data_[Sr2Al2Zn2Cu4]
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
  Zn  1.6500  1.3500  0.8800
  Cu  1.9000  1.3500  0.8200
]
_symmetry_space_group_name_H-M [Imm2]
_cell_length_a [4.1568]
_cell_length_b [4.3210]
_cell_length_c [10.7786]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [44]
_chemical_formula_structural [SrAlZnCu2]
_chemical_formula_sum '[Sr2 Al2 Zn2 Cu4]'
_cell_volume [193.6018]
_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  2  0.0000  0.0000  0.5552  1.0
  Al  Al1  2  0.0000  0.5000  0.3105  1.0
  Zn  Zn2  2  0.0000  0.0000  0.1750  1.0
  Cu  Cu3  2  0.0000  0.0000  0.9356  1.0
  Cu  Cu4  2  0.0000  0.5000  0.8115  1.0
]