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 = 3.22 GPa
_database_code_amcsd 0002083
CELL PARAMETERS: 9.6949 9.9022 3.7313 90.000 90.000 90.000
SPACE GROUP: Bbmm
X-RAY WAVELENGTH: 1.541838
Cell Volume: 358.208
Density (g/cm3): 3.709
MAX. ABS. INTENSITY / VOLUME**2: 21.12091296
RIR: 1.854
RIR based on corundum from Acta Crystallographica A38 (1982) 733-739
2-THETA INTENSITY D-SPACING H K L Multiplicity
17.92 15.45 4.9511 0 2 0 2
18.30 38.95 4.8474 2 0 0 2
20.40 1.78 4.3538 2 1 0 4
25.58 100.00 3.4823 1 0 1 4
25.72 6.36 3.4637 2 2 0 4
27.14 3.24 3.2851 1 1 1 8
31.41 5.07 2.8483 1 2 1 8
32.83 69.72 2.7283 2 3 0 4
36.79 14.19 2.4428 3 0 1 4
37.09 5.37 2.4237 4 0 0 2
37.54 13.60 2.3956 1 3 1 8
40.93 13.16 2.2047 2 4 0 4
41.48 16.83 2.1769 4 2 0 4
46.23 4.58 1.9636 3 3 1 8
46.48 22.43 1.9536 4 3 0 4
48.81 33.91 1.8657 0 0 2 2
49.73 10.95 1.8333 2 5 0 4
52.41 1.25 1.7458 0 2 2 4
52.56 3.38 1.7411 2 0 2 4
52.64 9.07 1.7388 3 4 1 8
53.21 1.05 1.7215 1 5 1 8
54.10 1.28 1.6951 5 1 1 8
55.70 11.69 1.6504 0 6 0 2
55.98 1.09 1.6425 2 2 2 8
56.63 15.13 1.6252 5 2 1 8
56.99 1.70 1.6158 6 0 0 2
57.82 3.84 1.5947 6 1 0 4
59.14 3.19 1.5623 2 6 0 4
60.08 19.30 1.5400 2 3 2 8
60.15 7.55 1.5384 3 5 1 8
60.70 17.48 1.5257 5 3 1 8
62.25 4.25 1.4914 1 6 1 8
62.86 2.20 1.4784 4 0 2 4
64.17 1.78 1.4513 6 3 0 4
65.55 4.26 1.4242 2 4 2 8
65.94 6.38 1.4166 4 2 2 8
66.14 2.37 1.4128 5 4 1 8
68.63 4.12 1.3675 3 6 1 8
69.18 2.30 1.3580 2 7 0 4
69.69 9.45 1.3492 4 3 2 8
72.06 2.13 1.3106 1 7 1 8
72.25 5.20 1.3076 2 5 2 8
72.84 1.04 1.2984 7 0 1 4
73.57 4.59 1.2874 7 1 1 8
75.73 6.09 1.2560 7 2 1 8
76.01 1.69 1.2520 6 5 0 4
77.17 6.77 1.2361 0 6 2 4
77.35 2.45 1.2337 1 0 3 4
78.27 1.11 1.2214 6 0 2 4
78.98 2.55 1.2122 6 1 2 8
80.12 2.00 1.1978 2 6 2 8
81.83 1.09 1.1771 8 2 0 4
83.23 1.34 1.1608 3 0 3 4
83.69 1.67 1.1556 1 3 3 8
84.60 1.32 1.1455 6 3 2 8
88.75 2.51 1.1023 4 8 0 4
89.20 1.98 1.0979 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.