Paralaurionite Diffraction data computed using the structure from the paper listed below, along with the cell parameters refined from the powder pattern for R050271 Merlino S, Pasero M, Perchialli N Mineralogical Magazine 57 (1993) 323-328 Crystal structure of paralaurionite and its OD relationships with laurionite CELL PARAMETERS: 10.86500 4.006000 7.233000 90.00000 117.2400 90.00000 SPACE GROUP: C2/m X-RAY WAVELENGTH: 1.541838 2-THETA INTENSITY D-SPACING H K L 17.21 98.06 5.1575 -2 0 1 18.39 38.81 4.8299 2 0 0 24.06 18.89 3.7006 1 1 0 25.30 17.84 3.5219 -2 0 2 25.59 100.00 3.4824 -1 1 1 27.71 21.26 3.2201 2 0 1 27.73 68.31 3.2175 0 0 2 29.89 88.08 2.9896 1 1 1 33.13 42.50 2.7039 -4 0 1 35.78 73.36 2.5098 3 1 0 36.74 61.28 2.4464 -3 1 2 37.23 3.92 2.4149 4 0 0 37.29 18.06 2.4116 -2 0 3 40.15 3.16 2.2456 2 0 2 40.23 13.38 2.2414 1 1 2 41.61 24.60 2.1704 -4 0 3 42.12 1.69 2.1450 0 0 3 44.73 2.29 2.0257 -3 1 3 44.98 25.67 2.0152 -1 1 3 45.26 22.63 2.0031 0 2 0 45.76 14.12 1.9824 4 0 1 48.11 11.03 1.8908 -5 1 2 48.21 10.02 1.8871 -5 1 1 48.76 13.40 1.8672 -2 2 1 49.23 6.00 1.8503 2 2 0 50.46 7.89 1.8081 -6 0 2 50.96 3.08 1.7915 -2 0 4 52.29 5.67 1.7490 -5 1 3 52.54 5.14 1.7412 -2 2 2 52.58 11.15 1.7402 5 1 0 52.94 18.38 1.7290 1 1 3 53.72 15.72 1.7059 3 1 2 53.89 7.60 1.7009 2 2 1 53.90 19.94 1.7005 0 2 2 54.12 5.71 1.6940 2 0 3 55.80 17.92 1.6471 -3 1 4 57.20 5.66 1.6100 6 0 0 57.21 16.15 1.6096 -4 2 1 57.20 3.04 1.6101 4 0 2 57.25 6.35 1.6087 0 0 4 59.86 6.29 1.5446 -6 0 4 59.98 1.82 1.5418 4 2 0 60.02 8.01 1.5409 -2 2 3 60.11 5.02 1.5387 -5 1 4 60.55 5.39 1.5287 5 1 1 62.07 1.79 1.4948 2 2 2 63.14 12.76 1.4720 -4 2 3 64.61 4.31 1.4419 -4 0 5 65.73 12.41 1.4201 -7 1 3 66.00 2.21 1.4149 -2 0 5 66.31 8.56 1.4090 4 2 1 66.67 9.87 1.4022 -7 1 1 67.39 3.56 1.3891 1 1 4 69.11 1.86 1.3585 -3 1 5 69.50 2.79 1.3520 -8 0 2 70.08 5.67 1.3422 -6 2 2 70.49 2.38 1.3354 -2 2 4 70.82 3.17 1.3300 4 0 3 70.88 1.63 1.3290 -5 1 5 71.43 2.89 1.3200 5 1 2 71.93 5.19 1.3120 -1 3 1 72.75 1.61 1.2993 -8 0 1 73.13 4.39 1.2935 2 2 3 73.40 2.51 1.2894 -8 0 4 73.52 4.66 1.2876 -1 1 5 74.02 5.47 1.2800 1 3 1 75.76 4.67 1.2549 6 2 0 75.76 2.34 1.2549 4 2 2 75.81 5.25 1.2543 0 2 4 77.32 6.39 1.2335 3 3 0 77.44 2.23 1.2319 6 0 2 77.90 5.90 1.2258 -3 3 2 78.09 5.32 1.2232 -6 2 4 78.64 5.98 1.2160 -7 1 5 79.31 1.96 1.2075 8 0 0 80.11 1.53 1.1974 1 3 2 81.29 3.61 1.1830 7 1 1 81.77 3.21 1.1771 3 1 4 82.36 4.15 1.1703 -4 2 5 83.35 3.72 1.1588 -1 3 3 83.63 2.16 1.1557 -2 2 5 83.74 2.66 1.1545 1 1 5 84.96 3.25 1.1409 5 1 3 85.64 1.91 1.1336 -5 3 2 85.71 1.74 1.1328 -5 3 1 86.70 1.74 1.1225 2 0 5 86.88 1.46 1.1206 -8 -2 2 88.12 3.36 1.1080 4 2 3 88.85 1.19 1.1007 -5 3 3 89.01 1.20 1.0992 8 0 1 89.08 2.09 1.0985 5 3 0 89.37 3.46 1.0957 1 3 3 89.37 3.46 1.0957 1 3 3 XPOW Copyright 1993 Bob Downs, Ranjini Swaminathan and Kurt Bartelmehs For reference, see Downs et al. (1993) American Mineralogist 78, 1104-1107.