Sanidine Ackermann S, Kunz M, Armbruster T, Schefer J, Hanni H Schweizerische Mineralogische und Petrographische Mitteilungen 84 (2004) 345-354 Cation distribution in a Fe-bearing K-feldspar from Itrongay, Madagascar: A combined neutron- and X-ray single-crystal diffraction study Note: Neutron diffraction data, occupancies taken from simultaneous data Locality: Itrongay, Madagascar _database_code_amcsd 0020559 CELL PARAMETERS: 8.5992 13.0277 7.1926 90.000 116.056 90.000 SPACE GROUP: C2/m X-RAY WAVELENGTH: 1.541838 Cell Volume: 723.877 Density (g/cm3): 2.549 MAX. ABS. INTENSITY / VOLUME**2: 4.521701668 RIR: 0.578 RIR based on corundum from Acta Crystallographica A38 (1982) 733-739 2-THETA INTENSITY D-SPACING H K L Multiplicity 13.32 9.80 6.6448 1 1 0 4 13.59 18.43 6.5139 0 2 0 2 13.70 5.91 6.4616 0 0 1 2 15.09 18.99 5.8722 -1 1 1 4 20.98 99.87 4.2342 -2 0 1 2 22.53 41.78 3.9467 1 1 1 4 23.03 1.73 3.8626 2 0 0 2 23.50 95.88 3.7855 1 3 0 4 24.56 12.29 3.6241 -1 3 1 4 25.08 5.44 3.5501 -2 2 1 4 25.70 40.71 3.4658 -1 1 2 4 26.83 100.00 3.3224 2 2 0 4 27.11 70.42 3.2892 -2 0 2 2 27.38 53.16 3.2569 0 4 0 2 27.61 99.91 3.2308 0 0 2 2 29.81 52.22 2.9970 1 3 1 4 30.44 14.23 2.9361 -2 2 2 4 30.74 21.34 2.9084 0 4 1 4 30.89 16.71 2.8943 0 2 2 4 32.00 2.52 2.7967 -3 1 1 4 32.33 13.65 2.7694 -1 3 2 4 34.37 13.50 2.6090 -3 1 2 4 34.71 2.54 2.5842 2 2 1 4 34.75 29.46 2.5816 -2 4 1 4 35.18 4.23 2.5511 1 1 2 4 35.54 6.50 2.5262 3 1 0 4 36.07 13.50 2.4899 2 4 0 4 37.11 6.08 2.4224 -1 5 1 4 37.63 12.19 2.3905 -3 3 1 4 37.85 1.22 2.3770 -2 0 3 2 38.77 2.90 2.3224 -1 1 3 4 41.59 21.50 2.1713 0 6 0 2 41.77 3.75 2.1624 -3 1 3 4 41.95 2.66 2.1539 0 0 3 2 42.44 10.58 2.1298 2 4 1 4 42.56 1.24 2.1240 -4 0 1 2 42.71 3.28 2.1171 -4 0 2 2 42.86 2.04 2.1098 -1 5 2 4 43.72 1.24 2.0707 2 0 2 2 43.99 2.76 2.0582 0 6 1 4 44.89 3.75 2.0194 -4 2 1 4 45.03 10.79 2.0134 -4 2 2 4 45.99 10.17 1.9734 2 2 2 4 47.05 10.19 1.9313 4 0 0 2 47.16 2.83 1.9271 -3 5 1 4 47.46 7.00 1.9158 -4 0 3 2 48.07 8.10 1.8927 2 6 0 4 49.15 6.44 1.8537 1 1 3 4 49.21 6.51 1.8516 4 2 0 4 49.60 2.73 1.8379 -4 2 3 4 49.78 2.05 1.8315 3 5 0 4 50.36 4.07 1.8121 -2 6 2 4 50.65 10.95 1.8021 0 6 2 4 50.79 20.25 1.7977 -2 0 4 2 50.82 6.03 1.7965 0 4 3 4 51.00 1.36 1.7908 -1 7 1 4 51.36 2.77 1.7791 -4 4 1 4 51.48 6.53 1.7750 -4 4 2 4 52.36 8.27 1.7474 2 4 2 4 52.83 1.43 1.7329 -2 2 4 4 53.27 3.32 1.7197 1 3 3 4 54.02 3.09 1.6976 1 7 1 4 54.71 2.98 1.6777 -3 5 3 4 55.30 2.03 1.6612 4 4 0 4 56.33 3.78 1.6333 