# C as hexagonal diamond, Lonsdaleite (Wurtzite diamond)
# Ideal coordination is chosen: zeta=1/16, c/a=sqrt(8/3)
data_nolabel
_cell_length_a     2.524
_cell_length_b     2.524
_cell_length_c     4.122
_cell_angle_alpha  90
_cell_angle_beta   90
_cell_angle_gamma  120
_symmetry_space_group_name_H-M  'P63/mmc'
loop_
_atom_site_type_symbol
_atom_site_fract_x
_atom_site_fract_y
_atom_site_fract_z
_atom_site_Wyckoff_symbol
 C  0.333333  0.666667  0.0625  4f
