data_[Sr8Cr6Cu4Se4O16]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Sr  0.9500  2.0000  1.3200
  Cr  1.6600  1.4000  0.9400
  Cu  1.9000  1.3500  0.8200
  Se  2.5500  1.1500  1.0133
  O  3.4400  0.6000  1.2600
]
_symmetry_space_group_name_H-M [I4/mmm]
_cell_length_a [3.9263]
_cell_length_b [3.9263]
_cell_length_c [35.2695]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [139]
_chemical_formula_structural [Sr4Cr3Cu2(SeO4)2]
_chemical_formula_sum '[Sr8 Cr6 Cu4 Se4 O16]'
_cell_volume [543.7043]
_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  0.3393  1
  Sr  Sr1  4  0.0000  0.0000  0.4474  1
  Cr  Cr2  4  0.0000  0.0000  0.1090  1
  Cr  Cr3  2  0.0000  0.0000  0.0000  1
  Cu  Cu4  4  0.0000  0.5000  0.2500  1
  Se  Se5  4  0.0000  0.0000  0.2072  1
  O  O6  8  0.0000  0.5000  0.1185  1
  O  O7  4  0.0000  0.0000  0.0560  1
  O  O8  4  0.0000  0.5000  0.0000  1
]