Crystallography Open Database

Information card for entry 2010490

2010489 << 2010490 >> 2010491

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Coordinates	2010490.cif
Original IUCr paper	HTML

Structure parameters

Chemical name	aluminium potassium diarsenate
Formula	Al As2 K O7
Calculated formula	Al As2 K O7
Title of publication	KAlAs~2~O~7~
Authors of publication	Boughzala, Habib; Jouini, Tahar
Journal of publication	Acta Crystallographica, Section C: Crystal Structure Communications
Year of publication	1995
Journal volume	51
Journal issue	2
Pages of publication	179 - 181
a	6.192 ± 0.004 Å
b	6.297 ± 0.003 Å
c	8.106 ± 0.001 Å
α	96.6 ± 0.008°
β	104.517 ± 0.008°
γ	102.864 ± 0.007°
Cell volume	293.4 ± 0.2 Å³
Cell temperature	293 ± 2 K
Ambient diffraction temperature	293 ± 2 K
Number of distinct elements	4
Space group number	2
Hermann-Mauguin space group symbol	P -1
Hall space group symbol	-P 1
Residual factor for all reflections	0.0353
Residual factor for significantly intense reflections	0.0331
Weighted residual factors for all reflections	0.0902
Weighted residual factors for significantly intense reflections	0.0879
Goodness-of-fit parameter for all reflections	0.537
Goodness-of-fit parameter for significantly intense reflections	0.555
Diffraction radiation wavelength	0.71069 Å
Diffraction radiation type	MoKα
Duplicate of	2003216
Has coordinates	Yes
Has disorder	No
Has F_obs	No

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