Trinepheline Kahlenberg V, Bohm H American Mineralogist 83 (1998) 631-637 Crystal structure of hexagonal trinepheline - A new synthetic NaAlSiO4 modification Locality: synthetic _database_code_amcsd 0002011 CELL PARAMETERS: 9.9950 9.9950 24.7970 90.000 90.000 120.000 SPACE GROUP: P6_1 X-RAY WAVELENGTH: 1.541838 Cell Volume: 2145.336 Density (g/cm3): 2.639 MAX. ABS. INTENSITY / VOLUME**2: 7.515796829 RIR: 0.928 RIR based on corundum from Acta Crystallographica A38 (1982) 733-739 2-THETA INTENSITY D-SPACING H K L Multiplicity 12.47 1.06 7.0974 1 0 2 6 17.60 1.22 5.0400 1 0 4 6 17.75 1.44 4.9975 1 1 0 6 20.52 25.69 4.3280 2 0 0 6 20.77 4.56 4.2766 1 1 3 6 21.50 52.59 4.1328 0 0 6 1 23.20 83.25 3.8342 2 0 3 6 25.30 2.28 3.5202 1 1 5 6 27.20 1.62 3.2785 1 0 7 6 27.26 30.81 3.2716 1 2 0 6 27.26 9.41 3.2716 2 1 0 6 28.21 4.98 3.1634 1 2 2 6 28.21 13.52 3.1634 2 1 2 6 29.36 2.15 3.0420 1 2 3 6 29.36 13.80 3.0420 2 1 3 6 29.89 100.00 2.9890 2 0 6 6 30.90 2.64 2.8934 1 2 4 6 30.90 5.95 2.8934 2 1 4 6 30.94 10.76 2.8900 1 1 7 6 30.99 20.21 2.8853 3 0 0 6 31.84 1.81 2.8102 3 0 2 6 32.67 1.38 2.7413 2 0 7 6 32.79 5.09 2.7309 1 2 5 6 32.88 1.61 2.7241 3 0 3 6 34.04 1.27 2.6341 1 1 8 6 34.98 8.02 2.5652 1 2 6 6 34.98 3.85 2.5652 2 1 6 6 35.63 1.21 2.5200 2 0 8 6 35.94 20.97 2.4987 2 2 0 6 36.13 1.53 2.4862 2 2 1 6 36.69 3.88 2.4495 2 2 2 6 37.42 2.40 2.4034 1 2 7 6 37.42 1.39 2.4034 2 1 7 6 37.46 2.29 2.4007 1 3 0 6 37.46 10.68 2.4007 3 1 0 6 37.61 2.11 2.3918 2 2 3 6 38.04 1.79 2.3658 3 0 6 6 38.74 32.71 2.3242 2 0 9 6 38.86 7.39 2.3176 2 2 4 6 39.07 12.32 2.3054 1 3 3 6 39.07 8.15 2.3054 3 1 3 6 40.07 1.11 2.2501 1 2 8 6 40.07 1.55 2.2501 2 1 8 6 40.29 1.04 2.2387 1 3 4 6 40.31 1.35 2.2371 3 0 7 6 41.74 3.21 2.1640 4 0 0 6 41.80 1.99 2.1609 3 1 5 6 41.91 1.30 2.1558 4 0 1 6 42.91 4.08 2.1074 2 1 9 6 43.22 1.71 2.0934 4 0 3 6 43.81 10.47 2.0664 0 0 12 1 44.07 3.82 2.0549 1 1 11 6 45.69 5.76 1.9858 2 3 0 6 46.30 2.43 1.9608 2 3 2 6 46.30 2.02 1.9608 3 2 2 6 46.69 1.79 1.9454 2 2 8 6 47.06 3.52 1.9309 3 2 3 6 47.42 4.82 1.9171 4 0 6 6 48.11 1.08 1.8911 2 3 4 6 48.11 3.19 1.8911 3 2 4 6 48.18 1.13 1.8889 1 4 0 