data_[Ba4Na2Sr4Ca2]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Ba  0.8900  2.1500  1.4900
  Na  0.9300  1.8000  1.1600
  Sr  0.9500  2.0000  1.3200
  Ca  1.0000  1.8000  1.1400
]
_symmetry_space_group_name_H-M [Pmc2_1]
_cell_length_a [6.3993]
_cell_length_b [12.1159]
_cell_length_c [8.2056]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [26]
_chemical_formula_structural [Ba2NaSr2Ca]
_chemical_formula_sum '[Ba4 Na2 Sr4 Ca2]'
_cell_volume [636.2101]
_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  0.1594  0.3364  1.0
  Ba  Ba1  2  0.5000  0.0019  0.5597  1.0
  Na  Na2  2  0.5000  0.3287  0.6623  1.0
  Sr  Sr3  2  0.0000  0.1986  0.8389  1.0
  Sr  Sr4  2  0.5000  0.3557  0.1709  1.0
  Ca  Ca5  2  0.0000  0.4815  0.4774  1.0
]