data_[Rb4Sr2Cd2As4]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Rb  0.8200  2.3500  1.6600
  Sr  0.9500  2.0000  1.3200
  Cd  1.6900  1.5500  1.0900
  As  2.1800  1.1500  0.6600
]
_symmetry_space_group_name_H-M [Pmc2_1]
_cell_length_a [4.7840]
_cell_length_b [9.9498]
_cell_length_c [8.0379]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [26]
_chemical_formula_structural [Rb2SrCdAs2]
_chemical_formula_sum '[Rb4 Sr2 Cd2 As4]'
_cell_volume [382.6045]
_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  0.1674  0.6556  1.0
  Rb  Rb1  2  0.5000  0.0888  0.9820  1.0
  Sr  Sr2  2  0.0000  0.4532  0.0111  1.0
  Cd  Cd3  2  0.5000  0.3306  0.3428  1.0
  As  As4  2  0.0000  0.1981  0.2479  1.0
  As  As5  2  0.5000  0.4007  0.7150  1.0
]