Forsterite
Baur W H
American Mineralogist 57 (1972) 709-731
Computer-simulated crystal structures of observed and hypothetical Mg2SiO4
polymorphs of low and high density
Locality: hypothetical
_database_code_amcsd 0000276
CELL PARAMETERS: 4.7900 10.1900 5.8500 90.000 90.000 90.000
SPACE GROUP: Pbnm
X-RAY WAVELENGTH: 1.541838
Cell Volume: 285.539
Density (g/cm3): 3.272
MAX. ABS. INTENSITY / VOLUME**2: 6.824983522
RIR: 0.679
RIR based on corundum from Acta Crystallographica A38 (1982) 733-739
2-THETA INTENSITY D-SPACING H K L Multiplicity
17.41 22.29 5.0950 0 2 0 2
23.15 83.47 3.8421 0 2 1 4
24.01 32.73 3.7061 1 0 1 4
25.52 21.06 3.4899 1 2 0 4
25.58 19.60 3.4829 1 1 1 8
29.81 7.66 2.9971 1 2 1 8
30.56 17.82 2.9250 0 0 2 2
32.31 45.49 2.7707 1 3 0 4
35.86 94.71 2.5041 1 3 1 8
37.08 100.00 2.4247 1 1 2 8
38.55 8.09 2.3356 0 4 1 4
38.62 7.74 2.3315 2 1 0 4
40.09 28.45 2.2492 1 4 0 4
40.23 41.76 2.2417 1 2 2 8
41.70 24.08 2.1658 2 1 1 8
45.07 9.33 2.0115 1 3 2 8
46.39 4.03 1.9574 2 3 0 4
47.32 1.62 1.9210 0 4 2 4
48.55 12.90 1.8753 1 5 0 4
50.03 1.31 1.8232 2 1 2 8
50.09 1.22 1.8212 0 2 3 4
51.15 6.77 1.7858 1 5 1 8
51.24 1.08 1.7830 1 4 2 8
51.38 3.37 1.7784 1 1 3 8
52.44 30.46 1.7449 2 4 0 4
52.55 75.67 1.7415 2 2 2 8
53.86 4.34 1.7023 1 2 3 8
53.99 1.03 1.6983 0 6 0 2
54.91 5.98 1.6721 2 4 1 8
56.42 7.62 1.6310 0 6 1 4
56.58 4.15 1.6267 2 3 2 8
57.58 1.26 1.6007 1 6 0 4
57.82 21.21 1.5947 1 3 3 8
58.46 1.06 1.5787 1 5 2 8
58.51 7.96 1.5774 3 1 0 4
59.72 6.49 1.5484 0 4 3 4
60.06 2.52 1.5403 3 0 1 4
60.79 2.40 1.5236 3 2 0 4
60.82 6.26 1.5230 3 1 1 8
61.84 6.25 1.5002 2 5 1 8
61.92 1.90 1.4985 2 4 2 8
62.05 5.30 1.4958 2 1 3 8
63.05 1.42 1.4744 3 2 1 8
63.32 51.83 1.4687 0 6 2 4
63.62 28.08 1.4625 0 0 4 2
64.25 1.30 1.4497 2 2 3 8
64.49 2.18 1.4450 3 3 0 4
66.52 1.04 1.4057 0 2 4 4
66.67 3.71 1.4028 3 3 1 8
67.21 8.81 1.3928 1 7 0 4
67.46 2.24 1.3884 3 1 2 8
69.48 9.09 1.3529 3 4 0 4
69.55 1.73 1.3517 1 5 3 8
69.57 21.62 1.3513 3 2 2 8
71.59 4.05 1.3181 3 4 1 8
73.17 5.84 1.2934 1 3 4 8
74.02 2.34 1.2807 0 6 3 4
76.01 1.41 1.2520 2 6 2 8
76.55 1.22 1.2446 0 8 1 4
76.96 1.35 1.2389 2 1 4 8
77.09 1.92 1.2372 1 6 3 8
77.22 3.10 1.2354 3 0 3 4
77.78 1.86 1.2279 3 4 2 8
77.89 1.76 1.2264 3 1 3 8
77.92 1.70 1.2261 1 4 4 8
78.63 1.35 1.2168 2 7 1 8
78.81 3.23 1.2144 2 5 3 8
80.15 3.66 1.1975 4 0 0 2
82.30 1.57 1.1716 2 3 4 8
83.22 1.62 1.1610 3 3 3 8
83.76 5.88 1.1548 3 5 2 8
83.90 4.44 1.1533 1 5 4 8
84.67 2.60 1.1447 2 7 2 8
85.01 3.52 1.1410 3 6 1 8
85.07 2.53 1.1403 0 2 5 4
85.42 1.56 1.1366 1 0 5 4
85.60 2.25 1.1346 1 8 2 8
86.55 4.97 1.1246 2 8 0 4
86.91 7.80 1.1209 2 4 4 8
87.82 3.57 1.1116 3 4 3 8
88.81 1.67 1.1017 4 1 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.