Crystallography Open Database

Information card for entry 1011116

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Coordinates	1011116.cif
External links	AMCSD; ChemSpider

Structure parameters

Chemical name	Magnesium oxide
Mineral name	Periclase
Formula	Mg O
Calculated formula	Mg O
SMILES	[Mg+2].[O-2]
Title of publication	Crystal Structure
Authors of publication	Broch, E.
Journal of publication	Zeitschrift fuer Physikalische Chemie (Frankfurt Am Main)
Year of publication	1927
Journal volume	127
Pages of publication	446 - 454
a	4.216 ± 0.001 Å
b	4.216 ± 0.001 Å
c	4.216 ± 0.001 Å
α	90°
β	90°
γ	90°
Cell volume	74.9 Å³
Number of distinct elements	2
Space group number	225
Hermann-Mauguin space group symbol	F m -3 m
Hall space group symbol	-F 4 2 3
Has coordinates	Yes
Has disorder	No
Has F_obs	No

Version history

Revision	Date	Message	Files
202026 (current)	2017-10-16	cif/ Marking COD entries that are known to be related to the AMCSD entries using the _cod_related_entry data loop.	1011116.cif
201954	2017-10-13	cif/ Marking COD entries in range 1 that are known to be related to ChemSpider entries using the _cod_related_entry data loop.	1011116.cif
130149	2015-01-27	cod/ (saulius@kolibris) Deriving Hall space group symbols for 12003 CIFs using the 'cif_filter --estimate-spacegroup' command.	1011116.cif
88449	2013-09-13	cif/1/01/ (saulius@koala.ibt.lt) Correcting author initial in 11/1011116.cif.	1011116.cif
77586	2013-03-28	cod/cif/ (saulius@koala.ibt.lt) Merging mineral data updates (_chemical_name_mineral, _chemical_name_common, structural formulae) sent to me by T.D. in his e-mail. The merge was done by the command: for i in split/*.cif do ( B=$(basename $i); C=$(echo $B\|awk '{print "/home/saulius/struct/cod/cif/"substr($0,1,1)"/"substr($0,2,2)"/"substr($0,4,2)"/"$0}'); ( set -x; cif_merge --over \ _chemical_name_mineral,_chemical_name_structure_type,_chemical_name_common,_chemical_name_systematic,_chemical_formula_structural,_chemical_formula_sum \ $C $i ) \ \| cif_filter --add-cif-header $C \ \| sponge $C ) done in the working copy of the following repository: URL: svn+ssh://pitonas.ibt.lt/home/xray/svn-repositories/xyz-extraction/contributions Repository Root: svn+ssh://pitonas.ibt.lt/home/xray/svn-repositories/xyz-extraction Repository UUID: 9acf3947-1f02-0410-ae2a-984b57ad209b Revision: 2625 Node Kind: directory Schedule: normal Last Changed Author: saulius Last Changed Rev: 2625 Last Changed Date: 2013-03-28 15:13:00 +0200 (Thu, 28 Mar 2013)	1011116.cif
35911	2012-02-28	cif/ Reorganising ranges 1, 3, 5, 6 and 8 into a prefix-directory tree.	1011116.cif
966	2010-01-30	cif/ Adding _cod_database_code tags to all COD entries. Adding tag description to the cif_cod.dic dictionary so that COD entries can be validated.	1011116.cif
720	2009-05-13	cod/cif/: Adding loop_ token in front of the _publ_author_name tag in all COD entries where _publ_author_name was not in a loop (this tag is loop-mandatory).	1011116.cif
19	2008-01-26	Changing all end-of-line codes from DOS style to UNIX style in all COD CIF files, for more convenient processing: In the cod/cif/ directory: ff \*.cif \| xargs perl -i -pe 's/\r\n/\n/'	1011116.cif
14	2008-01-14	Appending a header with SVN keywords, COD URL and copying policy to all COD CIF files.	1011116.cif
13	2008-01-13	Setting the svn:keywords property to "Author Date Revision URL Id" for all CIF files in the cod/cif directory.	1011116.cif
1	2007-11-30	Adding all .cif files from the COD, downloaded in a Cod.zip file on 2007.02.07 (and the same Cod.zip is downloadable today, on 2007.11.29)	1011116.cif