Calcite 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 = 662 C Note: P = 101 kPa _database_code_amcsd 0017867 CELL PARAMETERS: 4.9759 4.9759 17.4316 90.000 90.000 120.000 SPACE GROUP: R-3c X-RAY WAVELENGTH: 1.541838 Cell Volume: 373.776 Density (g/cm3): 2.667 MAX. ABS. INTENSITY / VOLUME**2: 23.52432896 RIR: 2.872 RIR based on corundum from Acta Crystallographica A38 (1982) 733-739 2-THETA INTENSITY D-SPACING H K L Multiplicity 23.02 7.97 3.8629 0 1 2 6 29.14 100.00 3.0642 1 0 4 6 30.78 1.46 2.9053 0 0 6 2 36.10 14.18 2.4880 1 1 0 6 39.40 12.81 2.2871 1 1 3 12 43.25 12.25 2.0917 2 0 2 6 46.71 16.17 1.9445 0 1 8 6 47.05 5.36 1.9315 0 2 4 6 48.15 15.77 1.8897 1 1 6 12 56.77 1.86 1.6217 2 1 1 12 57.57 7.09 1.6010 1 2 2 12 60.42 1.87 1.5321 2 0 8 6 60.59 1.23 1.5283 1 1 9 12 60.70 3.66 1.5257 2 1 4 12 64.11 2.10 1.4526 0 0 12 2 64.92 3.21 1.4364 3 0 0 6 69.34 1.42 1.3552 0 2 10 6 72.45 1.65 1.3046 1 2 8 12 75.84 1.35 1.2545 1 1 12 12 80.75 1.34 1.1901 2 1 10 12 ================================================================================ XPOW Copyright 1993 Bob Downs, Ranjini Swaminathan and Kurt Bartelmehs For reference, see Downs et al. (1993) American Mineralogist 78, 1104-1107.