Viitaniemiite Diffraction data computed using the structure from the paper listed below, along with the cell parameters refined from the powder pattern for R060052 Pajunen A, Lahti S I American Mineralogist 69 (1984) 961-966 The crystal structure of viitaniemiite Locality: Viitaniemi pegmatite, Orivesi, southern Finland CELL PARAMETERS: 5.457000 7.151000 6.836000 90.00000 109.3600 90.00000 SPACE GROUP: P2_1/m X-RAY WAVELENGTH: 1.541838 2-THETA INTENSITY D-SPACING H K L 13.69 3.21 6.4907 0 0 1 17.07 4.97 5.2091 1 0 0 18.08 16.39 4.9183 -1 0 1 18.41 13.79 4.8298 0 1 1 21.06 1.06 4.2263 1 1 0 21.90 7.81 4.0665 -1 1 1 24.67 4.17 3.6148 0 2 0 25.20 7.93 3.5391 1 0 1 27.28 1.46 3.2739 -1 0 2 27.52 33.90 3.2454 0 0 2 28.11 16.27 3.1787 1 1 1 28.29 4.03 3.1580 0 2 1 30.00 13.74 2.9823 -1 1 2 30.22 21.35 2.9607 0 1 2 30.13 20.81 2.9698 1 2 0 30.73 100.00 2.9127 -1 2 1 32.64 6.06 2.7457 -2 0 1 34.46 29.45 2.6046 2 0 0 35.53 19.13 2.5288 1 2 1 36.57 1.87 2.4592 -2 0 2 36.70 4.61 2.4504 2 1 0 37.13 13.77 2.4232 1 0 2 38.70 11.51 2.3282 -2 1 2 39.59 14.48 2.2778 -1 0 3 39.93 2.05 2.2592 0 3 1 41.32 31.58 2.1865 -2 2 1 41.36 10.21 2.1840 2 0 1 41.77 4.66 2.1636 0 0 3 42.82 3.12 2.1132 2 2 0 43.69 1.70 2.0727 0 1 3 44.58 1.58 2.0333 -2 2 2 44.94 3.93 2.0181 -2 0 3 45.06 2.10 2.0128 1 2 2 46.83 1.38 1.9408 -1 3 2 46.98 7.71 1.9348 0 3 2 47.18 24.06 1.9271 -1 2 3 48.73 1.97 1.8693 2 2 1 49.09 7.76 1.8564 0 2 3 49.76 1.11 1.8329 -3 0 1 50.51 27.52 1.8074 0 4 0 50.70 5.73 1.8012 1 0 3 50.95 1.34 1.7928 -3 0 2 51.90 4.41 1.7621 -2 2 3 51.67 4.26 1.7695 2 0 2 52.61 3.37 1.7401 -3 1 2 53.31 2.34 1.7188 2 1 2 53.65 2.17 1.7087 1 3 2 54.07 2.80 1.6965 -1 4 1 55.52 2.36 1.6554 -1 3 3 56.20 3.20 1.6369 -2 0 4 56.11 1.86 1.6394 -3 0 3 56.28 13.69 1.6348 -3 2 1 56.74 2.33 1.6227 0 0 4 57.14 2.22 1.6121 1 2 3 58.04 13.38 1.5893 2 2 2 58.45 11.82 1.5790 0 4 2 59.41 5.03 1.5557 3 0 1 60.92 1.40 1.5209 3 1 1 62.26 18.01 1.4912 -2 2 4 62.18 3.07 1.4931 -3 2 3 62.77 3.05 1.4804 0 2 4 62.56 5.88 1.4849 2 4 0 63.92 2.70 1.4564 -2 4 2 64.60 3.19 1.4427 -3 0 4 64.30 1.39 1.4488 1 4 2 65.29 5.30 1.4290 3 2 1 65.43 3.46 1.4263 2 3 2 65.98 4.39 1.4158 -1 4 3 68.32 7.18 1.3728 -4 0 2 68.74 1.01 1.3654 -4 0 1 69.96 2.66 1.3446 2 2 3 71.19 1.74 1.3243 1 2 4 72.58 2.13 1.3023 4 0 0 73.59 1.70 1.2869 -3 4 1 74.07 1.10 1.2798 -1 2 5 74.34 4.96 1.2758 1 4 3 75.12 2.47 1.2644 2 4 2 76.54 1.50 1.2444 -1 4 4 76.40 1.07 1.2464 -2 5 2 81.64 1.60 1.1791 3 4 1 82.13 2.09 1.1732 1 0 5 82.07 1.55 1.1739 1 6 0 82.38 4.38 1.1703 -1 6 1 82.92 1.48 1.1641 -4 2 4 84.27 3.05 1.1488 2 2 4 84.81 1.08 1.1429 0 3 5 86.24 2.63 1.1275 -3 4 4 85.97 1.06 1.1303 2 4 3 87.36 1.84 1.1159 1 2 5 87.36 1.84 1.1159 1 2 5 XPOW Copyright 1993 Bob Downs, Ranjini Swaminathan and Kurt Bartelmehs For reference, see Downs et al. (1993) American Mineralogist 78, 1104-1107.