Brochantite Diffraction data computed using the structure from the paper listed below, along with the cell parameters refined from the powder pattern for R060117 Merlino S, Perchiazzi N, Franco D European Journal of Mineralogy 15 (2003) 267-275 Brochantite, Cu4SO4(OH)6: OD character, polytypism and crystal structures Sample: MDO_2 polytype CELL PARAMETERS: 12.77600 9.869000 6.026000 90.15000 90.00000 90.00000 SPACE GROUP: P2_1/n X-RAY WAVELENGTH: 1.541838 2-THETA INTENSITY D-SPACING H K L 11.37 14.70 7.8041 1 1 0 13.91 89.34 6.3822 2 0 0 16.29 7.82 5.4509 1 0 1 16.58 93.47 5.3581 2 1 0 17.27 9.54 5.1432 0 -1 1 17.27 2.85 5.1437 0 1 1 18.02 5.68 4.9310 0 2 0 18.63 1.72 4.7705 1 -1 1 18.63 5.61 4.7709 1 1 1 20.29 7.20 4.3824 2 0 1 22.22 1.28 4.0047 2 -1 1 22.79 39.79 3.9067 3 1 0 22.82 100.00 3.9020 2 2 0 24.36 6.91 3.6569 1 2 1 27.22 1.37 3.2784 3 -1 1 27.25 7.66 3.2756 2 -2 1 27.22 3.99 3.2785 3 1 1 27.71 1.49 3.2214 3 2 0 27.98 33.56 3.1911 4 0 0 28.05 18.10 3.1835 1 3 0 30.61 31.80 2.9225 2 3 0 31.01 2.58 2.8860 0 -3 1 31.51 2.01 2.8412 3 2 1 31.80 2.15 2.8152 1 3 1 31.85 4.68 2.8116 1 -1 2 31.84 4.44 2.8118 1 1 2 33.05 2.50 2.7116 4 -1 1 33.46 82.55 2.6790 4 2 0 34.15 5.59 2.6269 2 -1 2 34.15 6.37 2.6270 2 1 2 34.49 25.19 2.6014 3 3 0 35.63 79.49 2.5210 1 -2 2 35.62 80.72 2.5212 1 2 2 36.37 15.72 2.4714 5 1 0 36.46 12.07 2.4655 0 4 0 36.55 31.20 2.4595 3 0 2 37.15 2.16 2.4208 1 4 0 37.73 9.18 2.3853 2 -2 2 37.72 8.72 2.3854 2 2 2 39.18 9.97 2.2999 2 4 0 39.77 14.26 2.2671 5 2 0 41.02 1.20 2.2009 3 -2 2 41.02 1.13 2.2010 3 2 2 41.26 12.26 2.1886 1 -3 2 41.25 12.18 2.1888 1 3 2 42.26 9.73 2.1390 4 -1 2 42.26 9.69 2.1391 4 1 2 42.50 1.48 2.1274 6 0 0 43.12 2.25 2.0981 2 -3 2 43.12 1.91 2.0982 2 3 2 43.53 15.17 2.0796 6 1 0 44.96 12.71 2.0163 5 3 0 45.29 1.72 2.0023 4 -2 2 45.29 1.74 2.0024 4 2 2 46.10 7.19 1.9693 3 -3 2 46.09 7.73 1.9694 3 3 2 46.49 3.25 1.9534 6 2 0 46.55 1.59 1.9510 4 4 0 46.63 7.89 1.9480 5 0 2 47.58 2.24 1.9111 5 -1 2 47.66 1.23 1.9083 0 -4 2 47.58 2.57 1.9111 5 1 2 47.65 1.14 1.9085 0 4 2 48.30 7.07 1.8845 2 5 0 50.03 9.02 1.8232 4 -3 2 50.02 9.02 1.8233 4 3 2 50.37 3.31 1.8117 5 -2 2 50.36 3.10 1.8118 5 2 2 50.93 6.73 1.7931 7 1 0 51.04 2.46 1.7895 3 5 0 51.14 