Downeyite
Stahl K, Legros J P, Galy J
Zeitschrift fur Kristallographie 202 (1992) 99-107
The crystal structure of SeO2 at 139 and 286 K
Note: T = 139 K
Locality: synthetic
_database_code_amcsd 0011027
CELL PARAMETERS: 8.3218 8.3218 5.0541 90.000 90.000 90.000
SPACE GROUP: P4_2/mbc
X-RAY WAVELENGTH: 1.541838
Cell Volume: 350.008
Density (g/cm3): 4.211
MAX. ABS. INTENSITY / VOLUME**2: 58.22418825
RIR: 4.502
RIR based on corundum from Acta Crystallographica A38 (1982) 733-739
2-THETA INTENSITY D-SPACING H K L Multiplicity
15.06 12.16 5.8844 1 1 0 4
21.35 47.27 4.1609 2 0 0 4
23.91 51.76 3.7216 2 1 0 8
27.77 51.37 3.2123 2 0 1 8
29.81 100.00 2.9968 2 1 1 16
34.07 9.17 2.6316 3 1 0 8
35.52 23.70 2.5271 0 0 2 2
38.57 8.78 2.3341 3 1 1 16
38.78 8.50 2.3220 1 1 2 8
39.03 7.17 2.3081 3 2 0 8
41.82 11.67 2.1599 2 0 2 8
43.09 8.30 2.0995 3 2 1 16
43.28 1.66 2.0906 2 1 2 16
43.50 4.88 2.0805 4 0 0 4
46.29 2.59 1.9615 3 3 0 4
47.25 20.29 1.9238 4 0 1 8
48.57 16.93 1.8744 4 1 1 16
48.95 5.66 1.8608 4 2 0 8
50.04 16.88 1.8227 3 1 2 16
52.40 13.07 1.7462 4 2 1 16
53.79 14.62 1.7042 3 2 2 16
55.19 1.44 1.6644 4 3 0 8
56.38 2.75 1.6320 5 1 0 8
59.17 4.74 1.5616 2 0 3 8
59.52 7.60 1.5531 5 1 1 16
59.67 7.29 1.5495 3 3 2 8
59.85 1.87 1.5453 5 2 0 8
60.30 13.24 1.5348 2 1 3 16
61.93 4.16 1.4984 4 2 2 16
63.21 1.11 1.4711 4 4 0 4
65.82 1.30 1.4189 3 1 3 16
67.37 2.37 1.3900 4 3 2 16
68.29 7.75 1.3735 5 3 1 16
68.43 1.68 1.3710 5 1 2 16
68.60 11.93 1.3681 6 1 0 8
69.02 1.69 1.3608 3 2 3 16
71.57 7.43 1.3184 5 2 2 16
72.15 5.45 1.3093 4 0 3 8
72.77 1.48 1.2996 5 4 0 8
73.18 4.42 1.2934 4 1 3 16
74.66 3.97 1.2714 4 4 2 8
75.20 3.86 1.2635 0 0 4 2
75.54 3.85 1.2587 5 4 1 16
76.24 3.95 1.2489 4 2 3 16
79.23 2.04 1.2090 2 0 4 8
79.57 6.15 1.2048 6 3 1 16
79.70 9.64 1.2031 6 1 2 16
80.23 2.27 1.1964 2 1 4 16
82.24 2.69 1.1722 5 1 3 16
83.68 2.91 1.1558 5 4 2 16
84.53 2.23 1.1462 7 1 1 16
85.19 1.26 1.1390 3 1 4 16
88.15 1.79 1.1083 3 2 4 16
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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.