Arseniopleite Diffraction data computed using the structure from the paper listed below, along with the cell parameters refined from single crystal data of R070144 Tait K T, Hawthorne F C The Canadian Mineralogist 41 (2003) 71-77 Refinement of the crystal structure of arseniopleite: Confirmation of its status as a valid species CELL PARAMETERS: 6.8080 13.0390 11.3290 90.000 100.190 90.000 SPACE GROUP: I2/a ATOM X Y Z OCCUPANCY ISO(B) Ca 0.02170 0.00131 0.51196 0.340 1.003 Na 0.02170 0.00131 0.51196 0.160 1.003 Na 0.25000 0.01816 0.00000 0.930 2.108 Pb 0.25000 0.01816 0.00000 0.060 2.108 Ba 0.25000 0.01816 0.00000 0.010 2.108 Mn 0.25000 0.73506 0.00000 1.000 0.906 Mn 0.08846 0.15590 0.21656 0.605 0.894 Mg 0.08846 0.15590 0.21656 0.260 0.894 Fe 0.08846 0.15590 0.21656 0.135 0.894 As 0.25000 0.28829 0.00000 1.000 0.819 As 0.10766 0.88811 0.23133 1.000 0.764 O 0.06690 0.21526 0.03833 1.000 1.169 O 0.14810 0.12546 0.39581 1.000 1.934 O 0.27710 0.83036 0.16070 1.000 1.129 O 0.19630 0.90301 0.37980 1.000 1.184 O 0.10190 0.31791 0.28168 1.000 1.208 O 0.05520 0.00113 0.16087 1.000 1.263 X-RAY WAVELENGTH: 1.541838 BOUNDS ON TWO THETA: 0.0 90.0 LIMITS IMPOSED ON THE INDICES ARE: +/- 6 +/- 11 +/- 10 MAX. ABS. INTENSITY / VOLUME**2: 25.63029219 The INTENSITY cut off value is 1.00 2-THETA INTENSITY D-SPACING H K L 13.58 24.95 6.5195 0 2 0 15.90 6.18 5.5752 0 0 2 19.67 1.63 4.5126 -1 2 1 20.02 4.51 4.4344 -1 1 2 20.97 6.97 4.2371 0 2 2 21.51 11.11 4.1317 1 2 1 21.95 1.98 4.0496 0 3 1 23.50 7.44 3.7851 1 1 2 24.41 12.32 3.6464 1 3 0 24.91 21.20 3.5744 0 1 3 26.61 2.56 3.3503 2 0 0 27.28 36.74 3.2696 -2 1 1 27.36 2.98 3.2597 0 4 0 27.92 11.25 3.1958 -1 3 2 28.55 13.53 3.1262 -2 0 2 28.79 6.62 3.1012 -1 2 3 29.97 31.83 2.9816 2 1 1 29.99 12.31 2.9799 2 2 0 30.56 1.92 2.9254 1 3 2 30.94 16.77 2.8905 -1 4 1 31.68 13.26 2.8248 0 3 3 31.74 8.93 2.8189 -2 2 2 31.80 100.00 2.8140 0 4 2 32.11 41.25 2.7876 0 0 4 32.58 5.15 2.7483 1 2 3 33.40 23.14 2.6827 -2 1 3 33.56 15.53 2.6706 2 0 2 33.60 42.60 2.6669 -2 3 1 35.01 6.49 2.5631 0 2 4 36.35 4.36 2.4713 2 2 2 37.72 1.08 2.3851 1 1 4 38.17 3.80 2.3577 -2 0 4 38.53 2.40 2.3364 2 4 0 38.73 1.59 2.3252 -1 3 4 38.84 1.90 2.3187 -2 3 3 40.65 3.12 2.2196 1 4 3 41.00 1.31 2.2015 3 1 0 41.06 8.55 2.1981 0 1 5 42.34 5.50 2.1348 0 5 3 43.86 4.30 2.0641 -2 5 1 44.12 1.06 2.0527 -1 