Elbaite Diffraction data computed using the structure from the paper listed below, along with the cell parameters refined from the powder pattern for R050260 Bosi F, Agrosi G, Lucchesi S, Melchiorre G, Scandale E American Mineralogist 90 (2005) 1661-1668 Mn-tourmaline from island of Elba (Italy): Crystal chemistry. Sample: Elb2rim CELL PARAMETERS: 15.82320 15.82320 7.096000 90.00000 90.00000 120.0000 SPACE GROUP: R3m X-RAY WAVELENGTH: 1.541838 2-THETA INTENSITY D-SPACING H K L 11.16 18.16 7.9343 1 1 0 14.03 17.50 6.3157 1 0 1 17.95 28.03 4.9414 0 2 1 19.38 14.23 4.5808 3 0 0 21.18 55.70 4.1944 2 1 1 22.41 88.09 3.9671 2 2 0 25.88 48.41 3.4422 0 1 2 26.53 21.88 3.3594 1 3 1 28.85 9.00 3.0935 4 0 1 29.78 20.57 2.9989 4 1 0 30.46 76.94 2.9340 1 2 2 31.02 5.13 2.8822 3 2 1 33.88 1.01 2.6448 3 3 0 34.48 8.12 2.5999 3 1 2 34.99 100.00 2.5637 0 5 1 36.83 2.14 2.4395 2 4 1 37.94 11.59 2.3704 0 0 3 38.13 15.16 2.3590 2 3 2 38.59 26.46 2.3318 5 1 1 39.32 3.10 2.2904 6 0 0 39.67 1.10 2.2712 1 1 3 41.51 9.17 2.1746 5 0 2 41.94 13.67 2.1532 4 3 1 42.94 5.90 2.1052 0 3 3 42.94 5.20 2.1052 3 0 3 43.11 10.66 2.0972 4 2 2 44.50 14.43 2.0348 2 2 3 44.67 36.98 2.0276 1 5 2 45.08 5.83 2.0102 1 6 1 45.72 2.93 1.9836 4 4 0 47.67 37.78 1.9069 3 4 2 48.05 1.80 1.8924 3 5 1 48.05 1.97 1.8924 7 0 1 48.96 4.10 1.8596 1 4 3 48.96 1.49 1.8596 4 1 3 49.49 7.77 1.8408 6 2 1 50.09 1.22 1.8202 7 1 0 50.53 1.37 1.8054 6 1 2 51.76 5.20 1.7652 3 3 3 51.83 4.46 1.7631 1 0 4 53.19 1.44 1.7211 0 2 4 53.63 1.23 1.7080 5 4 1 54.61 3.24 1.6797 2 6 2 55.78 17.95 1.6471 0 6 3 55.78 3.44 1.6471 6 0 3 56.27 17.65 1.6340 2 7 1 58.09 16.23 1.5869 5 5 0 58.41 3.23 1.5789 4 0 4 58.49 3.99 1.5770 4 5 2 58.83 2.92 1.5688 8 1 1 59.67 2.09 1.5486 3 2 4 60.08 5.16 1.5390 4 6 1 60.61 6.80 1.5269 9 0 0 60.99 6.43 1.5182 7 2 2 61.32 1.46 1.5109 7 3 1 61.84 4.21 1.4994 8 2 0 62.15 15.55 1.4927 0 5 4 63.36 4.17 1.4670 2 4 4 63.44 1.85 1.4655 1 8 2 64.51 4.97 1.4437 1 7 3 64.51 1.10 1.4437 7 1 3 64.56 16.55 1.4426 5 1 4 64.64 5.36 1.4411 6 4 2 65.46 4.13 1.4250 7 4 0 66.00 2.95 1.4147 0 1 5 66.14 6.52 1.4119 6 5 1 66.14 2.83 1.4119 1 9 1 66.88 1.93 1.3981 3 6 3 66.88 5.48 1.3981 6 3 3 66.93 15.35 1.3971 4 3 4 67.17 1.02 1.3927 2 0 5 68.48 1.51 1.3692 3 8 1 69.64 11.00 1.3493 10 0 1 70.48 3.03 1.3352 5 6 2 71.27 4.29 1.3224 6 6 0 71.50 3.67 1.3186 5 5 3 71.55 3.20 1.3178 3 5 4 71.79 4.54 1.3141 0 4 5 72.41 14.05 1.3044 10 1 0 72.69 1.98 1.3000 6 2 4 72.76 2.79 1.2989 8 3 2 72.92 2.11 1.2964 2 3 5 73.06 1.34 1.2943 5 7 1 73.89 1.46 1.2818 0 10 2 74.19 1.87 1.2774 8 4 1 74.66 5.21 1.2705 9 3 0 74.89 2.41 1.2672 2 8 3 75.17 11.67 1.2631 5 0 5 76.06 5.03 1.2506 5 4 4 77.23 1.18 1.2344 7 5 2 77.39 1.34 1.2323 1 5 5 77.53 4.76 1.2305 0 11 1 78.34 2.02 1.2197 4 8 2 78.63 1.55 1.2159 2 10 1 79.60 2.81 1.2036 3 4 5 81.09 1.91 1.1852 0 0 6 81.56 1.09 1.1795 4 6 4 81.78 1.07 1.1768 6 1 5 81.92 2.89 1.1752 11 1 1 84.35 1.51 1.1474 3 0 6 84.77 5.70 1.1428 10 1 3 86.94 2.62 1.1198 9 3 3 86.99 1.90 1.1193 6 5 4 86.99 1.90 1.1193 6 5 4 XPOW Copyright 1993 Bob Downs, Ranjini Swaminathan and Kurt Bartelmehs For reference, see Downs et al. (1993) American Mineralogist 78, 1104-1107.