data_[Cs4Rb8Si4P8]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Cs  0.7900  2.6000  1.8100
  Rb  0.8200  2.3500  1.6600
  Si  1.9000  1.1000  0.5400
  P  2.1900  1.0000  0.5500
]
_symmetry_space_group_name_H-M [Ibam]
_cell_length_a [8.9627]
_cell_length_b [15.1741]
_cell_length_c [6.5301]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [72]
_chemical_formula_structural [CsRb2SiP2]
_chemical_formula_sum '[Cs4 Rb8 Si4 P8]'
_cell_volume [888.0959]
_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
[
  Cs  Cs0  4  0.0000  0.0000  0.2500  1
  Rb  Rb1  8  0.1654  0.3111  0.5000  1
  Si  Si2  4  0.0000  0.5000  0.2500  1
  P  P3  8  0.1495  0.4345  0.0000  1
]