Welshite Grew E S, Barbier J, Britten J, Halenius U, Shearer C K American Mineralogist 92 (2007) 80-90 The crystal chemistry of welshite, a non-centrosymmetric (P1) aenigmatite- sapphirine-surinamite group mineral _database_code_amcsd 0004268 CELL PARAMETERS: 10.3940 10.7770 8.8960 105.953 96.294 124.948 SPACE GROUP: P1 X-RAY WAVELENGTH: 1.541838 Cell Volume: 738.874 Density (g/cm3): 3.894 MAX. ABS. INTENSITY / VOLUME**2: 6.903929863 RIR: 0.577 RIR based on corundum from Acta Crystallographica A38 (1982) 733-739 2-THETA INTENSITY D-SPACING H K L Multiplicity 9.47 20.95 9.3432 -1 1 0 1 10.99 29.31 8.0473 0 0 1 1 11.01 31.03 8.0393 0 1 0 1 11.04 8.54 8.0156 1 0 0 1 11.91 100.00 7.4324 0 -1 1 1 12.67 13.89 6.9845 -1 0 1 1 13.89 7.49 6.3767 1 -1 1 1 15.14 7.78 5.8519 -1 1 1 1 17.35 5.15 5.1103 -1 2 0 1 17.42 31.03 5.0921 -2 1 0 1 17.43 6.30 5.0888 1 -2 1 1 18.07 7.79 4.9080 1 0 1 1 18.34 6.89 4.8370 -1 -1 1 1 18.55 87.37 4.7822 0 1 1 1 18.99 12.34 4.6724 -2 1 1 1 19.00 11.48 4.6716 -2 2 0 1 19.98 6.01 4.4447 1 1 0 1 20.17 21.90 4.4016 0 -1 2 1 20.19 25.67 4.3976 0 -2 1 1 21.08 3.90 4.2138 -1 0 2 1 21.15 43.40 4.2013 2 -2 1 1 21.15 43.21 4.2002 -2 0 1 1 22.09 23.04 4.0236 0 0 2 1 22.11 22.99 4.0197 0 2 0 1 22.17 8.96 4.0093 2 -1 1 1 22.18 8.90 4.0078 2 0 0 1 22.80 4.71 3.8999 -1 -1 2 1 22.82 52.67 3.8963 -2 2 1 1 23.30 5.53 3.8176 1 -1 2 1 23.34 1.03 3.8111 -1 2 1 1 23.51 5.70 3.7843 1 -2 2 1 23.95 33.08 3.7162 0 -2 2 1 24.84 2.44 3.5844 -1 1 2 1 25.51 19.25 3.4922 -2 0 2 1 25.51 20.92 3.4913 2 -3 1 1 25.76 2.19 3.4589 1 -3 1 1 25.81 3.52 3.4518 -2 1 2 1 25.82 2.74 3.4499 -2 3 0 1 26.65 7.75 3.3449 1 1 1 1 27.28 1.20 3.2697 -3 1 1 1 27.35 4.31 3.2612 -3 2 1 1 27.63 3.47 3.2287 -1 -2 1 1 27.65 3.01 3.2263 -1 3 0 1 27.76 1.39 3.2140 -3 1 0 1 27.98 11.29 3.1887 1 0 2 1 27.98 17.79 3.1884 2 -2 2 1 28.00 19.65 3.1861 -2 -1 1 1 28.03 33.28 3.1828 2 0 1 1 28.50 4.01 3.1314 1 -3 2 1 28.63 21.00 3.1179 0 1 2 1 28.64 22.15 3.1166 0 2 1 1 28.66 3.14 3.1144 -3 3 0 1 29.05 1.77 3.0741 3 -2 1 1 29.09 3.30 3.0697 -1 -2 2 1 29.76 8.39 3.0022 2 -3 2 1 29.77 8.47 3.0014 -2 -1 2 1 29.85 2.73 2.9931 3 -3 1 1 30.45 34.58 2.9359 0 -1 3 1 30.48 34.18 2.9328 0 -3 1 1 30.53 13.28 2.9283 1 2 0 1 30.54 2.29 2.9268 2 -1 2 1 30.55 19.88 2.9259 -2 2 2 1 30.56 17.74 2.9250 -2 3 1 1 30.56 2.29 2.9249 2 1 0 1 30.93 1.28 2.8911 -1 -1 3 1 31.13 2.15 2.8730 -3 1 2 1 31.38 2.49 2.8511 -1 0 3 1 31.50 10.43 2.8399 0 -2 3 1 31.52 10.00 2.8381 0 -3 2 1 31.69 14.72 2.8233 -3 3 1 1 32.31 19.93 2.7704 -1 2 2 1 32.40 33.95 2.7633 3 -1 1 1 32.52 1.66 2.7533 1 -2 3 1 32.84 12.24 2.7272 -3 2 2 1 33.31 52.94 2.6901 -2 0 3 1 33.33 53.17 2.6883 2 -4 1 1 33.38 2.46 2.6841 -3 0 2 1 33.46 16.69 2.6779 -1 3 1 1 33.54 21.29 2.6719 3 0 0 1 33.96 10.27 2.6396 1 -1 3 1 34.41 2.03 2.6064 -1 -2 3 1 34.55 1.27 2.5961 3 -4 1 1 34.90 2.44 2.5712 1 -3 3 1 35.06 8.13 2.5594 -3 4 0 1 35.09 13.70 2.5571 -2 1 3 1 35.12 14.13 2.5552 -2 4 0 1 35.14 2.24 2.5540 -4 3 0 1 35.14 2.33 2.5540 -4 2 1 1 35.25 76.43 2.5460 -4 2 0 1 35.27 55.32 2.5450 -2 -1 3 1 35.27 55.37 2.5444 2 -4 2 1 35.61 11.18 2.5210 -1 1 3 1 35.69 10.73 2.5154 3 -2 2 1 35.81 1.66 2.5077 1 1 2 1 35.86 2.08 2.5039 1 -4 1 1 36.26 3.86 2.4775 0 -3 3 1 36.52 3.96 2.4607 -4 3 1 1 36.62 12.37 2.4540 2 0 2 1 36.63 11.42 2.4532 2 1 1 1 36.86 1.20 2.4384 1 2 1 1 37.18 23.37 2.4185 2 -2 3 1 37.21 22.42 2.4163 -2 -2 1 1 37.33 2.39 2.4088 4 -3 1 1 37.34 2.55 2.4084 -4 1 1 1 37.62 8.24 2.3911 0 2 2 1 38.14 5.18 2.3593 -3 1 3 1 38.19 6.27 2.3566 -1 -3 1 1 38.25 5.56 2.3529 -2 3 2 1 38.54 6.36 2.3362 -4 2 2 1 38.54 6.36 2.3358 -4 4 0 1 38.71 6.53 2.3262 -1 4 0 1 38.77 4.97 2.3224 -3 -1 1 1 38.85 4.98 2.3180 4 -2 1 1 38.86 5.14 2.3176 -4 1 0 1 39.04 1.34 2.3074 -3 4 1 1 39.22 2.22 2.2971 4 -4 1 1 39.22 1.83 2.2971 -4 1 2 1 39.58 2.10 2.2769 0 1 3 1 39.61 1.98 2.2755 0 3 1 1 40.19 2.28 2.2438 -2 2 3 1 40.21 1.81 2.2426 -2 4 1 1 40.49 1.19 2.2280 2 -4 3 1 40.50 1.31 2.2275 -2 -2 3 1 40.50 1.54 2.2274 1 -4 3 