Pseudobrookite
Yang H, Hazen R M
American Mineralogist 84 (1999) 130-137
Comparative high-pressure crystal chemistry of karrooite, MgTi2O5, with
different ordering states
Sample P600, x(Ti) in M1 = .070, P = 4.34 GPa
_database_code_amcsd 0002077
CELL PARAMETERS: 9.6349 9.9143 3.7168 90.000 90.000 90.000
SPACE GROUP: Bbmm
X-RAY WAVELENGTH: 1.541838
Cell Volume: 355.041
Density (g/cm3): 3.742
MAX. ABS. INTENSITY / VOLUME**2: 23.63133499
RIR: 2.056
RIR based on corundum from Acta Crystallographica A38 (1982) 733-739
2-THETA INTENSITY D-SPACING H K L Multiplicity
17.89 32.06 4.9571 0 2 0 2
18.42 23.91 4.8175 2 0 0 2
20.50 11.62 4.3330 2 1 0 4
25.69 100.00 3.4677 1 0 1 4
25.79 3.28 3.4548 2 2 0 4
31.48 7.63 2.8415 1 2 1 8
32.87 63.95 2.7252 2 3 0 4
36.99 12.70 2.4301 3 0 1 4
37.33 7.56 2.4087 4 0 0 2
37.60 12.35 2.3924 1 3 1 8
38.46 2.12 2.3406 4 1 0 4
40.95 10.90 2.2040 2 4 0 4
41.69 16.69 2.1665 4 2 0 4
44.95 2.29 2.0165 1 4 1 8
46.38 6.56 1.9578 3 3 1 8
46.66 14.68 1.9465 4 3 0 4
49.02 31.54 1.8584 0 0 2 2
49.72 14.27 1.8336 2 5 0 4
52.59 2.56 1.7401 0 2 2 4
52.75 4.43 1.7352 3 4 1 8
52.80 2.17 1.7339 2 0 2 4
53.21 1.81 1.7213 1 5 1 8
53.57 1.06 1.7107 5 0 1 4
53.66 1.26 1.7079 2 1 2 8
54.43 2.75 1.6858 5 1 1 8
55.62 11.77 1.6524 0 6 0 2
56.94 15.11 1.6171 5 2 1 8
57.38 1.32 1.6058 6 0 0 2
58.20 3.16 1.5852 6 1 0 4
59.11 1.93 1.5630 2 6 0 4
60.24 7.49 1.5363 3 5 1 8
60.28 18.14 1.5354 2 3 2 8
60.99 15.71 1.5192 5 3 1 8
62.24 6.03 1.4917 1 6 1 8
63.19 2.93 1.4714 4 0 2 4
64.52 3.73 1.4443 6 3 0 4
65.72 3.59 1.4207 2 4 2 8
66.26 6.62 1.4106 4 2 2 8
66.40 1.86 1.4079 5 4 1 8
68.69 4.74 1.3664 3 6 1 8
68.91 1.50 1.3626 4 6 0 4
69.13 1.43 1.3588 2 7 0 4
69.99 6.32 1.3442 4 3 2 8
72.40 6.99 1.3052 2 5 2 8
73.05 1.13 1.2953 5 5 1 8
73.35 1.02 1.2908 7 0 1 4
74.07 3.12 1.2799 7 1 1 8
76.22 6.15 1.2491 7 2 1 8
76.31 1.43 1.2479 6 5 0 4
77.26 7.01 1.2349 0 6 2 4
77.71 2.60 1.2288 1 0 3 4
79.47 2.18 1.2060 6 1 2 8
79.76 1.65 1.2023 7 3 1 8
80.25 1.25 1.1962 2 6 2 8
82.41 1.06 1.1703 8 2 0 4
83.66 1.22 1.1559 3 0 3 4
84.03 1.51 1.1518 1 3 3 8
85.06 2.94 1.1404 6 3 2 8
88.79 2.93 1.1020 4 8 0 4
89.10 1.44 1.0989 4 6 2 8
89.31 1.22 1.0969 2 7 2 8
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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.