data_[Cd2Si2Sn2Hg2]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Cd  1.6900  1.5500  1.0900
  Si  1.9000  1.1000  0.5400
  Sn  1.9600  1.4500  0.8300
  Hg  2.0000  1.5000  1.2450
]
_symmetry_space_group_name_H-M [Cm]
_cell_length_a [6.9736]
_cell_length_b [3.9921]
_cell_length_c [7.7522]
_cell_angle_alpha [90.0000]
_cell_angle_beta [109.2488]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [8]
_chemical_formula_structural [CdSiSnHg]
_chemical_formula_sum '[Cd2 Si2 Sn2 Hg2]'
_cell_volume [203.7507]
_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
[
  Cd  Cd0  2  0.0624  0.5000  0.0446  1
  Si  Si1  2  0.3213  0.5000  0.8076  1
  Sn  Sn2  2  0.4196  0.0000  0.6150  1
  Hg  Hg3  2  0.4844  0.5000  0.3126  1
]