Gibbsite Saalfeld H, Wedde M Zeitschrift fur Kristallographie 139 (1974) 129-135 Refinement of the crystal structure of gibbsite, Al(OH)3 Locality: Langesundfjord, Norway _database_code_amcsd 0010761 CELL PARAMETERS: 8.6840 5.0780 9.7360 90.000 94.540 90.000 SPACE GROUP: P2_1/n X-RAY WAVELENGTH: 1.541838 Cell Volume: 427.985 Density (g/cm3): 2.421 MAX. ABS. INTENSITY / VOLUME**2: 13.10403367 RIR: 1.763 RIR based on corundum from Acta Crystallographica A38 (1982) 733-739 2-THETA INTENSITY D-SPACING H K L Multiplicity 18.28 100.00 4.8527 0 0 2 2 20.27 35.12 4.3800 1 1 0 4 20.52 16.84 4.3284 2 0 0 2 26.49 6.01 3.3652 -2 0 2 2 26.87 10.57 3.3182 -1 1 2 4 27.98 7.99 3.1886 1 1 2 4 28.70 3.65 3.1102 2 0 2 2 36.37 7.32 2.4705 -3 1 1 4 36.58 13.02 2.4563 0 2 1 4 37.05 2.99 2.4264 0 0 4 2 37.64 19.43 2.3895 3 1 1 4 39.28 4.66 2.2939 -3 1 2 4 40.08 7.09 2.2497 0 2 2 4 41.65 9.45 2.1685 3 1 2 4 41.83 1.24 2.1594 -1 1 4 4 44.13 15.12 2.0521 -3 1 3 4 45.41 11.36 1.9973 0 2 3 4 46.15 1.49 1.9668 2 2 2 4 47.36 7.65 1.9196 3 1 3 4 50.50 13.46 1.8074 -3 1 4 4 52.14 12.27 1.7542 0 2 4 4 52.64 1.12 1.7387 -1 2 4 4 53.92 1.18 1.7004 1 2 4 4 54.38 12.20 1.6871 3 1 4 4 54.54 1.25 1.6826 -4 0 4 2 55.38 2.66 1.6591 -2 2 4 4 56.13 1.11 1.6387 5 1 0 4 57.84 2.43 1.5943 2 2 4 4 58.04 1.02 1.5891 -5 1 2 4 58.55 2.04 1.5764 2 3 0 4 59.44 1.10 1.5551 4 0 4 2 63.74 9.57 1.4600 3 3 0 4 64.60 5.45 1.4428 6 0 0 2 66.08 3.16 1.4139 -6 0 2 2 66.09 3.78 1.4138 -3 3 2 4 66.60 5.05 1.4042 -3 1 6 4 67.76 1.84 1.3829 3 3 2 4 68.82 3.44 1.3642 0 2 6 4 70.65 1.62 1.3333 4 3 0 4 71.05 1.03 1.3268 -2 2 6 4 71.54 3.07 1.3188 3 1 6 4 76.12 1.39 1.2505 -3 1 7 4 78.62 1.12 1.2169 0 2 7 4 78.91 1.79 1.2132 0 0 8 2 80.37 1.24 1.1947 6 2 2 4 81.62 1.18 1.1796 3 1 7 4 84.46 1.51 1.1470 -6 2 4 4 86.53 1.30 1.1248 0 4 4 4 ================================================================================ XPOW Copyright 1993 Bob Downs, Ranjini Swaminathan and Kurt Bartelmehs For reference, see Downs et al. (1993) American Mineralogist 78, 1104-1107.