data_[Pm4Nd28Tm12]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Pm  1.1300  1.8500  1.1100
  Nd  1.1400  1.8500  1.2765
  Tm  1.2500  1.7500  1.0950
]
_symmetry_space_group_name_H-M [C2/c]
_cell_length_a [19.2357]
_cell_length_b [7.2380]
_cell_length_c [12.5510]
_cell_angle_alpha [90.0000]
_cell_angle_beta [115.9920]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [15]
_chemical_formula_structural [PmNd7Tm3]
_chemical_formula_sum '[Pm4 Nd28 Tm12]'
_cell_volume [1570.7064]
_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
[
  Pm  Pm0  4  0.0000  0.5000  0.0000  1
  Nd  Nd1  8  0.1608  0.0069  0.2746  1
  Nd  Nd2  8  0.1674  0.7489  0.0279  1
  Nd  Nd3  8  0.1678  0.2525  0.0295  1
  Nd  Nd4  4  0.0000  0.2654  0.7500  1
  Tm  Tm5  8  0.1693  0.4958  0.7763  1
  Tm  Tm6  4  0.0000  0.0000  0.0000  1
]