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Symmetry dictionary (symCIF) version 1.0.1

_space_group.centring_type

Name:
'_space_group.centring_type'

Definition:

   Symbol for the lattice centring. This symbol may be dependent
   on the coordinate system chosen.

Type: char

Mandatory item: no


The data value must be one of the following:


P
primitive no centring

A
A-face centred (0,1/2,1/2)

B
B-face centred (1/2,0,1/2)

C
C-face centred (1/2,1/2,0)

F
all faces centred (0,1/2,1/2), (1/2,0,1/2), (1/2,1/2,0)

I
body centred (1/2,1/2,1/2)

R
rhombohedral obverse centred (2/3,1/3,1/3), (1/3,2/3,2/3)

Rrev
rhombohedral reverse centred (1/3,2/3,1/3), (2/3,1/3,2/3)

H
hexagonal centred (2/3,1/3,0), (1/3,2/3,0)

Category: space_group