data_[K4Ag2P2]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  K  0.8200  2.2000  1.5200
  Ag  1.9300  1.6000  1.0867
  P  2.1900  1.0000  0.5500
]
_symmetry_space_group_name_H-M [Amm2]
_cell_length_a [4.5981]
_cell_length_b [5.4010]
_cell_length_c [10.6704]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [38]
_chemical_formula_structural [K2AgP]
_chemical_formula_sum '[K4 Ag2 P2]'
_cell_volume [264.9930]
_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  0.0000  0.0974  1.0
  K  K1  2  0.5000  0.0000  0.3990  1.0
  Ag  Ag2  2  0.5000  0.0000  0.7201  1.0
  P  P3  2  0.0000  0.0000  0.7836  1.0
]