data_[Rb2Cd2As2O8]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Rb  0.8200  2.3500  1.6600
  Cd  1.6900  1.5500  1.0900
  As  2.1800  1.1500  0.6600
  O  3.4400  0.6000  1.2600
]
_symmetry_space_group_name_H-M [P2_1/m]
_cell_length_a [5.7929]
_cell_length_b [6.0361]
_cell_length_c [7.5409]
_cell_angle_alpha [90.0000]
_cell_angle_beta [106.8163]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [11]
_chemical_formula_structural [RbCdAsO4]
_chemical_formula_sum '[Rb2 Cd2 As2 O8]'
_cell_volume [252.4065]
_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  0.2946  0.2500  0.0629  1.0
  Cd  Cd1  2  0.1995  0.2500  0.5371  1.0
  As  As2  2  0.2576  0.7500  0.3465  1.0
  O  O3  4  0.0543  0.5290  0.3157  1.0
  O  O4  2  0.4285  0.7500  0.1941  1.0
  O  O5  2  0.4566  0.7500  0.5645  1.0
]