data_[Pm8Ga8Ag16]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Pm  1.1300  1.8500  1.1100
  Ga  1.8100  1.3000  0.7600
  Ag  1.9300  1.6000  1.0867
]
_symmetry_space_group_name_H-M [Cmcm]
_cell_length_a [4.4232]
_cell_length_b [16.8393]
_cell_length_c [9.4215]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [63]
_chemical_formula_structural [PmGaAg2]
_chemical_formula_sum '[Pm8 Ga8 Ag16]'
_cell_volume [701.7519]
_cell_formula_units_Z [8]
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  0.0000  0.3065  0.7500  1
  Pm  Pm1  4  0.0000  0.5000  0.0000  1
  Ga  Ga2  8  0.0000  0.1422  0.0240  1
  Ag  Ag3  8  0.0000  0.3041  0.0965  1
  Ag  Ag4  4  0.0000  0.0522  0.2500  1
  Ag  Ag5  4  0.0000  0.1093  0.7500  1
]