1 40.56 4.26 2.2241 2 -1 3 1 40.59 4.47 2.2224 2 2 0 1 40.80 1.29 2.2118 -1 -1 4 1 41.01 1.53 2.2008 0 -2 4 1 41.05 1.53 2.1988 0 -4 2 1 41.51 10.63 2.1755 0 -1 4 1 41.56 9.76 2.1731 0 -4 1 1 41.74 1.08 2.1639 1 3 0 1 42.00 4.35 2.1513 3 -5 1 1 42.46 4.27 2.1291 -1 0 4 1 42.53 2.58 2.1256 3 -3 3 1 42.64 1.09 2.1203 -4 0 1 1 42.89 3.08 2.1087 1 -2 4 1 42.93 45.86 2.1069 -2 0 4 1 42.96 45.32 2.1051 2 -5 1 1 43.06 8.31 2.1007 4 -4 2 1 43.07 8.37 2.1001 -4 0 2 1 43.48 58.20 2.0814 4 -1 1 1 43.65 3.13 2.0735 0 -3 4 1 43.67 2.49 2.0726 0 -4 3 1 44.14 1.65 2.0520 -4 1 3 1 44.15 1.85 2.0514 4 -5 1 1 44.77 2.31 2.0243 -4 2 3 1 44.79 2.46 2.0236 -4 5 0 1 44.99 2.52 2.0149 2 1 2 1 45.06 3.93 2.0118 0 0 4 1 45.11 4.23 2.0098 0 4 0 1 45.23 4.00 2.0046 4 -2 2 1 45.25 3.73 2.0039 4 0 0 1 45.28 1.12 2.0028 1 -1 4 1 45.61 19.93 1.9888 -2 1 4 1 45.66 18.89 1.9871 -2 5 0 1 46.39 3.89 1.9572 -3 0 4 1 46.43 1.28 1.9559 2 -3 4 1 46.47 1.36 1.9542 -2 -3 2 1 46.47 3.79 1.9540 4 -5 2 1 46.47 4.43 1.9540 -4 0 3 1 46.58 2.91 1.9500 -2 -2 4 1 46.59 3.10 1.9496 2 -5 3 1 46.62 17.83 1.9481 -4 4 2 1 46.70 1.17 1.9452 2 0 3 1 46.75 1.04 1.9431 -1 -3 4 1 46.75 4.18 1.9430 3 0 2 1 46.89 2.36 1.9376 1 -5 1 1 46.94 2.49 1.9355 -3 -2 2 1 47.02 1.08 1.9326 -1 1 4 1 47.61 2.70 1.9101 3 1 1 1 47.64 5.67 1.9088 2 -2 4 1 47.69 5.46 1.9069 -2 -3 1 1 47.72 1.59 1.9060 -2 3 3 1 47.73 1.62 1.9055 -2 4 2 1 47.94 1.31 1.8975 0 2 3 1 47.96 1.06 1.8970 0 3 2 1 48.09 1.36 1.8922 2 -4 4 1 48.12 1.40 1.8911 -2 -3 3 1 48.12 2.58 1.8908 -1 -4 2 1 48.29 2.35 1.8848 -4 3 3 1 48.30 2.51 1.8842 -4 5 1 1 48.37 1.06 1.8818 -5 1 1 1 48.97 1.19 1.8602 -5 1 2 1 49.03 2.00 1.8581 0 -4 4 1 49.08 1.16 1.8560 5 -5 1 1 49.47 3.63 1.8424 4 -4 3 1 49.50 3.44 1.8414 -4 -1 2 1 50.23 2.12 1.8165 4 -3 3 1 50.26 2.09 1.8154 -4 -1 1 1 50.33 1.46 1.8130 -5 4 2 1 50.35 1.80 1.8123 -1 5 0 1 50.37 1.31 1.8117 1 0 4 1 50.52 1.58 1.8066 4 -1 2 1 50.53 1.77 1.8063 4 0 1 1 50.78 2.99 1.7978 5 -4 2 1 50.99 1.28 1.7910 -2 5 1 