data_[Sr4Hf2Mg2Cr2O12]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Sr  0.9500  2.0000  1.3200
  Hf  1.3000  1.5500  0.8500
  Mg  1.3100  1.5000  0.8600
  Cr  1.6600  1.4000  0.9400
  O  3.4400  0.6000  1.2600
]
_symmetry_space_group_name_H-M [Immm]
_cell_length_a [5.6809]
_cell_length_b [5.7592]
_cell_length_c [10.3378]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [71]
_chemical_formula_structural [Sr2HfMgCrO6]
_chemical_formula_sum '[Sr4 Hf2 Mg2 Cr2 O12]'
_cell_volume [338.2217]
_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  0.5000  0.1789  1
  Hf  Hf1  2  0.0000  0.0000  0.5000  1
  Mg  Mg2  2  0.0000  0.5000  0.5000  1
  Cr  Cr3  2  0.0000  0.0000  0.0000  1
  O  O4  8  0.2472  0.2436  0.0000  1
  O  O5  4  0.0000  0.0000  0.2964  1
]