Core CIF Dictionary

The core dictionary is a set of data names designed to cover the requirements of archiving and exchanging raw and processed data and derived structural results for single-crystal small-molecule and inorganic crystal studies.

Current official release

Version 2.4 of 10 March 2008
- HTML version
Search for a data name.

Archival versions

Version 2.3.2 of 27 March 2007
- Differences between versions 2.4 and 2.3
Version 2.3 of 4 October 2002
Version 2.2 of 11 January 2001
- Differences between versions 2.3 and 2.2
Version 2.1 of 24 March 1999
- Differences between versions 2.2 and 2.1
Version 2.0.1 of 20 January 1997
- Differences between versions 2.1 and 2.0
Version 1.0 of 20 September 1991
- Differences between versions 2 and 1

Work in progress

The working discussions of the Core Dictionary Maintenance Group, a COMCIFS subcommittee responsible for the maintenance of the Core dictionary, may be reviewed for indications of current areas of evolution within the dictionary.

Updated 11 March 2008

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