1 51.13 2.08 1.7864 -5 5 1 1 51.14 1.18 1.7862 -5 2 3 1 51.17 1.88 1.7852 0 1 4 1 51.21 2.29 1.7839 0 4 1 1 51.34 3.67 1.7798 3 -6 2 1 51.40 4.44 1.7779 -4 1 4 1 51.42 4.23 1.7770 4 -6 1 1 51.46 1.02 1.7758 4 -5 3 1 51.47 1.05 1.7753 -4 -1 3 1 51.58 4.57 1.7721 2 -1 4 1 51.62 4.30 1.7705 2 3 0 1 51.69 5.38 1.7683 0 -2 5 1 51.72 1.64 1.7676 -1 -1 5 1 51.75 5.67 1.7665 0 -5 2 1 51.78 3.05 1.7655 3 -4 4 1 52.15 1.87 1.7538 5 -5 2 1 52.41 6.29 1.7457 2 -5 4 1 52.42 6.20 1.7454 -2 -3 4 1 52.69 2.52 1.7373 -5 3 3 1 52.84 1.75 1.7326 0 -3 5 1 52.88 1.81 1.7313 0 -5 3 1 52.90 2.90 1.7308 -2 -1 5 1 52.94 3.33 1.7294 2 -6 2 1 53.06 3.32 1.7259 -4 2 4 1 53.09 3.57 1.7250 -4 6 0 1 53.21 1.39 1.7214 0 -1 5 1 53.27 1.83 1.7196 0 -5 1 1 53.55 1.60 1.7113 1 4 0 1 53.56 2.95 1.7111 -6 4 1 1 53.63 2.13 1.7088 4 -2 3 1 53.64 1.97 1.7088 1 -3 5 1 53.67 2.11 1.7079 4 1 0 1 53.92 3.71 1.7005 -5 0 2 1 54.03 3.29 1.6974 -6 3 0 1 54.19 1.23 1.6925 -1 0 5 1 54.25 1.39 1.6908 5 -6 1 1 54.28 1.04 1.6901 3 -5 4 1 54.34 1.76 1.6883 -3 4 3 1 54.44 1.01 1.6855 -5 0 1 1 54.70 1.03 1.6780 3 -2 4 1 54.72 1.77 1.6776 -2 -2 5 1 54.75 1.85 1.6767 2 -6 3 1 54.88 1.36 1.6728 2 1 3 1 54.90 1.36 1.6724 2 2 2 1 54.99 1.94 1.6698 -5 6 0 1 55.10 1.21 1.6666 -3 5 2 1 55.53 3.36 1.6549 6 -4 1 1 55.54 3.22 1.6546 -6 2 1 1 55.97 1.30 1.6429 -5 0 3 1 55.97 4.49 1.6428 4 -6 3 1 55.97 4.82 1.6428 -4 -1 4 1 56.27 3.91 1.6349 6 -5 1 1 56.27 3.65 1.6348 -6 2 2 1 56.43 2.88 1.6306 -6 4 2 1 56.43 2.49 1.6305 -6 5 1 1 56.53 15.94 1.6279 0 -4 5 1 56.56 15.65 1.6273 0 -5 4 1 56.57 1.17 1.6269 -3 3 4 1 56.64 2.77 1.6250 -3 -1 5 1 56.98 1.82 1.6162 -2 4 3 1 56.99 1.01 1.6159 2 -3 5 1 57.04 13.41 1.6146 -2 1 5 1 57.05 1.06 1.6143 -2 -4 2 1 57.08 1.88 1.6135 1 -6 2 1 57.10 13.30 1.6131 -2 6 0 1 57.13 2.61 1.6123 -3 -3 3 1 57.24 2.22 1.6096 -4 3 4 1 57.24 1.25 1.6095 0 0 5 1 57.27 2.50 1.6088 -4 6 1 1 57.30 1.01 1.6079 0 5 0 1 57.33 1.88 1.6072 6 -3 1 1 57.33 2.06 1.6070 -6 2 0 1 57.49 2.75 1.6031 5 0 0 1 