Crystallography Open Database

Information card for entry 2108250

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Structure parameters

Common name	potassium cobalt silicon oxide
Formula	Co K2 O12 Si5
Calculated formula	Co K2 O12 Si5
Title of publication	Crystal structures of K~2~[<i>X</i>Si~5~O~12~] (<i>X</i> = Fe^2+^, Co, Zn) and Rb~2~[<i>X</i>Si~5~O~12~] (<i>X</i> = Mn) leucites: comparison of monoclinic <i>P</i>2~1~/<i>c</i> and <i>Ia</i>{øverline 3}<i>d</i> polymorph structures and inverse relationship between tetrahedral cation (<i>T</i> = Si and <i>X</i>)—O bond distances and intertetrahedral <i>T</i>—O—<i>T</i> angles
Authors of publication	Bell, Anthony M. T.; Henderson, C. Michael B.
Journal of publication	Acta Crystallographica Section B
Year of publication	2018
Journal volume	74
Journal issue	3
a	13.18783 ± 0.00014 Å
b	13.63495 ± 0.00016 Å
c	12.98764 ± 0.00014 Å
α	90°
β	91.9994 ± 0.0008°
γ	90°
Cell volume	2333.96 ± 0.04 Å³
Cell temperature	293 K
Ambient diffraction temperature	293 K
Number of distinct elements	4
Space group number	14
Hermann-Mauguin space group symbol	P 1 21/c 1
Hall space group symbol	-P 2ybc
Residual factor R(I) for significantly intense reflections	6.6909
Goodness-of-fit parameter for all reflections	2.6259
Method of determination	powder diffraction
Diffraction radiation wavelength	1.79026 Å
Diffraction radiation type	CoKα
Has coordinates	Yes
Has disorder	No
Has F_obs	Yes

Version history

Revision	Date	Message	Files
207633 (current)	2018-05-02	cif/ hkl/ Adding structures of 2108246, 2108247, 2108248, 2108249, 2108250, 2108251 via cif-deposit CGI script.	2108250.cif 2108250.hkl