Crystallography Open Database

Information card for entry 9001916

9001915 << 9001916 >> 9001917

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Coordinates	9001916.cif
External links	AMCSD

Structure parameters

Mineral name	Cummingtonite
Formula	Al0.008 Ca0.076 Fe3.471 Mg3.445 O24 Si8
Calculated formula	Al0.008 Ca0.076 Fe3.471 Mg3.445 O24 Si8
Title of publication	High-pressure single-crystal X-ray diffraction and infrared spectroscopic studies of the C2/m-P2_1/m phase transition in cummingtonite Sample: P = 7.90 GPa
Authors of publication	Yang, H.; Hazen, R. M.; Prewitt, C. T.; Finger, L. W.; Lu, R.; Hemley, R. J.
Journal of publication	American Mineralogist
Year of publication	1998
Journal volume	83
Pages of publication	288 - 299
a	9.2099 Å
b	17.7605 Å
c	5.193 Å
α	90°
β	103.173°
γ	90°
Cell volume	827.08 Å³
Ambient diffracton pressure	7900000 kPa
Number of distinct elements	6
Space group number	11
Hermann-Mauguin space group symbol	P 1 21/m 1
Hall space group symbol	-P 2yb
Has coordinates	Yes
Has disorder	No
Has F_obs	No

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