6 48.40 1.03 1.8806 3 0 10 6 48.77 1.32 1.8673 4 1 2 6 48.84 1.91 1.8648 2 0 12 6 49.08 1.81 1.8563 2 1 11 6 51.02 3.06 1.7899 2 3 6 6 51.27 2.80 1.7821 1 1 13 6 51.44 1.52 1.7764 3 0 11 6 52.89 1.46 1.7312 5 0 0 6 53.87 4.23 1.7018 4 0 9 6 54.13 7.02 1.6944 5 0 3 6 55.10 2.03 1.6667 4 1 7 6 55.10 1.28 1.6667 1 4 7 6 55.79 1.35 1.6478 1 2 13 6 56.28 1.33 1.6345 5 0 5 6 56.77 1.03 1.6218 4 2 2 6 57.10 1.04 1.6130 4 1 8 6 57.18 1.57 1.6110 2 3 9 6 57.18 2.81 1.6110 3 2 9 6 57.74 1.56 1.5968 5 0 6 6 59.32 6.45 1.5579 1 4 9 6 59.32 6.83 1.5579 4 1 9 6 59.46 1.31 1.5546 1 5 0 6 59.46 2.19 1.5546 5 1 0 6 59.89 15.97 1.5443 2 0 15 6 59.97 1.52 1.5426 1 5 2 6 59.97 1.34 1.5426 5 1 2 6 60.61 1.78 1.5279 1 5 3 6 60.61 1.21 1.5279 5 1 3 6 61.49 1.30 1.5080 1 5 4 6 61.49 2.50 1.5080 5 1 4 6 62.11 1.36 1.4945 4 0 12 6 62.31 1.02 1.4901 2 3 11 6 62.54 1.55 1.4851 2 4 7 6 63.00 1.05 1.4755 2 1 15 6 63.46 2.82 1.4658 5 0 9 6 63.98 2.44 1.4551 1 5 6 6 63.98 2.55 1.4551 5 1 6 6 64.35 1.53 1.4478 1 4 11 6 64.35 2.23 1.4478 4 1 11 6 65.09 4.00 1.4330 6 0 2 6 65.48 9.51 1.4255 3 3 9 6 66.55 1.72 1.4051 6 0 4 6 66.70 1.23 1.4024 4 3 3 6 67.59 5.50 1.3861 2 5 0 6 67.59 3.16 1.3861 5 2 0 6 68.06 3.80 1.3776 0 0 18 1 68.97 2.13 1.3616 1 3 15 6 68.97 2.23 1.3616 3 1 15 6 69.91 2.65 1.3455 3 4 6 6 71.47 1.13 1.3200 1 6 0 6 71.84 1.36 1.3141 2 5 6 6 71.87 2.03 1.3137 4 0 15 6 71.93 1.26 1.3126 1 6 2 6 71.93 1.69 1.3126 6 1 2 6 73.33 1.61 1.2911 1 6 4 6 73.33 1.98 1.2911 6 1 4 6 74.71 2.15 1.2705 3 2 15 6 74.71 1.27 1.2705 2 3 15 6 75.63 1.63 1.2574 6 1 6 6 76.59 1.16 1.2440 1 4 15 6 76.65 1.56 1.2432 3 0 18 6 79.44 2.46 1.2064 2 2 18 6 79.68 1.09 1.2033 4 3 11 6 80.30 4.81 1.1956 5 0 15 6 80.36 1.33 1.1949 3 1 18 6 81.20 1.01 1.1847 7 0 6 6 81.52 1.18 1.1807 5 2 11 6 82.14 2.00 1.1734 3 3 15 6 83.79 1.04 1.1545 4 1 17 6 85.80 1.28 1.1325 1 5 15 6 85.80 1.08 1.1325 5 1 15 6 86.21 1.56 1.1281 7 0 9 6 ================================================================================ XPOW Copyright 1993 Bob Downs, Ranjini Swaminathan and Kurt Bartelmehs For reference, see Downs et al. (1993) American Mineralogist 78, 1104-1107.