data_[Rb2Ba2Zn2S4]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Rb  0.8200  2.3500  1.6600
  Ba  0.8900  2.1500  1.4900
  Zn  1.6500  1.3500  0.8800
  S  2.5800  1.0000  0.8800
]
_symmetry_space_group_name_H-M [P2/c]
_cell_length_a [7.6047]
_cell_length_b [5.1353]
_cell_length_c [8.6736]
_cell_angle_alpha [90.0000]
_cell_angle_beta [102.3391]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [13]
_chemical_formula_structural [RbBaZnS2]
_chemical_formula_sum '[Rb2 Ba2 Zn2 S4]'
_cell_volume [330.9038]
_cell_formula_units_Z [2]
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  2  0.0000  0.4719  0.7500  1
  Ba  Ba1  2  0.5000  0.2161  0.2500  1
  Zn  Zn2  2  0.0000  0.0000  0.0000  1
  S  S3  4  0.2788  0.2317  0.5378  1
]