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 = 578 C Note: P = 101 kPa _database_code_amcsd 0017863 CELL PARAMETERS: 4.9767 4.9767 17.3610 90.000 90.000 120.000 SPACE GROUP: R-3c X-RAY WAVELENGTH: 1.541838 Cell Volume: 372.382 Density (g/cm3): 2.677 MAX. ABS. INTENSITY / VOLUME**2: 24.07724114 RIR: 2.928 RIR based on corundum from Acta Crystallographica A38 (1982) 733-739 2-THETA INTENSITY D-SPACING H K L Multiplicity 23.04 8.05 3.8603 0 1 2 6 29.20 100.00 3.0583 1 0 4 6 30.90 1.59 2.8935 0 0 6 2 36.10 14.12 2.4883 1 1 0 6 39.42 13.93 2.2860 1 1 3 12 43.26 12.70 2.0915 2 0 2 6 46.87 16.75 1.9383 0 1 8 6 47.08 5.51 1.9302 0 2 4 6 48.24 16.60 1.8866 1 1 6 12 56.76 2.12 1.6219 2 1 1 12 57.57 7.54 1.6011 1 2 2 12 60.55 1.97 1.5291 2 0 8 6 60.73 3.93 1.5251 2 1 4 12 60.75 1.46 1.5246 1 1 9 12 63.03 1.14 1.4748 1 2 5 12 64.40 2.34 1.4468 0 0 12 2 64.91 3.68 1.4366 3 0 0 6 69.53 1.55 1.3519 0 2 10 6 72.56 1.81 1.3028 1 2 8 12 76.10 1.45 1.2507 1 1 12 12 80.93 1.51 1.1879 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.