Beryllonite Diffraction data computed using the structure from the paper listed below, along with the cell parameters refined from the powder pattern for R070249 Giuseppetti G, Tadini C Tschermaks Mineralogische und Petrographische Mitteilungen 20 (1973) 1-12 Refinement of the crystal structure of beryllonite CELL PARAMETERS: 8.135539 7.800972 14.20180 90.00000 90.02841 90.00000 SPACE GROUP: P2_1/n X-RAY WAVELENGTH: 1.541838 2-THETA INTENSITY D-SPACING H K L 15.74 4.22 5.6307 1 1 0 20.12 17.55 4.4127 -1 1 2 20.13 14.37 4.4112 1 1 2 21.85 5.75 4.0678 2 0 0 21.72 7.47 4.0908 1 0 3 21.71 6.84 4.0925 -1 0 3 22.80 52.68 3.9005 0 2 0 23.65 1.02 3.7612 0 2 1 24.68 45.09 3.6069 2 1 0 24.57 39.75 3.6229 1 1 3 24.56 45.05 3.6241 -1 1 3 25.47 8.75 3.4962 -2 1 1 25.48 16.14 3.4955 2 1 1 27.73 2.90 3.2164 -2 1 2 27.74 3.61 3.2152 2 1 2 27.60 2.93 3.2315 0 1 4 29.75 7.86 3.0028 1 1 4 29.74 4.12 3.0037 -1 1 4 31.16 6.04 2.8696 -2 1 3 31.17 1.45 2.8684 2 1 3 31.77 48.88 2.8153 2 2 0 31.68 48.84 2.8235 -1 2 3 31.69 51.16 2.8229 1 2 3 33.64 2.22 2.6635 3 0 1 33.63 6.89 2.6640 -3 0 1 33.48 1.42 2.6755 -2 0 4 33.50 5.74 2.6742 2 0 4 33.41 2.81 2.6812 1 0 5 33.40 4.35 2.6820 -1 0 5 34.26 1.08 2.6168 2 2 2 35.93 2.53 2.4984 1 2 4 38.24 13.82 2.3526 3 0 3 38.22 14.84 2.3536 -3 0 3 38.00 16.24 2.3670 0 0 6 38.48 5.81 2.3386 1 3 2 39.52 4.01 2.2791 0 3 3 40.01 20.11 2.2524 3 1 3 40.00 19.23 2.2533 -3 1 3 39.78 18.93 2.2650 0 1 6 40.50 2.98 2.2266 3 2 0 40.39 5.51 2.2320 -2 1 5 41.01 2.88 2.1998 -3 2 1 40.88 1.16 2.2063 -2 2 4 40.90 2.54 2.2056 2 2 4 40.81 1.62 2.2100 -1 2 5 41.19 4.06 2.1909 2 3 0 41.11 3.27 2.1948 -1 3 3 41.12 3.79 2.1945 1 3 3 41.37 5.08 2.1817 1 1 6 41.70 1.03 2.1652 2 3 1 41.69 7.96 2.1654 -2 3 1 43.20 3.75 2.0934 2 3 2 43.19 3.44 2.0937 -2 3 2 43.10 4.13 2.0979 0 3 4 44.53 3.71 2.0339 4 0 0 44.24 3.16 2.0463 -2 0 6 44.26 5.16 2.0454 2 0 6 44.58 3.41 2.0315 -1 3 4 44.98 2.51 2.0145 3 2 3 44.96 1.16 2.0152 -3 2 3 44.77 2.07 2.0235 0 2 6 45.33 3.88 1.9999 -2 2 5 45.34 1.37 1.9992 2 2 5 45.61 2.50 1.9881 2 3 3 46.10 3.63 1.9681 4 1 0 45.82 3.17 1.9793 -2 1 6 45.84 3.60 1.9785 2 1 6 46.41 1.33 1.9555 -4 0 2 46.43 1.29 1.9550 4 0 2 46.28 1.36 1.9609 3 0 5 46.25 1.08 1.9619 -3 0 5 46.57 2.25 1.9493 4 1 1 46.08 