Krohnkite Diffraction data computed using the structure from the paper listed below, along with the cell parameters refined from the powder pattern for R060111 Dahlman B Arkiv for Mineralogi och Geologi 1 (1952) 339-366 The crystal structures of kröhnkite, CuNa2(SO4)2·2H2O and brandtite, MnCa2(AsO4)2*2H2O Locality: Chuquicamata, Chile CELL PARAMETERS: 5.807000 12.65600 5.517000 90.00000 108.3200 90.00000 SPACE GROUP: P2_1/c X-RAY WAVELENGTH: 1.541838 2-THETA INTENSITY D-SPACING H K L 13.97 99.26 6.3286 0 2 0 16.07 27.36 5.5065 1 0 0 17.54 31.70 5.0494 1 1 0 18.33 2.88 4.8341 0 1 1 20.58 17.07 4.3098 -1 1 1 21.36 52.67 4.1542 1 2 0 23.94 67.09 3.7123 -1 2 1 26.59 33.29 3.3490 1 3 0 27.12 100.00 3.2839 0 3 1 27.86 42.86 3.1992 1 1 1 28.17 14.93 3.1643 0 4 0 28.73 49.88 3.1042 -1 3 1 30.47 97.19 2.9306 1 2 1 32.35 90.55 2.7646 -2 1 1 32.60 22.88 2.7436 1 4 0 32.91 46.32 2.7185 -1 0 2 33.69 18.73 2.6579 -1 1 2 34.25 24.84 2.6153 0 0 2 34.42 6.95 2.6025 1 3 1 34.66 18.72 2.5857 -2 2 1 35.00 2.71 2.5612 0 1 2 35.52 1.25 2.5247 2 2 0 35.92 2.49 2.4978 -1 2 2 38.23 12.63 2.3520 -2 3 1 39.02 1.07 2.3057 2 3 0 39.13 9.66 2.3000 1 5 0 39.27 9.36 2.2919 -2 0 2 39.51 4.94 2.2786 0 5 1 39.94 8.37 2.2552 -2 1 2 40.67 27.09 2.2160 -1 5 1 41.88 11.09 2.1549 -2 2 2 42.21 3.86 2.1389 2 1 1 42.66 15.15 2.1174 1 0 2 42.80 1.50 2.1107 -2 4 1 42.83 7.83 2.1095 0 6 0 43.53 14.44 2.0771 2 4 0 43.86 4.20 2.0620 -1 4 2 44.07 1.90 2.0528 2 2 1 45.06 3.47 2.0100 1 5 1 45.11 16.34 2.0080 1 2 2 46.03 11.72 1.9699 1 6 0 47.04 17.76 1.9298 2 3 1 47.53 1.22 1.9111 -3 1 1 48.16 1.26 1.8876 -2 5 1 49.03 15.77 1.8561 -2 4 2 49.13 9.73 1.8526 -1 5 2 49.23 2.22 1.8489 -3 2 1 49.62 1.05 1.8355 3 0 0 50.10 3.15 1.8189 0 5 2 50.11 9.66 1.8185 -1 1 3 50.17 3.89 1.8165 3 1 0 51.32 16.52 1.7784 1 6 1 51.75 5.31 1.7647 -1 2 3 51.81 4.55 1.7629 3 2 0 51.91 2.83 1.7597 1 4 2 51.98 15.73 1.7575 -3 3 1 52.99 1.30 1.7264 -2 1 3 53.06 3.21 1.7242 -3 2 2 53.57 5.36 1.7089 0 7 1 54.16 6.30 1.6920 -2 6 1 54.41 5.82 1.6847 -1 3 3 54.46 12.65 1.6831 3 3 0 54.54 7.54 1.6809 0 2 3 54.50 2.46 1.6820 -1 7 1 54.57 2.07 1.6802 -2 2 3 54.77 13.45 1.6745 2 6 0 55.05 6.48 