57.62 2.34 1.5997 5 -5 3 1 57.83 2.45 1.5944 2 0 4 1 57.84 14.48 1.5941 0 3 3 1 57.87 2.80 1.5933 2 3 1 1 57.93 1.46 1.5919 -5 2 4 1 57.95 18.46 1.5914 4 0 2 1 58.98 2.22 1.5659 -2 -3 5 1 58.99 2.44 1.5657 2 -6 4 1 59.34 1.69 1.5575 -6 3 3 1 59.35 1.71 1.5572 -6 6 0 1 59.47 10.81 1.5543 -6 2 3 1 59.48 10.95 1.5542 6 -6 1 1 59.53 2.05 1.5528 4 -3 4 1 59.58 1.93 1.5516 -4 -2 1 1 59.60 1.21 1.5512 -1 -5 3 1 59.63 3.65 1.5506 5 -3 3 1 59.90 3.66 1.5441 6 -5 2 1 59.92 3.38 1.5438 -6 1 2 1 60.17 1.15 1.5379 -3 -3 4 1 60.22 2.21 1.5367 -6 5 2 1 60.22 1.01 1.5366 -6 1 1 1 60.34 1.41 1.5341 -4 0 5 1 60.37 1.50 1.5333 4 -7 2 1 60.43 1.27 1.5319 -4 1 5 1 60.47 1.16 1.5309 4 -7 1 1 61.52 3.24 1.5074 6 -2 1 1 62.01 26.16 1.4965 6 -6 2 1 62.02 26.84 1.4964 -6 1 3 1 62.23 29.10 1.4919 -4 5 3 1 62.40 1.76 1.4882 3 -7 3 1 62.48 18.39 1.4865 0 -5 5 1 62.48 2.75 1.4864 -5 -1 1 1 62.64 1.78 1.4830 -4 -1 5 1 62.66 4.18 1.4826 -2 2 5 1 62.66 1.91 1.4826 4 -7 3 1 62.71 3.93 1.4815 -2 6 1 1 62.72 1.81 1.4813 -1 -2 6 1 62.78 1.64 1.4800 3 -5 5 1 62.92 1.24 1.4772 -4 2 5 1 62.96 1.07 1.4762 -4 7 0 1 63.20 1.93 1.4713 -7 4 0 1 63.40 6.66 1.4672 0 -3 6 1 63.46 6.29 1.4659 0 -6 3 1 63.48 27.43 1.4655 2 -1 5 1 63.54 27.53 1.4642 2 4 0 1 63.58 1.54 1.4634 4 -2 4 1 63.60 4.62 1.4630 -4 4 4 1 63.62 4.20 1.4625 -4 6 2 1 63.63 1.38 1.4624 4 2 0 1 63.80 1.17 1.4589 -2 -1 6 1 63.86 1.08 1.4576 2 -7 2 1 63.89 1.07 1.4571 -7 3 1 1 64.67 1.64 1.4413 2 2 3 1 64.91 2.02 1.4365 -6 2 4 1 64.93 2.07 1.4361 6 -7 1 1 65.04 2.24 1.4340 3 1 3 1 65.66 2.61 1.4220 0 -1 6 1 65.74 2.56 1.4205 0 -6 1 1 65.74 1.26 1.4205 6 -5 3 1 65.75 2.44 1.4203 -6 3 4 1 65.77 1.28 1.4199 -6 0 2 1 65.77 2.31 1.4198 -6 7 0 1 65.86 1.45 1.4181 5 -4 4 1 66.98 3.29 1.3972 6 -4 3 1 67.01 3.31 1.3966 -6 0 1 1 67.05 1.19 1.3958 -3 -4 3 1 67.21 1.86 1.3930 4 -7 4 1 67.21 1.85 1.3930 -4 -2 5 1 67.42 1.62 1.3891 -2 -3 6 1 67.45 1.67 1.3885 2 -7 4 1 67.56 1.03 1.3866 4 -5 5 1 67.61 1.14 1.3856 -4 -3 3 1 68.11 1.04 1.3766 