Aragonite Antao S M, Hassan I The Canadian Mineralogist 48 (2010) 1225-1236 Temperature dependence of the structural parameters in the transformation of aragonite to calcite, as determined from in situ synchrotron powder X-ray-diffraction data Locality: Cuenca, Spain Note: T = 197 C Note: P = 101 kPa _database_code_amcsd 0017834 CELL PARAMETERS: 4.9635 8.0024 5.7760 90.000 90.000 90.000 SPACE GROUP: Pmcn X-RAY WAVELENGTH: 1.541838 Cell Volume: 229.422 Density (g/cm3): 2.897 MAX. ABS. INTENSITY / VOLUME**2: 10.19124492 RIR: 1.145 RIR based on corundum from Acta Crystallographica A38 (1982) 733-739 2-THETA INTENSITY D-SPACING H K L Multiplicity 21.06 1.48 4.2180 1 1 0 4 22.22 1.76 4.0012 0 2 0 2 26.16 100.00 3.4064 1 1 1 8 27.11 51.84 3.2891 0 2 1 4 30.96 5.16 2.8880 0 0 2 2 32.66 7.62 2.7418 1 2 1 8 32.97 50.77 2.7165 0 1 2 4 35.98 18.09 2.4962 1 0 2 4 36.20 16.48 2.4818 2 0 0 2 37.12 9.90 2.4217 0 3 1 4 37.75 43.51 2.3830 1 1 2 8 38.31 26.93 2.3497 1 3 0 4 38.44 16.01 2.3417 0 2 2 4 41.16 12.02 2.1929 2 1 1 8 42.88 17.97 2.1090 2 2 0 4 45.33 3.22 2.0006 0 4 0 2 45.80 64.38 1.9811 2 2 1 8 48.13 27.37 1.8904 0 4 1 4 48.36 12.99 1.8822 2 0 2 4 49.76 1.94 1.8322 2 1 2 8 50.04 27.33 1.8226 1 3 2 8 51.75 1.87 1.7666 1 4 1 8 52.23 28.21 1.7515 1 1 3 8 52.76 11.69 1.7349 0 2 3 4 52.82 5.33 1.7332 2 3 1 8 53.82 3.14 1.7032 2 2 2 8 55.91 3.24 1.6446 0 4 2 4 56.82 1.73 1.6202 3 1 0 4 59.23 6.18 1.5600 3 1 1 8 59.33 1.72 1.5575 2 4 0 4 59.98 1.91 1.5424 0 5 1 4 61.68 4.83 1.5038 2 4 1 8 62.88 1.97 1.4780 3 2 1 8 63.12 6.74 1.4729 1 5 1 8 65.71 1.95 1.4211 0 1 4 4 66.13 3.54 1.4130 3 1 2 8 66.50 3.03 1.4060 3 3 0 4 68.44 3.25 1.3709 2 4 2 8 68.71 3.65 1.3662 1 1 4 8 69.16 1.84 1.3583 0 2 4 4 69.81 2.49 1.3473 1 5 2 8 70.62 1.80 1.3337 0 6 0 2 75.15 6.29 1.2642 3 3 2 8 76.29 4.01 1.2481 2 0 4 4 76.82 4.31 1.2409 4 0 0 2 76.91 7.41 1.2397 3 1 3 8 77.60 6.41 1.2302 1 3 4 8 79.08 5.94 1.2109 2 4 3 8 79.09 2.10 1.2108 0 6 2 4 80.38 5.69 1.1946 1 5 3 8 82.02 6.27 1.1748 2 6 0 4 83.21 3.01 1.1610 4 2 1 8 86.21 3.39 1.1282 3 5 1 8 87.56 2.14 1.1142 1 1 5 8 87.99 1.62 1.1099 0 2 5 4 89.35 1.19 1.0965 4 2 2 8 89.62 1.52 1.0939 1 7 1 8 ================================================================================ XPOW Copyright 1993 Bob Downs, Ranjini Swaminathan and Kurt Bartelmehs For reference, see Downs et al. (1993) American Mineralogist 78, 1104-1107.