Crystallography Open Database

Information card for entry 9004255

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Coordinates	9004255.cif
External links	AMCSD

Structure parameters

Mineral name	Simpsonite
Formula	Al4 H O14 Ta3
Calculated formula	Al4 H O14 Ta3
Title of publication	The crystal chemistry of simpsonite
Authors of publication	Ercit, T. S.; Cerny, P.; Hawthorne, F. C.
Journal of publication	The Canadian Mineralogist
Year of publication	1992
Journal volume	30
Pages of publication	663 - 671
a	7.381 Å
b	7.381 Å
c	4.516 Å
α	90°
β	90°
γ	120°
Cell volume	213.066 Å³
Number of distinct elements	4
Space group number	143
Hermann-Mauguin space group symbol	P 3
Hall space group symbol	P 3
Has coordinates	Yes
Has disorder	No
Has F_obs	No

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