2 -4 6 1 68.18 1.08 1.3754 -2 -5 3 1 68.68 1.33 1.3667 2 -3 6 1 68.76 1.20 1.3652 -2 -5 2 1 68.88 1.31 1.3632 1 -7 3 1 68.91 1.19 1.3626 -3 -4 4 1 69.11 2.05 1.3593 7 -3 1 1 69.59 6.87 1.3510 4 -6 5 1 69.63 6.75 1.3503 -4 -3 4 1 69.77 1.13 1.3479 -7 2 0 1 69.81 1.26 1.3473 2 -5 6 1 69.86 1.33 1.3464 -2 -5 4 1 69.91 1.08 1.3456 -5 -2 2 1 69.99 5.26 1.3443 2 0 5 1 70.04 4.89 1.3433 2 4 1 1 70.11 2.24 1.3422 6 -7 3 1 70.12 2.34 1.3421 -6 0 4 1 70.26 2.06 1.3397 -2 3 5 1 70.30 2.33 1.3390 -2 6 2 1 70.46 1.44 1.3364 6 -3 3 1 70.49 1.46 1.3359 6 0 0 1 70.87 2.59 1.3296 -7 6 2 1 70.96 1.81 1.3283 -4 1 6 1 71.16 5.08 1.3249 -4 -1 6 1 71.48 1.04 1.3198 2 -2 6 1 71.52 1.47 1.3192 -7 5 3 1 71.56 1.13 1.3185 -2 -5 1 1 71.86 2.72 1.3137 -4 5 4 1 71.88 2.82 1.3135 -4 6 3 1 72.64 1.17 1.3016 1 5 1 1 72.82 1.05 1.2988 -6 6 3 1 72.96 2.33 1.2966 -1 4 4 1 73.62 2.09 1.2866 -1 5 3 1 73.81 3.52 1.2839 4 -7 5 1 73.83 3.70 1.2835 -4 -3 5 1 74.05 1.91 1.2803 -6 3 5 1 74.57 1.27 1.2725 3 -3 6 1 74.87 1.30 1.2682 -1 3 5 1 75.91 1.58 1.2534 6 -7 4 1 75.93 1.07 1.2532 -2 -1 7 1 75.94 1.69 1.2530 -6 -1 4 1 76.73 1.19 1.2420 0 1 6 1 76.81 1.08 1.2410 0 6 1 1 76.98 2.47 1.2387 0 -6 6 1 78.11 6.17 1.2236 4 -5 6 1 78.19 5.89 1.2226 -4 -4 3 1 79.15 1.04 1.2101 4 -6 6 1 79.21 1.06 1.2092 -4 -4 4 1 79.48 1.17 1.2059 -4 3 6 1 79.65 3.77 1.2037 2 -7 6 1 79.66 3.76 1.2035 -2 -5 6 1 79.72 1.17 1.2028 -3 -5 2 1 80.30 5.27 1.1956 0 4 4 1 80.33 1.28 1.1952 -6 -1 5 1 81.12 2.17 1.1855 -4 0 7 1 81.62 1.62 1.1796 2 -3 7 1 81.73 1.49 1.1783 -2 -6 2 1 81.88 1.83 1.1765 -4 6 4 1 82.45 1.67 1.1698 4 -3 6 1 82.54 1.66 1.1688 -4 -4 1 1 83.77 1.49 1.1547 2 -6 7 1 83.82 1.70 1.1541 -6 5 5 1 83.83 1.46 1.1540 -2 -6 5 1 86.85 1.20 1.1215 3 2 4 1 88.76 1.13 1.1023 -6 4 6 1 ================================================================================ XPOW Copyright 1993 Bob Downs, Ranjini Swaminathan and Kurt Bartelmehs For reference, see Downs et al. (1993) American Mineralogist 78, 1104-1107.