data_[Pm1Nd3Tm7]
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 [P2/m]
_cell_length_a [6.9636]
_cell_length_b [5.4894]
_cell_length_c [9.9904]
_cell_angle_alpha [90.0000]
_cell_angle_beta [110.2817]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [10]
_chemical_formula_structural [PmNd3Tm7]
_chemical_formula_sum '[Pm1 Nd3 Tm7]'
_cell_volume [358.2157]
_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
[
  Pm  Pm0  1  0.0000  0.0000  0.5000  1
  Nd  Nd1  2  0.2163  0.5000  0.0008  1
  Nd  Nd2  1  0.5000  0.0000  0.5000  1
  Tm  Tm3  2  0.0830  0.0000  0.1699  1
  Tm  Tm4  2  0.1804  0.5000  0.3608  1
  Tm  Tm5  2  0.3543  0.5000  0.7113  1
  Tm  Tm6  1  0.5000  0.0000  0.0000  1
]