data_[Sr2Tl1Ga1F8]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Sr  0.9500  2.0000  1.3200
  Tl  1.6200  1.9000  1.3325
  Ga  1.8100  1.3000  0.7600
  F  3.9800  0.5000  0.7050
]
_symmetry_space_group_name_H-M [P2/m]
_cell_length_a [4.6002]
_cell_length_b [7.9849]
_cell_length_c [5.4241]
_cell_angle_alpha [90.0000]
_cell_angle_beta [98.1738]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [10]
_chemical_formula_structural [Sr2TlGaF8]
_chemical_formula_sum '[Sr2 Tl1 Ga1 F8]'
_cell_volume [197.2149]
_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  0.5000  0.2422  0.5000  1
  Tl  Tl1  1  0.0000  0.5000  0.0000  1
  Ga  Ga2  1  0.0000  0.0000  0.0000  1
  F  F3  4  0.0907  0.1776  0.7744  1
  F  F4  2  0.3731  0.0000  0.2132  1
  F  F5  2  0.4496  0.5000  0.7278  1
]