data_[Pm4Tm8Tc4]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Pm  1.1300  1.8500  1.1100
  Tm  1.2500  1.7500  1.0950
  Tc  1.9000  1.3500  0.7417
]
_symmetry_space_group_name_H-M [Pnma]
_cell_length_a [7.4966]
_cell_length_b [9.0338]
_cell_length_c [6.2761]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [62]
_chemical_formula_structural [PmTm2Tc]
_chemical_formula_sum '[Pm4 Tm8 Tc4]'
_cell_volume [425.0331]
_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  0.0410  0.2500  0.8762  1
  Tm  Tm1  8  0.1749  0.0640  0.3455  1
  Tc  Tc2  4  0.1174  0.7500  0.5480  1
]