077 0 0 2 33.86 12.79 2.6462 0 1 2 36.57 10.28 2.4561 2 0 0 39.70 4.37 2.2695 0 3 2 40.97 2.52 2.2018 2 1 1 42.93 3.17 2.1057 2 2 1 43.93 1.51 2.0602 1 3 2 43.97 3.37 2.0585 1 5 1 44.27 9.30 2.0452 0 4 2 46.05 4.95 1.9702 2 3 1 47.06 14.38 1.9300 2 4 0 48.17 1.14 1.8881 1 4 2 49.65 6.64 1.8354 0 5 2 50.12 4.66 1.8192 2 0 2 50.51 21.81 1.8060 1 6 1 50.69 6.14 1.8002 2 1 2 54.63 10.32 1.6790 1 1 3 55.07 5.07 1.6669 2 3 2 55.10 1.41 1.6659 2 5 1 56.67 1.91 1.6235 3 1 0 57.53 1.46 1.6012 1 7 1 58.71 3.77 1.5716 2 4 2 58.81 7.09 1.5693 1 3 3 59.18 3.38 1.5603 0 8 0 60.75 2.17 1.5237 3 3 0 60.91 6.75 1.5201 3 2 1 62.31 2.02 1.4893 0 7 2 63.21 3.03 1.4703 2 5 2 65.90 3.18 1.4166 2 2 3 66.67 4.03 1.4020 1 5 3 66.72 1.32 1.4012 3 0 2 67.09 1.72 1.3944 2 7 1 67.19 1.33 1.3924 3 1 2 68.49 1.45 1.3692 3 5 0 69.49 1.32 1.3519 0 8 2 69.84 1.87 1.3460 0 1 4 71.60 2.85 1.3170 2 8 0 73.52 1.50 1.2874 0 3 4 74.13 2.28 1.2782 3 4 2 74.46 1.10 1.2735 2 7 2 75.97 2.19 1.2518 3 6 1 77.24 1.34 1.2344 0 9 2 77.69 2.91 1.2283 1 7 3 80.52 1.87 1.1922 4 1 1 80.68 1.76 1.1901 0 5 4 81.16 1.83 1.1844 2 8 2 81.49 2.13 1.1804 2 1 4 81.46 4.09 1.1807 1 10 1 82.85 1.50 1.1644 3 3 3 84.04 1.48 1.1509 4 3 1 85.01 1.45 1.1403 2 3 4 88.61 1.14 1.1030 2 9 2 88.61 1.14 1.1030 2 9 2 XPOW Copyright 1993 Bob Downs, Ranjini Swaminathan and Kurt Bartelmehs For reference, see Downs et al. (1993) American Mineralogist 78, 1104-1107.