data_[Zr4Cr2Os4]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Zr  1.3300  1.5500  0.8600
  Cr  1.6600  1.4000  0.9400
  Os  2.2000  1.3000  0.6730
]
_symmetry_space_group_name_H-M [I4/mmm]
_cell_length_a [3.4741]
_cell_length_b [3.4741]
_cell_length_c [15.8225]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [139]
_chemical_formula_structural [Zr2CrOs2]
_chemical_formula_sum '[Zr4 Cr2 Os4]'
_cell_volume [190.9667]
_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
[
  Zr  Zr0  4  0.0000  0.0000  0.4025  1
  Cr  Cr1  2  0.0000  0.0000  0.0000  1
  Os  Os2  4  0.0000  0.5000  0.2500  1
]