data_[Tb14Co4Hg4]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Tb  1.1000  1.7500  0.9815
  Co  1.8800  1.3500  0.7683
  Hg  2.0000  1.5000  1.2450
]
_symmetry_space_group_name_H-M [Imm2]
_cell_length_a [3.8261]
_cell_length_b [15.9109]
_cell_length_c [9.5267]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [44]
_chemical_formula_structural [Tb7(CoHg)2]
_chemical_formula_sum '[Tb14 Co4 Hg4]'
_cell_volume [579.9626]
_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
[
  Tb  Tb0  4  0.0000  0.1105  0.2780  1
  Tb  Tb1  4  0.0000  0.1752  0.8825  1
  Tb  Tb2  4  0.0000  0.4004  0.1062  1
  Tb  Tb3  2  0.0000  0.5000  0.4863  1
  Co  Co4  2  0.0000  0.0000  0.7797  1
  Co  Co5  2  0.0000  0.5000  0.8559  1
  Hg  Hg6  4  0.0000  0.2620  0.5993  1
]