Sanidine Keefer K D, Brown G E American Mineralogist 63 (1978) 1264-1273 Crystal structure and composition of sanidine and high albite in cryptoperthitic intergrowth Note this sample of feldspar is from the Rabb Canyon pegmatite, Grant County, New Mexico, USA _database_code_amcsd 0000695 CELL PARAMETERS: 8.5580 12.9970 7.1790 90.000 116.070 90.000 SPACE GROUP: C2/m X-RAY WAVELENGTH: 1.541838 Cell Volume: 717.266 Density (g/cm3): 2.525 MAX. ABS. INTENSITY / VOLUME**2: 5.227165433 RIR: 0.674 RIR based on corundum from Acta Crystallographica A38 (1982) 733-739 2-THETA INTENSITY D-SPACING H K L Multiplicity 13.38 8.26 6.6166 1 1 0 4 13.63 12.89 6.4985 0 2 0 2 13.73 3.99 6.4486 0 0 1 2 15.13 12.95 5.8562 -1 1 1 4 21.08 77.06 4.2154 -2 0 1 2 22.60 27.80 3.9338 1 1 1 4 23.14 2.51 3.8436 2 0 0 2 23.57 85.26 3.7742 1 3 0 4 24.63 13.96 3.6151 -1 3 1 4 25.18 8.57 3.5365 -2 2 1 4 25.75 45.95 3.4592 -1 1 2 4 26.95 100.00 3.3083 2 2 0 4 27.19 64.92 3.2799 -2 0 2 2 27.45 37.97 3.2492 0 4 0 2 27.67 88.55 3.2243 0 0 2 2 29.90 57.46 2.9884 1 3 1 4 30.53 9.79 2.9281 -2 2 2 4 30.81 23.33 2.9017 0 4 1 4 30.96 12.15 2.8883 0 2 2 4 32.16 1.01 2.7834 -3 1 1 4 32.40 20.99 2.7636 -1 3 2 4 34.51 17.67 2.5991 -3 1 2 4 34.85 3.24 2.5745 2 2 1 4 34.86 36.96 2.5735 -2 4 1 4 35.28 7.79 2.5442 1 1 2 4 35.71 9.37 2.5140 3 1 0 4 36.20 5.65 2.4814 2 4 0 4 37.21 8.76 2.4166 -1 5 1 4 37.79 12.17 2.3807 -3 3 1 4 38.85 5.33 2.3182 -1 1 3 4 39.85 1.56 2.2623 -3 3 2 4 40.48 1.08 2.2282 -2 2 3 4 41.03 4.38 2.1995 1 5 1 4 41.70 23.68 2.1662 0 6 0 2 42.59 10.59 2.1228 2 4 1 4 42.79 3.03 2.1135 -4 0 1 2 42.91 4.79 2.1077 -4 0 2 2 43.87 2.11 2.0637 2 0 2 2 43.93 2.05 2.0608 3 1 1 4 44.10 4.95 2.0534 0 6 1 4 45.23 13.52 2.0049 -4 2 2 4 46.15 11.95 1.9669 2 2 2 4 46.52 2.50 1.9521 -3 3 3 4 47.30 11.11 1.9218 4 0 0 2 47.34 3.13 1.9204 -3 5 1 4 47.64 6.70 1.9090 -4 0 3 2 48.22 3.42 1.8871 2 6 0 4 48.41 1.61 1.8804 3 3 1 4 49.28 6.99 1.8491 1 1 3 4 49.46 3.10 1.8429 4 2 0 4 49.65 1.37 1.8363 1 5 2 4 49.78 1.43 1.8316 -4 2 3 4 49.98 2.75 1.8248 3 5 0 4 50.49 4.53 1.8075 -2 6 2 4 50.78 9.73 1.7981 0 6 2 4 50.89 23.18 1.7943 -2 0 4 2 50.94 9.15 1.7927 0 4 3 4 51.59 6.24 1.7717 -4 4 1 4 51.69 3.54 