data_[Pm4Mg5Ag2]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Pm  1.1300  1.8500  1.1100
  Mg  1.3100  1.5000  0.8600
  Ag  1.9300  1.6000  1.0867
]
_symmetry_space_group_name_H-M [P2/m]
_cell_length_a [8.0782]
_cell_length_b [3.5292]
_cell_length_c [10.4777]
_cell_angle_alpha [90.0000]
_cell_angle_beta [93.2597]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [10]
_chemical_formula_structural [Pm4Mg5Ag2]
_chemical_formula_sum '[Pm4 Mg5 Ag2]'
_cell_volume [298.2281]
_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  2  0.1587  0.5000  0.8756  1
  Pm  Pm1  2  0.2568  0.5000  0.4479  1
  Mg  Mg2  2  0.1997  0.0000  0.1659  1
  Mg  Mg3  2  0.4360  0.0000  0.7007  1
  Mg  Mg4  1  0.5000  0.0000  0.0000  1
  Ag  Ag5  2  0.0599  0.0000  0.6373  1
]