Crystallography Open Database

Information card for entry 9000141

Preview

Coordinates	9000141.cif
External links	AMCSD

Structure parameters

Mineral name	Cummingtonite
Formula	Fe2.32 Mg4.68 O24 Si8
Calculated formula	Fe2.32 Mg4.68 O24 Si8
Title of publication	A further refinement of the crystal structure of cummingtonite (Mg,Fe)7(Si4O11)2(OH)2
Authors of publication	Fischer, K. F.
Journal of publication	American Mineralogist
Year of publication	1966
Journal volume	51
Pages of publication	814 - 818
a	9.51 Å
b	18.19 Å
c	5.33 Å
α	90°
β	101.9°
γ	90°
Cell volume	902.205 Å³
Number of distinct elements	4
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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