data_[Tb4Er2Al6Si4Ir2]
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
  Al  1.6100  1.2500  0.6750
  Si  1.9000  1.1000  0.5400
  Ir  2.2000  1.3500  0.7650
]
_symmetry_space_group_name_H-M [Amm2]
_cell_length_a [4.2207]
_cell_length_b [11.9586]
_cell_length_c [6.9202]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [38]
_chemical_formula_structural [Tb2ErAl3Si2Ir]
_chemical_formula_sum '[Tb4 Er2 Al6 Si4 Ir2]'
_cell_volume [349.2870]
_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  0.2080  0.2087  1
  Er  Er1  2  0.0000  0.0000  0.5852  1
  Al  Al2  4  0.5000  0.1162  0.8830  1
  Al  Al3  2  0.5000  0.0000  0.2335  1
  Si  Si4  4  0.5000  0.1653  0.5004  1
  Ir  Ir5  2  0.0000  0.0000  0.9969  1
]