Calcite Paquette J, Reeder R J American Mineralogist 75 (1990) 1151-1158 Single-crystal X-ray structure refinements of two biogenic magnesian calcite crystals sample LB _database_code_amcsd 0001328 CELL PARAMETERS: 4.9382 4.9382 16.8320 90.000 90.000 120.000 SPACE GROUP: R-32/c X-RAY WAVELENGTH: 1.541838 Cell Volume: 355.471 Density (g/cm3): 2.748 MAX. ABS. INTENSITY / VOLUME**2: 24.72400663 RIR: 2.930 RIR based on corundum from Acta Crystallographica A38 (1982) 733-739 2-THETA INTENSITY D-SPACING H K L Multiplicity 23.33 7.31 3.8126 0 1 2 6 29.79 100.00 2.9995 1 0 4 6 31.90 2.55 2.8053 0 0 6 2 36.39 13.59 2.4691 1 1 0 6 39.89 19.51 2.2599 1 1 3 12 43.68 13.83 2.0725 2 0 2 6 47.71 6.21 1.9063 0 2 4 6 48.20 18.57 1.8879 0 1 8 6 49.16 19.23 1.8535 1 1 6 12 57.26 3.05 1.6090 2 1 1 12 58.11 8.65 1.5874 1 2 2 12 61.45 5.35 1.5089 2 1 4 12 61.87 2.43 1.4997 2 0 8 6 62.28 2.52 1.4908 1 1 9 12 63.88 1.76 1.4571 1 2 5 12 65.48 6.21 1.4255 3 0 0 6 66.68 3.30 1.4027 0 0 12 2 70.15 1.09 1.3415 2 1 7 12 71.31 1.94 1.3226 0 2 10 6 73.94 2.71 1.2818 1 2 8 12 78.41 1.95 1.2196 1 1 12 12 82.79 2.03 1.1659 2 1 10 12 84.95 1.33 1.1416 1 3 4 12 ================================================================================ XPOW Copyright 1993 Bob Downs, Ranjini Swaminathan and Kurt Bartelmehs For reference, see Downs et al. (1993) American Mineralogist 78, 1104-1107.