data_[Mn8Cr8]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Mn  1.5500  1.4000  0.6483
  Cr  1.6600  1.4000  0.9400
]
_symmetry_space_group_name_H-M [I4/m]
_cell_length_a [6.9408]
_cell_length_b [6.9408]
_cell_length_c [3.9878]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [87]
_chemical_formula_structural [MnCr]
_chemical_formula_sum '[Mn8 Cr8]'
_cell_volume [192.1108]
_cell_formula_units_Z [8]
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
[
  Mn  Mn0  8  0.1376  0.8160  0.0000  1
  Cr  Cr1  8  0.0144  0.6882  0.5000  1
]