Orthoclase Diffraction data computed using the structure from the paper listed below, along with the cell parameters refined from the powder pattern for R050185 Colville A A, Ribbe P H American Mineralogist 53 (1968) 25-37 The crystal structure of an adularia and a refinement of the structure of orthoclase Spencer C CELL PARAMETERS: 8.584695 12.99064 7.200560 90.00000 116.0350 90.00000 SPACE GROUP: C2/m X-RAY WAVELENGTH: 1.541838 2-THETA INTENSITY D-SPACING H K L 13.37 5.75 6.6325 1 1 0 13.65 6.89 6.4953 0 2 0 13.71 2.82 6.4699 0 0 1 15.11 8.08 5.8689 -1 1 1 19.38 1.93 4.5839 0 2 1 21.02 61.29 4.2281 -2 0 1 22.54 19.50 3.9463 1 1 1 23.07 4.68 3.8568 2 0 0 23.57 77.79 3.7759 1 3 0 24.62 15.80 3.6170 -1 3 1 25.14 10.78 3.5435 -2 2 1 25.69 52.06 3.4687 -1 1 2 26.89 100.00 3.3162 2 2 0 27.12 58.44 3.2893 -2 0 2 27.47 28.97 3.2477 0 4 0 27.58 78.26 3.2349 0 0 2 29.86 58.75 2.9932 1 3 1 30.47 7.90 2.9345 -2 2 2 30.81 25.20 2.9025 0 4 1 30.88 11.01 2.8957 0 2 2 32.35 21.01 2.7680 -1 3 2 34.41 19.38 2.6064 -3 1 2 34.74 3.25 2.5820 2 2 1 34.83 37.31 2.5756 -2 4 1 35.16 9.71 2.5526 1 1 2 35.59 9.36 2.5223 3 1 0 36.16 3.87 2.4842 2 4 0 37.21 8.93 2.4165 -1 5 1 37.71 11.58 2.3856 -3 3 1 38.72 5.58 2.3252 -1 1 3 39.76 2.19 2.2668 -3 3 2 40.37 1.01 2.2339 -2 2 3 41.00 4.01 2.2010 1 5 1 41.71 23.69 2.1651 0 6 0 42.50 10.39 2.1267 2 4 1 42.64 3.16 2.1203 -4 0 1 42.77 4.61 2.1141 -4 0 2 43.70 2.08 2.0710 2 0 2 43.77 2.40 2.0679 3 1 1 44.10 4.96 2.0532 0 6 1 45.09 12.81 2.0103 -4 2 2 45.99 11.20 1.9732 2 2 2 46.41 2.78 1.9563 -3 3 3 47.12 10.82 1.9284 4 0 0 47.27 2.99 1.9226 -3 5 1 47.48 5.82 1.9145 -4 0 3 48.19 2.36 1.8880 2 6 0 48.25 1.62 1.8856 3 3 1 49.09 6.64 1.8553 1 1 3 49.28 2.23 1.8486 4 2 0 49.56 1.71 1.8390 1 5 2 49.63 1.33 1.8364 -4 2 3 49.89 3.04 1.8276 3 5 0 50.45 4.05 1.8085 -2 6 2 50.72 8.99 1.7993 0 6 2 50.71 21.63 1.7997 -2 0 4 50.81 9.24 1.7966 0 4 3 51.46 6.47 1.7754 -4 4 1 51.57 2.62 1.7718 -4 4 2 52.38 3.85 1.7462 2 4 2 53.23 1.58 1.7203 1 3 3 53.89 1.92 1.7006 -5 1 2 54.76 5.70 1.6758 -3 5 3 55.71 3.07 1.6495 -1 7 2 56.41 6.67 1.6307 3 5 1 56.67 1.84 1.6238 0 8 0 56.50 1.24 1.6281 -5 1 3 57.81 5.77 1.5943 -4 2 4 58.81 5.85 1.5695 0 2 4 59.25 1.30 1.5589 2 2 3 60.29 7.46 1.5345 -5 3 3 60.58 1.96 1.5280 0 6 3 61.16 7.25 1.5149 -4 6 1 61.98 20.40 1.4966 2 8 0 62.76 3.03 1.4800 -5 1 4 63.74 2.49 1.4596 -1 7 3 64.15 1.31 1.4513 0 8 2 64.05 2.90 1.4532 5 3 0 64.18 3.70 1.4505 1 1 4 64.71 1.91 1.4400 4 6 0 64.73 8.20 1.4395 2 4 3 65.00 2.00 1.4342 -4 6 3 65.14 2.25 1.4315 -5 5 2 65.25 6.29 1.4293 -6 0 2 65.80 1.68 1.4188 1 9 0 66.42 6.31 1.4069 4 0 2 67.10 2.52 1.3943 -4 0 5 67.48 2.08 1.3875 -5 5 3 67.67 3.09 1.3840 -2 6 4 67.72 1.48 1.3831 1 3 4 68.04 1.05 1.3773 -6 2 3 68.40 1.25 1.3710 -1 1 5 68.84 1.99 1.3633 -4 2 5 69.50 2.40 1.3520 -6 2 1 70.22 5.27 1.3397 -1 9 2 70.80 2.31 1.3302 -6 0 4 71.03 1.02 1.3265 5 5 0 71.83 5.33 1.3137 -1 3 5 72.11 1.61 1.3093 -2 4 5 72.12 1.50 1.3090 -5 1 5 72.25 1.88 1.3071 5 3 1 72.59 2.41 1.3017 2 0 4 72.76 1.40 1.2991 0 10 0 72.88 1.56 1.2972 0 8 3 72.98 1.36 1.2958 0 6 4 73.29 1.13 1.2910 4 4 2 73.41 1.33 1.2892 -4 8 1 73.50 9.38 1.2878 -4 8 2 73.65 1.97 1.2856 6 0 0 73.94 2.22 1.2813 -4 4 5 74.17 9.60 1.2779 2 8 2 74.58 2.73 1.2718 -6 4 1 74.80 2.06 1.2687 -3 9 2 75.32 1.00 1.2611 6 2 0 75.48 3.06 1.2589 -5 3 5 75.61 3.24 1.2571 -3 5 5 78.39 1.22 1.2192 3 5 3 78.91 1.04 1.2125 5 5 1 79.24 1.62 1.2082 -2 10 2 79.46 1.15 1.2055 0 10 2 80.41 1.13 1.1936 -2 6 5 83.64 3.83 1.1555 -4 8 4 84.50 3.98 1.1460 0 8 4 86.43 3.04 1.1252 4 4 3 87.72 1.43 1.1120 -1 9 4 89.12 1.27 1.0981 6 4 1 89.13 1.69 1.0980 7 1 0 89.13 1.69 1.0980 7 1 0 XPOW Copyright 1993 Bob Downs, Ranjini Swaminathan and Kurt Bartelmehs For reference, see Downs et al. (1993) American Mineralogist 78, 1104-1107.