Crystallography Open Database

Information card for entry 1001276

Preview

Coordinates	1001276.cif
Original paper (by DOI)	HTML

Structure parameters

Chemical name	Pentapotassium undecaniobium digermanium oxide
Formula	Ge4 K10 Nb22 O68
Calculated formula	Ge4 K9.996 Nb22 O68
Title of publication	Nouvelles phases multiples obtenues par intercroissance des reseaux "M~6~X~4~O~26~" et "M~8~O~21~": les oxydes K~10~ (M~8~ O~21~)~2~ * M~6~ X~4~ O~26~ (M=Nb,Ta)(X=Ge,Si)
Authors of publication	Choisnet, J; Hervieu, M; Groult, D; Raveau, B
Journal of publication	Materials Research Bulletin
Year of publication	1977
Journal volume	12
Pages of publication	621 - 627
a	9.112 ± 0.005 Å
b	9.112 ± 0.005 Å
c	20.01 ± 0.01 Å
α	90°
β	90°
γ	120°
Cell volume	1438.8 Å³
Number of distinct elements	4
Space group number	189
Hermann-Mauguin space group symbol	P -6 2 m
Hall space group symbol	P -6 -2
Residual factor for all reflections	0.089
Has coordinates	Yes
Has disorder	No
Has F_obs	No

Version history

Version history is temporarily not available due to server issues.