data_[Sr4Al6Ag4]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Sr  0.9500  2.0000  1.3200
  Al  1.6100  1.2500  0.6750
  Ag  1.9300  1.6000  1.0867
]
_symmetry_space_group_name_H-M [C2/m]
_cell_length_a [11.7783]
_cell_length_b [4.4264]
_cell_length_c [7.7568]
_cell_angle_alpha [90.0000]
_cell_angle_beta [121.7490]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [12]
_chemical_formula_structural [Sr2Al3Ag2]
_chemical_formula_sum '[Sr4 Al6 Ag4]'
_cell_volume [343.8874]
_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  0.1338  0.0000  0.7629  1.0
  Al  Al1  4  0.1474  0.5000  0.4297  1.0
  Al  Al2  2  0.0000  0.5000  0.0000  1.0
  Ag  Ag3  4  0.1319  0.0000  0.2045  1.0
]