Fairfieldite Diffraction data computed using the structure from the paper listed below, along with the cell parameters refined from the powder pattern for R050539 Fanfani L, Nunzi A, Zanazzi P F Acta Crystallographica B26 (1970) 640-645 The crystal structure of fairfieldite Locality: Foote Mine, North Carolina, USA CELL PARAMETERS: 5.801675 6.568377 5.498647 102.3295 108.6827 90.35752 SPACE GROUP: P-1 X-RAY WAVELENGTH: 1.541838 2-THETA INTENSITY D-SPACING H K L 13.85 62.90 6.3960 0 1 0 17.49 4.79 5.0723 0 0 1 19.55 6.33 4.5412 -1 0 1 19.71 9.36 4.5044 0 -1 1 20.48 20.60 4.3370 -1 1 0 22.20 2.18 4.0041 1 1 0 22.41 10.01 3.9679 -1 -1 1 24.76 9.62 3.5958 0 1 1 25.56 8.17 3.4845 -1 1 1 27.62 100.00 3.2293 1 0 1 27.89 26.61 3.1980 0 2 0 28.46 4.53 3.1357 1 -1 1 29.43 32.61 3.0346 0 -2 1 31.22 33.62 2.8642 -1 2 0 31.60 23.21 2.8311 -2 0 1 31.94 12.14 2.8014 -1 -2 1 33.39 23.50 2.6825 1 1 1 33.69 30.83 2.6594 -1 0 2 33.82 16.28 2.6501 -1 -1 2 34.06 62.67 2.6317 -2 -1 1 34.96 9.96 2.5661 0 -1 2 35.49 8.70 2.5285 1 -2 1 36.45 4.09 2.4641 0 2 1 36.50 31.94 2.4610 -1 2 1 36.71 2.45 2.4474 2 1 0 39.18 11.84 2.2985 -1 1 2 39.50 10.02 2.2805 -1 -2 2 39.68 3.48 2.2706 -2 0 2 40.02 1.11 2.2522 0 -2 2 40.27 12.91 2.2385 -2 -1 2 41.15 1.42 2.1928 0 1 2 41.66 5.80 2.1673 -2 -2 1 41.63 8.37 2.1685 -2 2 0 42.38 3.90 2.1320 0 3 0 42.33 1.05 2.1341 2 0 1 43.18 14.72 2.0944 1 -1 2 43.47 5.05 2.0809 1 2 1 43.59 1.20 2.0753 -2 2 1 43.99 7.14 2.0576 1 0 2 44.09 1.71 2.0530 -2 1 2 44.31 22.10 2.0433 -1 3 0 44.38 12.21 2.0403 -1 -3 1 45.71 9.19 1.9840 -2 -2 2 46.27 7.76 1.9612 1 -3 1 46.94 1.29 1.9348 1 3 0 46.95 8.04 1.9344 2 1 1 47.08 10.15 1.9293 1 -2 2 47.29 12.89 1.9214 2 -2 1 48.68 1.47 1.8697 -1 2 2 49.13 1.54 1.8536 -1 -3 2 49.15 1.14 1.8528 0 -3 2 49.24 11.15 1.8495 -3 1 1 49.84 2.70 1.8288 -1 -1 3 50.01 6.00 1.8229 0 3 1 49.92 2.00 1.8260 3 0 0 50.76 14.92 1.7979 0 2 2 50.86 1.56 1.7945 -3 1 0 51.09 3.18 1.7869 -3 0 2 52.50 5.87 1.7423 -2 2 2 52.57 7.38 1.7400 -2 -3 1 52.96 12.50 1.7281 -1 -2 3 53.24 18.87 1.7196 3 1 0 54.22 17.60 1.6908 0 0 3 54.40 8.24 1.6858 -3 1 2 54.86 2.67 1.6726 -2 -3 2 55.01 4.83 1.6685 -2 3 1 55.36 3.55 1.6588 0 -2 3 55.49 