data_[Sr4Zn6As4O4]
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
  As  2.1800  1.1500  0.6600
  O  3.4400  0.6000  1.2600
]
_symmetry_space_group_name_H-M [I4/mmm]
_cell_length_a [4.1319]
_cell_length_b [4.1319]
_cell_length_c [19.1197]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [139]
_chemical_formula_structural [Sr2Zn3(AsO)2]
_chemical_formula_sum '[Sr4 Zn6 As4 O4]'
_cell_volume [326.4251]
_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  0.0000  0.0000  0.4149  1.0
  Zn  Zn1  4  0.0000  0.5000  0.2500  1.0
  Zn  Zn2  2  0.0000  0.0000  0.0000  1.0
  As  As3  4  0.0000  0.0000  0.1683  1.0
  O  O4  4  0.0000  0.5000  0.0000  1.0
]