Gudmundite Buerger M J American Mineralogist 24 (1939) 183-184 The crystal structure of gudmundite _database_code_amcsd 0000021 CELL PARAMETERS: 10.0000 5.9300 6.7300 90.000 90.000 90.000 SPACE GROUP: B2_1/d X-RAY WAVELENGTH: 1.541838 Cell Volume: 399.089 Density (g/cm3): 6.978 MAX. ABS. INTENSITY / VOLUME**2: 78.45632837 RIR: 3.661 RIR based on corundum from Acta Crystallographica A38 (1982) 733-739 2-THETA INTENSITY D-SPACING H K L Multiplicity 15.87 15.53 5.5833 -1 0 1 2 21.86 28.40 4.0650 -1 1 1 4 21.86 10.20 4.0650 1 1 1 4 23.27 17.21 3.8225 2 1 0 4 29.91 25.68 2.9870 3 0 1 2 30.14 5.62 2.9650 0 2 0 2 30.55 18.23 2.9266 0 1 2 4 32.06 15.90 2.7917 2 0 2 2 32.06 22.93 2.7917 -2 0 2 2 33.59 11.32 2.6677 3 1 1 4 33.59 25.51 2.6677 -3 1 1 4 34.24 1.58 2.6187 -1 2 1 4 34.24 23.52 2.6187 1 2 1 4 35.19 92.27 2.5503 2 2 0 4 35.54 47.28 2.5258 2 1 2 4 35.54 52.72 2.5258 -2 1 2 4 35.92 11.43 2.5000 4 0 0 2 39.10 7.90 2.3036 4 1 0 4 41.24 21.03 2.1889 1 0 3 2 42.98 2.66 2.1043 -3 2 1 4 44.10 12.43 2.0535 -1 1 3 4 44.10 2.27 2.0535 1 1 3 4 44.58 3.72 2.0325 2 2 2 4 44.58 3.76 2.0325 -2 2 2 4 47.42 2.43 1.9171 -5 0 1 2 47.58 8.74 1.9113 4 2 0 4 47.85 30.47 1.9009 -4 1 2 4 47.85 31.54 1.9009 4 1 2 4 48.88 1.87 1.8633 -1 3 1 4 48.88 6.93 1.8633 1 3 1 4 48.94 1.05 1.8611 -3 0 3 2 49.59 10.66 1.8382 2 3 0 4 50.00 3.90 1.8242 5 1 1 4 50.00 6.30 1.8242 -5 1 1 4 51.92 9.95 1.7610 -1 2 3 4 51.92 2.32 1.7610 1 2 3 4 53.79 31.49 1.7044 0 3 2 4 54.54 14.74 1.6825 0 0 4 2 55.27 4.05 1.6619 4 2 2 4 55.27 4.55 1.6619 -4 2 2 4 55.77 1.62 1.6484 -3 3 1 4 55.77 2.83 1.6484 3 3 1 4 57.09 7.99 1.6132 -2 3 2 4 57.09 5.27 1.6132 2 3 2 4 57.22 4.88 1.6099 5 2 1 4 57.43 12.79 1.6045 6 1 0 4 58.56 3.76 1.5763 3 2 3 4 58.56 1.92 1.5763 -3 2 3 4 59.63 1.03 1.5506 4 3 0 4 62.67 2.82 1.4825 0 4 0 2 64.09 7.87 1.4529 6 2 0 4 64.32 3.77 1.4483 -6 1 2 4 64.32 4.76 1.4483 6 1 2 4 64.35 2.18 1.4477 5 1 3 4 65.10 2.97 1.4329 -1 4 1 4 66.38 2.06 1.4082 -4 3 2 4 66.38 2.16 1.4082 4 3 2 4 66.59 12.74 1.4044 2 2 4 4 66.59 9.16 1.4044 -2 2 4 4 66.96 1.55 1.3974 7 0 1 2 67.05 3.54 1.3958 4 0 4 2 67.05 3.18 1.3958 -4 0 4 2 68.14 2.85 1.3762 -5 3 1 4 69.05 1.08 1.3602 -7 1 1 4 69.14 2.01 1.3587 -4 1 4 4 69.35 3.91 1.3550 3 3 3 4 70.62 1.43 1.3339 6 2 2 4 70.62 1.46 1.3339 -6 2 2 4 70.64 1.21 1.3334 5 2 3 4 70.64 3.00 1.3334 -5 2 3 4 70.98 1.47 1.3279 3 4 1 4 72.65 1.72 1.3014 -1 1 5 4 74.40 12.36 1.2752 4 4 0 4 76.16 3.60 1.2500 8 0 0 2 76.29 2.22 1.2481 3 0 5 2 76.80 1.04 1.2411 -2 3 4 4 78.14 2.27 1.2231 8 1 0 4 78.28 1.28 1.2213 3 1 5 4 78.28 4.49 1.2213 -3 1 5 4 79.55 2.81 1.2050 -7 0 3 2 80.62 1.81 1.1916 6 3 2 4 80.65 1.21 1.1913 5 3 3 4 81.51 3.40 1.1809 7 1 3 4 83.20 1.11 1.1611 6 1 4 4 83.20 2.06 1.1611 -6 1 4 4 83.29 1.66 1.1601 -1 5 1 4 83.34 4.33 1.1596 -3 4 3 4 83.83 1.07 1.1540 2 5 0 4 85.00 1.80 1.1411 -7 3 1 4 87.13 2.91 1.1186 0 5 2 4 87.75 3.61 1.1123 0 4 4 4 88.41 3.34 1.1057 1 3 5 4 88.77 2.78 1.1021 0 1 6 4 89.03 2.88 1.0996 -6 2 4 4 89.03 2.43 1.0996 6 2 4 4 89.26 2.58 1.0974 5 1 5 4 89.86 2.57 1.0916 -2 5 2 4 89.86 4.19 1.0916 2 5 2 4 ================================================================================ XPOW Copyright 1993 Bob Downs, Ranjini Swaminathan and Kurt Bartelmehs For reference, see Downs et al. (1993) American Mineralogist 78, 1104-1107.