Schwartzembergite Welch M D, Hawthorne F C, Cooper M A, Kyser T K The Canadian Mineralogist 39 (2001) 785-795 Trivalent iodine in the crystal structure of schwartzembergite, Pb5IO6H2Cl3 _database_code_amcsd 0005721 CELL PARAMETERS: 3.9770 3.9770 12.5660 90.000 90.000 90.000 SPACE GROUP: I4/mmm X-RAY WAVELENGTH: 1.541838 Cell Volume: 198.751 Density (g/cm3): 7.602 MAX. ABS. INTENSITY / VOLUME**2: 359.8889080 RIR: 15.414 RIR based on corundum from Acta Crystallographica A38 (1982) 733-739 2-THETA INTENSITY D-SPACING H K L Multiplicity 14.10 10.99 6.2830 0 0 2 2 23.46 50.66 3.7916 1 0 1 8 28.41 12.36 3.1415 0 0 4 2 31.01 100.00 2.8841 1 0 3 8 31.82 47.69 2.8122 1 1 0 4 42.55 1.91 2.1245 1 0 5 8 43.18 27.06 2.0953 1 1 4 8 43.20 4.05 2.0943 0 0 6 2 45.62 23.90 1.9885 2 0 0 4 47.99 1.97 1.8958 2 0 2 8 51.92 12.99 1.7610 2 1 1 16 54.62 9.17 1.6802 2 0 4 8 54.64 12.38 1.6797 1 1 6 8 56.19 36.77 1.6371 2 1 3 16 56.22 11.59 1.6362 1 0 7 8 58.79 1.64 1.5707 0 0 8 2 64.15 1.08 1.4518 2 1 5 16 64.63 5.05 1.4420 2 0 6 8 66.50 7.51 1.4061 2 2 0 4 68.41 2.60 1.3713 1 1 8 8 71.57 2.54 1.3184 3 0 1 8 73.84 3.94 1.2834 2 2 4 8 75.17 7.76 1.2639 3 0 3 8 75.20 9.96 1.2635 2 1 7 16 75.61 8.31 1.2576 3 1 0 8 77.43 2.84 1.2326 2 0 8 8 82.64 8.08 1.1676 3 1 4 16 82.66 2.63 1.1674 2 2 6 8 84.44 2.12 1.1473 1 1 10 8 89.11 2.99 1.0988 3 2 1 16 89.20 3.51 1.0980 1 0 11 8 ================================================================================ XPOW Copyright 1993 Bob Downs, Ranjini Swaminathan and Kurt Bartelmehs For reference, see Downs et al. (1993) American Mineralogist 78, 1104-1107.