Petalite Ross N L, Zhao J, Slebodnick C, Spencer E C, Chakoumakos B C American Mineralogist 100 (2015) 714-721 Petalite under pressure: Elastic behavior and phase stability Note: P = 0.32 GPa Locality: Aracuai pegmatite district, Minas Gerais, Brazil _database_code_amcsd 0020424 CELL PARAMETERS: 11.2067 5.1228 11.7160 90.000 141.243 90.000 SPACE GROUP: P2/c X-RAY WAVELENGTH: 1.541838 Cell Volume: 421.068 Density (g/cm3): 2.415 MAX. ABS. INTENSITY / VOLUME**2: 8.878249335 RIR: 1.197 RIR based on corundum from Acta Crystallographica A38 (1982) 733-739 2-THETA INTENSITY D-SPACING H K L Multiplicity 12.62 1.69 7.0156 1 0 0 2 16.36 3.36 5.4189 -1 0 2 2 16.44 2.28 5.3926 -2 0 2 2 19.18 5.06 4.6273 -1 1 1 4 21.15 4.78 4.1998 0 1 1 4 23.90 97.87 3.7226 -1 1 2 4 23.96 100.00 3.7141 -2 1 2 4 24.27 77.78 3.6672 0 0 2 2 24.44 74.36 3.6429 -3 0 2 2 24.76 6.50 3.5957 -2 1 1 4 25.39 33.22 3.5078 2 0 0 2 28.91 12.79 3.0887 -2 1 3 4 29.26 5.34 3.0525 1 1 1 4 29.97 9.42 2.9819 0 1 2 4 30.10 8.80 2.9688 -3 1 2 4 30.37 4.64 2.9427 -3 1 3 4 33.06 3.70 2.7094 -2 0 4 2 33.23 3.43 2.6963 -4 0 4 2 34.58 3.23 2.5939 -3 1 1 4 35.03 16.34 2.5614 0 2 0 2 35.37 3.98 2.5376 1 0 2 2 35.57 3.12 2.5241 -4 0 2 2 36.70 1.36 2.4487 -4 1 3 4 37.18 2.14 2.4182 0 2 1 4 37.38 3.53 2.4061 1 2 0 4 37.55 3.99 2.3951 -2 1 4 4 37.70 3.57 2.3860 -4 1 4 4 38.50 1.47 2.3385 3 0 0 2 42.57 1.52 2.1237 -4 1 5 4 43.76 4.34 2.0686 2 2 0 4 43.85 11.67 2.0645 -1 1 4 4 44.11 12.21 2.0529 -5 1 4 4 45.63 2.08 1.9880 -5 1 5 4 47.14 18.72 1.9281 -3 2 4 4 47.86 5.84 1.9005 2 0 2 2 48.08 4.91 1.8925 -5 0 2 2 48.24 3.28 1.8864 -2 1 5 4 49.72 1.43 1.8336 0 0 4 2 50.08 1.27 1.8214 -6 0 4 2 50.53 1.20 1.8063 -3 0 6 2 50.64 2.37 1.8027 1 2 2 4 50.78 2.28 1.7979 -4 2 2 4 50.79 1.41 1.7975 -6 0 6 2 51.42 1.39 1.7771 1 1 3 4 52.14 2.30 1.7542 -6 1 5 4 52.15 4.21 1.7539 4 0 0 2 53.05 6.02 1.7264 0 1 4 4 53.39 5.10 1.7162 -6 1 4 4 55.71 1.19 1.6499 -5 2 5 4 56.18 1.05 1.6373 -5 2 3 4 56.50 6.63 1.6286 -1 3 2 4 56.53 6.86 1.6279 -2 3 2 4 57.66 1.55 1.5987 -6 1 3 4 59.74 1.31 1.5480 0 3 2 4 59.82 1.41 1.5462 -3 3 2 4 60.68 3.37 1.5263 2 2 2 4 60.86 3.02 1.5221 -5 2 2 4 62.97 8.25 1.4762 -3 2 6 4 63.19 4.23 1.4714 -6 -2 6 4 64.35 3.01 1.4478 1 1 4 4 64.35 2.04 1.4476 3 1 2 4 64.50 2.63 1.4446 -2 3 4 4 64.58 1.91 1.4431 -6 1 2 4 64.60 3.35 1.4426 -4 3 4 4 66.64 3.50 1.4035 -1 0 6 2 66.66 2.77 1.4031 5 0 0 2 68.97 1.96 1.3615 -1 3 4 4 69.17 1.10 1.3582 -5 -3 4 4 72.72 1.36 1.3003 1 2 4 4 74.02 3.66 1.2807 0 4 0 2 76.18 2.66 1.2496 0 3 4 4 76.29 1.44 1.2481 4 0 2 2 77.56 3.05 1.2308 -1 2 6 4 77.58 4.53 1.2306 5 2 0 4 78.95 1.72 1.2127 4 1 2 4 79.23 1.30 1.2091 0 4 2 4 79.30 1.74 1.2082 -3 4 2 4 85.15 1.14 1.1395 2 4 1 4 85.95 1.31 1.1309 1 3 4 4 ================================================================================ XPOW Copyright 1993 Bob Downs, Ranjini Swaminathan and Kurt Bartelmehs For reference, see Downs et al. (1993) American Mineralogist 78, 1104-1107.