Crystallography Open Database

Information card for entry 9007249

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Structure parameters

Formula	H2 Mg6.19 Na1.62 O24 Si8
Calculated formula	H2 Mg6.19 Na1.62 O24 Si8
Title of publication	The P2_1/m - C2/m phase transition in synthetic amphibole Na NaMg Mg5 Si8 O22 (OH)2: thermodynamic and crystal-chemical evaluation Sample: T = 270 C
Authors of publication	Camara, F.; Oberti, R.; Iezzi, G.; Della Ventura, G.
Journal of publication	Physics and Chemistry of Minerals
Year of publication	2003
Journal volume	30
Pages of publication	570 - 581
a	9.723 Å
b	18.027 Å
c	5.301 Å
α	90°
β	102.26°
γ	90°
Cell volume	907.951 Å³
Ambient diffraction temperature	543.15 K
Number of distinct elements	5
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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