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 = 0.56 GPa Locality: Aracuai pegmatite district, Minas Gerais, Brazil _database_code_amcsd 0020425 CELL PARAMETERS: 11.1895 5.1100 11.6872 90.000 141.190 90.000 SPACE GROUP: P2/c X-RAY WAVELENGTH: 1.541838 Cell Volume: 418.825 Density (g/cm3): 2.428 MAX. ABS. INTENSITY / VOLUME**2: 8.837286517 RIR: 1.185 RIR based on corundum from Acta Crystallographica A38 (1982) 733-739 2-THETA INTENSITY D-SPACING H K L Multiplicity 12.62 1.79 7.0130 1 0 0 2 16.39 3.28 5.4067 -1 0 2 2 16.47 2.24 5.3815 -2 0 2 2 19.23 4.61 4.6161 -1 1 1 4 21.20 4.73 4.1910 0 1 1 4 23.96 97.89 3.7138 -1 1 2 4 24.02 100.00 3.7056 -2 1 2 4 24.30 77.82 3.6624 0 0 2 2 24.46 75.42 3.6389 -3 0 2 2 24.80 6.98 3.5900 -2 1 1 4 25.40 33.88 3.5065 2 0 0 2 28.98 14.09 3.0811 -2 1 3 4 29.30 5.67 3.0485 1 1 1 4 30.02 9.24 2.9768 0 1 2 4 30.15 8.40 2.9642 -3 1 2 4 30.44 4.88 2.9362 -3 1 3 4 33.14 3.80 2.7034 -2 0 4 2 33.30 3.74 2.6907 -4 0 4 2 34.61 3.34 2.5914 -3 1 1 4 35.12 17.10 2.5550 0 2 0 2 35.40 4.07 2.5354 1 0 2 2 35.59 3.26 2.5224 -4 0 2 2 36.76 1.55 2.4448 -4 1 3 4 37.27 2.04 2.4125 0 2 1 4 37.46 3.79 2.4006 1 2 0 4 37.64 3.77 2.3896 -2 1 4 4 37.79 3.30 2.3808 -4 1 4 4 38.51 1.42 2.3377 3 0 0 2 42.68 1.68 2.1185 -4 1 5 4 43.84 4.70 2.0650 2 2 0 4 43.94 11.89 2.0607 -1 1 4 4 44.19 12.68 2.0495 -5 1 4 4 45.74 2.15 1.9838 -5 1 5 4 47.26 18.26 1.9233 -3 2 4 4 47.90 5.66 1.8992 2 0 2 2 48.10 5.12 1.8915 -5 0 2 2 48.35 3.54 1.8825 -2 1 5 4 49.79 1.41 1.8312 0 0 4 2 50.14 1.23 1.8195 -6 0 4 2 50.65 1.27 1.8022 -3 0 6 2 50.73 2.44 1.7997 1 2 2 4 50.87 2.35 1.7950 -4 2 2 4 50.90 1.51 1.7938 -6 0 6 2 51.48 1.51 1.7750 1 1 3 4 52.17 4.33 1.7532 4 0 0 2 52.24 2.48 1.7512 -6 1 5 4 53.13 5.78 1.7239 0 1 4 4 53.46 5.12 1.7141 -6 1 4 4 55.85 1.32 1.6462 -5 2 5 4 56.27 1.07 1.6348 -5 2 3 4 56.66 6.86 1.6246 -1 3 2 4 56.68 6.95 1.6239 -2 3 2 4 57.71 1.66 1.5973 -6 1 3 4 59.89 1.36 1.5445 0 3 2 4 59.96 1.39 1.5427 -3 3 2 4 60.77 3.49 1.5242 2 2 2 4 60.94 3.46 1.5203 -5 2 2 4 63.13 8.30 1.4727 -3 2 6 4 63.35 4.17 1.4681 -6 -2 6 4 64.09 1.08 1.4530 -4 3 3 4 64.41 2.08 1.4466 3 1 2 4 64.43 3.15 1.4461 1 1 4 4 64.62 1.89 1.4422 -6 1 2 4 64.68 2.71 1.4411 -2 3 4 4 64.78 3.47 1.4392 -4 3 4 4 66.68 2.77 1.4026 5 0 0 2 66.75 3.71 1.4013 -1 0 6 2 69.15 2.02 1.3585 -1 3 4 4 69.34 1.11 1.3553 -5 -3 4 4 72.84 1.34 1.2985 1 2 4 4 74.24 3.50 1.2775 0 4 0 2 76.34 1.48 1.2475 4 0 2 2 76.36 2.73 1.2472 0 3 4 4 77.66 4.83 1.2295 5 2 0 4 77.73 3.01 1.2286 -1 2 6 4 79.01 1.89 1.2119 4 1 2 4 79.45 1.21 1.2062 0 4 2 4 79.52 1.65 1.2054 -3 4 2 4 85.37 1.32 1.1371 2 4 1 4 86.11 1.03 1.1292 3 3 2 4 86.13 1.31 1.1290 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.