Wadsleyite
Hazen R M, Weinberger M B, Yang H, Prewitt C T
American Mineralogist 85 (2000) 770-777
Comparative high-pressure crystal chemistry of wadsleyite,
beta-(Mg_1-xFe_x)2SiO4, with x=0 and 0.25
Sample: P = 2.72 GPa, X = .00
_database_code_amcsd 0002440
CELL PARAMETERS: 5.6731 11.4114 8.2067 90.000 90.000 90.000
SPACE GROUP: Imma
X-RAY WAVELENGTH: 1.541838
Cell Volume: 531.285
Density (g/cm3): 3.517
MAX. ABS. INTENSITY / VOLUME**2: 7.835256901
RIR: 0.725
RIR based on corundum from Acta Crystallographica A38 (1982) 733-739
2-THETA INTENSITY D-SPACING H K L Multiplicity
27.95 46.60 3.1921 1 1 2 8
31.36 14.55 2.8528 0 4 0 2
31.54 14.29 2.8365 2 0 0 2
33.69 52.03 2.6602 0 1 3 4
34.36 60.80 2.6099 2 1 1 8
35.87 19.57 2.5033 1 3 2 8
36.46 37.08 2.4641 1 0 3 4
36.93 97.08 2.4340 1 4 1 8
38.43 3.93 2.3424 0 4 2 4
38.59 1.53 2.3333 2 0 2 4
40.62 12.53 2.2209 0 3 3 4
41.05 3.40 2.1988 0 5 1 4
41.20 31.19 2.1913 2 3 1 8
44.14 35.22 2.0517 0 0 4 2
45.07 78.37 2.0115 2 4 0 4
47.81 4.42 1.9024 1 1 4 8
48.37 4.41 1.8816 1 5 2 8
48.84 1.97 1.8648 1 4 3 8
52.20 7.96 1.7525 0 5 3 4
52.32 2.08 1.7487 2 3 3 8
52.67 7.34 1.7378 2 5 1 8
53.23 7.04 1.7207 1 3 4 8
53.99 5.29 1.6983 3 1 2 8
55.14 2.53 1.6657 0 4 4 4
55.26 7.42 1.6624 2 0 4 4
56.66 1.04 1.6246 0 1 5 4
58.54 8.25 1.5767 1 0 5 4
59.01 4.39 1.5653 3 3 2 8
59.42 10.38 1.5555 3 0 3 4
59.74 15.49 1.5479 3 4 1 8
61.53 3.94 1.5070 0 3 5 4
63.10 3.63 1.4734 1 5 4 8
63.56 4.51 1.4637 1 7 2 8
64.92 100.00 1.4363 2 4 4 8
65.43 26.70 1.4264 0 8 0 2
65.85 27.11 1.4183 4 0 0 2
66.30 1.27 1.4098 2 1 5 8
66.80 8.08 1.4004 0 7 3 4
67.21 4.79 1.3929 2 7 1 8
67.91 1.13 1.3803 3 1 4 8
68.36 1.57 1.3723 3 5 2 8
70.70 3.65 1.3325 0 5 5 4
71.42 1.78 1.3207 1 1 6 8
72.36 1.99 1.3060 3 3 4 8
74.45 1.69 1.2744 2 8 0 4
74.75 1.83 1.2700 4 4 0 4
75.78 1.81 1.2552 1 3 6 8
76.05 7.16 1.2515 4 1 3 8
76.92 4.35 1.2395 3 0 5 4
77.29 6.12 1.2345 1 8 3 8
80.32 2.76 1.1953 4 3 3 8
80.97 1.31 1.1875 3 5 4 8
81.39 1.99 1.1824 3 7 2 8
82.33 4.78 1.1712 0 8 4 4
82.72 4.79 1.1667 4 0 4 4
84.16 1.61 1.1504 0 9 3 4
84.53 4.04 1.1462 2 9 1 8
88.67 1.16 1.1031 3 1 6 8
88.74 2.57 1.1025 4 5 3 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.