data_[Cu4Ag4Sn4S16]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Cu  1.9000  1.3500  0.8200
  Ag  1.9300  1.6000  1.0867
  Sn  1.9600  1.4500  0.8300
  S  2.5800  1.0000  0.8800
]
_symmetry_space_group_name_H-M [Imma]
_cell_length_a [7.3909]
_cell_length_b [7.5609]
_cell_length_c [10.3051]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [74]
_chemical_formula_structural [CuAgSnS4]
_chemical_formula_sum '[Cu4 Ag4 Sn4 S16]'
_cell_volume [575.8650]
_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
[
  Cu  Cu0  4  0.2500  0.2500  0.2500  1.0
  Ag  Ag1  4  0.0000  0.2500  0.8578  1.0
  Sn  Sn2  4  0.0000  0.0000  0.5000  1.0
  S  S3  8  0.0000  0.0343  0.2548  1.0
  S  S4  8  0.2407  0.7500  0.5169  1.0
]