Archived educational web sites and resources of interest
These resources were formerly listed in the IUCr directory of educational web sites. They now appear to be defunct or have moved. We retain them here (including broken links) as part of the historical record. If anyone knows what has happened to these sites, or can provide a valid new web address for any of them, please let us know. Where possible, we have also provided a link to the last known capture in the Internet Archive.
Crystal structure analysis
Crystals and their structures