Table 2 Main symmetry properties of other simple crystals

From: Hierarchical ground-state crystals underlying Hertzian quasicrystals

 

Vertices

Wallpaper Group (IUCr)

Super-lattice (Bravais)

Rotational symmetry (-fold)

Tri

1

p6mm

Triangular

6

Sq

1

p4mm

Square

4

Str

1

c2mm

Centered rectangular

2

Hon

2

p6mm

Triangular

6

SHon

2

c2mm

Centered rectangular

2