data_[Sr8Li2Ca8]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Sr  0.9500  2.0000  1.3200
  Li  0.9800  1.4500  0.9000
  Ca  1.0000  1.8000  1.1400
]
_symmetry_space_group_name_H-M [I4/mmm]
_cell_length_a [13.6650]
_cell_length_b [13.6650]
_cell_length_c [4.3728]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [139]
_chemical_formula_structural [Sr4LiCa4]
_chemical_formula_sum '[Sr8 Li2 Ca8]'
_cell_volume [816.5425]
_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
[
  Sr  Sr0  8  0.1572  0.1572  0.5000  1.0
  Li  Li1  2  0.0000  0.0000  0.0000  1.0
  Ca  Ca2  8  0.0000  0.3431  0.0000  1.0
]