data_[Pm2Mg12Ag7]
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 [P-6]
_cell_length_a [11.8882]
_cell_length_b [11.8882]
_cell_length_c [3.7480]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [120.0000]
_symmetry_Int_Tables_number [174]
_chemical_formula_structural [Pm2Mg12Ag7]
_chemical_formula_sum '[Pm2 Mg12 Ag7]'
_cell_volume [458.7343]
_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
  Pm  Pm1  1  0.6667  0.3333  0.0000  1
  Mg  Mg2  3  0.0652  0.5078  0.0000  1
  Mg  Mg3  3  0.1967  0.7600  0.5000  1
  Mg  Mg4  3  0.2712  0.2291  0.0000  1
  Mg  Mg5  3  0.3919  0.1089  0.5000  1
  Ag  Ag6  3  0.0456  0.2457  0.0000  1
  Ag  Ag7  3  0.4680  0.3738  0.5000  1
  Ag  Ag8  1  0.3333  0.6667  0.0000  1
]