data_[K4Rb4Mn4V8O28]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  K  0.8200  2.2000  1.5200
  Rb  0.8200  2.3500  1.6600
  Mn  1.5500  1.4000  0.6483
  V  1.6300  1.3500  0.7775
  O  3.4400  0.6000  1.2600
]
_symmetry_space_group_name_H-M [P4_2/mnm]
_cell_length_a [8.7009]
_cell_length_b [8.7009]
_cell_length_c [11.7854]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [136]
_chemical_formula_structural [KRbMnV2O7]
_chemical_formula_sum '[K4 Rb4 Mn4 V8 O28]'
_cell_volume [892.2336]
_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  0.1467  0.8533  0.5000  1
  K  K1  4  0.1809  0.8191  0.0000  1
  Mn  Mn2  4  0.0000  0.5000  0.2500  1
  V  V3  8  0.1399  0.1399  0.2116  1
  O  O4  16  0.0871  0.3186  0.1575  1
  O  O5  8  0.1422  0.1422  0.3543  1
  O  O6  4  0.0000  0.0000  0.1567  1
]