Crystallography Open Database

Information card for entry 9005386

Preview

Coordinates	9005386.cif
External links	AMCSD

Structure parameters

Mineral name	Pargasite
Formula	Al3 Ca2 H2 Mg4 Na O24 Si6
Calculated formula	Al3 Ca2 H2 Mg4 Na O24 Si6
Title of publication	A neutron powder diffraction study of cation ordering in high-temperature synthetic amphiboles
Authors of publication	Welch, M. D.; Knight, K. S.
Journal of publication	European Journal of Mineralogy
Year of publication	1999
Journal volume	11
Pages of publication	321 - 331
a	9.893 Å
b	17.937 Å
c	5.2802 Å
α	90°
β	105.518°
γ	90°
Cell volume	902.819 Å³
Number of distinct elements	7
Space group number	12
Hermann-Mauguin space group symbol	C 1 2/m 1
Hall space group symbol	-C 2y
Has coordinates	Yes
Has disorder	No
Has F_obs	No

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