data_[Rb2Sr2V2O8]
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
  V  1.6300  1.3500  0.7775
  O  3.4400  0.6000  1.2600
]
_symmetry_space_group_name_H-M [P2_1/m]
_cell_length_a [6.1699]
_cell_length_b [6.0841]
_cell_length_c [7.6764]
_cell_angle_alpha [90.0000]
_cell_angle_beta [105.5109]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [11]
_chemical_formula_structural [RbSrVO4]
_chemical_formula_sum '[Rb2 Sr2 V2 O8]'
_cell_volume [277.6619]
_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  0.2985  0.2500  0.0749  1
  Sr  Sr1  2  0.2157  0.2500  0.5518  1
  V  V2  2  0.2466  0.7500  0.3298  1
  O  O3  4  0.0660  0.5229  0.3049  1
  O  O4  2  0.4202  0.7500  0.5482  1
  O  O5  2  0.4244  0.7500  0.1873  1
]