Orthoclase Diffraction data computed using the structure from the paper listed below, along with the cell parameters refined from the powder pattern for R070001 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 Note: Spencer B, variety adularia CELL PARAMETERS: 8.579097 13.00125 7.188056 90.00000 115.9912 90.00000 SPACE GROUP: C2/m X-RAY WAVELENGTH: 1.541838 2-THETA INTENSITY D-SPACING H K L 13.34 5.49 6.6325 1 1 0 13.61 5.23 6.5006 0 2 0 13.69 2.80 6.4611 0 0 1 15.10 8.99 5.8625 -1 1 1 19.35 2.00 4.5826 0 2 1 21.01 62.55 4.2244 -2 0 1 22.52 20.36 3.9443 1 1 1 23.05 4.86 3.8557 2 0 0 23.53 74.87 3.7780 1 3 0 24.59 15.73 3.6173 -1 3 1 25.12 10.68 3.5421 -2 2 1 25.70 52.49 3.4634 -1 1 2 26.86 100.00 3.3163 2 2 0 27.13 59.35 3.2841 -2 0 2 27.42 30.60 3.2503 0 4 0 27.59 78.31 3.2305 0 0 2 29.82 57.01 2.9933 1 3 1 30.47 8.00 2.9313 -2 2 2 30.77 25.27 2.9036 0 4 1 30.88 10.55 2.8930 0 2 2 32.34 20.72 2.7661 -1 3 2 34.42 19.55 2.6035 -3 1 2 34.72 3.18 2.5814 2 2 1 34.80 37.41 2.5760 -2 4 1 35.16 9.35 2.5504 1 1 2 35.57 9.44 2.5217 3 1 0 36.11 3.76 2.4851 2 4 0 37.16 8.96 2.4177 -1 5 1 37.68 11.04 2.3852 -3 3 1 38.76 6.00 2.3215 -1 1 3 39.76 2.10 2.2654 -3 3 2 40.40 1.06 2.2306 -2 2 3 40.95 4.57 2.2019 1 5 1 41.65 22.85 2.1669 0 6 0 42.47 10.53 2.1269 2 4 1 42.63 3.01 2.1193 -4 0 1 42.78 4.93 2.1122 -4 0 2 43.70 2.11 2.0697 2 0 2 43.75 2.41 2.0673 3 1 1 44.04 4.94 2.0544 0 6 1 45.10 13.14 2.0088 -4 2 2 45.98 11.50 1.9721 2 2 2 46.43 3.04 1.9542 -3 3 3 47.10 10.65 1.9279 4 0 0 47.23 3.10 1.9230 -3 5 1 47.52 6.07 1.9119 -4 0 3 48.13 2.60 1.8890 2 6 0 48.23 1.60 1.8854 3 3 1 49.11 6.98 1.8534 1 1 3 49.26 2.27 1.8483 4 2 0 49.53 1.74 1.8389 1 5 2 49.66 1.32 1.8342 -4 2 3 49.84 3.21 1.8280 3 5 0 50.41 4.21 1.8087 -2 6 2 50.78 22.06 1.7966 -2 0 4 50.69 9.04 1.7996 0 6 2 50.81 9.21 1.7953 0 4 3 51.43 6.24 1.7753 -4 4 1 51.56 2.80 1.7711 -4 4 2 52.36 4.02 1.7458 2 4 2 53.25 1.46 1.7190 1 3 3 53.90 1.86 1.6995 -5 1 2 54.77 5.72 1.6748 -3 5 3 55.66 3.15 1.6499 -1 7 2 56.37 6.53 1.6309 3 5 1 56.54 1.36 1.6264 -5 1 3 56.59 2.10 1.6252 0 8 0 57.87 5.97 1.5920 -4 2 4 58.86 5.82 1.5676 0 2 4 59.27 1.29 1.5578 2 2 3 60.32 7.16 1.5333 -5 3 3 60.57 1.96 1.5275 0 6 3 61.12 7.12 1.5151 -4 6 1 61.91 20.78 1.4976 2 8 0 62.82 3.31 1.4780 -5 1 4 63.72 2.51 1.4594 -1 7 3 64.23 3.81 1.4489 1 1 4 64.09 1.27 1.4518 0 8 2 64.03 2.87 1.4530 5 3 0 64.74 8.39 1.4388 2 4 3 64.66 1.95 1.4403 4 6 0 65.00 1.94 1.4336 -4 6 3 65.13 2.35 1.4312 -5 5 2 65.27 6.46 1.4284 -6 0 2 65.71 1.53 1.4199 1 9 0 66.42 6.53 1.4063 4 0 2 67.20 2.63 1.3920 -4 0 5 67.49 2.26 1.3867 -5 5 3 67.69 3.16 1.3830 -2 6 4 67.76 1.58 1.3818 1 3 4 68.07 1.11 1.3762 -6 2 3 68.49 1.34 1.3689 -1 1 5 68.93 1.98 1.3611 -4 2 5 69.49 2.41 1.3515 -6 2 1 70.16 5.18 1.3403 -1 9 2 70.87 2.26 1.3286 -6 0 4 71.00 1.02 1.3265 5 5 0 71.91 5.38 1.3120 -1 3 5 72.19 1.74 1.3076 -2 4 5 72.22 1.51 1.3070 -5 1 5 72.23 1.91 1.3068 5 3 1 72.64 2.53 1.3005 2 0 4 72.67 1.48 1.3001 0 10 0 72.85 1.61 1.2973 0 8 3 73.00 1.47 1.2950 0 6 4 73.28 1.30 1.2907 4 4 2 73.35 1.33 1.2896 -4 8 1 73.46 10.02 1.2880 -4 8 2 73.64 2.12 1.2852 6 0 0 74.03 2.31 1.2796 -4 4 5 74.12 10.14 1.2782 2 8 2 74.57 2.77 1.2716 -6 4 1 74.73 2.01 1.2692 -3 9 2 75.57 2.88 1.2572 -5 3 5 75.68 3.21 1.2557 -3 5 5 78.39 1.30 1.2188 3 5 3 78.88 1.03 1.2125 5 5 1 79.17 1.62 1.2088 -2 10 2 79.38 1.18 1.2061 0 10 2 80.47 1.24 1.1925 -2 6 5 83.65 3.96 1.1551 -4 8 4 84.50 4.02 1.1456 0 8 4 86.44 3.23 1.1248 4 4 3 87.70 1.45 1.1118 -1 9 4 89.11 1.42 1.0979 6 4 1 89.13 1.67 1.0977 7 1 0 89.13 1.67 1.0977 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.