data_[Sm2Zn4F16]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Sm  1.1700  1.8500  1.2290
  Zn  1.6500  1.3500  0.8800
  F  3.9800  0.5000  0.7050
]
_symmetry_space_group_name_H-M [I422]
_cell_length_a [5.5025]
_cell_length_b [5.5025]
_cell_length_c [10.6996]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [97]
_chemical_formula_structural [SmZn2F8]
_chemical_formula_sum '[Sm2 Zn4 F16]'
_cell_volume [323.9639]
_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
[
  Sm  Sm0  2  0.0000  0.0000  0.5000  1.0
  Zn  Zn1  4  0.0000  0.5000  0.2500  1.0
  F  F2  16  0.1638  0.3039  0.3719  1.0
]