data_[Sr2Pr4F16]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Sr  0.9500  2.0000  1.3200
  Pr  1.1300  1.8500  1.0600
  F  3.9800  0.5000  0.7050
]
_symmetry_space_group_name_H-M [Immm]
_cell_length_a [3.9284]
_cell_length_b [6.3869]
_cell_length_c [11.7626]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [71]
_chemical_formula_structural [SrPr2F8]
_chemical_formula_sum '[Sr2 Pr4 F16]'
_cell_volume [295.1271]
_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  2  0.0000  0.5000  0.5000  1
  Pr  Pr1  4  0.0000  0.5000  0.1804  1
  F  F2  8  0.0000  0.2244  0.3413  1
  F  F3  4  0.0000  0.0000  0.1650  1
  F  F4  4  0.0000  0.3040  0.0000  1
]