2.14 1.9688 -1 0 7 46.55 21.80 1.9502 0 4 0 48.23 1.44 1.8860 3 2 4 50.17 2.21 1.8176 -4 1 3 50.59 3.00 1.8034 4 2 0 50.33 2.18 1.8120 -2 2 6 50.35 2.78 1.8114 2 2 6 50.69 1.27 1.7999 0 2 7 52.42 2.87 1.7446 3 3 3 52.41 2.80 1.7450 -3 3 3 52.23 2.06 1.7504 0 3 6 54.85 1.45 1.6729 -1 4 4 55.33 1.27 1.6595 -3 3 4 57.49 1.27 1.6020 4 3 0 57.28 1.10 1.6076 2 3 6 57.26 1.60 1.6081 -2 3 6 57.90 1.81 1.5919 4 3 1 58.24 1.68 1.5833 3 4 0 58.49 1.08 1.5772 1 4 5 59.43 2.15 1.5544 -5 1 2 60.76 1.26 1.5234 1 5 1 60.74 1.14 1.5238 0 5 2 61.03 1.81 1.5173 4 3 3 61.39 4.13 1.5094 5 1 3 61.20 4.00 1.5137 -4 1 6 60.95 3.43 1.5193 1 1 9 61.74 2.39 1.5017 -3 4 3 61.75 2.56 1.5014 3 4 3 61.58 2.70 1.5051 0 4 6 61.91 1.53 1.4978 -1 5 2 61.92 1.70 1.4978 1 5 2 62.04 1.20 1.4951 2 4 5 62.35 2.33 1.4884 2 3 7 63.18 1.37 1.4709 -3 3 6 63.86 1.36 1.4567 2 5 0 63.81 1.88 1.4578 -1 5 3 63.81 1.25 1.4578 1 5 3 64.24 1.74 1.4491 2 5 1 64.24 1.80 1.4491 -2 5 1 64.40 2.59 1.4459 -2 1 9 64.54 2.52 1.4430 -1 3 8 65.14 3.56 1.4312 5 2 3 65.12 2.92 1.4316 -5 2 3 64.99 3.92 1.4342 4 2 6 64.96 3.44 1.4348 -4 2 6 64.70 2.95 1.4398 -1 2 9 64.71 4.16 1.4396 1 2 9 66.41 1.65 1.4069 -1 5 4 66.41 1.51 1.4068 1 5 4 67.02 1.86 1.3956 -4 3 5 69.25 6.01 1.3559 6 0 0 69.36 1.62 1.3541 -5 3 2 68.77 5.77 1.3642 -3 0 9 68.81 6.63 1.3636 3 0 9 70.69 1.07 1.3317 6 0 2 70.16 1.27 1.3406 2 0 10 71.16 1.68 1.3241 5 3 3 70.99 1.37 1.3270 -4 3 6 70.75 1.61 1.3308 1 3 9 73.03 2.77 1.2947 0 6 1 72.93 1.63 1.2963 -2 5 5 73.64 1.03 1.2855 5 3 4 73.96 2.59 1.2807 6 2 0 73.60 1.27 1.2862 1 5 6 73.53 2.00 1.2872 3 2 9 73.50 2.88 1.2877 -3 2 9 75.60 1.28 1.2571 4 3 7 77.33 1.78 1.2332 4 5 1 81.25 1.20 1.1832 2 5 7 81.37 1.28 1.1818 -3 4 8 81.83 1.14 1.1763 6 0 6 81.23 1.01 1.1835 0 0 12 86.67 1.28 1.1226 -5 5 1 86.43 1.56 1.1251 3 5 7 86.33 1.06 1.1262 -2 5 8 86.34 1.03 1.1260 2 5 8 87.22 1.61 1.1169 7 1 3 86.80 1.98 1.1213 -5 1 9 86.50 2.21 1.1244 2 1 12 87.58 1.56 1.1133 6 4 0 87.68 1.68 1.1123 -5 5 2 87.16 1.77 1.1175 3 4 9 87.13 1.48 1.1178 -3 4 9 87.59 1.04 1.1132 3 6 4 87.92 1.09 1.1098 6 4 1 87.92 1.09 1.1098 6 4 1 XPOW Copyright 1993 Bob Downs, Ranjini Swaminathan and Kurt Bartelmehs For reference, see Downs et al. (1993) American Mineralogist 78, 1104-1107.