data_[In4Hg2Se2]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  In  1.7800  1.5500  0.9400
  Hg  2.0000  1.5000  1.2450
  Se  2.5500  1.1500  1.0133
]
_symmetry_space_group_name_H-M [Imm2]
_cell_length_a [4.0364]
_cell_length_b [4.0733]
_cell_length_c [14.3206]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [44]
_chemical_formula_structural [In2HgSe]
_chemical_formula_sum '[In4 Hg2 Se2]'
_cell_volume [235.4501]
_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
[
  In  In0  2  0.0000  0.0000  0.8059  1.0
  In  In1  2  0.0000  0.5000  0.0347  1.0
  Hg  Hg2  2  0.0000  0.0000  0.2078  1.0
  Se  Se3  2  0.0000  0.5000  0.4517  1.0
]