data_[Pm14Ag4Pb4]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Pm  1.1300  1.8500  1.1100
  Ag  1.9300  1.6000  1.0867
  Pb  2.3300  1.8000  1.1225
]
_symmetry_space_group_name_H-M [Cmmm]
_cell_length_a [8.5885]
_cell_length_b [11.6022]
_cell_length_c [7.2571]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [65]
_chemical_formula_structural [Pm7(AgPb)2]
_chemical_formula_sum '[Pm14 Ag4 Pb4]'
_cell_volume [723.1386]
_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
[
  Pm  Pm0  8  0.2500  0.2500  0.2694  1
  Pm  Pm1  4  0.0000  0.5000  0.2458  1
  Pm  Pm2  2  0.0000  0.0000  0.0000  1
  Ag  Ag3  4  0.0000  0.2821  0.0000  1
  Pb  Pb4  4  0.1798  0.0000  0.5000  1
]