Kovdorskite Diffraction data computed using the structure from the paper listed below, along with the cell parameters refined from the powder pattern for R060579 Ovchinnikov V E, Soloveva L P, Pudovkina Z V, Kapustin Yu L, Belov N V Soviet Physics Doklady Akademii Nauk SSSR 255 (1980) 351-354 The crystal structure of kovdorskite Mg2(PO4)(OH)*3(H2O) CELL PARAMETERS: 10.32101 12.93978 4.732003 90.00000 101.2061 90.00000 SPACE GROUP: P2_1/a X-RAY WAVELENGTH: 1.541838 2-THETA INTENSITY D-SPACING H K L 11.16 100.00 7.9736 1 1 0 13.74 31.88 6.4699 0 2 0 16.31 47.78 5.4518 1 2 0 17.57 16.46 5.0621 2 0 0 18.88 2.39 4.7142 2 1 0 19.17 6.39 4.6418 0 0 1 20.38 22.74 4.3692 0 1 1 20.67 16.71 4.3085 -1 1 1 22.35 8.24 3.9868 2 2 0 23.40 15.03 3.8098 -2 0 1 23.64 7.67 3.7715 0 2 1 23.66 9.14 3.7686 1 1 1 23.89 2.85 3.7323 -1 2 1 24.40 24.08 3.6547 -2 1 1 26.54 22.67 3.3647 1 2 1 27.21 14.61 3.2829 -2 2 1 27.36 5.78 3.2655 3 1 0 27.62 2.65 3.2349 0 4 0 28.29 1.96 3.1597 0 3 1 28.50 27.84 3.1365 -1 3 1 28.55 29.12 3.1315 2 0 1 29.02 8.42 3.0815 1 4 0 29.90 5.68 2.9922 3 2 0 30.78 5.73 2.9088 1 3 1 31.37 5.10 2.8554 -2 3 1 31.79 24.72 2.8187 2 2 1 32.74 49.75 2.7390 -3 2 1 33.76 16.75 2.6579 3 3 0 33.99 20.18 2.6402 -1 4 1 35.50 1.07 2.5311 4 0 0 35.85 2.47 2.5073 1 5 0 35.96 20.29 2.5000 1 4 1 36.32 22.19 2.4757 -3 3 1 36.20 2.30 2.4840 4 1 0 36.54 27.78 2.4618 3 1 1 37.04 6.36 2.4295 -4 0 1 37.71 5.34 2.3877 -4 1 1 38.22 1.03 2.3571 4 2 0 38.54 13.91 2.3381 3 2 1 39.13 2.16 2.3043 2 5 0 39.66 4.25 2.2744 -4 2 1 39.48 12.60 2.2844 0 1 2 39.92 43.50 2.2604 0 5 1 40.07 9.73 2.2519 -1 5 1 40.11 1.25 2.2500 2 4 1 40.66 1.05 2.2208 -1 2 2 40.89 2.29 2.2088 -3 4 1 41.97 2.57 2.1543 -2 2 2 41.79 2.29 2.1630 1 5 1 41.92 3.86 2.1566 0 6 0 42.25 7.64 2.1408 -2 5 1 42.22 1.24 2.1422 1 1 2 42.75 10.09 2.1168 -4 3 1 43.69 1.29 2.0734 -1 3 2 44.00 2.78 2.0592 1 2 2 45.16 6.74 2.0092 -3 2 2 45.53 4.39 1.9934 4 4 0 45.76 1.41 1.9841 2 6 0 45.81 1.38 1.9819 3 4 1 46.27 4.41 1.9631 4 2 1 46.60 1.63 1.9503 -1 6 1 46.67 11.06 1.9473 2 1 2 47.05 2.42 1.9324 5 2 0 47.52 3.23 1.9144 -5 2 1 47.77 1.12 1.9049 -4 0 2 47.67 1.43 1.9089 -1 4 2 47.96 1.87 1.8980 -3 3 2 48.29 4.34 1.8858 0 4 2 48.33 6.76 1.8843 2 2 2 48.83 4.85 1.8662 -2 4 