Nepheline Antao S M, Hassan I The Canadian Mineralogist 48 (2010) 69-80 Nepheline: structure of three samples from the Bancroft area, Ontario, obtained using synchrotron high-resolution powder x-ray diffraction Locality: Egan Chute, Bancroft area, Ontario, Canada Sample: 1b _database_code_amcsd 0006318 CELL PARAMETERS: 9.9957 9.9957 8.3778 90.000 90.000 120.000 SPACE GROUP: P6_3 X-RAY WAVELENGTH: 1.541838 Cell Volume: 724.908 Density (g/cm3): 2.635 MAX. ABS. INTENSITY / VOLUME**2: 8.189354687 RIR: 1.012 RIR based on corundum from Acta Crystallographica A38 (1982) 733-739 2-THETA INTENSITY D-SPACING H K L Multiplicity 10.22 1.26 8.6565 1 0 0 6 17.75 5.58 4.9978 1 1 0 6 20.52 14.74 4.3283 2 0 0 6 20.69 7.26 4.2921 1 1 1 6 21.21 46.08 4.1889 0 0 2 1 23.13 75.57 3.8454 2 0 1 6 23.60 3.59 3.7706 1 0 2 6 27.26 40.73 3.2719 1 2 0 6 27.26 11.36 3.2719 2 1 0 6 29.30 1.79 3.0477 1 2 1 6 29.30 9.49 3.0477 2 1 1 6 29.68 100.00 3.0101 2 0 2 6 30.99 41.46 2.8855 3 0 0 6 33.72 1.01 2.6577 1 0 3 6 34.79 18.76 2.5785 1 2 2 6 34.79 4.05 2.5785 2 1 2 6 35.94 16.73 2.4989 2 2 0 6 36.87 2.42 2.4378 1 1 3 6 37.46 1.33 2.4009 1 3 0 6 37.46 9.99 2.4009 3 1 0 6 37.56 2.42 2.3947 2 2 1 6 37.86 1.44 2.3763 3 0 2 6 38.36 42.34 2.3466 2 0 3 6 39.03 16.84 2.3080 1 3 1 6 39.03 9.29 2.3080 3 1 1 6 41.74 3.94 2.1641 4 0 0 6 42.11 1.08 2.1461 2 2 2 6 42.56 3.50 2.1241 1 2 3 6 42.56 3.94 2.1241 2 1 3 6 43.19 12.43 2.0944 0 0 4 1 43.44 1.70 2.0830 3 1 2 6 43.44 5.05 2.0830 1 3 2 6 44.51 1.02 2.0357 1 0 4 6 45.68 3.17 1.9859 2 3 0 6 47.02 1.47 1.9324 2 3 1 6 47.02 8.23 1.9324 3 2 1 6 47.28 4.31 1.9227 4 0 2 6 48.17 2.96 1.8890 1 4 0 6 48.27 3.92 1.8853 2 0 4 6 49.46 2.04 1.8427 4 1 1 6 50.89 6.46 1.7945 2 3 2 6 51.83 1.07 1.7640 2 1 4 6 52.88 1.34 1.7313 5 0 0 6 53.19 1.57 1.7220 1 4 2 6 53.57 3.33 1.7106 4 0 3 6 54.09 5.49 1.6955 5 0 1 6 54.11 1.86 1.6950 3 0 4 6 56.23 3.29 1.6359 2 4 0 6 56.23 2.26 1.6359 4 2 0 6 56.89 2.29 1.6184 2 3 3 6 56.89 9.03 1.6184 3 2 3 6 57.39 1.84 1.6056 4 2 1 6 57.61 6.04 1.6000 5 0 2 6 58.06 1.14 1.5887 1 1 5 6 59.04 5.43 1.5647 1 4 3 6 59.04 3.36 1.5647 4 1 3 6 59.12 16.08 1.5626 2 0 5 6 59.45 2.91 1.5548 5 1 0 6 59.74 1.58 1.5480 3 3 2 6 60.57 1.55 1.5287 5 1 1 6 60.78 3.86 1.5238 4 2 2 6 61.62 1.20 1.5050 4 0 4 6 63.19 6.63 1.4715 5 0 3 6 63.86 2.33 1.4576 5 1 2 6 64.68 1.02 1.4411 3 2 4 6 65.21 10.22 1.4307 3 3 3 6 67.02 3.67 1.3963 0 0 6 1 67.58 6.01 1.3862 2 5 0 6 67.58 13.62 1.3862 5 2 0 6 68.26 4.51 1.3740 1 3 5 6 68.26 2.23 1.3740 3 1 5 6 69.80 1.38 1.3475 3 4 2 6 71.17 1.26 1.3249 4 0 5 6 71.72 4.19 1.3160 5 2 2 6 74.02 1.33 1.2806 2 3 5 6 74.02 6.33 1.2806 3 2 5 6 74.89 3.13 1.2680 3 4 3 6 75.67 3.04 1.2569 3 0 6 6 78.46 3.20 1.2189 2 2 6 6 79.39 1.19 1.2070 1 3 6 6 79.39 1.78 1.2070 3 1 6 6 79.63 5.47 1.2040 5 0 5 6 81.08 5.51 1.1860 7 0 2 6 83.66 1.03 1.1559 5 2 4 6 85.06 1.13 1.1405 4 4 3 6 85.13 1.18 1.1397 5 1 5 6 85.97 3.43 1.1307 7 0 3 6 ================================================================================ XPOW Copyright 1993 Bob Downs, Ranjini Swaminathan and Kurt Bartelmehs For reference, see Downs et al. (1993) American Mineralogist 78, 1104-1107.