data_[Sr4Y2F16]
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
  F  3.9800  0.5000  0.7050
]
_symmetry_space_group_name_H-M [C2/m]
_cell_length_a [14.3912]
_cell_length_b [4.0655]
_cell_length_c [5.7733]
_cell_angle_alpha [90.0000]
_cell_angle_beta [111.5843]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [12]
_chemical_formula_structural [Sr2YF8]
_chemical_formula_sum '[Sr4 Y2 F16]'
_cell_volume [314.0985]
_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  4  0.1701  0.0000  0.6843  1.0
  Y  Y1  2  0.0000  0.5000  0.0000  1.0
  F  F2  4  0.0182  0.0000  0.8042  1.0
  F  F3  4  0.0964  0.5000  0.4132  1.0
  F  F4  4  0.1525  0.5000  0.9627  1.0
  F  F5  4  0.2231  0.0000  0.3153  1.0
]