data_[Sr8Ag12]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Sr  0.9500  2.0000  1.3200
  Ag  1.9300  1.6000  1.0867
]
_symmetry_space_group_name_H-M [Cmcm]
_cell_length_a [4.2994]
_cell_length_b [29.3823]
_cell_length_c [4.6944]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [63]
_chemical_formula_structural [Sr2Ag3]
_chemical_formula_sum '[Sr8 Ag12]'
_cell_volume [593.0250]
_cell_formula_units_Z [4]
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  0.0000  0.2962  0.2500  1
  Sr  Sr1  4  0.0000  0.4295  0.7500  1
  Ag  Ag2  4  0.0000  0.0244  0.7500  1
  Ag  Ag3  4  0.0000  0.1184  0.7500  1
  Ag  Ag4  4  0.0000  0.1736  0.2500  1
]