data_[Rb4Cu4As8O24]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Rb  0.8200  2.3500  1.6600
  Cu  1.9000  1.3500  0.8200
  As  2.1800  1.1500  0.6600
  O  3.4400  0.6000  1.2600
]
_symmetry_space_group_name_H-M [C2/c]
_cell_length_a [11.3637]
_cell_length_b [13.0665]
_cell_length_c [5.0319]
_cell_angle_alpha [90.0000]
_cell_angle_beta [100.1256]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [15]
_chemical_formula_structural [RbCu(AsO3)2]
_chemical_formula_sum '[Rb4 Cu4 As8 O24]'
_cell_volume [735.5249]
_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  0.1264  0.2500  1.0
  Cu  Cu1  4  0.0000  0.3342  0.7500  1.0
  As  As2  8  0.2076  0.4250  0.1608  1.0
  O  O3  8  0.1188  0.3230  0.0508  1.0
  O  O4  8  0.1444  0.0870  0.7938  1.0
  O  O5  8  0.1559  0.4607  0.4684  1.0
]