Anorthite Angel R J, Carpenter M A, Finger L W American Mineralogist 75 (1990) 150-162 Structural variation associated with compositional variation and order-disorder behavior in anorthite-rich feldspars sample #115082a Locality: South of Blantyre, Nyasalad (Malawi) _database_code_amcsd 0001289 CELL PARAMETERS: 8.1780 12.8700 14.1750 93.170 115.970 91.150 SPACE GROUP: I-1 X-RAY WAVELENGTH: 1.541838 Cell Volume: 1337.598 Density (g/cm3): 2.763 MAX. ABS. INTENSITY / VOLUME**2: 4.634059822 RIR: 0.546 RIR based on corundum from Acta Crystallographica A38 (1982) 733-739 2-THETA INTENSITY D-SPACING H K L Multiplicity 13.59 9.77 6.5138 -1 1 0 2 13.80 2.80 6.4173 0 2 0 2 17.73 1.37 5.0038 -1 -2 1 2 18.94 16.54 4.6859 0 -2 2 2 20.76 1.09 4.2797 1 -2 1 2 22.00 64.17 4.0408 -2 0 2 2 22.74 13.12 3.9096 1 -1 2 2 23.54 33.76 3.7786 -1 3 0 2 23.71 19.50 3.7526 1 1 2 2 24.59 38.49 3.6197 1 3 0 2 24.70 13.87 3.6041 -1 -3 2 2 25.38 3.47 3.5094 -1 3 2 2 25.74 15.44 3.4606 -1 -1 4 2 25.95 1.78 3.4333 -2 2 2 2 26.17 7.01 3.4057 -2 -2 2 2 26.50 31.60 3.3634 -1 1 4 2 27.38 63.08 3.2569 -2 2 0 2 27.80 50.65 3.2087 0 4 0 2 27.90 100.00 3.1973 -2 0 4 2 28.08 96.10 3.1778 0 0 4 2 28.60 48.28 3.1212 2 2 0 2 29.41 24.42 3.0373 1 -3 2 2 30.30 32.50 2.9502 0 -4 2 2 30.49 19.59 2.9321 0 -2 4 2 30.89 9.20 2.8952 -2 -2 4 2 31.66 27.56 2.8265 1 3 2 2 31.91 11.10 2.8042 -1 -3 4 2 33.51 1.56 2.6745 -3 1 2 2 33.76 17.67 2.6550 -1 3 4 2 35.13 4.87 2.5547 2 -2 2 2 35.55 7.18 2.5255 1 -1 4 2 35.57 21.90 2.5238 -2 4 2 2 35.76 4.72 2.5113 -3 -1 4 2 35.84 1.70 2.5056 -3 1 4 2 35.89 35.76 2.5019 -2 -4 2 2 36.26 1.16 2.4774 -2 4 0 2 36.91 4.22 2.4355 2 2 2 2 37.05 4.27 2.4265 -3 1 0 2 37.37 4.57 2.4062 -1 -5 2 2 37.69 1.16 2.3867 1 5 0 2 37.75 3.62 2.3829 3 1 0 2 38.15 1.98 2.3591 2 4 0 2 38.15 3.99 2.3588 -1 5 2 2 38.79 7.71 2.3213 -3 3 2 2 39.69 5.54 2.2708 -3 -3 2 2 39.81 4.00 2.2641 -1 1 6 2 39.94 1.41 2.2572 1 -3 4 2 40.33 5.02 2.2364 1 -5 2 2 40.39 3.08 2.2329 -2 4 4 2 41.23 1.24 2.1897 -3 3 4 2 41.39 1.19 2.1815 0 4 4 2 41.59 2.24 2.1713 -3 3 0 2 41.84 3.48 2.1592 -2 2 6 2 42.23 16.74 2.1399 2 -4 2 2 42.25 9.57 2.1391 0 6 0 2 43.19 12.95 2.0948 1 5 2 2 43.23 1.43 