data_[K2Pm2Ag4Cl16]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  K  0.8200  2.2000  1.5200
  Pm  1.1300  1.8500  1.1100
  Ag  1.9300  1.6000  1.0867
  Cl  3.1600  1.0000  0.7800
]
_symmetry_space_group_name_H-M [I-4]
_cell_length_a [6.8341]
_cell_length_b [6.8341]
_cell_length_c [14.3330]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [82]
_chemical_formula_structural [KPm(AgCl4)2]
_chemical_formula_sum '[K2 Pm2 Ag4 Cl16]'
_cell_volume [669.4165]
_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
[
  K  K0  2  0.0000  0.5000  0.2500  1
  Pm  Pm1  2  0.0000  0.0000  0.0000  1
  Ag  Ag2  2  0.0000  0.0000  0.5000  1
  Ag  Ag3  2  0.0000  0.5000  0.7500  1
  Cl  Cl4  8  0.1398  0.7924  0.8372  1
  Cl  Cl5  8  0.1722  0.2898  0.4377  1
]