Calcite Effenberger H, Mereiter K, Zemann J Zeitschrift fur Kristallographie 156 (1981) 233-243 Crystal structure refinements of magnesite, calcite, rhodochrosite, siderite, smithsonite, and dolomite, with discussion of some aspects of the stereochemistry of calcite type carbonates Locality: Iceland _database_code_amcsd 0020835 CELL PARAMETERS: 4.9896 4.9896 17.0610 90.000 90.000 120.000 SPACE GROUP: R-3c X-RAY WAVELENGTH: 1.541838 Cell Volume: 367.846 Density (g/cm3): 2.706 MAX. ABS. INTENSITY / VOLUME**2: 26.79829927 RIR: 3.224 RIR based on corundum from Acta Crystallographica A38 (1982) 733-739 2-THETA INTENSITY D-SPACING H K L Multiplicity 23.07 8.20 3.8548 0 1 2 6 29.42 100.00 3.0355 1 0 4 6 31.46 2.14 2.8435 0 0 6 2 36.00 14.31 2.4948 1 1 0 6 39.44 19.14 2.2846 1 1 3 12 43.19 14.78 2.0944 2 0 2 6 47.15 6.55 1.9274 0 2 4 6 47.55 20.02 1.9124 0 1 8 6 48.55 20.79 1.8753 1 1 6 12 56.61 3.54 1.6258 2 1 1 12 57.45 10.00 1.6041 1 2 2 12 60.72 5.80 1.5252 2 1 4 12 61.05 2.68 1.5178 2 0 8 6 61.43 2.91 1.5094 1 1 9 12 63.11 2.15 1.4732 1 2 5 12 64.72 6.94 1.4404 3 0 0 6 65.67 3.90 1.4218 0 0 12 2 69.25 1.39 1.3568 2 1 7 12 70.31 2.39 1.3390 0 2 10 6 72.96 3.08 1.2967 1 2 8 12 77.23 2.32 1.2352 1 1 12 12 81.60 2.67 1.1798 2 1 10 12 83.85 1.67 1.1538 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.