Macromolecular dictionary (mmCIF) version 2.0.09

_space_group.crystal_system

Name:
'_space_group.crystal_system'

Definition:

   The name of the system of geometric crystal classes of space
   groups (crystal system) to which the space group belongs.
   Note that rhombohedral space groups belong to the
   trigonal system.

Type: code

Mandatory item: no

Alias:
_space_group_crystal_system (cif_core.dic version 2.3)

Related item: _symmetry.cell_setting (alternate)

The data value must be one of the following:

triclinic

monoclinic

orthorhombic

tetragonal

trigonal

hexagonal

cubic

Category: space_group