c 0 0 0

c 0.5 0.866025403 0

c 1 0 0

c 1.5 0.866025403 0

c 0 0 1.5

c 0.5 0.866025403 1.5

c 1 0 1.5

c 1.5 0.866025403 1.5

Kristal