Conichalcite Diffraction data computed using the structure from the paper listed below, along with the cell parameters refined from the powder pattern for R050506 Qurashi M M, Barnes W H The Canadian Mineralogist 7 (1963) 561-577 The structures of the minerals of the descloizite and adelite groups: IV - desclozite and conichalcite (part 2) The structure of conichalcite CELL PARAMETERS: 7.400000 5.840000 9.210000 90.00000 90.00000 90.00000 SPACE GROUP: P2_12_12_1 X-RAY WAVELENGTH: 1.541838 2-THETA INTENSITY D-SPACING H K L 15.34 28.07 5.7693 1 0 1 17.97 24.62 4.9306 0 1 1 21.65 42.82 4.1009 1 1 1 22.68 15.73 3.9165 1 0 2 24.07 20.36 3.6933 2 0 0 24.56 1.52 3.6207 0 1 2 25.96 20.73 3.4294 2 0 1 27.41 13.87 3.2511 1 1 2 28.58 90.74 3.1200 2 1 0 30.64 9.32 2.9152 0 2 0 30.97 24.28 2.8846 2 0 2 31.44 100.00 2.8424 1 0 3 33.00 1.39 2.7116 1 2 0 34.44 85.39 2.6019 1 2 1 34.66 40.29 2.5855 2 1 2 35.09 46.47 2.5550 1 1 3 36.41 16.62 2.4653 0 2 2 37.78 13.15 2.3791 3 0 1 38.01 9.75 2.3652 2 0 3 38.46 12.56 2.3385 1 2 2 38.96 3.97 2.3097 0 0 4 39.34 15.60 2.2882 2 2 0 40.58 1.27 2.2211 2 2 1 40.93 2.13 2.2028 3 1 1 44.13 20.94 2.0504 2 2 2 44.46 2.73 2.0360 3 1 2 44.48 1.79 2.0351 1 2 3 46.32 7.32 1.9583 2 0 4 47.22 1.10 1.9231 3 0 3 49.03 6.67 1.8563 2 1 4 49.30 4.34 1.8466 4 0 0 49.40 8.70 1.8432 3 2 1 49.44 6.47 1.8418 1 3 1 49.89 19.38 1.8263 3 1 3 50.36 21.38 1.8103 0 2 4 50.93 2.16 1.7914 0 3 2 52.52 1.33 1.7409 1 3 2 52.90 1.39 1.7293 4 1 1 53.21 11.81 1.7199 2 3 0 53.38 24.66 1.7147 4 0 2 53.43 6.93 1.7133 1 1 5 55.56 1.20 1.6525 2 0 5 56.57 8.19 1.6255 2 2 4 56.84 2.60 1.6183 3 1 4 57.09 5.19 1.6118 2 3 2 57.35 45.12 1.6053 3 2 3 57.38 9.45 1.6043 1 3 3 59.17 18.25 1.5600 4 2 0 60.03 6.61 1.5398 0 0 6 60.59 22.05 1.5269 1 2 5 61.56 1.44 1.5051 3 3 1 62.82 1.04 1.4780 4 2 2 62.82 7.86 1.4779 3 0 5 63.74 6.30 1.4588 5 0 1 63.80 13.04 1.4576 0 4 0 64.25 1.31 1.4485 3 3 2 64.56 4.37 1.4423 4 0 4 64.80 5.74 1.4376 2 2 5 65.05 3.13 1.4326 3 1 5 65.63 1.96 1.4212 2 0 6 65.95 1.86 1.4152 5 1 1 66.06 2.82 1.4132 1 4 1 66.38 1.43 1.4071 5 0 2 67.89 2.62 1.3794 2 3 4 67.81 10.53 1.3808 2 1 6 68.59 5.78 1.3670 3 3 3 68.64 1.09 1.3660 1 4 2 68.91 1.01 1.3615 0 2 6 70.09 1.66 1.3414 2 4 1 71.55 2.56 1.3176 1 3 5 72.61 3.25 1.3009 2 4 2 72.76 4.47 1.2985 5 1 3 72.86 13.63 1.2970 1 4 3 74.16 2.62 1.2775 2 2 6 74.36 1.32 1.2746 4 1 5 74.87 2.19 1.2672 5 2 2 76.59 4.35 1.2429 3 4 1 77.46 1.17 1.2311 6 0 0 78.96 10.36 1.2115 5 2 3 79.50 5.18 1.2045 6 1 0 80.71 1.31 1.1896 6 0 2 80.94 3.28 1.1867 1 2 7 81.80 1.74 1.1764 3 3 5 82.41 3.11 1.1692 2 4 4 82.73 1.06 1.1656 6 1 2 82.93 3.49 1.1632 3 0 7 83.76 2.55 1.1539 5 0 5 84.63 1.26 1.1441 4 4 0 84.35 5.18 1.1472 2 3 6 84.74 1.33 1.1430 1 5 1 85.76 1.43 1.1319 5 1 5 87.69 2.70 1.1120 2 5 0 87.83 7.13 1.1106 4 4 2 88.75 1.24 1.1014 6 2 2 89.02 2.66 1.0987 5 3 3 89.32 12.93 1.0959 4 2 6 89.32 12.93 1.0959 4 2 6 XPOW Copyright 1993 Bob Downs, Ranjini Swaminathan and Kurt Bartelmehs For reference, see Downs et al. (1993) American Mineralogist 78, 1104-1107.