data_[Tb4Zn1Hg3]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Tb  1.1000  1.7500  0.9815
  Zn  1.6500  1.3500  0.8800
  Hg  2.0000  1.5000  1.2450
]
_symmetry_space_group_name_H-M [Pmm2]
_cell_length_a [3.8152]
_cell_length_b [4.7623]
_cell_length_c [11.5693]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [25]
_chemical_formula_structural [Tb4ZnHg3]
_chemical_formula_sum '[Tb4 Zn1 Hg3]'
_cell_volume [210.2035]
_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
[
  Tb  Tb0  1  0.0000  0.0000  0.1464  1.0
  Tb  Tb1  1  0.0000  0.5000  0.8565  1.0
  Tb  Tb2  1  0.5000  0.0000  0.6496  1.0
  Tb  Tb3  1  0.5000  0.5000  0.3445  1.0
  Zn  Zn4  1  0.5000  0.5000  0.0793  1.0
  Hg  Hg5  1  0.0000  0.0000  0.4153  1.0
  Hg  Hg6  1  0.0000  0.5000  0.5854  1.0
  Hg  Hg7  1  0.5000  0.0000  0.9229  1.0
]