1.7683 -4 4 2 4 52.53 5.06 1.7420 2 4 2 4 53.41 1.88 1.7154 1 3 3 4 54.09 1.57 1.6955 -5 1 2 4 54.87 5.56 1.6733 -3 5 3 4 55.74 2.38 1.6491 -1 7 2 4 56.55 6.62 1.6275 3 5 1 4 56.55 1.02 1.6274 -3 3 4 4 56.66 1.97 1.6246 0 8 0 2 56.70 1.60 1.6234 -5 1 3 4 58.00 5.75 1.5901 -4 2 4 4 58.60 1.03 1.5754 0 8 1 4 59.03 5.66 1.5647 0 2 4 4 59.49 1.29 1.5538 2 2 3 4 60.48 7.67 1.5307 -5 3 3 4 60.70 2.20 1.5258 0 6 3 4 61.28 7.23 1.5127 -4 6 1 4 62.02 21.22 1.4964 2 8 0 4 62.98 3.14 1.4758 -5 1 4 4 63.83 2.33 1.4583 -1 7 3 4 63.95 1.19 1.4558 -2 8 2 4 64.19 1.29 1.4509 0 8 2 4 64.29 2.76 1.4489 5 3 0 4 64.46 3.71 1.4456 1 1 4 4 64.86 2.07 1.4376 4 6 0 4 64.96 8.33 1.4356 2 4 3 4 65.13 2.16 1.4322 -4 6 3 4 65.31 2.45 1.4287 -5 5 2 4 65.51 6.74 1.4248 -6 0 2 2 65.80 2.01 1.4193 1 9 0 4 66.72 6.88 1.4019 4 0 2 2 67.35 3.07 1.3903 -4 0 5 2 67.66 2.18 1.3847 -5 5 3 4 67.82 3.11 1.3818 -2 6 4 4 67.98 1.57 1.3790 1 3 4 4 68.29 1.19 1.3734 -6 2 3 4 68.68 1.44 1.3667 -1 1 5 4 69.09 1.94 1.3596 -4 2 5 4 69.78 2.34 1.3477 -6 2 1 4 70.26 5.72 1.3397 -1 9 2 4 71.07 2.30 1.3264 -6 0 4 2 71.26 1.15 1.3233 5 5 0 4 72.10 5.44 1.3100 -1 3 5 4 72.36 1.57 1.3060 -2 4 5 4 72.40 1.60 1.3053 -5 1 5 4 72.43 1.02 1.3048 -6 4 2 4 72.55 1.73 1.3030 5 3 1 4 72.76 1.39 1.2997 0 10 0 2 72.93 2.37 1.2972 2 0 4 2 73.00 1.90 1.2961 0 8 3 4 73.18 1.61 1.2933 0 6 4 4 73.53 1.37 1.2880 -4 8 1 4 73.58 1.44 1.2872 4 4 2 4 73.61 10.38 1.2867 -4 8 2 4 73.98 2.45 1.2812 6 0 0 2 74.19 2.27 1.2782 -4 4 5 4 74.30 10.75 1.2765 2 8 2 4 74.86 2.57 1.2684 -6 4 1 4 74.86 1.59 1.2683 -3 9 2 4 75.09 1.02 1.2650 0 2 5 4 75.66 1.10 1.2570 6 2 0 4 75.75 3.30 1.2556 -5 3 5 4 75.84 3.27 1.2544 -3 5 5 4 78.69 1.49 1.2160 3 5 3 4 79.29 1.65 1.2083 -2 10 2 4 79.51 1.20 1.2055 0 10 2 4 80.65 1.22 1.1912 -2 6 5 4 83.82 3.96 1.1542 -4 8 4 4 84.70 3.85 1.1443 0 8 4 4 85.12 1.01 1.1398 -2 10 3 4 86.82 2.80 1.1218 4 4 3 4 87.89 1.61 1.1109 -1 9 4 4 89.53 1.34 1.0948 6 4 1 4 89.58 1.64 1.0943 7 1 0 4 ================================================================================ XPOW Copyright 1993 Bob Downs, Ranjini Swaminathan and Kurt Bartelmehs For reference, see Downs et al. (1993) American Mineralogist 78, 1104-1107.