data_[Tb4Ce2Sm2Tm2]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Tb  1.1000  1.7500  0.9815
  Ce  1.1200  1.8500  1.0800
  Sm  1.1700  1.8500  1.2290
  Tm  1.2500  1.7500  1.0950
]
_symmetry_space_group_name_H-M [Pmma]
_cell_length_a [5.8738]
_cell_length_b [7.7619]
_cell_length_c [7.1390]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [51]
_chemical_formula_structural [Tb2CeSmTm]
_chemical_formula_sum '[Tb4 Ce2 Sm2 Tm2]'
_cell_volume [325.4834]
_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  0.2500  0.2914  0.3195  1
  Ce  Ce1  2  0.0000  0.0000  0.0000  1
  Sm  Sm2  2  0.2500  0.5000  0.8384  1
  Tm  Tm3  2  0.2500  0.0000  0.6097  1
]