data_[Sr16Cd4N4]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Sr  0.9500  2.0000  1.3200
  Cd  1.6900  1.5500  1.0900
  N  3.0400  0.6500  0.6300
]
_symmetry_space_group_name_H-M [C2/m]
_cell_length_a [18.0516]
_cell_length_b [7.5353]
_cell_length_c [6.8881]
_cell_angle_alpha [90.0000]
_cell_angle_beta [106.1074]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [12]
_chemical_formula_structural [Sr4CdN]
_chemical_formula_sum '[Sr16 Cd4 N4]'
_cell_volume [900.1750]
_cell_formula_units_Z [4]
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  0.1186  0.2693  0.5165  1
  Sr  Sr1  4  0.0000  0.2725  0.0000  1
  Sr  Sr2  4  0.1982  0.5000  0.1339  1
  Cd  Cd3  4  0.2011  0.0000  0.2275  1
  N  N4  4  0.0804  0.5000  0.2473  1
]