data_[Sr2Y1Cd6]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Sr  0.9500  2.0000  1.3200
  Y  1.2200  1.8000  1.0400
  Cd  1.6900  1.5500  1.0900
]
_symmetry_space_group_name_H-M [P6/mmm]
_cell_length_a [8.8391]
_cell_length_b [8.8391]
_cell_length_c [3.6590]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [120.0000]
_symmetry_Int_Tables_number [191]
_chemical_formula_structural [Sr2YCd6]
_chemical_formula_sum '[Sr2 Y1 Cd6]'
_cell_volume [247.5802]
_cell_formula_units_Z [1]
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  2  0.3333  0.6667  0.0000  1
  Y  Y1  1  0.0000  0.0000  0.0000  1
  Cd  Cd2  6  0.0000  0.3284  0.5000  1
]