data_[K2Na2Ag2P2]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  K  0.8200  2.2000  1.5200
  Na  0.9300  1.8000  1.1600
  Ag  1.9300  1.6000  1.0867
  P  2.1900  1.0000  0.5500
]
_symmetry_space_group_name_H-M [P2_1/m]
_cell_length_a [5.9193]
_cell_length_b [5.7377]
_cell_length_c [6.1569]
_cell_angle_alpha [90.0000]
_cell_angle_beta [102.2216]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [11]
_chemical_formula_structural [KNaAgP]
_chemical_formula_sum '[K2 Na2 Ag2 P2]'
_cell_volume [204.3684]
_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  0.4584  0.7500  0.8081  1
  Na  Na1  2  0.1673  0.2500  0.5140  1
  Ag  Ag2  2  0.0000  0.0000  0.0000  1
  P  P3  2  0.2423  0.7500  0.2813  1
]