data_[Ag12Te4F28]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Ag  1.9300  1.6000  1.0867
  Te  2.1000  1.4000  1.2933
  F  3.9800  0.5000  0.7050
]
_symmetry_space_group_name_H-M [Cmc2_1]
_cell_length_a [7.7289]
_cell_length_b [10.9929]
_cell_length_c [9.1876]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [36]
_chemical_formula_structural [Ag3TeF7]
_chemical_formula_sum '[Ag12 Te4 F28]'
_cell_volume [780.6099]
_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
[
  Ag  Ag0  8  0.2323  0.2868  0.2688  1
  Ag  Ag1  4  0.0000  0.4578  0.9711  1
  Te  Te2  4  0.0000  0.0371  0.9747  1
  F  F3  8  0.1839  0.0919  0.4309  1
  F  F4  8  0.1925  0.1278  0.0772  1
  F  F5  4  0.0000  0.0488  0.6586  1
  F  F6  4  0.0000  0.2590  0.8524  1
  F  F7  4  0.0000  0.4100  0.2395  1
]