Crystallography Open Database

Information card for entry 1000034

Preview

Coordinates	1000034.cif
External links	AMCSD

Structure parameters

Chemical name	Calcium tecto-dialumodisilicate
Mineral name	Anorthite
Formula	Al2 Ca O8 Si2
Calculated formula	Al2 Ca O8 Si2
Title of publication	A refinement of the structure of anorthite
Authors of publication	Wainwright, J E; Starkey, J
Journal of publication	Zeitschrift fuer Kristallographie, Kristallgeometrie, Kristallphysik, Kristallchemie (-144,1977)
Year of publication	1971
Journal volume	133
Pages of publication	75 - 84
a	8.173 ± 0.001 Å
b	12.869 ± 0.001 Å
c	14.165 ± 0.001 Å
α	93.113 ± 0.006°
β	115.913 ± 0.006°
γ	91.261 ± 0.006°
Cell volume	1336.3 Å³
Number of distinct elements	4
Space group number	2
Hermann-Mauguin space group symbol	P -1
Hall space group symbol	-P 1
Residual factor for all reflections	0.06
Has coordinates	Yes
Has disorder	No
Has F_obs	No

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