1.72 1.6552 -3 -2 1 55.56 6.94 1.6532 -3 2 1 56.05 1.91 1.6400 1 3 1 56.22 1.44 1.6353 -1 1 3 56.14 1.85 1.6375 -2 -2 3 56.79 8.33 1.6203 2 3 0 56.92 1.07 1.6169 -3 -2 2 57.01 3.25 1.6147 2 0 2 57.62 4.41 1.5990 0 4 0 58.19 4.27 1.5847 -2 1 3 58.27 1.54 1.5826 1 2 2 58.48 1.22 1.5774 -1 -4 1 58.85 4.15 1.5685 3 -1 1 59.32 3.56 1.5570 1 -4 1 59.88 1.02 1.5437 -1 -3 3 60.33 3.09 1.5334 3 2 0 60.83 2.58 1.5219 -1 3 2 60.90 1.64 1.5204 -3 -1 3 61.37 10.05 1.5098 -1 -4 2 61.43 4.74 1.5085 -3 2 2 61.75 1.25 1.5015 0 -3 3 61.88 3.44 1.4986 2 1 2 62.40 3.49 1.4874 3 -2 1 62.98 3.16 1.4750 0 3 2 63.19 1.67 1.4708 -2 -3 3 64.41 3.40 1.4457 -3 3 0 64.89 2.74 1.4363 -1 2 3 65.31 2.55 1.4279 -3 -3 2 65.41 10.06 1.4260 2 -3 2 65.77 1.61 1.4190 -2 -4 1 65.82 5.29 1.4181 -4 1 1 66.35 3.17 1.4080 -2 2 3 66.48 2.54 1.4057 -4 -1 1 66.71 1.37 1.4013 2 3 1 67.05 3.88 1.3950 -4 -1 2 68.48 1.61 1.3693 -1 -1 4 68.47 1.03 1.3695 4 0 0 68.62 3.54 1.3670 -2 4 1 69.20 4.21 1.3569 -2 -1 4 68.91 2.45 1.3618 -4 1 0 70.00 3.95 1.3433 1 3 2 70.07 2.02 1.3421 -1 -2 4 70.53 4.86 1.3345 1 4 1 70.52 1.20 1.3347 3 3 0 70.82 3.30 1.3297 -2 0 4 71.26 1.53 1.3226 -3 -3 3 71.33 5.56 1.3215 0 -4 3 71.68 1.02 1.3158 -4 -2 2 72.86 1.64 1.2974 -4 2 0 73.81 2.14 1.2830 0 -2 4 74.83 1.26 1.2681 0 0 4 74.73 1.44 1.2695 2 -2 3 75.14 2.21 1.2636 -1 4 2 75.09 4.12 1.2643 2 -4 2 75.77 4.03 1.2546 -1 -5 2 76.44 1.62 1.2452 -2 -3 4 76.57 1.25 1.2435 -4 1 3 80.16 2.07 1.1966 -2 5 0 80.25 1.41 1.1955 4 -2 1 80.52 1.42 1.1922 2 4 1 80.56 2.68 1.1917 -3 1 4 81.08 3.89 1.1853 -2 -5 1 81.33 1.52 1.1823 2 3 2 82.09 1.72 1.1733 1 -2 4 81.90 3.22 1.1755 4 1 1 83.10 2.39 1.1615 -3 3 3 83.71 2.71 1.1547 1 0 4 83.54 3.77 1.1566 -4 -3 3 83.57 3.89 1.1563 -4 3 2 83.74 1.77 1.1543 0 -5 3 84.47 1.19 1.1462 -1 2 4 86.22 1.69 1.1273 -5 -1 1 86.40 1.49 1.1254 4 -3 1 87.13 2.47 1.1179 1 5 1 88.46 1.47 1.1045 -3 2 4 89.28 1.58 1.0964 0 2 4 88.98 2.84 1.0994 -5 0 3 89.51 1.54 1.0942 1 1 4 89.37 1.35 1.0956 5 0 0 89.46 1.71 1.0947 -5 1 0 89.46 1.71 1.0947 -5 1 0 XPOW Copyright 1993 Bob Downs, Ranjini Swaminathan and Kurt Bartelmehs For reference, see Downs et al. (1993) American Mineralogist 78, 1104-1107.