Shirokshinite Pekov I V, Chukanov N V, Ferraris G, Ivaldi G, Pushcharovsky D Y, Zadov A E European Journal of Mineralogy 15 (2003) 447-454 Shirokshinite, K(NaMg2)Si4O10F2, a new mica with octahedral Na from Khidiny massif, Kola Peninsula: descriptive data and structural disorder Locality: Khidiny massif, Kola Peninsula, Russia _database_code_amcsd 0006989 CELL PARAMETERS: 5.2690 9.0920 10.1970 90.000 100.120 90.000 SPACE GROUP: C2/m X-RAY WAVELENGTH: 1.541838 Cell Volume: 480.895 Density (g/cm3): 2.908 MAX. ABS. INTENSITY / VOLUME**2: 6.307083359 RIR: 0.706 RIR based on corundum from Acta Crystallographica A38 (1982) 733-739 2-THETA INTENSITY D-SPACING H K L Multiplicity 8.81 100.00 10.0384 0 0 1 2 17.67 7.20 5.0192 0 0 2 2 19.53 16.32 4.5460 0 2 0 2 19.70 21.64 4.5054 1 1 0 4 20.34 8.21 4.3669 -1 1 1 4 22.84 14.37 3.8943 1 1 1 4 24.45 43.89 3.6403 -1 1 2 4 26.45 62.66 3.3694 0 2 2 4 26.64 47.61 3.3461 0 0 3 2 28.57 60.86 3.1241 1 1 2 4 30.76 45.07 2.9070 -1 1 3 4 33.25 22.05 2.6948 0 2 3 4 34.15 11.49 2.6253 -2 0 1 2 34.27 22.34 2.6167 1 3 0 4 34.58 27.48 2.5935 2 0 0 2 34.65 55.81 2.5888 -1 3 1 4 35.78 3.31 2.5096 0 0 4 2 35.79 8.15 2.5092 1 1 3 4 36.08 1.23 2.4894 -2 0 2 2 36.24 2.57 2.4791 1 3 1 4 37.30 30.10 2.4106 2 0 1 2 37.32 59.73 2.4095 -1 3 2 4 38.30 1.14 2.3502 -1 1 4 4 39.64 7.30 2.2734 -2 2 1 4 39.65 4.44 2.2730 0 4 0 2 40.02 8.93 2.2527 2 2 0 4 40.07 2.56 2.2502 -2 0 3 2 40.25 4.82 2.2404 1 3 2 4 40.70 6.62 2.2169 0 4 1 4 41.35 6.28 2.1834 -2 2 2 4 41.90 27.86 2.1561 -1 3 3 4 41.93 14.14 2.1548 2 0 2 2 42.44 4.01 2.1297 2 2 1 4 43.72 2.60 2.0706 0 4 2 4 45.16 11.98 2.0077 0 0 5 2 45.67 7.13 1.9863 -2 0 4 2 45.88 14.24 1.9780 1 3 3 4 47.95 2.24 1.8972 -1 3 4 4 48.01 1.07 1.8950 2 0 3 2 50.12 2.22 1.8202 -2 2 4 4 52.30 2.67 1.7491 2 2 3 4 53.11 1.47 1.7244 -3 1 1 4 53.31 1.34 1.7184 -2 4 1 4 53.39 1.14 1.7160 1 5 0 4 54.46 2.17 1.6847 0 4 4 4 54.79 1.24 1.6754 1 5 1 4 54.88 1.73 1.6731 0 0 6 2 55.14 28.92 1.6658 -1 3 5 4 55.22 14.39 1.6633 2 0 4 2 55.57 2.83 1.6538 2 4 1 4 55.58 2.56 1.6534 -1 5 2 4 56.35 5.58 1.6326 -3 1 3 4 56.49 3.93 1.6291 3 1 1 4 57.64 4.99 1.5991 -2 4 3 4 57.78 4.87 1.5956 1 5 2 4 59.05 3.89 1.5643 -1 5 3 4 59.07 4.29 1.5638 2 4 2 4 60.29 2.02 1.5350 -3 1 4 4 60.34 7.33 1.5340 -2 0 6 2 60.48 2.34 1.5307 3 1 2 4 60.57 14.10 1.5288 1 3 5 4 60.97 27.24 1.5196 -3 3 1 4 61.16 13.47 1.5153 0 6 0 2 61.71 3.48 1.5032 -3 3 2 4 61.77 3.84 1.5018 3 3 0 4 61.93 3.63 1.4984 0 6 1 4 63.26 1.35 1.4700 -1 3 6 4 64.06 1.13 1.4535 -2 2 6 4 65.04 2.24 1.4341 0 0 7 2 65.19 1.36 1.4311 -1 1 7 4 67.00 2.55 1.3967 2 2 5 4 68.62 1.03 1.3676 0 2 7 4 69.05 6.89 1.3603 -2 0 7 2 69.29 13.73 1.3561 1 3 6 4 69.80 3.61 1.3474 0 4 6 4 71.73 2.74 1.3158 -4 0 1 2 71.93 4.82 1.3126 -4 0 2 2 71.95 5.61 1.3124 -2 6 1 4 72.20 9.12 1.3084 2 6 0 4 72.27 1.73 1.3074 -1 3 7 4 72.54 3.82 1.3032 -2 2 7 4 72.64 3.77 1.3016 -3 3 5 4 72.87 3.86 1.2981 3 3 3 4 72.92 3.80 1.2972 0 6 4 4 73.55 3.05 1.2878 -4 0 3 2 73.87 6.13 1.2829 2 6 1 4 75.57 1.96 1.2583 4 0 1 2 75.66 3.98 1.2569 -2 6 3 4 75.81 2.53 1.2548 0 0 8 2 75.83 3.36 1.2546 2 2 6 4 77.94 1.64 1.2258 -3 5 3 4 78.05 1.09 1.2243 3 5 1 4 78.89 1.02 1.2134 -3 3 6 4 78.93 1.98 1.2128 0 4 7 4 78.95 1.37 1.2127 4 2 1 4 79.16 1.26 1.2099 1 7 2 4 79.20 1.01 1.2095 0 6 5 4 79.91 1.08 1.2005 -4 2 4 4 80.26 1.23 1.1961 -1 7 3 4 81.29 1.26 1.1835 2 6 3 4 86.50 2.88 1.1251 -4 0 6 2 86.98 5.71 1.1202 2 6 4 4 ================================================================================ XPOW Copyright 1993 Bob Downs, Ranjini Swaminathan and Kurt Bartelmehs For reference, see Downs et al. (1993) American Mineralogist 78, 1104-1107.