data_[Rb4V4Cu2P4O24]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Rb  0.8200  2.3500  1.6600
  V  1.6300  1.3500  0.7775
  Cu  1.9000  1.3500  0.8200
  P  2.1900  1.0000  0.5500
  O  3.4400  0.6000  1.2600
]
_symmetry_space_group_name_H-M [P2_1/c]
_cell_length_a [4.8878]
_cell_length_b [11.4141]
_cell_length_c [9.4535]
_cell_angle_alpha [90.0000]
_cell_angle_beta [93.4883]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [14]
_chemical_formula_structural [Rb2V2Cu(PO6)2]
_chemical_formula_sum '[Rb4 V4 Cu2 P4 O24]'
_cell_volume [526.4320]
_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  4  0.4473  0.1367  0.6017  1
  V  V1  4  0.0548  0.6119  0.2481  1
  Cu  Cu2  2  0.5000  0.0000  0.0000  1
  P  P3  4  0.0095  0.6395  0.5843  1
  O  O4  4  0.0782  0.1731  0.0701  1
  O  O5  4  0.0806  0.2369  0.8170  1
  O  O6  4  0.0997  0.0248  0.3705  1
  O  O7  4  0.1642  0.0283  0.8792  1
  O  O8  4  0.3171  0.6148  0.6073  1
  O  O9  4  0.3777  0.6282  0.2118  1
]