[CIF]
data_ZnSiSe2
_symmetry_space_group_name_H-M   'P 1'
_cell_length_a   5.82687182
_cell_length_b   5.82687182
_cell_length_c   2.78831901
_cell_angle_alpha   99.31080107
_cell_angle_beta   99.31080107
_cell_angle_gamma   121.20300187
_symmetry_Int_Tables_number   1
_chemical_formula_structural   ZnSiSe2
_chemical_formula_sum   'Zn1 Si1 Se2'
_cell_volume   76.45038649
_cell_formula_units_Z   1
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
  Se  Se0  1  0.97064794  -2.53826307  1.31625927  1
  Se  Se1  1  0.97064794  2.53826307  1.31625927  1
  Si  Si2  1  -0.00000000  0.00000000  0.00000000  1
  Zn  Zn3  1  2.86030026  0.00000000  0.00000000  1
[/CIF]
