Todorokite
Post J E, Heaney P J, Hanson J C
American Mineralogist 88 (2003) 142-150
Synchrotron X-ray diffraction study of the structure and dehydration
behavior of todorokite
_database_code_amcsd 0002955
CELL PARAMETERS: 9.7690 2.8512 9.5600 90.000 94.470 90.000
SPACE GROUP: P2/m
X-RAY WAVELENGTH: 1.541838
Cell Volume: 265.468
Density (g/cm3): 3.998
MAX. ABS. INTENSITY / VOLUME**2: 13.24598799
RIR: 1.079
RIR based on corundum from Acta Crystallographica A38 (1982) 733-739
2-THETA INTENSITY D-SPACING H K L Multiplicity
9.08 91.06 9.7393 1 0 0 2
9.28 100.00 9.5309 0 0 1 2
12.48 18.04 7.0938 -1 0 1 2
13.50 32.38 6.5610 1 0 1 2
18.22 52.68 4.8696 2 0 0 2
18.62 49.68 4.7655 0 0 2 2
19.82 20.43 4.4802 -2 0 1 2
20.10 26.97 4.4186 -1 0 2 2
21.12 42.91 4.2056 2 0 1 2
21.39 26.78 4.1546 1 0 2 2
25.11 7.44 3.5469 -2 0 2 2
27.18 9.20 3.2805 2 0 2 2
27.47 8.32 3.2464 3 0 0 2
28.09 17.09 3.1770 0 0 3 2
28.34 2.92 3.1489 -3 0 1 2
28.87 27.37 3.0922 -1 0 3 2
29.76 39.31 3.0025 3 0 1 2
30.26 9.51 2.9532 1 0 3 2
31.37 1.65 2.8512 0 1 0 2
32.13 14.71 2.7859 -3 0 2 2
32.43 17.31 2.7611 -2 0 3 2
32.73 1.05 2.7364 1 1 0 4
34.29 2.40 2.6150 1 1 1 4
34.62 7.74 2.5907 3 0 2 2
34.90 7.13 2.5707 2 0 3 2
36.52 14.03 2.4605 2 1 0 4
36.73 26.54 2.4467 0 1 2 4
36.92 4.40 2.4348 4 0 0 2
37.39 58.28 2.4054 -2 1 1 4
37.40 2.84 2.4044 -4 0 1 2
37.54 7.80 2.3957 -1 1 2 4
37.75 3.63 2.3827 0 0 4 2
38.06 6.50 2.3646 -3 0 3 2
38.13 7.53 2.3600 2 1 1 4
38.18 9.22 2.3573 -1 0 4 2
38.29 44.04 2.3509 1 1 2 4
38.88 7.90 2.3162 4 0 1 2
39.64 1.78 2.2739 1 0 4 2
40.26 5.53 2.2401 -4 0 2 2
40.60 6.68 2.2222 -2 1 2 4
40.85 4.61 2.2093 -2 0 4 2
41.28 2.79 2.1870 3 0 3 2
41.98 4.05 2.1520 2 1 2 4
42.18 3.22 2.1423 3 1 0 4
43.01 4.11 2.1028 4 0 2 2
43.16 7.35 2.0961 -1 1 3 4
45.11 6.75 2.0096 -4 0 3 2
45.52 4.27 1.9926 -3 1 2 4
45.74 20.34 1.9835 -2 1 3 4
47.41 27.56 1.9174 3 1 2 4
47.63 3.54 1.9092 2 1 3 4
47.71 3.09 1.9062 0 0 5 2
48.42 3.03 1.8799 5 0 1 2
48.87 5.42 1.8637 4 0 3 2
49.60 1.47 1.8381 -4 1 1 4
50.12 1.08 1.8201 -3 1 3 4
51.53 17.88 1.7735 -4 0 4 2
51.91 4.15 1.7615 -4 1 2 4
52.39 14.20 1.7464 -2 1 4 4
52.75 6.75 1.7353 3 1 3 4
54.20 9.54 1.6923 4 1 2 4
54.67 14.25 1.6789 2 1 4 4
55.98 3.69 1.6426 -4 1 3 4
56.07 16.22 1.6403 4 0 4 2
56.25 1.20 1.6354 -3 1 4 4
57.28 2.19 1.6084 5 1 0 4
57.98 1.10 1.5905 3 0 5 2
58.39 1.78 1.5804 -1 1 5 4
58.41 1.75 1.5799 6 0 1 2
58.84 1.62 1.5695 5 1 1 4
59.18 3.31 1.5611 -4 0 5 2
59.46 9.86 1.5545 -5 1 2 4
60.23 10.30 1.5365 -2 1 5 4
62.08 7.67 1.4950 5 1 2 4
62.16 2.59 1.4934 -6 0 3 2
62.83 5.37 1.4789 2 1 5 4
63.08 1.84 1.4737 -5 1 3 4
63.65 1.89 1.4619 -3 1 5 4
64.06 1.48 1.4536 5 0 4 2
65.47 12.62 1.4256 0 2 0 2
66.26 6.81 1.4106 6 1 0 4
66.32 8.74 1.4093 -6 1 1 4
67.50 3.51 1.3877 0 1 6 4
67.53 8.80 1.3870 -1 1 6 4
68.59 1.12 1.3682 2 2 0 4
68.73 1.13 1.3658 0 2 2 4
68.97 1.13 1.3616 7 0 1 2
69.01 4.65 1.3609 1 1 6 4
69.64 1.37 1.3501 2 2 1 4
70.33 1.24 1.3386 -2 0 7 2
71.93 2.65 1.3126 -7 0 3 2
72.19 1.58 1.3086 -3 1 6 4
73.09 1.57 1.2946 -1 2 3 4
73.26 1.59 1.2920 -3 0 7 2
73.54 2.36 1.2878 3 2 1 4
74.81 1.02 1.2691 -3 2 2 4
74.98 1.43 1.2667 -2 2 3 4
75.58 3.58 1.2580 6 1 3 4
76.08 2.22 1.2511 -7 1 1 4
77.61 1.18 1.2302 4 2 0 4
78.12 1.19 1.2234 0 2 4 4
78.41 1.11 1.2196 -8 0 1 2
80.64 2.26 1.1914 0 0 8 2
82.22 2.07 1.1725 -6 1 5 4
82.27 2.25 1.1719 2 1 7 4
87.87 3.14 1.1111 -4 2 4 4
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XPOW Copyright 1993 Bob Downs, Ranjini Swaminathan and Kurt Bartelmehs
For reference, see Downs et al. (1993) American Mineralogist 78, 1104-1107.