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 P1400, x(Ti) in M1 = .485, P = 6.20 GPa
_database_code_amcsd 0002085
CELL PARAMETERS: 9.6327 9.8302 3.7177 90.000 90.000 90.000
SPACE GROUP: Bbmm
X-RAY WAVELENGTH: 1.541838
Cell Volume: 352.034
Density (g/cm3): 3.774
MAX. ABS. INTENSITY / VOLUME**2: 21.63144807
RIR: 1.866
RIR based on corundum from Acta Crystallographica A38 (1982) 733-739
2-THETA INTENSITY D-SPACING H K L Multiplicity
18.05 15.12 4.9151 0 2 0 2
18.42 38.97 4.8163 2 0 0 2
20.53 1.91 4.3251 2 1 0 4
25.69 100.00 3.4684 1 0 1 4
25.90 6.60 3.4401 2 2 0 4
27.27 3.17 3.2707 1 1 1 8
31.57 5.10 2.8338 1 2 1 8
33.06 69.11 2.7092 2 3 0 4
36.99 13.93 2.4300 3 0 1 4
37.34 5.22 2.4082 4 0 0 2
37.77 13.38 2.3819 1 3 1 8
41.24 13.24 2.1890 2 4 0 4
41.77 17.05 2.1626 4 2 0 4
46.53 4.46 1.9519 3 3 1 8
46.82 22.41 1.9405 4 3 0 4
49.00 34.35 1.8589 0 0 2 2
50.12 10.87 1.8202 2 5 0 4
52.64 1.21 1.7387 0 2 2 4
52.79 3.41 1.7342 2 0 2 4
52.99 8.92 1.7279 3 4 1 8
53.58 1.07 1.7104 1 5 1 8
54.45 1.34 1.6852 5 1 1 8
56.14 11.84 1.6384 0 6 0 2
56.25 1.17 1.6354 2 2 2 8
57.01 15.10 1.6155 5 2 1 8
57.40 1.62 1.6055 6 0 0 2
58.23 3.90 1.5845 6 1 0 4
59.61 3.22 1.5511 2 6 0 4
60.39 19.20 1.5328 2 3 2 8
60.58 7.43 1.5284 3 5 1 8
61.12 17.48 1.5163 5 3 1 8
62.72 4.31 1.4814 1 6 1 8
63.19 2.11 1.4715 4 0 2 4
64.65 1.82 1.4417 6 3 0 4
65.92 4.42 1.4169 2 4 2 8
66.31 6.56 1.4097 4 2 2 8
66.61 2.44 1.4039 5 4 1 8
69.15 4.08 1.3585 3 6 1 8
69.75 2.21 1.3482 2 7 0 4
70.10 9.57 1.3423 4 3 2 8
72.63 2.03 1.3017 1 7 1 8
72.71 5.25 1.3005 2 5 2 8
74.10 4.66 1.2795 7 1 1 8
76.28 6.17 1.2482 7 2 1 8
76.62 1.66 1.2435 6 5 0 4
77.69 2.51 1.2291 1 0 3 4
77.69 6.98 1.2291 0 6 2 4
78.76 1.06 1.2150 6 0 2 4
79.48 2.62 1.2058 6 1 2 8
80.68 2.06 1.1909 2 6 2 8
82.48 1.04 1.1695 8 2 0 4
83.64 1.31 1.1561 3 0 3 4
84.12 1.61 1.1508 1 3 3 8
85.17 1.39 1.1392 6 3 2 8
89.55 2.61 1.0945 4 8 0 4
89.88 1.94 1.0914 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.