Butschliite Effenberger H, Langhof H Acta Crystallographica C40 (1984) 1299-1300 On the aplanarity of the CO3 group in buetschliite, dipotassium calcium dicarbonate, K2Ca(CO3)2: a further refinement of the atomic arrangement Locality: synthetic _database_code_amcsd 0019193 CELL PARAMETERS: 5.3822 5.3822 18.1560 90.000 90.000 120.000 SPACE GROUP: R-3m X-RAY WAVELENGTH: 1.541838 Cell Volume: 455.481 Density (g/cm3): 2.606 MAX. ABS. INTENSITY / VOLUME**2: 21.66344758 RIR: 2.707 RIR based on corundum from Acta Crystallographica A38 (1982) 733-739 2-THETA INTENSITY D-SPACING H K L Multiplicity 19.66 3.90 4.5147 1 0 1 6 21.43 2.90 4.1465 0 1 2 6 27.43 5.48 3.2519 1 0 4 6 29.52 9.54 3.0260 0 0 6 2 31.22 100.00 2.8645 0 1 5 6 33.29 42.33 2.6911 1 1 0 6 38.96 3.06 2.3116 0 2 1 6 39.94 16.39 2.2574 2 0 2 6 43.66 28.00 2.0732 0 2 4 6 44.93 1.99 2.0173 0 0 9 2 45.08 3.91 2.0109 1 1 6 12 46.29 15.78 1.9613 2 0 5 6 52.16 9.11 1.7535 2 1 1 12 54.22 13.24 1.6918 1 0 10 6 55.99 2.61 1.6424 2 1 4 12 56.61 2.70 1.6259 2 0 8 6 57.06 9.02 1.6142 1 1 9 12 58.20 8.59 1.5850 1 2 5 12 59.50 4.09 1.5537 3 0 0 6 61.63 1.31 1.5049 0 3 3 6 63.87 1.75 1.4573 2 1 7 12 69.91 7.16 1.3455 2 2 0 6 75.14 5.46 1.2644 2 1 10 12 76.20 2.55 1.2494 0 1 14 6 76.64 1.49 1.2433 1 3 4 12 77.55 3.07 1.2309 0 3 9 6 78.54 5.61 1.2179 3 1 5 12 86.16 1.21 1.1287 4 0 4 6 87.05 1.36 1.1194 2 2 9 12 88.02 1.33 1.1095 0 4 5 6 88.59 1.61 1.1039 1 1 15 12 ================================================================================ XPOW Copyright 1993 Bob Downs, Ranjini Swaminathan and Kurt Bartelmehs For reference, see Downs et al. (1993) American Mineralogist 78, 1104-1107.