The compound described by ZnSe is Wurtzite structured and crystallizes in the hexagonal P6_3mc space group. Zn(1) is bonded to four equivalent Se(1) atoms to form corner-sharing ZnSe4 tetrahedra. Se(1) is bonded to four equivalent Zn(1) atoms to form corner-sharing SeZn4 tetrahedra. is represented by the CIF file [CIF]
data_ZnSe
_symmetry_space_group_name_H-M   'P 1'
_cell_length_a   3.997
_cell_length_b   3.997
_cell_length_c   6.570
_cell_angle_alpha   90.000
_cell_angle_beta   90.000
_cell_angle_gamma   120.000
_symmetry_Int_Tables_number   1
_cell_volume   90.887
_cell_formula_units_Z   2
loop_
 _symmetry_equiv_pos_site_id
 _symmetry_equiv_pos_as_xyz
  1  'x, y, z'
loop_
 _atom_site_type_symbol
 _atom_site_label
 _atom_site_symmetry_multiplicity
 _atom_site_fract_x
 _atom_site_fract_y
 _atom_site_fract_z
 _atom_site_occupancy
  Zn  Zn0  1  0.333  0.667  0.001  1.0
  Zn  Zn1  1  0.667  0.333  0.501  1.0
  Se  Se2  1  0.333  0.667  0.374  1.0
  Se  Se3  1  0.667  0.333  0.874  1.0
[/CIF]
.
The compound described by ZnSe is Wurtzite structured and crystallizes in the hexagonal P6_3mc space group. Zn(1) is bonded to four equivalent Se(1) atoms to form corner-sharing ZnSe4 tetrahedra. Se(1) is bonded to four equivalent Zn(1) atoms to form corner-sharing SeZn4 tetrahedra. is represented by the CIF file [CIF]
data_ZnSe
_symmetry_space_group_name_H-M   'P 1'
_cell_length_a   3.997
_cell_length_b   3.997
_cell_length_c   6.570
_cell_angle_alpha   90.000
_cell_angle_beta   90.000
_cell_angle_gamma   120.000
_symmetry_Int_Tables_number   1
_cell_volume   90.887
_cell_formula_units_Z   2
loop_
 _symmetry_equiv_pos_site_id
 _symmetry_equiv_pos_as_xyz
  1  'x, y, z'
loop_
 _atom_site_type_symbol
 _atom_site_label
 _atom_site_symmetry_multiplicity
 _atom_site_fract_x
 _atom_site_fract_y
 _atom_site_fract_z
 _atom_site_occupancy
  Zn  Zn0  1  0.333  0.667  0.001  1.0
  Zn  Zn1  1  0.667  0.333  0.501  1.0
  Se  Se2  1  0.333  0.667  0.374  1.0
  Se  Se3  1  0.667  0.333  0.874  1.0
[/CIF]
.