Brazilianite Diffraction data computed using the structure from the paper listed below, along with the cell parameters refined from the powder pattern for R050504 Gatehouse B M, Miskin B K Acta Crystallographica B30 (1974) 1311-1317 The crystal structure of brazilianite, NaAl3(PO4)2(OH)4 Locality: Corrego Frio pegmatite, Minas Gerais, Brazil CELL PARAMETERS: 11.23253 10.14432 7.097259 90.00000 97.36998 90.00000 SPACE GROUP: P2_1/n X-RAY WAVELENGTH: 1.541838 2-THETA INTENSITY D-SPACING H K L 15.37 38.78 5.7829 0 1 1 15.96 20.71 5.5699 2 0 0 16.56 15.39 5.3692 -1 1 1 17.53 100.00 5.0722 0 2 0 18.06 12.70 4.9247 1 1 1 19.27 6.69 4.6162 1 2 0 20.99 3.02 4.2412 -2 1 1 23.35 20.91 3.8158 2 1 1 23.76 22.64 3.7502 2 2 0 25.58 7.20 3.4870 3 1 0 25.69 1.04 3.4733 -3 0 1 27.17 24.04 3.2860 -3 1 1 27.94 3.96 3.1971 2 2 1 28.24 11.81 3.1641 -2 0 2 29.97 84.67 2.9848 3 1 1 29.99 1.53 2.9824 -1 3 1 30.96 2.34 2.8915 0 2 2 30.97 2.22 2.8905 2 3 0 31.16 49.66 2.8733 -1 2 2 31.80 7.54 2.8165 2 0 2 32.17 8.12 2.7849 4 0 0 32.73 23.91 2.7386 -2 3 1 32.84 36.08 2.7296 1 2 2 33.04 1.39 2.7138 2 1 2 33.41 81.84 2.6846 -2 2 2 34.34 15.77 2.6134 2 3 1 36.36 16.19 2.4728 1 4 0 36.52 1.79 2.4623 2 2 2 36.85 1.98 2.4412 4 2 0 36.89 1.89 2.4383 0 3 2 37.06 3.34 2.4274 -1 3 2 37.13 3.22 2.4228 -3 3 1 37.31 12.33 2.4117 4 1 1 37.38 2.15 2.4077 -3 2 2 37.64 1.90 2.3911 -4 2 1 38.59 6.14 2.3344 -4 0 2 39.29 2.22 2.2943 3 3 1 40.31 1.26 2.2387 1 0 3 40.78 1.74 2.2141 -2 1 3 41.52 5.35 2.1761 5 1 0 41.58 3.29 2.1731 3 2 2 41.76 1.10 2.1641 2 3 2 41.85 3.31 2.1595 2 4 1 41.91 4.36 2.1566 -5 1 1 42.53 2.29 2.1267 -3 3 2 42.77 4.59 2.1153 -4 3 1 43.99 1.89 2.0591 4 0 2 44.03 2.67 2.0575 0 4 2 44.18 10.38 2.0509 -1 4 2 44.43 4.57 2.0398 5 2 0 44.71 3.63 2.0276 2 1 3 45.15 21.45 2.0092 5 1 1 45.33 7.04 2.0013 4 3 1 45.87 33.64 1.9789 -2 4 2 47.00 25.17 1.9340 -1 3 3 47.68 1.35 1.9079 4 2 2 48.50 1.26 1.8777 3 0 3 48.92 2.43 1.8623 -5 2 2 48.97 3.65 1.8608 -2 5 1 48.99 2.93 1.8598 -3 4 2 49.21 1.67 1.8521 -4 4 1 49.32 2.85 1.8482 -5 3 1 50.00 1.26 1.8246 -6 1 1 50.14 3.86 1.8200 2 5 1 51.81 2.16 1.7650 2 3 3 51.98 5.30 1.7597 0 0 4 52.01 1.19 1.7587 4 3 2 52.12 1.85 1.7551 5 1 2 52.17 3.54 1.7536 -1 5 2 52.23 1.40 1.7519 -3 5 1 52.50 1.98 1.7435 6 2 0 52.50 3.26 1.7434 -2 0 4 53.29 1.35 1.7193 1 5 2 53.35 3.55 1.7176 -4 4 2 53.41 4.69 1.7159 6 1 1 