data_[Ba4Mn2Ni2]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Ba  0.8900  2.1500  1.4900
  Mn  1.5500  1.4000  0.6483
  Ni  1.9100  1.3500  0.7400
]
_symmetry_space_group_name_H-M [Amm2]
_cell_length_a [4.2923]
_cell_length_b [4.7288]
_cell_length_c [13.1951]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [38]
_chemical_formula_structural [Ba2MnNi]
_chemical_formula_sum '[Ba4 Mn2 Ni2]'
_cell_volume [267.8288]
_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
[
  Ba  Ba0  2  0.0000  0.0000  0.9885  1
  Ba  Ba1  2  0.5000  0.0000  0.2618  1
  Mn  Mn2  2  0.0000  0.0000  0.6669  1
  Ni  Ni3  2  0.5000  0.0000  0.5826  1
]