Crystal Data Identification File (CDIF)

CDIF is the National Institute of Standards & Technology (Washington) Crystal Data Identification File. Currently there are over 237,000 entries. Entries in this file comprise organic, inorganic and metal crystal structures. Each entry gives details of cell dimensions, Crystal Class, name and formula of the substance, and journal reference.
It is accessed through the CrystalWorks web interface. This database is frozen.