data_[Pr1Er2Tm1Bi4]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Pr  1.1300  1.8500  1.0600
  Er  1.2400  1.7500  1.0300
  Tm  1.2500  1.7500  1.0950
  Bi  2.0200  1.6000  1.0350
]
_symmetry_space_group_name_H-M [P2/m]
_cell_length_a [7.7744]
_cell_length_b [4.5084]
_cell_length_c [7.7765]
_cell_angle_alpha [90.0000]
_cell_angle_beta [109.3929]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [10]
_chemical_formula_structural [PrEr2TmBi4]
_chemical_formula_sum '[Pr1 Er2 Tm1 Bi4]'
_cell_volume [257.1056]
_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
[
  Pr  Pr0  1  0.5000  0.5000  0.0000  1.0
  Er  Er1  1  0.0000  0.5000  0.5000  1.0
  Er  Er2  1  0.5000  0.0000  0.5000  1.0
  Tm  Tm3  1  0.0000  0.0000  0.0000  1.0
  Bi  Bi4  2  0.2409  0.0000  0.7417  1.0
  Bi  Bi5  2  0.2449  0.5000  0.2537  1.0
]