3.03 1.7860 6 3 0 52.56 26.69 1.7412 3 -4 2 52.55 26.58 1.7413 3 4 2 53.53 7.71 1.7117 6 -1 2 53.53 7.00 1.7117 6 1 2 54.70 1.68 1.6778 4 5 0 54.77 5.92 1.6758 5 -3 2 54.77 5.68 1.6759 5 3 2 56.19 5.55 1.6367 1 -5 2 56.19 5.36 1.6369 1 5 2 56.44 1.11 1.6302 1 6 0 57.69 7.40 1.5978 2 -5 2 57.68 7.78 1.5979 2 5 2 57.82 3.92 1.5946 7 3 0 57.93 2.10 1.5917 2 6 0 59.19 12.66 1.5608 5 5 0 59.22 16.64 1.5602 7 0 2 60.13 6.15 1.5387 3 -5 2 60.22 6.85 1.5365 6 -3 2 60.12 5.95 1.5388 3 5 2 60.22 7.18 1.5366 6 3 2 60.57 2.39 1.5285 5 -4 2 60.57 2.25 1.5286 5 4 2 61.03 12.88 1.5181 8 2 0 61.52 20.68 1.5071 0 0 4 62.42 1.64 1.4875 7 -2 2 62.42 1.56 1.4875 7 2 2 63.44 3.59 1.4659 4 -5 2 63.41 2.74 1.4667 2 0 4 63.44 3.52 1.4660 4 5 2 63.67 5.84 1.4612 4 6 0 64.19 2.42 1.4507 2 -1 4 64.18 2.54 1.4508 2 1 4 64.40 4.31 1.4464 6 5 0 65.03 8.74 1.4339 1 -6 2 65.03 8.50 1.4340 1 6 2 66.30 1.94 1.4095 7 -3 2 66.30 1.86 1.4095 7 3 2 66.50 3.28 1.4058 2 -2 4 66.48 1.41 1.4060 3 -1 4 66.48 1.25 1.4061 3 1 4 66.60 1.22 1.4038 9 1 0 66.49 3.12 1.4059 2 2 4 66.79 1.43 1.4004 1 7 0 67.03 4.43 1.3959 8 -1 2 67.03 4.60 1.3960 8 1 2 67.57 1.17 1.3860 5 -5 2 67.57 1.27 1.3861 5 5 2 68.14 6.50 1.3757 2 7 0 68.88 3.20 1.3627 4 0 4 70.26 2.10 1.3394 2 -3 4 70.28 2.64 1.3390 7 5 0 70.38 2.88 1.3375 3 7 0 70.25 2.02 1.3395 2 3 4 71.55 3.10 1.3184 7 -4 2 71.54 2.94 1.3184 7 4 2 71.86 6.36 1.3135 4 -2 4 71.85 6.07 1.3135 4 2 4 72.46 2.14 1.3040 3 -3 4 72.46 2.29 1.3041 3 3 4 73.65 2.05 1.2858 0 -4 4 73.59 1.48 1.2867 5 -1 4 73.59 1.73 1.2867 5 1 4 73.64 1.88 1.2859 0 4 4 73.82 5.79 1.2833 9 0 2 74.28 1.53 1.2764 10 0 0 77.39 4.24 1.2328 0 8 0 78.33 1.63 1.2203 6 -1 4 78.33 1.44 1.2203 6 1 4 79.35 1.55 1.2071 5 -3 4 79.34 1.39 1.2072 5 3 4 80.73 2.15 1.1899 10 3 0 81.13 1.39 1.1850 4 -7 2 81.13 1.47 1.1851 4 7 2 83.82 1.23 1.1537 7 -1 4 83.82 1.33 1.1537 7 1 4 84.62 3.73 1.1449 8 6 0 84.92 2.34 1.1416 5 -7 2 84.91 2.25 1.1416 5 7 2 85.22 1.43 1.1383 9 -4 2 85.21 1.42 1.1383 9 4 2 85.66 3.14 1.1335 10 4 0 89.51 2.44 1.0944 6 -7 2 89.51 2.48 1.0945 6 7 2 89.51 2.48 1.0945 6 7 2 XPOW Copyright 1993 Bob Downs, Ranjini Swaminathan and Kurt Bartelmehs For reference, see Downs et al. (1993) American Mineralogist 78, 1104-1107.