data_[Rb2Cr2Ag2O8]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Rb  0.8200  2.3500  1.6600
  Cr  1.6600  1.4000  0.9400
  Ag  1.9300  1.6000  1.0867
  O  3.4400  0.6000  1.2600
]
_symmetry_space_group_name_H-M [P2_1/m]
_cell_length_a [5.7865]
_cell_length_b [5.8626]
_cell_length_c [7.8454]
_cell_angle_alpha [90.0000]
_cell_angle_beta [94.8531]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [11]
_chemical_formula_structural [RbCrAgO4]
_chemical_formula_sum '[Rb2 Cr2 Ag2 O8]'
_cell_volume [265.1941]
_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  0.2561  0.2500  0.8494  1.0
  Cr  Cr1  2  0.1837  0.2500  0.3017  1.0
  Ag  Ag2  2  0.2700  0.7500  0.4279  1.0
  O  O3  4  0.2500  0.0176  0.1910  1.0
  O  O4  2  0.1016  0.7500  0.6752  1.0
  O  O5  2  0.3356  0.2500  0.4931  1.0
]