Ephesite Diffraction data computed using the structure from the paper listed below, along with the cell parameters refined from the powder pattern Slade P G, Schultz P K, Dean C Neues Jahrbuch fur Mineralogie, Monatshefte 1987 (1987) 275-287 Refinement of the ephesite structure in C1 symmetry Note: polytype 2M1 Locality: Postmasburg, district, South Africa CELL PARAMETERS: 5.123000 8.872000 19.30700 89.97000 95.15000 89.96000 SPACE GROUP: C1 X-RAY WAVELENGTH: 1.541838 2-THETA INTENSITY D-SPACING H K L 9.22 90.65 9.6177 0 0 2 18.47 18.23 4.8088 0 0 4 20.01 1.26 4.4401 0 2 0 20.07 15.10 4.4276 1 1 0 20.08 15.82 4.4249 -1 1 0 20.25 27.20 4.3891 -1 -1 1 20.26 27.26 4.3875 -1 1 1 20.54 7.24 4.3273 0 2 1 20.55 7.33 4.3254 0 -2 1 20.95 3.39 4.2441 1 1 1 20.96 3.57 4.2408 1 -1 1 21.46 1.08 4.1447 -1 -1 2 21.46 1.12 4.1441 -1 1 2 22.06 5.58 4.0328 0 2 2 22.07 5.81 4.0297 0 -2 2 22.76 1.26 3.9094 1 1 2 22.78 1.16 3.9061 1 -1 2 23.54 10.41 3.7817 -1 -1 3 23.54 10.00 3.7820 -1 1 3 24.39 8.47 3.6520 0 2 3 24.41 8.56 3.6486 0 -2 3 26.30 16.57 3.3896 -1 -1 4 26.30 16.53 3.3902 -1 1 4 27.34 18.13 3.2638 0 2 4 27.36 17.55 3.2606 0 -2 4 27.84 100.00 3.2059 0 0 6 28.44 21.21 3.1393 1 1 4 28.46 20.29 3.1369 1 -1 4 29.57 1.12 3.0220 -1 1 5 29.58 1.34 3.0212 -1 -1 5 30.74 19.14 2.9090 0 2 5 30.77 19.27 2.9061 0 -2 5 31.98 13.11 2.7995 1 1 5 32.00 13.17 2.7975 1 -1 5 33.21 12.31 2.6977 -1 1 6 33.22 11.95 2.6970 -1 -1 6 35.14 8.59 2.5539 -1 -3 1 35.16 6.87 2.5528 2 0 0 35.16 8.60 2.5529 -1 3 1 35.57 48.75 2.5238 -2 0 2 35.56 45.73 2.5247 1 3 1 35.59 45.65 2.5227 1 -3 1 35.82 4.79 2.5068 1 1 6 35.85 4.70 2.5052 1 -1 6 37.15 2.05 2.4203 -1 1 7 37.16 2.13 2.4196 -1 -1 7 37.22 23.74 2.4156 -1 -3 3 37.22 23.66 2.4157 -1 3 3 37.24 25.41 2.4146 2 0 2 38.42 8.60 2.3430 -2 0 4 38.41 9.81 2.3436 1 3 3 38.45 9.64 2.3411 1 -3 3 38.51 1.45 2.3377 0 2 7 38.55 1.38 2.3356 0 -2 7 41.47 9.97 2.1775 -1 3 5 41.48 10.02 2.1767 -1 -3 5 41.50 8.70 2.1759 2 0 4 43.10 1.76 2.0985 0 4 3 43.13 1.79 2.0972 0 -4 3 43.29 20.25 2.0899 -2 0 6 43.28 20.14 2.0903 1 3 5 43.33 20.10 2.0878 1 -3 5 44.30 2.90 2.0447 2 2 3 44.33 2.93 2.0430 2 -2 3 44.95 3.53 2.0164 0 4 4 44.99 3.49 2.0149 0 -4 4 45.68 2.92 1.9859 -2 -2 5 45.68 2.85 1.9858 -2 2 5 47.25 25.43 1.9235 0 0 10 47.24 1.36 1.9237 0 4 5 47.29 1.42 1.9220 0 -4 5 47.41 4.91 1.9172 -1 3 7 47.44 4.89 1.9161 -1 -3 7 47.46 5.40 1.9155 2 0 6 48.11 1.83 1.8909 -2 -2 6 48.11 1.82 1.8910 -2 2 6 49.71 5.91 1.8338 -2 0 8 49.70 5.60 1.8340 1 3 