data_[Ce2Co2Hg4]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Ce  1.1200  1.8500  1.0800
  Co  1.8800  1.3500  0.7683
  Hg  2.0000  1.5000  1.2450
]
_symmetry_space_group_name_H-M [P2_1/m]
_cell_length_a [3.9461]
_cell_length_b [8.6021]
_cell_length_c [5.2312]
_cell_angle_alpha [90.0000]
_cell_angle_beta [105.8799]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [11]
_chemical_formula_structural [CeCoHg2]
_chemical_formula_sum '[Ce2 Co2 Hg4]'
_cell_volume [170.7945]
_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
[
  Ce  Ce0  2  0.0302  0.7500  0.1604  1.0
  Co  Co1  2  0.1772  0.2500  0.5006  1.0
  Hg  Hg2  4  0.3807  0.5606  0.7250  1.0
]