Brochantite 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 Locality: Capo Calamita, Elba island, Tuscany, Italy _database_code_amcsd 0006972 CELL PARAMETERS: 12.7760 9.8690 6.0260 90.150 90.000 90.000 SPACE GROUP: P2_1/n X-RAY WAVELENGTH: 1.541838 Cell Volume: 759.794 Density (g/cm3): 3.901 MAX. ABS. INTENSITY / VOLUME**2: 15.68361674 RIR: 1.309 RIR based on corundum from Acta Crystallographica A38 (1982) 733-739 2-THETA INTENSITY D-SPACING H K L Multiplicity 11.33 14.70 7.8102 1 1 0 4 13.86 89.34 6.3880 2 0 0 2 16.26 7.82 5.4502 1 0 1 4 16.53 93.47 5.3626 2 1 0 4 17.22 9.54 5.1490 0 -1 1 2 17.26 2.85 5.1371 0 1 1 2 17.98 5.68 4.9345 0 2 0 2 18.58 1.72 4.7758 1 -1 1 4 18.62 5.61 4.7662 1 1 1 4 20.26 7.20 4.3834 2 0 1 4 22.17 1.28 4.0089 2 -1 1 4 22.74 39.79 3.9101 3 1 0 4 22.77 100.00 3.9051 2 2 0 4 24.36 6.91 3.6537 1 2 1 4 27.17 1.37 3.2817 3 -1 1 4 27.19 7.66 3.2802 2 -2 1 4 27.20 3.99 3.2786 3 1 1 4 27.67 1.49 3.2240 3 2 0 4 27.93 33.56 3.1940 4 0 0 2 28.01 18.10 3.1857 1 3 0 4 30.57 31.80 2.9246 2 3 0 4 30.94 2.58 2.8906 0 -3 1 2 31.49 2.01 2.8407 3 2 1 4 31.81 2.15 2.8134 1 3 1 4 31.81 4.68 2.8130 1 -1 2 4 31.86 4.44 2.8091 1 1 2 4 33.00 2.50 2.7142 4 -1 1 4 33.42 82.55 2.6813 4 2 0 4 34.11 5.59 2.6284 2 -1 2 4 34.15 6.37 2.6252 2 1 2 4 34.45 25.19 2.6034 3 3 0 4 35.57 79.49 2.5238 1 -2 2 4 35.65 80.72 2.5181 1 2 2 4 36.32 15.72 2.4736 5 1 0 4 36.42 12.07 2.4672 0 4 0 2 36.53 31.20 2.4596 3 0 2 4 37.11 2.16 2.4225 1 4 0 4 37.67 9.18 2.3879 2 -2 2 4 37.75 8.72 2.3831 2 2 2 4 39.14 9.97 2.3015 2 4 0 4 39.72 14.26 2.2690 5 2 0 4 40.96 1.20 2.2032 3 -2 2 4 41.04 1.13 2.1995 3 2 2 4 41.19 12.26 2.1918 1 -3 2 4 41.30 12.18 2.1863 1 3 2 4 42.22 9.73 2.1404 4 -1 2 4 42.26 9.69 2.1387 4 1 2 4 42.45 1.48 2.1293 6 0 0 2 43.05 2.25 2.1010 2 -3 2 4 43.16 1.91 2.0961 2 3 2 4 43.48 15.17 2.0814 6 1 0 4 44.92 12.71 2.0180 5 3 0 4 45.24 1.72 2.0044 4 -2 2 4 45.31 1.74 2.0016 4 2 2 4 46.03 7.19 1.9719 3 -3 2 4 46.13 7.73 1.9679 3 3 2 4 46.45 3.25 1.9551 6 2 0 4 46.51 1.59 1.9525 4 4 0 4 46.61 7.89 1.9488 5 0 2 4 47.54 2.24 1.9125 5 -1 2 4 47.57 1.23 1.9114 0 -4 2 2 47.58 2.57 1.9112 5 1 2 4 47.70 1.14 1.9065 0 4 2 2 48.26 7.07 1.8858 2 5 0 4 49.96 9.02 1.8256 4 -3 2 4 50.05 9.02 1.8224 4 3 2 4 50.31 3.31 1.8136 5 -2 2 4 50.37 3.10 1.8115 5 2 2 4 50.88 6.73 1.7947 7 1 0 4 51.00 2.46 1.7908 3 5 0 4 51.10 3.03 1.7875 6 3 0 4 52.48 26.69 1.7438 3 -4 2 4 52.60 