7 49.76 5.63 1.8319 1 -3 7 54.66 6.83 1.6787 -1 3 9 54.70 6.95 1.6777 -1 -3 9 54.71 6.89 1.6772 2 0 8 54.76 1.22 1.6758 2 4 0 54.80 1.20 1.6746 -2 4 0 55.57 1.27 1.6533 -3 -1 3 55.58 1.27 1.6530 -3 1 3 56.25 1.10 1.6350 2 4 2 56.30 1.09 1.6335 2 -4 2 56.69 1.73 1.6232 3 1 2 56.71 1.76 1.6227 3 -1 2 57.33 12.77 1.6067 -2 0 10 57.33 13.69 1.6068 1 3 9 57.39 13.49 1.6051 1 -3 9 57.48 2.68 1.6029 0 0 12 57.66 2.81 1.5983 -1 -5 4 57.64 2.81 1.5986 -1 5 4 58.20 2.14 1.5847 -3 -1 5 58.21 2.09 1.5845 -3 1 5 58.22 1.47 1.5842 3 1 3 58.24 1.47 1.5837 3 -1 3 58.80 3.49 1.5699 -2 -4 5 58.80 3.43 1.5699 -2 4 5 58.81 1.16 1.5696 2 2 8 58.86 1.22 1.5684 2 -2 8 60.15 2.91 1.5379 3 1 4 60.17 3.02 1.5374 3 -1 4 60.86 1.34 1.5217 -2 -4 6 60.85 1.31 1.5218 -2 4 6 60.83 1.44 1.5222 1 5 5 60.90 1.41 1.5206 1 -5 5 61.61 1.48 1.5048 -1 5 6 61.64 1.52 1.5042 -1 -5 6 62.75 33.39 1.4802 -3 -3 1 62.76 33.34 1.4800 0 6 0 62.79 33.29 1.4794 -3 3 1 62.97 18.23 1.4756 -1 3 11 63.01 18.23 1.4747 -1 -3 11 63.03 16.74 1.4744 2 0 10 63.99 1.42 1.4545 0 4 10 64.06 1.44 1.4530 0 -4 10 64.24 1.01 1.4495 2 -4 6 65.97 1.24 1.4156 -2 0 12 65.96 1.35 1.4156 1 3 11 66.04 1.35 1.4143 1 -3 11 68.23 2.17 1.3740 0 0 14 69.97 4.60 1.3440 -3 -3 7 69.98 4.52 1.3439 -3 3 7 69.96 4.05 1.3443 0 6 6 69.98 3.77 1.3438 3 3 5 70.02 4.13 1.3432 0 -6 6 70.05 3.77 1.3427 3 -3 5 70.11 1.02 1.3417 -1 -1 14 72.25 9.45 1.3071 -1 3 13 72.30 9.41 1.3063 -1 -3 13 72.31 9.96 1.3061 2 0 12 73.72 1.03 1.2846 1 1 14 74.01 1.16 1.2803 -4 0 2 74.24 4.94 1.2769 -2 -6 2 74.27 4.32 1.2764 4 0 0 74.27 4.90 1.2765 -2 6 2 75.58 1.02 1.2576 1 3 13 75.65 1.01 1.2565 1 -3 13 76.02 1.75 1.2514 -2 -6 4 76.03 1.83 1.2512 -2 6 4 76.05 2.07 1.2509 4 0 2 77.45 1.10 1.2318 0 4 13 77.53 1.06 1.2307 0 -4 13 77.55 1.49 1.2305 -1 -7 1 77.57 1.51 1.2302 -1 7 1 78.03 2.34 1.2240 -4 0 6 78.01 2.11 1.2244 2 6 4 78.10 2.10 1.2232 2 -6 4 79.98 1.12 1.1990 -4 -2 5 80.00 1.09 1.1988 -4 2 5 80.82 1.24 1.1887 2 2 13 80.88 1.23 1.1880 2 -2 13 80.95 1.49 1.1870 1 7 4 81.03 1.48 1.1861 1 -7 4 82.11 2.69 1.1732 -3 -3 11 82.10 2.66 1.1733 -3 3 11 82.08 2.55 1.1736 0 6 10 82.12 1.74 1.1731 3 5 4 82.12 2.57 1.1730 3 3 9 82.18 2.57 1.1724 0 -6 10 82.21 2.61 1.1721 3 -3 9 82.21 1.72 1.1720 3 -5 4 83.44 1.19 1.1578 -4 -2 7 83.46 1.15 1.1577 -4 2 7 87.91 1.00 1.1101 -4 0 10 87.91 1.00 1.1101 -4 0 10 XPOW Copyright 1993 Bob Downs, Ranjini Swaminathan and Kurt Bartelmehs For reference, see Downs et al. (1993) American Mineralogist 78, 1104-1107.