International
Tables for
Crystallography
Volume G
Definition and exchange of crystallographic data
Edited by J. R. Hester and B. McMahon

International Tables for Crystallography (2026). Vol. G. Early view chapter
https://doi.org/10.1107/97809553602060001011

Chapter 4.2 Core dictionary (coreCIF)


Index

Core dictionary version 3.3.0

_space_group.Bravais_type

Name:
_space_group.Bravais_type

Definition:

   
    The symbol denoting the lattice type (Bravais type) to which the
    translational subgroup (vector lattice) of the space group
    belongs. It consists of a lower-case letter indicating the
    crystal system followed by an upper-case letter indicating
    the lattice centring. The setting-independent symbol mS
    replaces the setting-dependent symbols mB and mC, and the
    setting-independent symbol oS replaces the setting-dependent
    symbols oA, oB and oC.

    Reference: International Tables for Crystallography (2016). Volume A,
     Space-group symmetry, edited by M. I. Aroyo, 6th ed.,
     Tables 1.3.4.1 and 2.1.1.1.
     Chichester: John Wiley & Sons.

Type: Text


The data value must be one of the following:


aP
Triclinic primitive

mP
Monoclinic primitive

mS
Monoclinic centred

oP
Orthorhombic primitive

oS
Orthorhombic single-face centred

oI
Orthorhombic body-centred

oF
Orthorhombic all faces centred

tP
Tetragonal primitive

tI
Tetragonal body-centred

hP
Hexagonal primitive

hR
Rhombohedral

cP
Cubic primitive

cI
Cubic body-centred

cF
Cubic face-centred

Category:
space_group








































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