data_[Tl4Ag1As3]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Tl  1.6200  1.9000  1.3325
  Ag  1.9300  1.6000  1.0867
  As  2.1800  1.1500  0.6600
]
_symmetry_space_group_name_H-M [Pmm2]
_cell_length_a [3.5302]
_cell_length_b [8.8376]
_cell_length_c [19.7474]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [25]
_chemical_formula_structural [Tl4AgAs3]
_chemical_formula_sum '[Tl4 Ag1 As3]'
_cell_volume [616.0808]
_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
[
  Tl  Tl0  2  0.0000  0.2434  0.5516  1
  Tl  Tl1  1  0.5000  0.0000  0.6463  1
  Tl  Tl2  1  0.5000  0.5000  0.4113  1
  Ag  Ag3  1  0.5000  0.5000  0.5710  1
  As  As4  2  0.0000  0.1879  0.4059  1
  As  As5  1  0.5000  0.0000  0.4564  1
]