2 49.02 1.42 1.8591 4 3 1 49.93 15.76 1.8274 -4 2 2 49.77 2.48 1.8329 5 3 0 50.99 3.69 1.7917 2 3 2 51.62 2.07 1.7713 -4 5 1 52.44 9.82 1.7456 -1 5 2 52.74 2.00 1.7364 2 7 0 52.51 1.39 1.7433 3 1 2 53.02 1.16 1.7278 0 5 2 53.25 1.67 1.7210 5 1 1 53.83 3.06 1.7037 -5 4 1 54.53 1.64 1.6836 -5 1 2 54.62 3.44 1.6808 -6 1 1 54.39 10.52 1.6874 6 0 0 54.03 3.54 1.6977 3 2 2 54.57 1.38 1.6824 2 4 2 54.75 1.03 1.6770 5 2 1 54.88 2.51 1.6735 1 7 1 55.25 1.73 1.6631 -2 7 1 56.51 9.06 1.6290 3 3 2 56.80 19.03 1.6213 3 7 0 57.13 1.82 1.6128 -4 6 1 57.21 1.17 1.6108 5 3 1 57.83 1.53 1.5947 5 5 0 57.89 3.12 1.5934 -1 6 2 58.43 7.66 1.5800 -5 3 2 58.54 5.38 1.5771 -3 7 1 58.43 1.74 1.5798 0 6 2 59.42 1.09 1.5559 -2 1 3 60.35 4.72 1.5341 -4 5 2 59.86 6.98 1.5455 3 4 2 60.25 1.78 1.5363 0 1 3 61.34 1.34 1.5117 -6 0 2 60.89 1.08 1.5218 4 2 2 62.05 1.51 1.4961 6 4 0 62.20 2.93 1.4928 4 7 0 62.08 2.88 1.4953 6 0 1 62.38 1.30 1.4889 -2 8 1 62.34 2.56 1.4897 4 6 1 62.42 2.83 1.4879 3 7 1 62.79 2.55 1.4802 -1 3 3 63.22 2.48 1.4711 -4 7 1 64.01 5.40 1.4547 -7 1 1 63.93 2.00 1.4564 0 3 3 64.03 1.34 1.4544 2 6 2 64.45 2.27 1.4459 0 7 2 64.94 1.90 1.4362 -3 3 3 64.89 3.59 1.4370 -2 7 2 65.43 1.03 1.4266 -6 3 2 64.89 1.14 1.4371 2 8 1 65.79 1.01 1.4197 -5 5 2 65.45 2.06 1.4262 -3 8 1 65.96 1.23 1.4164 -4 2 3 65.87 3.39 1.4180 -6 5 1 65.94 4.16 1.4168 -1 4 3 66.22 1.15 1.4115 7 2 0 66.27 2.62 1.4105 -2 4 3 66.52 7.02 1.4058 1 3 3 67.06 2.44 1.3958 0 4 3 68.16 2.06 1.3758 -4 3 3 68.30 1.38 1.3734 0 9 1 68.41 2.10 1.3715 -1 9 1 68.77 1.28 1.3652 5 7 0 68.90 5.57 1.3629 4 8 0 69.50 1.10 1.3525 5 6 1 70.27 1.48 1.3396 4 5 2 71.32 1.98 1.3225 -7 2 2 71.06 1.02 1.3266 -4 7 2 72.71 2.26 1.3005 -5 3 3 73.09 1.86 1.2947 6 5 1 73.47 1.83 1.2889 2 4 3 74.45 2.48 1.2742 -7 5 1 74.89 1.77 1.2678 -2 6 3 75.47 1.39 1.2595 8 1 0 77.66 1.61 1.2294 1 10 1 77.71 4.39 1.2288 6 6 1 78.20 1.39 1.2222 0 9 2 79.29 1.02 1.2082 3 10 0 78.87 1.16 1.2135 4 1 3 81.79 2.76 1.1773 -2 1 4 82.06 1.77 1.1742 -1 1 4 82.50 1.49 1.1691 7 5 1 85.34 1.52 1.1372 -8 4 2 86.00 1.26 1.1302 0 10 2 86.00 1.26 1.1302 0 10 2 XPOW Copyright 1993 Bob Downs, Ranjini Swaminathan and Kurt Bartelmehs For reference, see Downs et al. (1993) American Mineralogist 78, 1104-1107.