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 = 2.16 GPa
_database_code_amcsd 0002082
CELL PARAMETERS: 9.7166 9.9275 3.7369 90.000 90.000 90.000
SPACE GROUP: Bbmm
X-RAY WAVELENGTH: 1.541838
Cell Volume: 360.467
Density (g/cm3): 3.685
MAX. ABS. INTENSITY / VOLUME**2: 21.18660286
RIR: 1.872
RIR based on corundum from Acta Crystallographica A38 (1982) 733-739
2-THETA INTENSITY D-SPACING H K L Multiplicity
17.87 15.10 4.9637 0 2 0 2
18.26 38.77 4.8583 2 0 0 2
20.35 1.79 4.3638 2 1 0 4
25.54 100.00 3.4878 1 0 1 4
25.66 6.41 3.4720 2 2 0 4
27.10 3.25 3.2907 1 1 1 8
31.35 5.25 2.8538 1 2 1 8
32.74 68.79 2.7350 2 3 0 4
36.72 14.19 2.4475 3 0 1 4
37.01 5.15 2.4292 4 0 0 2
37.46 13.18 2.4006 1 3 1 8
40.83 12.81 2.2102 2 4 0 4
41.38 16.27 2.1819 4 2 0 4
46.13 4.82 1.9678 3 3 1 8
46.37 22.32 1.9582 4 3 0 4
48.74 33.71 1.8685 0 0 2 2
49.60 10.68 1.8379 2 5 0 4
52.32 1.23 1.7487 0 2 2 4
52.47 3.34 1.7439 2 0 2 4
52.51 9.25 1.7427 3 4 1 8
53.07 1.11 1.7255 1 5 1 8
53.98 1.29 1.6987 5 1 1 8
55.54 11.88 1.6546 0 6 0 2
55.88 1.10 1.6453 2 2 2 8
56.50 15.06 1.6287 5 2 1 8
56.85 1.63 1.6194 6 0 0 2
57.68 3.72 1.5983 6 1 0 4
58.97 3.19 1.5662 2 6 0 4
59.96 19.03 1.5428 2 3 2 8
60.00 7.48 1.5419 3 5 1 8
60.55 18.00 1.5290 5 3 1 8
62.09 4.36 1.4949 1 6 1 8
62.74 2.12 1.4810 4 0 2 4
64.01 1.80 1.4546 6 3 0 4
65.41 4.17 1.4269 2 4 2 8
65.80 6.20 1.4192 4 2 2 8
65.97 2.43 1.4160 5 4 1 8
68.45 4.05 1.3707 3 6 1 8
68.98 2.22 1.3614 2 7 0 4
69.54 9.40 1.3518 4 3 2 8
71.86 2.18 1.3138 1 7 1 8
72.08 5.11 1.3103 2 5 2 8
72.66 1.10 1.3012 7 0 1 4
73.39 4.62 1.2902 7 1 1 8
75.54 6.10 1.2587 7 2 1 8
75.80 1.64 1.2549 6 5 0 4
76.98 6.87 1.2387 0 6 2 4
77.21 2.48 1.2355 1 0 3 4
78.09 1.06 1.2238 6 0 2 4
78.80 2.47 1.2146 6 1 2 8
79.92 1.99 1.2003 2 6 2 8
81.60 1.09 1.1798 8 2 0 4
83.07 1.33 1.1626 3 0 3 4
83.52 1.62 1.1575 1 3 3 8
84.39 1.36 1.1478 6 3 2 8
88.47 2.48 1.1051 4 8 0 4
88.96 1.91 1.1003 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.