Pyromorphite Diffraction data computed using the structure from the paper listed below, along with the cell parameters refined from the powder pattern for R060285 Dai Y S, Hughes J M The Canadian Mineralogist 27 (1989) 189-192 Crystal-structure refinements of vanadinite and pyromorphite CELL PARAMETERS: 9.976400 9.976400 7.351100 90.00000 90.00000 120.0000 SPACE GROUP: P6_3/m X-RAY WAVELENGTH: 1.541838 2-THETA INTENSITY D-SPACING H K L 17.77 9.50 4.9926 1 1 0 20.55 28.17 4.3237 2 0 0 21.53 44.29 4.1289 1 1 1 23.88 1.95 3.7260 2 0 1 24.24 6.68 3.6720 0 0 2 26.37 30.04 3.3799 1 0 2 27.28 15.80 3.2684 1 2 0 27.28 19.64 3.2684 2 1 0 29.92 40.99 2.9861 1 2 1 29.92 50.23 2.9861 2 1 1 30.21 100.00 2.9581 1 1 2 31.02 53.45 2.8825 3 0 0 35.97 2.71 2.4963 2 2 0 36.80 1.19 2.4414 1 2 2 39.74 6.01 2.2674 3 0 2 41.05 15.57 2.1980 1 1 3 41.77 6.10 2.1619 4 0 0 43.84 37.30 2.0644 2 2 2 45.14 11.97 2.0080 3 1 2 45.14 8.34 2.0080 1 3 2 45.72 7.09 1.9839 2 3 0 45.72 2.59 1.9839 3 2 0 46.32 15.10 1.9594 1 2 3 46.32 12.08 1.9594 2 1 3 47.45 13.81 1.9152 2 3 1 47.45 9.56 1.9152 3 2 1 48.20 9.67 1.8870 1 4 0 48.20 14.76 1.8870 4 1 0 48.87 31.05 1.8630 4 0 2 49.63 12.72 1.8360 0 0 4 53.13 2.10 1.7232 1 1 4 54.25 3.63 1.6900 2 0 4 54.66 2.97 1.6784 1 4 2 54.66 1.68 1.6784 4 1 2 55.16 1.18 1.6642 3 3 0 56.26 3.56 1.6342 2 4 0 56.26 2.11 1.6342 4 2 0 56.69 5.78 1.6231 3 3 1 57.55 6.14 1.6008 1 2 4 57.55 3.76 1.6008 2 1 4 59.01 5.28 1.5646 5 0 2 59.49 1.53 1.5531 1 5 0 59.49 2.55 1.5531 5 1 0 59.68 12.97 1.5486 3 0 4 59.99 3.36 1.5413 2 3 3 59.99 5.84 1.5413 3 2 3 60.94 6.27 1.5195 5 1 1 60.94 4.19 1.5195 1 5 1 61.11 10.70 1.5158 3 3 2 62.79 1.08 1.4791 2 2 4 66.30 2.13 1.4091 1 1 5 66.81 3.26 1.3994 4 0 4 67.62 1.08 1.3847 2 5 0 68.09 2.58 1.3763 3 3 3 68.98 1.90 1.3607 2 5 1 68.98 3.45 1.3607 5 2 1 69.75 2.87 1.3475 2 3 4 69.75 1.25 1.3475 3 2 4 70.10 7.25 1.3416 6 0 2 70.21 2.55 1.3398 1 2 5 70.21 4.52 1.3398 2 1 5 71.07 4.49 1.3258 3 4 2 71.07 1.49 1.3258 4 3 2 71.50 1.41 1.3187 1 6 0 71.50 1.17 1.3187 6 1 0 71.68 6.34 1.3159 1 4 4 71.68 7.70 1.3159 4 1 4 71.96 2.80 1.3115 5 1 3 71.96 2.78 1.3115 1 5 3 72.83 2.59 1.2980 1 6 1 72.83 1.62 1.2980 6 1 1 72.98 6.87 1.2956 2 5 2 72.98 5.81 1.2956 5 2 2 76.24 2.31 1.2482 4 4 0 78.27 2.61 1.2207 4 2 4 78.27 2.42 1.2207 2 4 4 78.95 1.36 1.2119 1 0 6 79.47 1.22 1.2053 2 5 3 79.47 2.59 1.2053 5 2 3 80.80 5.99 1.1888 1 1 6 81.04 1.55 1.1858 1 5 4 81.04 2.26 1.1858 5 1 4 81.48 1.34 1.1805 3 2 5 81.48 2.96 1.1805 2 3 5 82.30 1.05 1.1709 3 5 2 82.30 1.94 1.1709 7 0 2 83.15 1.03 1.1610 6 1 3 83.15 1.38 1.1610 1 6 3 88.79 1.48 1.1012 3 3 5 89.02 4.27 1.0990 2 2 6 89.93 1.39 1.0902 1 3 6 89.93 1.12 1.0902 3 1 6 89.93 1.12 1.0902 3 1 6 XPOW Copyright 1993 Bob Downs, Ranjini Swaminathan and Kurt Bartelmehs For reference, see Downs et al. (1993) American Mineralogist 78, 1104-1107.