1.6666 -1 6 2 55.66 4.23 1.6497 -3 4 1 55.95 9.44 1.6419 0 6 2 57.11 14.63 1.6114 0 3 3 57.13 3.10 1.6107 -2 3 3 57.57 2.18 1.5996 2 2 2 57.98 1.02 1.5891 -1 4 3 58.04 7.01 1.5877 3 4 0 58.09 1.50 1.5864 1 7 1 58.26 3.78 1.5821 0 8 0 58.73 4.26 1.5705 3 1 1 59.20 13.48 1.5593 -3 4 2 59.50 5.03 1.5521 -2 6 2 60.17 2.02 1.5364 -3 5 1 60.71 5.66 1.5242 -2 7 1 60.86 1.50 1.5206 1 8 0 60.98 4.04 1.5180 1 1 3 61.03 2.96 1.5169 -3 1 3 61.54 2.40 1.5055 -1 7 2 62.05 2.93 1.4944 1 6 2 62.38 1.54 1.4873 0 7 2 62.39 1.26 1.4871 -1 5 3 62.63 3.23 1.4819 3 3 1 63.42 17.01 1.4653 2 4 2 64.88 4.50 1.4359 0 5 3 64.90 1.11 1.4354 -2 5 3 65.88 1.94 1.4165 -4 0 2 66.10 3.15 1.4122 -4 2 1 66.34 1.27 1.4077 -4 1 2 67.34 2.36 1.3892 2 7 1 67.62 1.98 1.3842 2 5 2 67.59 1.93 1.3847 3 6 0 67.72 1.15 1.3823 -4 2 2 68.04 5.10 1.3766 4 0 0 68.13 2.13 1.3750 1 7 2 68.22 8.17 1.3735 -1 0 4 68.41 2.33 1.3702 -4 3 1 68.56 8.45 1.3674 -1 8 2 68.66 3.77 1.3657 -3 6 2 69.36 2.87 1.3537 0 8 2 69.86 2.57 1.3452 4 2 0 69.93 2.83 1.3439 0 6 3 69.90 1.24 1.3445 -1 9 1 69.96 4.63 1.3435 -2 6 3 70.05 1.34 1.3420 3 5 1 70.03 1.95 1.3423 -1 2 4 70.84 1.10 1.3289 -2 2 4 72.17 3.53 1.3076 0 0 4 72.58 3.17 1.3013 2 6 2 73.16 1.48 1.2924 2 1 3 73.05 2.80 1.2942 1 9 1 73.07 2.47 1.2938 -2 3 4 73.40 1.22 1.2889 -1 7 3 73.44 1.41 1.2881 3 7 0 74.94 1.58 1.2660 3 6 1 75.39 5.72 1.2597 -2 9 1 75.55 1.92 1.2574 -4 5 1 76.15 1.51 1.2489 -2 4 4 76.68 1.80 1.2416 2 3 3 76.74 4.70 1.2407 -4 3 3 76.99 1.23 1.2374 -3 6 3 80.80 6.39 1.1883 4 3 1 81.32 3.10 1.1821 1 10 1 81.48 3.85 1.1802 2 9 1 81.50 1.87 1.1799 -3 4 4 82.55 1.31 1.1675 1 7 3 82.60 2.98 1.1670 -3 7 3 83.64 2.79 1.1551 -4 5 3 83.77 1.33 1.1537 -5 0 2 84.00 1.00 1.1510 -1 6 4 84.10 1.54 1.1500 2 10 0 84.33 1.20 1.1474 -1 10 2 84.73 1.88 1.1431 2 8 2 84.77 1.72 1.1426 -2 6 4 85.07 2.46 1.1393 0 10 2 87.25 1.04 1.1163 3 9 0 87.46 3.50 1.1143 1 4 4 87.63 2.44 1.1125 4 5 1 87.60 1.53 1.1128 -5 -3 1 88.75 1.62 1.1013 5 0 0 89.46 1.70 1.0944 -2 9 3 89.46 1.70 1.0944 -2 9 3 XPOW Copyright 1993 Bob Downs, Ranjini Swaminathan and Kurt Bartelmehs For reference, see Downs et al. (1993) American Mineralogist 78, 1104-1107.