International
Tables for
Crystallography
Volume C
Mathematical, physical and chemical tables
Edited by E. Prince

© International Union of Crystallography 2006
International Tables for Crystallography (2006). Vol. C. ch. 9.7, p. 905

Table 9.7.4.1 

A. J. C. Wilson,a‡ V. L. Karenb and A. Mighellb

a St John's College, Cambridge CB2 1TP, England, and bNIST Center for Neutron Research, National Institute of Standards and Technology, Gaithersburg, MD 20899, USA

Table 9.7.4.1 | top | pdf |
Occurrence of molecules with specified point group in centred symmorphic and other space groups, based on the statistics by Belsky, Zorkaya & Zorky (1995[link])

There is no entry in the `other space group' column if examples are found in the centred symmorphic group.

Point group Symmorphic space group Other space group Frequency
2 C2 ⋯ 18
m Cm [\cdots ] 6
2/m C2/m ⋯ 20
222 None Ccca 4
⋯ Fddd 2
⋯ P[\overline {4}]n2 2
⋯ P4/ncc 1
⋯ I41/acd 3
mm2 Fmm2 ⋯ 2
mmm None P42/mnm 6
⋯ Im [\overline {3}] 1
4 I4 ⋯ 1
[\overline {4}] None P4/n 1
⋯ P42/n 3
⋯ I41/a 12
⋯ P[\overline {4}]21c 17
⋯ I[\overline {4}]2d 1
⋯ I41/acd 1
4/m I4/m ⋯ 1
422 None P4/nnc 1
4mm None None None
[\overline {4}]2m I[\overline {4}]2m ⋯ 3
4/mmm I4/mmm ⋯ 1
3 R3 ⋯ 8
[\overline {3} ] R[\overline {3} ] ⋯ 6
32 None R[\overline {3}]c 5
3m R3m ⋯ 10
[\overline {3}] m R[\overline {3}]m ⋯ 2
6 None None None
[\overline {6}] None P63/m 12
6/m None None None
622 None None None
6mm None None None
[\overline {6}]m2 None P63/mmc 1
6/mmm None None None
23 None F[\overline {4}]3c 1
m [\overline {3} ] Fm [\overline {3}] ⋯ 2
432 None None None
[\overline {4}]3m I[\overline {4}]3m ⋯ 4
m [\overline {3}] m Fm [\overline {3}] m ⋯ 9
Im[\overline {3}]m ⋯ 2