Forsterite
Ottonello G, Della Giusta A, Molin G M
American Mineralogist 74 (1989) 411-421
Cation ordering in Ni-Mg olivines
sample Ni.30A, synthesized at 902 C, then quenched
Mg1.4Ni.6SiO4
_database_code_amcsd 0001219
CELL PARAMETERS: 4.7466 10.2003 5.9556 90.000 90.000 90.000
SPACE GROUP: Pbnm
X-RAY WAVELENGTH: 1.541838
Cell Volume: 288.351
Density (g/cm3): 3.714
MAX. ABS. INTENSITY / VOLUME**2: 14.85978407
RIR: 1.303
RIR based on corundum from Acta Crystallographica A38 (1982) 733-739
2-THETA INTENSITY D-SPACING H K L Multiplicity
17.39 45.27 5.1002 0 2 0 2
20.64 10.29 4.3035 1 1 0 4
22.96 31.42 3.8738 0 2 1 4
23.97 10.68 3.7119 1 0 1 4
25.54 11.14 3.4881 1 1 1 8
25.64 7.47 3.4746 1 2 0 4
29.77 3.49 3.0012 1 2 1 8
30.01 1.53 2.9778 0 0 2 2
32.39 65.96 2.7641 1 3 0 4
34.89 9.46 2.5716 0 2 2 4
35.19 2.62 2.5501 0 4 0 2
35.81 43.63 2.5072 1 3 1 8
36.70 100.00 2.4487 1 1 2 8
37.91 4.01 2.3733 2 0 0 2
38.40 6.82 2.3442 0 4 1 4
38.96 5.09 2.3116 2 1 0 4
39.87 22.02 2.2611 1 2 2 8
40.14 14.79 2.2464 1 4 0 4
41.92 10.17 2.1549 2 1 1 8
41.99 3.37 2.1517 2 2 0 4
44.73 13.14 2.0259 1 3 2 8
46.67 1.61 1.9461 2 3 0 4
46.91 5.70 1.9369 0 4 2 4
48.57 9.42 1.8743 1 5 0 4
50.64 2.30 1.8026 1 1 3 8
51.09 2.30 1.7878 1 5 1 8
52.47 56.67 1.7441 2 2 2 8
52.69 19.91 1.7373 2 4 0 4
53.13 2.27 1.7237 1 2 3 8
55.06 7.19 1.6678 2 4 1 8
56.27 6.99 1.6348 0 6 1 4
56.49 1.53 1.6291 2 3 2 8
57.12 10.22 1.6124 1 3 3 8
58.16 7.75 1.5862 1 5 2 8
58.96 4.77 1.5665 0 4 3 4
59.09 4.94 1.5635 3 1 0 4
61.30 1.83 1.5123 3 1 1 8
61.35 1.25 1.5112 3 2 0 4
61.58 2.01 1.5060 2 1 3 8
61.83 7.03 1.5006 2 4 2 8
61.97 2.83 1.4974 2 5 1 8
62.37 19.59 1.4889 0 0 4 2
62.96 29.54 1.4764 0 6 2 4
65.02 4.21 1.4345 3 3 0 4
65.28 2.21 1.4292 0 2 4 4
67.12 4.17 1.3946 3 3 1 8
67.20 9.80 1.3930 1 7 0 4
67.68 8.86 1.3843 3 1 2 8
69.79 9.97 1.3476 3 2 2 8
69.98 3.57 1.3444 3 4 0 4
72.01 2.28 1.3114 3 4 1 8
72.05 9.30 1.3108 1 3 4 8
73.31 2.32 1.2913 0 6 3 4
75.36 2.49 1.2612 2 0 4 4
75.90 2.94 1.2536 2 6 2 8
76.14 1.33 1.2503 3 5 0 4
76.80 1.13 1.2411 1 4 4 8
77.08 1.25 1.2373 3 0 3 4
78.36 1.55 1.2203 2 5 3 8
81.03 3.84 1.1867 4 0 0 2
82.25 1.35 1.1721 0 8 2 4
82.79 3.46 1.1658 1 5 4 8
83.06 2.03 1.1627 3 3 3 8
83.31 1.11 1.1599 0 2 5 4
83.94 5.02 1.1528 3 5 2 8
84.54 1.33 1.1461 2 7 2 8
85.29 1.05 1.1379 1 8 2 8
85.39 1.58 1.1369 3 6 1 8
85.99 5.86 1.1305 2 4 4 8
86.68 2.95 1.1232 2 8 0 4
87.66 2.05 1.1132 3 4 3 8
89.40 1.29 1.0960 4 1 2 8
89.62 2.56 1.0939 1 3 5 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.