26.58 1.7401 3 4 2 4 53.49 7.71 1.7130 6 -1 2 4 53.52 7.00 1.7121 6 1 2 4 54.66 1.68 1.6791 4 5 0 4 54.70 5.92 1.6779 5 -3 2 4 54.79 5.68 1.6754 5 3 2 4 56.10 5.55 1.6394 1 -5 2 4 56.25 5.36 1.6355 1 5 2 4 56.40 1.11 1.6314 1 6 0 4 57.60 7.40 1.6003 2 -5 2 4 57.74 7.78 1.5967 2 5 2 4 57.77 3.92 1.5960 7 3 0 4 57.89 2.10 1.5929 2 6 0 4 59.15 12.66 1.5620 5 5 0 4 59.19 16.64 1.5611 7 0 2 4 60.03 6.15 1.5410 3 -5 2 4 60.15 6.85 1.5383 6 -3 2 4 60.17 5.95 1.5378 3 5 2 4 60.23 7.18 1.5364 6 3 2 4 60.49 2.39 1.5305 5 -4 2 4 60.60 2.25 1.5280 5 4 2 4 60.98 12.88 1.5194 8 2 0 4 61.56 20.68 1.5065 0 0 4 2 62.36 1.64 1.4889 7 -2 2 4 62.42 1.56 1.4878 7 2 2 4 63.35 3.59 1.4681 4 -5 2 4 63.44 2.74 1.4663 2 0 4 4 63.49 3.52 1.4653 4 5 2 4 63.63 5.84 1.4623 4 6 0 4 64.19 2.42 1.4509 2 -1 4 4 64.25 2.54 1.4498 2 1 4 4 64.36 4.31 1.4476 6 5 0 4 64.93 8.74 1.4361 1 -6 2 4 65.09 8.50 1.4330 1 6 2 4 66.23 1.94 1.4111 7 -3 2 4 66.31 1.86 1.4096 7 3 2 4 66.47 3.28 1.4065 2 -2 4 4 66.49 1.41 1.4063 3 -1 4 4 66.54 1.25 1.4053 3 1 4 4 66.55 1.22 1.4051 9 1 0 4 66.58 3.12 1.4046 2 2 4 4 66.75 1.43 1.4013 1 7 0 4 66.98 4.43 1.3971 8 -1 2 4 67.01 4.60 1.3966 8 1 2 4 67.48 1.17 1.3879 5 -5 2 4 67.61 1.27 1.3856 5 5 2 4 68.11 6.50 1.3767 2 7 0 4 68.92 3.20 1.3625 4 0 4 4 70.21 2.10 1.3405 2 -3 4 4 70.24 2.64 1.3400 7 5 0 4 70.34 2.88 1.3384 3 7 0 4 70.36 2.02 1.3380 2 3 4 4 71.47 3.10 1.3200 7 -4 2 4 71.57 2.94 1.3184 7 4 2 4 71.83 6.36 1.3142 4 -2 4 4 71.93 6.07 1.3126 4 2 4 4 72.41 2.14 1.3051 3 -3 4 4 72.56 2.29 1.3027 3 3 4 4 73.58 2.05 1.2873 0 -4 4 2 73.59 1.48 1.2870 5 -1 4 4 73.64 1.73 1.2863 5 1 4 4 73.78 1.88 1.2843 0 4 4 2 73.79 5.79 1.2842 9 0 2 4 74.23 1.53 1.2776 10 0 0 2 77.35 4.24 1.2336 0 8 0 2 78.33 1.63 1.2207 6 -1 4 4 78.38 1.44 1.2201 6 1 4 4 79.30 1.55 1.2081 5 -3 4 4 79.45 1.39 1.2063 5 3 4 4 80.68 2.15 1.1909 10 3 0 4 81.02 1.39 1.1867 4 -7 2 4 81.19 1.47 1.1847 4 7 2 4 83.82 1.23 1.1541 7 -1 4 4 83.87 1.33 1.1536 7 1 4 4 84.57 3.73 1.1458 8 6 0 4 84.81 2.34 1.1432 5 -7 2 4 84.98 2.25 1.1414 5 7 2 4 85.14 1.43 1.1396 9 -4 2 4 85.23 1.42 1.1386 9 4 2 4 85.61 3.14 1.1345 10 4 0 4 89.41 2.44 1.0959 6 -7 2 4 89.57 2.48 1.0943 6 7 2 4 ================================================================================ XPOW Copyright 1993 Bob Downs, Ranjini Swaminathan and Kurt Bartelmehs For reference, see Downs et al. (1993) American Mineralogist 78, 1104-1107.