data_[Rb4Al4Cr4S12]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Rb  0.8200  2.3500  1.6600
  Al  1.6100  1.2500  0.6750
  Cr  1.6600  1.4000  0.9400
  S  2.5800  1.0000  0.8800
]
_symmetry_space_group_name_H-M [Cmcm]
_cell_length_a [3.7173]
_cell_length_b [15.0176]
_cell_length_c [10.2738]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [63]
_chemical_formula_structural [RbAlCrS3]
_chemical_formula_sum '[Rb4 Al4 Cr4 S12]'
_cell_volume [573.5380]
_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
[
  Rb  Rb0  4  0.0000  0.2555  0.7500  1
  Al  Al1  4  0.0000  0.4686  0.2500  1
  Cr  Cr2  4  0.0000  0.0000  0.0000  1
  S  S3  8  0.0000  0.3934  0.0630  1
  S  S4  4  0.0000  0.0598  0.2500  1
]