3 5 1 4 56.45 5.42 1.6300 -5 1 3 4 57.01 1.48 1.6154 0 0 4 2 57.24 1.02 1.6095 4 2 1 4 57.41 2.92 1.6050 2 0 3 2 57.82 3.77 1.5946 -4 2 4 4 58.45 2.92 1.5791 0 8 1 4 58.66 2.88 1.5738 -2 4 4 4 58.90 3.62 1.5679 0 2 4 4 60.22 4.90 1.5366 -5 3 3 4 60.96 2.46 1.5199 -2 8 1 4 61.03 4.90 1.5183 -4 6 1 4 61.83 20.02 1.5006 2 8 0 4 61.92 1.28 1.4985 2 6 2 4 62.75 1.95 1.4808 -5 1 4 4 63.68 1.66 1.4614 -1 7 3 4 63.77 2.02 1.4594 -2 8 2 4 63.96 1.76 1.4557 5 3 0 4 64.03 2.13 1.4542 0 8 2 4 64.28 3.00 1.4490 1 1 4 4 64.33 1.21 1.4481 -1 5 4 4 64.58 1.12 1.4431 4 6 0 4 64.75 6.14 1.4397 2 4 3 4 64.91 2.32 1.4365 -4 6 3 4 65.02 5.02 1.4344 -5 5 2 4 65.16 5.83 1.4317 -6 0 2 2 65.43 1.74 1.4264 -3 1 5 4 65.62 1.58 1.4228 1 9 0 4 65.82 1.52 1.4189 -3 7 3 4 66.03 2.43 1.4149 3 5 2 4 66.09 1.14 1.4137 -1 9 1 4 66.42 6.10 1.4076 4 0 2 2 67.17 5.46 1.3936 -4 0 5 2 67.66 1.70 1.3847 -2 6 4 4 67.66 2.47 1.3846 -6 0 1 2 67.80 2.84 1.3822 1 3 4 4 67.96 2.01 1.3794 -6 2 3 4 68.16 1.44 1.3759 4 2 2 4 68.53 3.33 1.3692 -1 1 5 4 68.90 1.02 1.3628 -4 2 5 4 69.39 1.35 1.3544 -6 2 1 4 70.08 3.51 1.3428 -1 9 2 4 70.76 2.26 1.3315 -6 0 4 2 70.91 3.02 1.3290 5 5 0 4 71.95 4.26 1.3124 -1 3 5 4 72.06 2.26 1.3107 -6 4 2 4 72.16 2.31 1.3090 -5 1 5 4 72.20 1.07 1.3085 -2 4 5 4 72.69 2.06 1.3008 2 0 4 2 72.81 3.94 1.2990 0 8 3 4 73.00 3.92 1.2961 0 6 4 4 73.24 3.94 1.2923 -4 8 1 4 73.25 1.02 1.2923 0 0 5 2 73.26 3.02 1.2921 4 4 2 4 73.35 9.82 1.2908 -4 8 2 4 73.56 3.25 1.2875 6 0 0 2 73.98 1.16 1.2812 -4 4 5 4 74.06 10.76 1.2800 2 8 2 4 74.37 1.28 1.2756 2 2 4 4 74.46 1.68 1.2743 -6 4 1 4 74.63 1.32 1.2718 -3 9 2 4 75.51 3.72 1.2592 -5 3 5 4 75.66 3.00 1.2570 -3 5 5 4 76.51 1.34 1.2452 -2 10 1 4 76.52 1.28 1.2450 4 8 0 4 77.44 1.09 1.2325 -6 4 4 4 78.39 1.42 1.2198 3 5 3 4 78.46 1.02 1.2190 -7 1 3 4 79.06 1.80 1.2112 -2 10 2 4 79.29 1.35 1.2082 0 10 2 4 79.31 1.18 1.2080 -3 9 3 4 79.97 1.38 1.1997 4 0 3 2 80.16 1.79 1.1973 -6 2 5 4 82.19 1.09 1.1728 -4 6 5 4 83.05 1.19 1.1628 4 8 1 4 83.34 1.04 1.1596 5 3 2 4 83.55 3.40 1.1572 -4 8 4 4 84.48 3.39 1.1468 0 8 4 4 84.88 2.11 1.1424 -2 10 3 4 85.43 1.11 1.1364 -3 7 5 4 86.44 2.51 1.1257 4 4 3 4 87.65 1.69 1.1133 -1 9 4 4 88.23 1.49 1.1075 6 6 0 4 89.02 1.06 1.0997 7 1 0 4 89.03 1.02 1.0996 6 4 1 4 ================================================================================ XPOW Copyright 1993 Bob Downs, Ranjini Swaminathan and Kurt Bartelmehs For reference, see Downs et al. (1993) American Mineralogist 78, 1104-1107.