data_[Ba10Sr8Mg4]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Ba  0.8900  2.1500  1.4900
  Sr  0.9500  2.0000  1.3200
  Mg  1.3100  1.5000  0.8600
]
_symmetry_space_group_name_H-M [Pbam]
_cell_length_a [10.9958]
_cell_length_b [23.8302]
_cell_length_c [4.4613]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [55]
_chemical_formula_structural [Ba5(Sr2Mg)2]
_chemical_formula_sum '[Ba10 Sr8 Mg4]'
_cell_volume [1169.0130]
_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  4  0.1302  0.9183  0.0000  1
  Ba  Ba1  4  0.2287  0.7279  0.0000  1
  Ba  Ba2  2  0.0000  0.5000  0.0000  1
  Sr  Sr3  4  0.0693  0.3478  0.5000  1
  Sr  Sr4  4  0.2045  0.0746  0.5000  1
  Mg  Mg5  4  0.0102  0.8050  0.5000  1
]