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 = 1.03 GPa
_database_code_amcsd 0002074
CELL PARAMETERS: 9.6944 9.9924 3.7316 90.000 90.000 90.000
SPACE GROUP: Bbmm
X-RAY WAVELENGTH: 1.541838
Cell Volume: 361.481
Density (g/cm3): 3.675
MAX. ABS. INTENSITY / VOLUME**2: 23.15073625
RIR: 2.051
RIR based on corundum from Acta Crystallographica A38 (1982) 733-739
2-THETA INTENSITY D-SPACING H K L Multiplicity
17.75 32.37 4.9962 0 2 0 2
18.30 23.34 4.8472 2 0 0 2
20.36 11.89 4.3612 2 1 0 4
25.58 100.00 3.4825 1 0 1 4
25.61 3.32 3.4790 2 2 0 4
31.31 7.63 2.8570 1 2 1 8
32.62 64.45 2.7452 2 3 0 4
36.79 12.57 2.4428 3 0 1 4
37.09 7.61 2.4236 4 0 0 2
37.36 12.34 2.4071 1 3 1 8
38.21 2.08 2.3553 4 1 0 4
40.63 10.85 2.2206 2 4 0 4
41.41 16.29 2.1806 4 2 0 4
44.64 2.31 2.0299 1 4 1 8
46.08 6.80 1.9698 3 3 1 8
46.33 14.56 1.9597 4 3 0 4
48.81 31.26 1.8658 0 0 2 2
49.32 14.18 1.8476 2 5 0 4
52.34 2.58 1.7479 0 2 2 4
52.39 4.41 1.7466 3 4 1 8
52.56 2.11 1.7413 2 0 2 4
52.82 1.72 1.7333 1 5 1 8
53.24 1.08 1.7205 5 0 1 4
53.41 1.28 1.7154 2 1 2 8
54.09 2.68 1.6955 5 1 1 8
55.15 11.98 1.6654 0 6 0 2
56.58 15.20 1.6267 5 2 1 8
57.00 1.37 1.6157 6 0 0 2
57.81 3.12 1.5950 6 1 0 4
58.61 1.87 1.5750 2 6 0 4
59.79 7.43 1.5468 3 5 1 8
59.95 18.20 1.5431 2 3 2 8
60.57 15.72 1.5286 5 3 1 8
61.74 6.23 1.5024 1 6 1 8
62.86 2.95 1.4784 4 0 2 4
64.05 3.79 1.4537 6 3 0 4
65.32 3.50 1.4285 2 4 2 8
65.88 6.41 1.4177 4 2 2 8
65.92 1.82 1.4170 5 4 1 8
68.15 4.73 1.3760 3 6 1 8
68.34 1.55 1.3726 4 6 0 4
68.53 1.39 1.3693 2 7 0 4
69.57 6.21 1.3513 4 3 2 8
71.92 6.87 1.3128 2 5 2 8
72.49 1.13 1.3039 5 5 1 8
72.85 1.07 1.2984 7 0 1 4
73.56 3.13 1.2876 7 1 1 8
75.68 6.00 1.2566 7 2 1 8
75.70 1.41 1.2565 6 5 0 4
76.70 7.03 1.2424 0 6 2 4
77.34 2.55 1.2338 1 0 3 4
78.97 2.12 1.2124 6 1 2 8
79.18 1.71 1.2097 7 3 1 8
79.66 1.20 1.2035 2 6 2 8
81.78 1.07 1.1777 8 2 0 4
83.23 1.19 1.1608 3 0 3 4
83.57 1.49 1.1569 1 3 3 8
84.48 2.92 1.1467 6 3 2 8
87.95 2.86 1.1103 4 8 0 4
88.42 1.47 1.1056 4 6 2 8
88.59 1.17 1.1039 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.