Crystallography Open Database

Information card for entry 1200009

1200008 << 1200009 >> 1200010

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Coordinates	1200009.cif
Original paper (by DOI)	HTML

Structure parameters

Chemical name	Calcium iron(III) aluminium oxide (2/1.5/0.5/5)
Mineral name	Brownmillerite
Formula	Al Ca2 Fe O5
Calculated formula	Al Ca2 Fe O5
Title of publication	The Crystal Structure of Brownmillerite, Ca2 Fe Al O5
Authors of publication	Colville, A A; Geller, S
Journal of publication	Acta Crystallographica B (24,1968-38,1982)
Year of publication	1971
Journal volume	27
Pages of publication	2311 - 2315
a	5.584 ± 0.005 Å
b	14.6 ± 0.01 Å
c	5.374 ± 0.005 Å
α	90°
β	90°
γ	90°
Cell volume	438.1 Å³
Number of distinct elements	4
Space group number	46
Hermann-Mauguin space group symbol	I b m 2
Hall space group symbol	I 2 -2b
Residual factor for all reflections	0.027
Has coordinates	Yes
Has disorder	No
Has F_obs	No

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