data_[Ba2Mg8Ga8]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Ba  0.8900  2.1500  1.4900
  Mg  1.3100  1.5000  0.8600
  Ga  1.8100  1.3000  0.7600
]
_symmetry_space_group_name_H-M [P4_2/nmc]
_cell_length_a [6.8184]
_cell_length_b [6.8184]
_cell_length_c [9.2880]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [137]
_chemical_formula_structural [Ba(MgGa)4]
_chemical_formula_sum '[Ba2 Mg8 Ga8]'
_cell_volume [431.8020]
_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  0.0000  1.0
  Mg  Mg1  8  0.0000  0.2494  0.3806  1.0
  Ga  Ga2  8  0.0000  0.3119  0.6783  1.0
]