data_[Sr16Zn4Ag2]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Sr  0.9500  2.0000  1.3200
  Zn  1.6500  1.3500  0.8800
  Ag  1.9300  1.6000  1.0867
]
_symmetry_space_group_name_H-M [C2/m]
_cell_length_a [20.7101]
_cell_length_b [5.6561]
_cell_length_c [7.8790]
_cell_angle_alpha [90.0000]
_cell_angle_beta [105.5174]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [12]
_chemical_formula_structural [Sr8Zn2Ag]
_chemical_formula_sum '[Sr16 Zn4 Ag2]'
_cell_volume [889.2987]
_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
[
  Sr  Sr0  4  0.0348  0.0000  0.7934  1.0
  Sr  Sr1  4  0.0934  0.5000  0.4459  1.0
  Sr  Sr2  4  0.1672  0.5000  0.9724  1.0
  Sr  Sr3  4  0.2091  0.0000  0.3262  1.0
  Zn  Zn4  4  0.1862  0.0000  0.7215  1.0
  Ag  Ag5  2  0.0000  0.5000  0.0000  1.0
]