Norrishite Diffraction data computed using the structure from the paper listed below, along with the cell parameters refined from single crystal data of R130089 Tyrna P L, Guggenheim S American Mineralogist 76 (1991) 266-271 The crystal structure of norrishite, KLiMn2Si4O12: An oxygen-rich mica _database_code_amcsd 0001348 CELL PARAMETERS: 5.2920 8.9010 10.0660 90.000 98.150 90.000 SPACE GROUP: C2/m ATOM X Y Z OCCUPANCY ISO(B) K 0.00000 0.50000 0.00000 1.000 2.163 Li 0.00000 0.00000 0.50000 1.000 1.259 Mn 0.00000 0.34720 0.50000 1.000 0.753 Si 0.06290 0.17070 0.22700 1.000 0.815 O 0.04500 0.00000 0.16700 1.000 1.229 O 0.29700 0.24860 0.16150 1.000 1.226 O 0.10800 0.17870 0.38530 1.000 0.899 O 0.10900 0.50000 0.39600 1.000 1.130 X-RAY WAVELENGTH: 1.541838 BOUNDS ON TWO THETA: 5.0 90.0 LIMITS IMPOSED ON THE INDICES ARE: +/- 4 +/- 8 +/- 9 MAX. ABS. INTENSITY / VOLUME**2: 16.37609701 The INTENSITY cut off value is 1.00 2-THETA INTENSITY D-SPACING H K L 8.87 100.00 9.9643 0 0 1 19.66 1.23 4.5147 1 1 0 19.95 22.38 4.4505 0 2 0 20.58 23.43 4.3152 -1 1 1 21.87 8.57 4.0636 0 2 1 24.95 56.51 3.5695 -1 1 2 26.84 31.67 3.3214 0 0 3 26.86 14.04 3.3191 0 2 2 28.25 60.12 3.1589 1 1 2 31.43 3.77 2.8466 -1 1 3 33.67 15.37 2.6619 0 2 3 34.23 26.78 2.6193 2 0 0 34.75 5.31 2.5817 1 3 0 35.30 26.49 2.5427 -1 3 1 36.05 4.64 2.4911 0 0 4 36.69 20.68 2.4493 2 0 1 38.12 29.39 2.3606 -1 3 2 39.11 4.71 2.3034 -1 1 4 39.85 6.51 2.2619 -2 2 1 40.46 5.69 2.2295 1 3 2 40.73 1.67 2.2150 -2 0 3 41.15 8.93 2.1938 2 0 2 41.58 11.77 2.1718 0 4 1 41.87 1.45 2.1576 -2 2 2 42.11 6.76 2.1458 2 2 1 42.84 16.92 2.1111 -1 3 3 43.59 1.41 2.0764 1 1 4 45.52 2.81 1.9929 0 0 5 45.75 1.02 1.9830 -2 2 3 46.01 10.33 1.9727 1 3 3 46.62 4.84 1.9483 -2 0 4 47.14 1.22 1.9281 2 0 3 47.57 1.75 1.9115 -1 1 5 49.01 1.87 1.8587 -1 3 4 51.18 2.42 1.7847 -2 2 4 52.40 1.04 1.7460 1 1 5 52.95 2.64 1.7294 -3 1 1 54.08 2.28 1.6959 2 4 0 54.12 1.72 1.6945 -3 1 2 54.30 9.00 1.6894 2 0 4 55.32 1.45 1.6607 0 0 6 55.36 4.50 1.6595 0 4 4 55.82 3.65 1.6470 2 4 1 56.31 16.28 1.6337 -1 3 5 56.67 1.06 1.6242 -1 1 6 56.86 2.31 1.6192 -1 5 2 58.61 2.51 1.5750 1 5 2 58.82 6.38 1.5699 -2 4 3 59.43 3.88 1.5552 3 1 2 60.45 1.20 1.5315 -1 5 3 60.65 8.87 1.5268 1 3 5 61.15 14.06 1.5156 -3 3 1 61.24 2.22 1.5135 -3 1 4 61.63 1.13 1.5049 3 3 0 61.75 3.00 1.5022 -2 0 6 61.84 1.76 1.5004 1 1 6 62.22 4.36 1.4920 -3 3 2 62.57 2.26 1.4846 0 4 5 62.62 6.15 1.4835 0 6 0 63.39 2.00 1.4673 0 6 1 63.88 1.43 1.4572 2 4 3 64.57 2.05 1.4433 -1 3 6 65.58 1.32 1.4235 0 0 7 66.24 1.64 1.4109 2 2 5 69.31 1.19 1.3558 0 2 7 69.39 7.40 1.3543 1 3 6 70.70 4.03 1.3325 -2 0 7 71.29 1.39 1.3229 -4 0 1 71.90 1.45 1.3132 -4 0 2 71.98 2.30 1.3118 3 3 3 73.29 1.20 1.2917 -2 6 1 73.34 6.57 1.2908 2 6 0 73.94 1.93 1.2819 -4 0 3 74.17 3.35 1.2784 -3 3 5 74.30 3.08 1.2765 -2 2 7 74.38 1.69 1.2753 4 0 1 74.43 2.51 1.2746 0 6 4 74.83 2.88 1.2689 2 6 1 75.03 1.37 1.2659 2 2 6 76.48 1.71 1.2455 0 0 8 77.43 1.96 1.2326 -2 6 3 77.48 1.12 1.2319 -4 2 3 77.93 1.27 1.2260 4 2 1 79.25 1.46 1.2088 -1 7 2 80.02 2.36 1.1991 0 4 7 80.75 2.26 1.1901 1 7 2 81.94 1.01 1.1758 2 6 3 87.51 2.91 1.1147 2 6 4 88.23 2.12 1.1075 -4 0 6 89.30 2.07 1.0969 4 0 4 ================================================================================ XPOW Copyright 1993 Bob Downs, Ranjini Swaminathan and Kurt Bartelmehs For reference, see Downs et al. (1993) American Mineralogist 78, 1104-1107.