data_[Na4Mn2Ag2S8]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Na  0.9300  1.8000  1.1600
  Mn  1.5500  1.4000  0.6483
  Ag  1.9300  1.6000  1.0867
  S  2.5800  1.0000  0.8800
]
_symmetry_space_group_name_H-M [I-42m]
_cell_length_a [7.2172]
_cell_length_b [7.2172]
_cell_length_c [6.3144]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [121]
_chemical_formula_structural [Na2MnAgS4]
_chemical_formula_sum '[Na4 Mn2 Ag2 S8]'
_cell_volume [328.9055]
_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
[
  Na  Na0  4  0.0000  0.5000  0.0000  1
  Mn  Mn1  2  0.0000  0.0000  0.5000  1
  Ag  Ag2  2  0.0000  0.0000  0.0000  1
  S  S3  8  0.1711  0.1711  0.3031  1
]