2.0930 -3 1 6 2 43.49 1.12 2.0808 3 3 0 2 44.76 2.27 2.0249 -1 5 4 2 44.86 2.48 2.0204 -4 0 4 2 44.97 4.73 2.0158 -4 0 2 2 45.28 2.62 2.0025 3 -1 2 2 45.54 2.73 1.9919 -1 3 6 2 45.71 4.29 1.9850 0 6 2 2 46.21 2.77 1.9644 3 1 2 2 46.45 2.72 1.9548 2 -2 4 2 47.03 10.22 1.9321 -4 2 4 2 47.08 1.41 1.9301 -3 -3 6 2 47.29 3.99 1.9222 -4 -2 4 2 47.71 2.01 1.9061 -4 -2 2 2 48.14 1.89 1.8901 -3 5 2 2 48.16 3.52 1.8893 -2 6 0 2 48.32 1.74 1.8836 -2 -6 2 2 48.52 8.55 1.8763 2 2 4 2 48.89 2.13 1.8629 3 -3 2 2 49.36 11.26 1.8462 -4 0 6 2 49.39 2.26 1.8454 -2 4 6 2 49.65 2.89 1.8362 0 -6 4 2 49.66 17.25 1.8358 4 0 0 2 49.75 3.19 1.8329 1 -1 6 2 49.86 2.37 1.8289 0 -4 6 2 50.42 4.58 1.8099 2 6 0 2 50.52 1.67 1.8066 -3 5 4 2 50.66 4.27 1.8020 -2 -6 4 2 50.72 3.00 1.7999 -1 7 0 2 50.86 9.49 1.7953 1 1 6 2 51.45 1.34 1.7761 -1 -7 2 2 51.49 1.93 1.7747 3 3 2 2 51.67 24.44 1.7691 -2 0 8 2 52.00 7.13 1.7586 2 -4 4 2 52.12 1.27 1.7547 -2 6 4 2 52.30 2.65 1.7492 -1 7 2 2 52.55 2.54 1.7415 1 5 4 2 52.75 2.08 1.7352 2 -6 2 2 52.87 4.13 1.7317 -4 4 2 2 52.92 2.98 1.7303 -2 -2 8 2 53.30 3.91 1.7187 0 6 4 2 53.37 4.02 1.7167 -4 4 4 2 53.50 2.80 1.7127 0 4 6 2 53.84 5.58 1.7028 -4 -4 4 2 54.52 1.91 1.6832 -4 -4 2 2 54.57 5.08 1.6817 -2 2 8 2 55.22 1.65 1.6636 -3 -5 6 2 55.77 2.57 1.6483 2 4 4 2 56.38 1.64 1.6319 3 -5 2 2 56.43 1.37 1.6307 -1 -3 8 2 56.60 1.08 1.6260 2 6 2 2 56.74 1.77 1.6224 -3 -3 8 2 56.94 4.35 1.6172 -3 5 6 2 57.26 1.44 1.6090 -4 -4 6 2 57.44 2.82 1.6043 0 8 0 2 58.10 1.84 1.5876 -5 1 2 2 58.11 1.60 1.5874 4 0 2 2 58.87 2.35 1.5686 0 -2 8 2 59.16 1.85 1.5618 -4 -2 8 2 59.45 2.14 1.5547 3 -3 4 2 59.92 1.67 1.5436 2 -2 6 2 60.02 1.61 1.5414 1 -7 4 2 60.04 2.16 1.5409 -4 2 8 2 60.23 1.27 1.5364 -5 3 4 2 60.29 3.51 1.5350 3 5 2 2 61.01 1.83 1.5187 2 -6 4 2 61.05 1.53 1.5179 -5 -3 4 2 61.07 1.30 1.5173 0 2 8 2 61.22 1.50 1.5140 -2 4 8 2 61.97 5.94 1.4975 -2 8 0 2 62.28 5.92 1.4907 -4 6 2 2 62.48 4.89 1.4865 -2 -8 2 2 62.55 1.77 1.4849 3 3 4 2 62.92 3.81 1.4771 -5 -3 6 2 62.93 2.83 1.4770 -5 3 6 2 62.99 1.13 1.4756 -5 -3 2 2 63.00 4.98 1.4754 -4 6 4 2 63.02 1.52 1.4751 0 -8 4 2 63.63 1.10 1.4623 -4 -6 4 2 64.02 7.68 1.4543 0 6 6 2 64.40 3.67 1.4466 