data_[Rb3U6Ag3S18]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Rb  0.8200  2.3500  1.6600
  U  1.3800  1.7500  0.9913
  Ag  1.9300  1.6000  1.0867
  S  2.5800  1.0000  0.8800
]
_symmetry_space_group_name_H-M [R3]
_cell_length_a [7.0162]
_cell_length_b [7.0162]
_cell_length_c [18.3605]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [120.0000]
_symmetry_Int_Tables_number [146]
_chemical_formula_structural [RbU2AgS6]
_chemical_formula_sum '[Rb3 U6 Ag3 S18]'
_cell_volume [782.7378]
_cell_formula_units_Z [3]
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
[
  Rb  Rb0  3  0.0000  0.0000  0.2393  1
  U  U1  3  0.0000  0.0000  0.4861  1
  U  U2  3  0.0000  0.0000  0.9961  1
  Ag  Ag3  3  0.0000  0.0000  0.6808  1
  S  S4  9  0.0433  0.3363  0.0726  1
  S  S5  9  0.1274  0.7923  0.5728  1
]