6 1 44.65 14.86 2.0293 2 3 3 44.98 1.91 2.0152 3 2 1 45.22 1.21 2.0052 -2 1 5 45.67 3.23 1.9866 3 3 0 45.69 8.88 1.9856 2 5 1 45.70 1.19 1.9852 -3 2 3 45.73 3.28 1.9841 0 3 5 46.02 1.55 1.9720 -3 3 2 47.28 1.69 1.9225 1 2 5 48.08 2.99 1.8925 2 2 4 48.16 6.83 1.8895 -2 5 3 48.91 5.09 1.8621 -3 4 1 49.57 15.36 1.8388 -2 3 5 49.62 2.04 1.8373 0 7 1 50.03 1.90 1.8232 2 6 0 50.88 6.72 1.7947 1 7 0 51.19 1.36 1.7846 3 3 2 51.43 1.12 1.7766 3 4 1 51.76 1.61 1.7661 1 6 3 52.16 1.96 1.7534 -3 3 4 52.85 1.32 1.7324 -1 7 2 53.12 2.47 1.7243 -1 3 6 53.71 1.71 1.7065 2 1 5 53.88 2.95 1.7017 -2 2 6 54.11 3.78 1.6949 0 5 5 54.25 12.01 1.6908 2 4 4 54.32 18.57 1.6887 -4 0 2 56.46 2.41 1.6299 0 8 0 57.05 12.38 1.6145 0 4 6 57.50 1.64 1.6029 4 1 1 57.95 9.04 1.5915 2 7 1 58.36 2.57 1.5811 0 1 7 58.52 1.29 1.5772 -1 8 1 58.84 1.51 1.5693 -3 6 1 59.28 3.74 1.5589 1 8 1 59.63 3.98 1.5506 -2 4 6 59.97 6.81 1.5426 -1 7 4 60.05 8.67 1.5407 -2 7 3 60.17 2.75 1.5379 -2 1 7 60.31 2.40 1.5346 -3 4 5 60.45 3.06 1.5314 4 0 2 61.16 6.52 1.5154 2 0 6 61.22 2.14 1.5140 4 3 1 61.43 2.18 1.5094 3 3 4 62.06 5.11 1.4956 0 3 7 62.32 9.79 1.4899 4 4 0 62.81 2.53 1.4794 -1 8 3 62.90 1.17 1.4774 1 7 4 62.97 2.23 1.4760 2 2 6 64.37 1.53 1.4474 -1 4 7 64.90 1.16 1.4367 0 9 1 64.91 2.22 1.4365 2 5 5 65.22 1.49 1.4305 3 7 0 65.27 2.70 1.4296 0 7 5 65.43 1.03 1.4264 4 1 3 65.50 5.08 1.4251 -3 7 2 66.32 8.40 1.4094 -4 4 4 66.45 1.09 1.4070 0 8 4 67.16 2.71 1.3938 0 0 8 68.14 2.42 1.3761 -2 0 8 68.45 6.14 1.3707 -4 0 6 69.28 1.67 1.3563 1 4 7 69.69 5.31 1.3493 3 7 2 70.75 2.06 1.3316 -2 5 7 70.76 3.26 1.3315 -2 9 1 70.95 1.57 1.3284 3 4 5 73.80 2.20 1.2839 -3 8 3 74.99 2.16 1.2665 1 8 5 75.15 1.17 1.2642 2 7 5 75.64 2.54 1.2573 4 5 3 75.71 1.80 1.2562 -4 7 1 77.20 2.04 1.2357 4 4 4 77.42 1.08 1.2327 4 1 5 80.68 2.47 1.1909 4 3 5 80.68 2.07 1.1909 -2 7 7 80.90 1.97 1.1882 -2 3 9 82.20 1.25 1.1728 -4 8 2 84.23 3.20 1.1496 -1 11 2 84.43 1.00 1.1474 4 0 6 85.39 2.51 1.1369 2 4 8 85.40 1.22 1.1368 4 7 3 85.52 1.25 1.1355 1 11 2 86.32 2.04 1.1270 -1 7 8 87.09 1.25 1.1191 0 5 9 87.31 1.76 1.1168 6 0 0 88.12 3.81 1.1086 -4 4 8 ================================================================================ XPOW Copyright 1993 Bob Downs, Ranjini Swaminathan and Kurt Bartelmehs For reference, see Downs et al. (1993) American Mineralogist 78, 1104-1107.