Astrophyllite Piilonen P C, McDonald A M, Lalonde A E The Canadian Mineralogist 41 (2003) 27-54 Insights into astrophyllite-group minerals II: Crystal chemistry Sample: MSH34a Locality: nepheline syenite pegmatite at Mont Saint-Hilaire, Quebec, Canada _database_code_amcsd 0005819 CELL PARAMETERS: 5.3996 11.9152 11.7077 113.041 94.571 103.124 SPACE GROUP: P-1 X-RAY WAVELENGTH: 1.541838 Cell Volume: 662.999 Density (g/cm3): 3.223 MAX. ABS. INTENSITY / VOLUME**2: 28.93702346 RIR: 2.923 RIR based on corundum from Acta Crystallographica A38 (1982) 733-739 2-THETA INTENSITY D-SPACING H K L Multiplicity 8.36 100.00 10.5814 0 0 1 2 8.40 20.02 10.5211 0 1 0 2 9.01 6.69 9.8118 0 -1 1 2 15.32 5.76 5.7821 0 -2 1 2 20.12 4.02 4.4127 -1 -1 1 2 20.43 1.89 4.3478 -1 2 0 2 20.51 1.96 4.3313 1 0 1 2 20.55 3.72 4.3210 1 -2 1 2 21.81 3.08 4.0749 0 2 1 2 23.56 1.87 3.7768 -1 2 1 2 23.62 1.51 3.7663 1 -1 2 2 23.72 2.89 3.7516 0 -2 3 2 23.89 3.93 3.7247 1 -2 2 2 24.09 1.70 3.6942 -1 1 2 2 25.23 6.90 3.5294 1 1 1 2 25.25 23.98 3.5271 0 0 3 2 25.39 1.22 3.5084 -1 -2 1 2 25.40 1.33 3.5070 0 3 0 2 27.27 1.03 3.2706 0 -3 3 2 27.33 7.53 3.2637 -1 -1 3 2 28.53 2.08 3.1285 0 2 2 2 28.96 6.05 3.0836 -1 2 2 2 29.42 4.61 3.0364 1 -2 3 2 29.92 2.36 2.9861 0 1 3 2 29.97 1.01 2.9816 -1 3 1 2 30.77 1.00 2.9060 0 -2 4 2 31.05 2.77 2.8803 1 -3 3 2 31.18 2.20 2.8685 1 1 2 2 31.19 1.21 2.8674 0 -1 4 2 31.67 1.82 2.8248 1 2 1 2 32.17 13.04 2.7821 -1 -3 1 2 32.21 14.19 2.7794 1 -4 2 2 33.65 11.78 2.6630 -2 1 1 2 33.89 8.75 2.6454 0 0 4 2 34.64 2.05 2.5898 -1 -2 4 2 34.73 14.02 2.5830 1 3 0 2 34.83 13.28 2.5762 1 -4 3 2 35.35 1.22 2.5389 -1 3 2 2 36.11 11.61 2.4875 -2 1 2 2 37.40 3.60 2.4046 -1 4 1 2 37.55 3.53 2.3952 -1 -3 4 2 38.88 2.27 2.3164 2 -1 2 2 39.10 4.52 2.3037 1 3 1 2 39.25 4.14 2.2955 1 -4 4 2 40.34 5.46 2.2356 -2 1 3 2 40.75 1.04 2.2141 2 -4 1 2 42.71 2.40 2.1168 -1 4 2 2 42.73 1.57 2.1163 0 0 5 2 42.91 2.19 2.1078 -1 -3 5 2 44.11 3.51 2.0532 2 -1 3 2 44.85 1.72 2.0210 1 3 2 2 45.03 1.79 2.0132 1 -4 5 2 51.20 1.08 1.7842 1 -3 6 2 51.63 4.49 1.7702 1 3 3 2 51.84 4.39 1.7635 1 -4 6 2 52.62 4.85 1.7392 -2 1 5 2 55.43 6.19 1.6577 0 -7 3 2 56.12 1.26 1.6389 0 -7 2 2 56.52 1.75 1.6282 -1 4 4 2 56.76 1.83 1.6218 -1 -3 7 2 57.76 1.54 1.5962 2 -1 5 2 58.32 4.85 1.5821 3 -5 1 2 58.35 4.84 1.5815 -3 -2 2 2 58.99 1.19 1.5659 -3 5 0 2 59.05 1.05 1.5643 -3 -2 3 2 59.07 1.25 1.5640 -3 -2 1 2 59.08 1.13 1.5635 3 -5 2 2 64.64 1.64 1.4419 -1 4 5 2 64.91 1.44 1.4366 -1 -3 8 2 65.84 1.79 1.4186 2 -1 6 2 66.39 1.23 1.4081 2 -8 2 2 66.47 1.43 1.4065 -2 -6 4 2 67.87 1.42 1.3809 2 -8 1 2 68.04 1.22 1.3780 -2 -6 5 2 69.96 1.64 1.3447 -4 2 0 2 71.50 1.49 1.3195 4 -2 1 2 73.07 1.03 1.2950 -4 2 3 2 79.76 1.03 1.2023 -2 8 2 2 83.46 1.21 1.1582 4 -2 4 2 ================================================================================ XPOW Copyright 1993 Bob Downs, Ranjini Swaminathan and Kurt Bartelmehs For reference, see Downs et al. (1993) American Mineralogist 78, 1104-1107.