Mendipite Diffraction data computed using the structure from the paper listed below, along with the cell parameters refined from the powder pattern for R050669 Krivovichev S V, Burns P C European Journal of Mineralogy 13 (2001) 801-809 Crystal chemistry of lead oxide chlorides. I. Crystal structures of synthetic mendipite, Pb3O2Cl2, and synthetic damaraite, Pb3O2(OH)Cl CELL PARAMETERS: 11.89062 5.811521 9.518913 90.00000 90.00000 90.00000 SPACE GROUP: Pnma X-RAY WAVELENGTH: 1.541838 2-THETA INTENSITY D-SPACING H K L 11.98 68.98 7.4311 1 0 1 14.97 3.14 5.9453 2 0 0 17.66 22.94 5.0426 2 0 1 17.95 2.03 4.9602 0 1 1 18.71 5.25 4.7595 0 0 2 19.46 7.59 4.5778 1 1 1 20.16 2.03 4.4186 1 0 2 21.45 29.18 4.1559 2 1 0 23.42 68.18 3.8087 2 1 1 24.39 4.72 3.6590 3 0 1 25.38 92.23 3.5174 1 1 2 28.89 64.89 3.0964 3 1 1 29.19 3.53 3.0657 1 0 3 29.38 77.45 3.0457 3 0 2 30.83 83.05 2.9058 0 2 0 32.03 7.48 2.7993 2 0 3 32.20 91.88 2.7849 0 1 3 33.09 39.66 2.7115 1 1 3 33.16 5.27 2.7062 1 2 1 33.93 100.00 2.6465 4 1 0 35.65 2.70 2.5219 2 1 3 35.66 2.33 2.5213 4 0 2 35.72 3.44 2.5177 2 2 1 36.27 2.36 2.4801 0 2 2 36.32 8.54 2.4770 3 0 3 37.86 7.04 2.3797 0 0 4 38.99 4.99 2.3130 4 1 2 39.66 2.72 2.2755 3 2 1 40.89 5.47 2.2093 2 0 4 41.68 26.76 2.1693 4 0 3 42.93 4.28 2.1090 1 2 3 43.07 68.88 2.1024 3 2 2 43.89 1.06 2.0651 2 1 4 45.01 10.24 2.0160 2 2 3 45.83 10.10 1.9818 6 0 0 46.87 7.09 1.9402 6 0 1 47.80 1.66 1.9043 4 2 2 47.84 4.27 1.9030 5 0 3 48.32 6.98 1.8851 3 2 3 48.46 12.95 1.8798 1 0 5 49.53 3.18 1.8419 2 3 0 49.55 3.56 1.8411 0 2 4 50.37 1.56 1.8131 2 0 5 50.51 7.72 1.8083 2 3 1 50.50 9.22 1.8085 5 1 3 51.10 1.76 1.7886 1 1 5 51.55 12.64 1.7742 1 3 2 51.69 3.44 1.7696 4 1 4 52.03 6.86 1.7587 2 2 4 52.69 30.99 1.7383 4 2 3 52.94 5.49 1.7308 2 1 5 53.56 9.71 1.7120 3 3 1 54.94 5.80 1.6722 7 0 1 55.62 16.68 1.6534 0 3 3 55.90 25.40 1.6458 3 1 5 56.20 7.36 1.6376 1 3 3 56.21 7.67 1.6372 6 2 0 56.75 19.30 1.6230 4 3 0 57.07 11.59 1.6147 6 1 3 57.11 7.27 1.6136 6 2 1 57.37 1.20 1.6070 7 1 1 57.96 5.54 1.5920 5 2 3 58.51 10.57 1.5783 1 2 5 58.74 5.05 1.5726 1 0 6 59.87 3.55 1.5455 4 1 5 60.00 21.71 1.5424 7 1 2 60.19 1.31 1.5382 2 2 5 60.28 1.14 1.5361 4 3 2 60.42 1.03 1.5328 2 0 6 61.07 2.02 1.5180 1 1 6 62.51 2.53 1.4863 8 0 0 62.52 1.03 1.4862 5 0 5 62.71 2.13 1.4822 2 1 6 63.14 4.30 1.4731 6 1 4 64.12 9.49 1.4529 0 4 0 64.29 5.10 1.4494 7 2 1 64.77 2.99 1.4399 5 1 5 65.39 3.57 1.4277 3 1 6 65.48 1.32 1.4259 1 4 1 65.59 2.12 1.4238 8 1 1 67.78 5.20 1.3830 1 2 6 67.80 1.38 1.3826 7 0 4 68.04 1.21 1.3783 8 1 2 69.22 3.12 1.3575 5 3 3 69.33 1.07 1.3558 2 2 6 70.21 1.14 1.3408 4 3 4 71.25 1.93 1.3237 2 3 5 71.23 2.49 1.3241 0 1 7 71.28 2.69 1.3233 8 2 0 71.50 2.46 1.3198 5 0 6 71.74 2.14 1.3159 1 1 7 72.03 9.46 1.3113 3 4 2 72.03 3.05 1.3113 8 1 3 73.44 1.36 1.2895 2 4 3 73.61 3.17 1.2870 5 1 6 73.77 9.50 1.2845 3 3 5 74.79 4.65 1.2696 6 3 3 74.94 4.96 1.2675 7 0 5 75.39 1.11 1.2610 4 2 6 75.94 1.40 1.2532 3 4 3 76.28 1.95 1.2485 7 2 4 76.89 1.21 1.2400 0 4 4 77.14 1.17 1.2366 4 0 7 77.25 1.43 1.2351 4 3 5 77.37 9.00 1.2335 7 3 2 78.41 1.73 1.2197 9 0 3 78.86 1.22 1.2139 2 4 4 79.38 6.23 1.2072 4 4 3 79.82 2.90 1.2016 5 2 6 80.18 1.88 1.1972 6 3 4 81.66 1.37 1.1792 5 3 5 82.22 1.61 1.1725 3 3 6 82.29 2.74 1.1717 6 4 0 82.30 1.31 1.1716 8 0 5 82.72 1.51 1.1667 2 0 8 82.77 1.03 1.1660 9 2 2 82.87 4.03 1.1649 10 1 0 83.04 2.07 1.1630 6 4 1 83.15 5.97 1.1618 7 2 5 83.29 2.17 1.1601 1 1 8 83.63 1.75 1.1563 10 1 1 83.76 1.25 1.1548 5 4 3 84.23 3.94 1.1496 1 4 5 84.74 1.65 1.1439 2 1 8 85.30 2.31 1.1378 4 2 7 85.79 1.29 1.1326 2 5 1 86.54 2.59 1.1246 9 2 3 86.60 2.17 1.1241 1 5 2 87.63 1.94 1.1134 10 0 3 87.67 1.29 1.1130 0 3 7 88.19 1.87 1.1078 3 5 1 88.16 1.11 1.1082 1 3 7 88.44 1.63 1.1054 8 3 3 89.31 2.18 1.0968 7 4 1 89.35 1.52 1.0964 1 2 8 89.63 1.36 1.0937 5 2 7 89.87 3.26 1.0914 0 5 3 89.87 3.26 1.0914 0 5 3 XPOW Copyright 1993 Bob Downs, Ranjini Swaminathan and Kurt Bartelmehs For reference, see Downs et al. (1993) American Mineralogist 78, 1104-1107.