data_[Tb12Er4Zn4]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Tb  1.1000  1.7500  0.9815
  Er  1.2400  1.7500  1.0300
  Zn  1.6500  1.3500  0.8800
]
_symmetry_space_group_name_H-M [C2/m]
_cell_length_a [11.0870]
_cell_length_b [7.3137]
_cell_length_c [7.7363]
_cell_angle_alpha [90.0000]
_cell_angle_beta [111.0685]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [12]
_chemical_formula_structural [Tb3ErZn]
_chemical_formula_sum '[Tb12 Er4 Zn4]'
_cell_volume [585.3823]
_cell_formula_units_Z [4]
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  8  0.1626  0.2492  0.1497  1
  Tb  Tb1  4  0.0575  0.5000  0.7343  1
  Er  Er2  4  0.0594  0.0000  0.7361  1
  Zn  Zn3  4  0.2464  0.0000  0.5003  1
]