Crystallography Open Database

Information card for entry 1538518

Preview

Coordinates	1538518.cif

Structure parameters

Chemical name	(Al4 Si8 O20 (O H)4)0.3333
Formula	Al1.3332 H1.3332 O7.9992 Si2.6664
Calculated formula	Al1.3334 O7.9996 Si2.6668
Title of publication	Structure of pyrophyllite
Authors of publication	Rayner, J.H.; Brown, G.
Journal of publication	Clays and Clay Minerals (-28,1980)
Year of publication	1966
Journal volume	13
Pages of publication	73 - 84
a	5.17 Å
b	2.97 Å
c	9.33 Å
α	90°
β	99.8°
γ	90°
Cell volume	141.171 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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