Category: exptl_crystal
Data type: char
Permitted values:
cryst 'crystalline structure'
mod 'modulated structure'
comp 'composite (misfit) structure'
Enumeration default: 'cryst'
The type of structure used to check the consistency of a CIF. Expected data blocks and/or certain characteristic parameters depend on whether the material is classified as crystalline (periodic in three dimensions), modulated or composite.