53.76 5.29 1.7056 -5 1 3 53.90 3.48 1.7014 3 5 1 54.27 2.52 1.6907 0 6 0 54.86 2.40 1.6738 5 4 0 55.01 5.62 1.6695 -4 3 3 55.76 2.69 1.6487 -2 2 4 55.86 1.05 1.6462 2 5 2 56.03 8.59 1.6416 3 3 3 56.33 1.18 1.6334 -1 6 1 56.60 2.24 1.6263 -6 3 1 58.33 7.92 1.5820 -4 0 4 58.73 2.03 1.5722 7 1 0 58.76 3.07 1.5714 -5 4 2 58.78 2.01 1.5711 4 5 1 59.17 8.62 1.5615 6 0 2 59.88 1.11 1.5448 -6 3 2 59.97 1.49 1.5426 2 2 4 60.07 1.83 1.5403 -5 3 3 60.46 1.07 1.5313 -4 5 2 60.78 11.60 1.5240 0 6 2 60.90 1.22 1.5213 -1 6 2 61.31 4.86 1.5122 4 3 3 61.39 1.62 1.5103 -4 2 4 61.66 8.24 1.5043 5 1 3 61.70 2.87 1.5033 1 5 3 61.91 2.00 1.4988 1 6 2 61.99 1.35 1.4972 -6 4 1 62.15 1.10 1.4937 -5 5 1 62.21 3.39 1.4924 6 2 2 63.63 4.04 1.4623 -3 5 3 63.84 2.16 1.4580 5 4 2 64.07 8.18 1.4534 -1 4 4 64.26 1.14 1.4496 2 6 2 64.54 13.42 1.4440 -7 3 1 64.64 4.17 1.4420 5 5 1 64.83 1.18 1.4382 -3 6 2 64.90 2.06 1.4367 -2 4 4 65.10 2.23 1.4329 -6 4 2 65.79 3.53 1.4194 0 7 1 66.03 1.00 1.4148 1 4 4 66.09 1.21 1.4137 -6 3 3 66.63 1.05 1.4035 1 7 1 66.93 1.64 1.3980 -3 4 4 67.09 1.24 1.3950 -2 1 5 67.13 1.01 1.3944 0 1 5 67.12 2.29 1.3945 -4 5 3 67.36 1.55 1.3901 -7 1 3 67.94 2.37 1.3796 7 3 1 68.03 2.37 1.3781 3 5 3 68.54 2.85 1.3690 -6 5 1 68.78 1.97 1.3648 2 4 4 68.85 10.05 1.3636 -3 1 5 69.23 3.37 1.3569 4 2 4 69.64 1.94 1.3500 3 7 0 70.07 1.23 1.3428 8 2 0 70.34 1.01 1.3382 -1 7 2 70.39 1.53 1.3374 -3 7 1 71.42 2.08 1.3206 -6 2 4 71.68 1.01 1.3165 -5 5 3 71.84 1.50 1.3139 2 1 5 72.27 8.11 1.3071 -7 4 2 72.63 1.05 1.3016 3 4 4 72.81 3.98 1.2988 4 5 3 72.98 2.86 1.2961 -7 3 3 74.42 1.53 1.2746 -3 3 5 75.44 2.80 1.2599 1 8 0 75.55 1.08 1.2583 -8 3 2 75.80 2.34 1.2548 -7 5 1 75.86 1.56 1.2540 3 1 5 76.14 1.98 1.2501 6 6 0 77.05 1.16 1.2375 6 5 2 77.13 5.64 1.2364 2 8 0 77.23 2.31 1.2351 -4 3 5 77.52 3.24 1.2312 4 4 4 77.89 3.62 1.2262 -7 2 4 78.71 1.62 1.2155 7 4 2 78.76 1.18 1.2148 5 7 0 80.91 1.01 1.1879 4 1 5 81.14 1.13 1.1850 9 1 1 81.29 3.39 1.1833 5 7 1 82.14 1.31 1.1731 0 0 6 82.56 1.02 1.1683 7 3 3 84.01 3.36 1.1517 -1 2 6 84.14 5.31 1.1503 -9 1 3 84.41 2.94 1.1472 3 7 3 84.80 2.51 1.1429 0 2 6 87.03 1.41 1.1193 2 0 6 87.57 2.05 1.1138 6 7 1 87.71 1.23 1.1123 9 4 0 87.71 1.23 1.1123 9 4 0 XPOW Copyright 1993 Bob Downs, Ranjini Swaminathan and Kurt Bartelmehs For reference, see Downs et al. (1993) American Mineralogist 78, 1104-1107.