data_[K2Mg2Ag4F12]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  K  0.8200  2.2000  1.5200
  Mg  1.3100  1.5000  0.8600
  Ag  1.9300  1.6000  1.0867
  F  3.9800  0.5000  0.7050
]
_symmetry_space_group_name_H-M [P2_1/c]
_cell_length_a [5.6518]
_cell_length_b [6.2105]
_cell_length_c [10.2748]
_cell_angle_alpha [90.0000]
_cell_angle_beta [122.5347]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [14]
_chemical_formula_structural [KMgAg2F6]
_chemical_formula_sum '[K2 Mg2 Ag4 F12]'
_cell_volume [304.0535]
_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  0.5000  0.0000  0.0000  1.0
  Mg  Mg1  2  0.0000  0.0000  0.5000  1.0
  Ag  Ag2  4  0.2709  0.0557  0.2848  1.0
  F  F3  4  0.0265  0.2425  0.3732  1.0
  F  F4  4  0.2470  0.6599  0.9580  1.0
  F  F5  4  0.3551  0.1351  0.6974  1.0
]