Weberite
Knop O, Cameron T S, Jochem K
Journal of Solid State Chemistry 43 (1982) 213-221
What is the true space group of weberite?
Locality: Ivigtut, Greenland
Sample: I2_12_12_1 refinement, T = ambient
Note: y(F6) and z(F6) corrected
_database_code_amcsd 0013481
CELL PARAMETERS: 7.0510 9.9680 7.2850 90.000 90.000 90.000
SPACE GROUP: I2_12_12_1
X-RAY WAVELENGTH: 1.541838
Cell Volume: 512.022
Density (g/cm3): 2.987
MAX. ABS. INTENSITY / VOLUME**2: 6.766785685
RIR: 0.738
RIR based on corundum from Acta Crystallographica A38 (1982) 733-739
2-THETA INTENSITY D-SPACING H K L Multiplicity
15.06 26.97 5.8816 0 1 1 4
17.50 37.81 5.0665 1 0 1 4
17.80 4.44 4.9840 0 2 0 2
24.44 1.83 3.6425 0 0 2 2
25.06 24.58 3.5530 1 2 1 4
29.01 3.27 3.0780 1 1 2 4
29.54 12.46 3.0239 2 1 1 4
29.55 9.92 3.0231 0 3 1 4
30.39 100.00 2.9408 0 2 2 4
31.07 89.69 2.8782 2 2 0 4
35.43 5.28 2.5333 2 0 2 4
36.04 2.05 2.4920 0 4 0 2
38.14 31.22 2.3593 0 1 3 4
38.85 7.37 2.3183 1 3 2 4
39.26 49.46 2.2949 2 3 1 4
39.92 3.21 2.2583 2 2 2 4
40.32 22.39 2.2368 3 0 1 4
40.33 14.97 2.2361 1 4 1 4
43.39 3.04 2.0853 1 2 3 4
44.03 2.84 2.0567 0 4 2 4
44.52 8.50 2.0350 2 4 0 4
46.31 23.66 1.9605 0 3 3 4
46.90 21.60 1.9372 3 1 2 4
50.09 11.20 1.8212 0 0 4 2
51.44 91.88 1.7765 2 4 2 4
51.87 23.01 1.7628 4 0 0 2
52.72 5.05 1.7364 1 1 4 4
53.48 2.31 1.7134 2 3 3 4
53.57 1.73 1.7106 0 2 4 4
54.01 5.49 1.6977 3 3 2 4
54.02 3.69 1.6974 1 5 2 4
54.33 2.10 1.6886 1 4 3 4
55.18 8.04 1.6646 3 4 1 4
55.30 5.59 1.6613 0 6 0 2
57.63 1.06 1.5995 3 2 3 4
58.14 1.79 1.5867 4 0 2 4
59.33 4.39 1.5576 1 3 4 4
60.12 41.39 1.5390 2 2 4 4
60.83 7.29 1.5228 4 3 1 4
61.31 17.00 1.5119 4 2 2 4
61.33 14.85 1.5115 0 6 2 4
61.72 5.35 1.5028 2 6 0 4
63.24 6.66 1.4704 0 4 4 4
64.78 10.00 1.4391 4 4 0 4
65.51 1.06 1.4248 3 1 4 4
66.19 3.68 1.4119 2 5 3 4
66.93 3.65 1.3980 3 4 3 4
67.41 3.86 1.3892 2 6 2 4
67.67 2.47 1.3845 5 0 1 4
69.23 1.54 1.3571 2 4 4 4
70.58 4.36 1.3344 2 1 5 4
70.61 1.28 1.3340 5 2 1 4
70.62 2.05 1.3337 3 6 1 4
71.41 1.50 1.3210 3 3 4 4
72.79 1.28 1.2992 2 7 1 4
74.98 6.18 1.2666 4 0 4 4
76.44 5.78 1.2460 0 8 0 2
77.00 2.83 1.2384 3 0 5 4
77.75 2.45 1.2284 0 7 3 4
78.17 1.50 1.2228 5 3 2 4
79.14 2.14 1.2103 5 4 1 4
81.61 2.31 1.1797 0 2 6 4
81.99 1.93 1.1752 6 0 0 2
83.38 5.53 1.1592 2 6 4 4
83.74 3.03 1.1550 3 7 2 4
84.37 5.61 1.1480 2 0 6 4
84.42 11.85 1.1474 4 6 2 4
84.75 3.77 1.1438 6 2 0 4
86.12 3.22 1.1291 4 4 4 4
87.15 3.06 1.1184 6 0 2 4
87.18 4.69 1.1181 2 8 2 4
88.17 1.43 1.1081 5 1 4 4
89.87 1.36 1.0915 0 4 6 4
================================================================================
XPOW Copyright 1993 Bob Downs, Ranjini Swaminathan and Kurt Bartelmehs
For reference, see Downs et al. (1993) American Mineralogist 78, 1104-1107.