data_[Ba2Eu2Mg2]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Ba  0.8900  2.1500  1.4900
  Eu  1.2000  1.8500  1.1985
  Mg  1.3100  1.5000  0.8600
]
_symmetry_space_group_name_H-M [I4mm]
_cell_length_a [4.2048]
_cell_length_b [4.2048]
_cell_length_c [14.6479]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [107]
_chemical_formula_structural [BaEuMg]
_chemical_formula_sum '[Ba2 Eu2 Mg2]'
_cell_volume [258.9853]
_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  0.0196  1.0
  Eu  Eu1  2  0.0000  0.0000  0.3044  1.0
  Mg  Mg2  2  0.0000  0.0000  0.6761  1.0
]