Langbeinite Mereiter K Neues Jahrbuch fur Mineralogie, Monatshefte 1979 (1979) 182-188 Refinement of the crystal structure of langbeinite, K2Mg2(SO4)3 Locality: the Harmstorf deposit, Werratal, Hessen, Germany _database_code_amcsd 0017885 CELL PARAMETERS: 9.9190 9.9190 9.9190 90.000 90.000 90.000 SPACE GROUP: P2_13 X-RAY WAVELENGTH: 1.541838 Cell Volume: 975.896 Density (g/cm3): 2.824 MAX. ABS. INTENSITY / VOLUME**2: 24.27840545 RIR: 2.799 RIR based on corundum from Acta Crystallographica A38 (1982) 733-739 2-THETA INTENSITY D-SPACING H K L Multiplicity 15.47 3.77 5.7267 1 1 1 4 21.95 24.08 4.0494 2 1 1 12 26.97 3.86 3.3063 2 2 1 12 28.46 50.09 3.1367 3 0 1 12 28.46 49.91 3.1367 3 1 0 12 29.88 14.54 2.9907 3 1 1 12 32.55 14.88 2.7510 3 0 2 12 33.81 25.18 2.6510 3 2 1 12 33.81 11.94 2.6510 3 1 2 12 36.23 1.98 2.4797 4 0 0 6 37.38 4.94 2.4057 3 2 2 12 37.38 2.37 2.4057 4 0 1 12 37.38 4.96 2.4057 4 1 0 12 39.61 4.88 2.2756 3 3 1 12 40.68 1.20 2.2180 4 2 0 12 41.73 1.02 2.1645 4 1 2 12 41.73 4.10 2.1645 4 2 1 12 42.76 5.24 2.1147 3 3 2 12 44.76 7.51 2.0247 4 2 2 12 45.74 1.27 1.9838 4 3 0 12 46.69 5.36 1.9453 4 1 3 12 46.69 5.95 1.9453 4 3 1 12 47.64 1.04 1.9089 3 3 3 4 49.49 1.69 1.8419 5 0 2 12 49.49 4.67 1.8419 4 3 2 12 50.39 1.31 1.8110 5 1 2 12 53.04 1.30 1.7267 5 2 2 12 53.04 7.26 1.7267 4 4 1 12 53.90 1.33 1.7011 5 0 3 12 54.75 1.37 1.6766 5 3 1 12 56.43 1.44 1.6307 6 0 1 12 56.43 2.41 1.6307 6 1 0 12 57.25 6.48 1.6091 6 1 1 12 57.25 4.40 1.6091 5 3 2 12 57.25 4.69 1.6091 5 2 3 12 58.89 1.45 1.5683 6 0 2 12 58.89 1.56 1.5683 6 2 0 12 59.69 2.92 1.5491 6 1 2 12 59.69 1.27 1.5491 4 4 3 12 60.49 3.11 1.5305 5 1 4 12 62.85 2.78 1.4786 6 0 3 12 62.85 1.25 1.4786 6 3 0 12 62.85 2.69 1.4786 5 2 4 12 63.62 4.13 1.4625 6 3 1 12 65.16 1.43 1.4317 4 4 4 4 65.92 1.29 1.4170 6 3 2 12 65.92 1.26 1.4170 6 2 3 12 68.17 1.02 1.3755 6 4 0 12 68.92 1.29 1.3625 7 0 2 12 69.66 3.16 1.3498 7 2 1 12 69.66 1.08 1.3498 5 5 2 12 71.13 1.03 1.3255 6 2 4 12 71.13 1.63 1.3255 6 4 2 12 73.31 3.48 1.2913 7 3 1 12 74.75 1.53 1.2700 6 4 3 12 75.47 1.97 1.2597 6 1 5 12 80.42 2.93 1.1941 7 4 2 12 81.12 1.44 1.1855 6 5 3 12 82.52 1.41 1.1690 8 2 2 12 83.92 1.73 1.1531 7 3 4 12 84.61 1.30 1.1453 5 5 5 4 86.69 1.17 1.1231 7 2 5 12 88.77 1.28 1.1021 8 4 1 12 ================================================================================ XPOW Copyright 1993 Bob Downs, Ranjini Swaminathan and Kurt Bartelmehs For reference, see Downs et al. (1993) American Mineralogist 78, 1104-1107.