2 -4 6 2 64.53 3.08 1.4442 2 8 0 2 65.04 1.40 1.4339 3 7 0 2 65.33 2.09 1.4284 -4 6 0 2 65.37 1.84 1.4276 -5 1 8 2 65.65 1.36 1.4222 2 -8 2 2 66.12 3.76 1.4133 2 6 4 2 66.37 1.57 1.4084 1 1 8 2 67.38 2.74 1.3898 4 4 2 2 67.42 3.66 1.3891 -4 6 6 2 67.52 4.01 1.3872 1 9 0 2 67.59 6.34 1.3860 1 -3 8 2 68.19 3.86 1.3753 1 -9 2 2 68.44 4.02 1.3708 -5 -3 8 2 68.57 1.44 1.3685 5 3 0 2 68.76 3.14 1.3652 2 4 6 2 68.92 3.87 1.3625 -4 0 10 2 69.04 2.51 1.3603 4 6 0 2 69.05 7.49 1.3602 -6 0 4 2 69.49 7.17 1.3527 4 0 4 2 69.71 5.65 1.3489 -1 -9 4 2 70.02 1.76 1.3437 -4 -2 10 2 70.13 1.41 1.3418 4 -2 4 2 70.14 2.08 1.3416 -5 5 6 2 70.17 2.00 1.3412 2 8 2 2 70.25 2.97 1.3399 -1 1 10 2 71.14 1.48 1.3253 0 -8 6 2 71.21 1.15 1.3241 -6 -2 4 2 71.38 1.09 1.3214 0 -6 8 2 71.43 1.27 1.3206 -6 2 6 2 71.46 1.46 1.3202 3 1 6 2 71.53 2.80 1.3190 -1 -3 10 2 72.53 1.04 1.3032 3 -3 6 2 72.79 2.88 1.2993 2 -8 4 2 72.83 1.07 1.2986 -4 -6 8 2 72.88 2.03 1.2979 -1 9 4 2 73.83 1.01 1.2835 0 10 0 2 74.14 1.12 1.2789 -6 0 8 2 74.25 1.02 1.2773 4 -4 4 2 74.35 2.26 1.2759 -3 9 2 2 74.40 1.18 1.2751 -4 8 2 2 74.82 1.76 1.2689 2 0 8 2 75.15 1.07 1.2642 0 -2 10 2 75.21 2.02 1.2634 -6 4 4 2 75.31 2.73 1.2619 -4 8 4 2 76.09 3.66 1.2510 -4 -8 4 2 76.25 1.05 1.2487 -3 -9 4 2 77.03 2.43 1.2380 -6 -4 6 2 77.14 2.09 1.2365 -4 4 10 2 77.24 1.30 1.2351 -5 -3 10 2 77.44 1.13 1.2325 -6 4 2 2 78.06 1.04 1.2243 -5 7 2 2 78.09 3.54 1.2239 6 0 0 2 78.90 1.46 1.2133 -6 2 0 2 79.07 4.30 1.2111 2 8 4 2 79.15 1.84 1.2101 -3 5 10 2 80.64 1.40 1.1914 6 2 0 2 82.39 1.13 1.1705 -4 -6 10 2 82.45 2.14 1.1698 -3 9 6 2 82.48 1.80 1.1694 1 -7 8 2 82.64 1.47 1.1676 -1 5 10 2 83.06 3.37 1.1628 -6 4 0 2 83.58 1.13 1.1568 -2 8 8 2 83.98 2.25 1.1524 3 5 6 2 84.66 2.42 1.1448 -2 6 10 2 85.00 1.21 1.1411 -5 -7 8 2 85.65 1.49 1.1341 -1 -9 8 2 86.33 1.32 1.1269 -1 -11 4 2 86.49 2.50 1.1252 6 4 0 2 86.77 1.43 1.1223 -3 -9 8 2 87.34 1.14 1.1165 -4 8 8 2 89.91 1.02 1.0911 -2 -8 10 2 ================================================================================ XPOW Copyright 1993 Bob Downs, Ranjini Swaminathan and Kurt Bartelmehs For reference, see Downs et al. (1993) American Mineralogist 78, 1104-1107.