data_[Sr2Cu4Ag1Sb3]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Sr  0.9500  2.0000  1.3200
  Cu  1.9000  1.3500  0.8200
  Ag  1.9300  1.6000  1.0867
  Sb  2.0500  1.4500  0.8300
]
_symmetry_space_group_name_H-M [P-4m2]
_cell_length_a [4.4940]
_cell_length_b [4.4940]
_cell_length_c [10.9004]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [115]
_chemical_formula_structural [Sr2Cu4AgSb3]
_chemical_formula_sum '[Sr2 Cu4 Ag1 Sb3]'
_cell_volume [220.1493]
_cell_formula_units_Z [1]
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  2  0.0000  0.5000  0.7555  1
  Cu  Cu1  2  0.0000  0.5000  0.3685  1
  Cu  Cu2  1  0.0000  0.0000  0.0000  1
  Cu  Cu3  1  0.5000  0.5000  0.0000  1
  Ag  Ag4  1  0.5000  0.5000  0.5000  1
  Sb  Sb5  2  0.0000  0.5000  0.1326  1
  Sb  Sb6  1  0.0000  0.0000  0.5000  1
]