data_[Rb1Ag1Se2O8]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Rb  0.8200  2.3500  1.6600
  Ag  1.9300  1.6000  1.0867
  Se  2.5500  1.1500  1.0133
  O  3.4400  0.6000  1.2600
]
_symmetry_space_group_name_H-M [P-1]
_cell_length_a [4.7883]
_cell_length_b [5.4768]
_cell_length_c [8.9680]
_cell_angle_alpha [78.3224]
_cell_angle_beta [85.6790]
_cell_angle_gamma [69.4091]
_symmetry_Int_Tables_number [2]
_chemical_formula_structural [RbAg(SeO4)2]
_chemical_formula_sum '[Rb1 Ag1 Se2 O8]'
_cell_volume [215.5962]
_cell_formula_units_Z [1]
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  1  0.0000  0.5000  0.0000  1.0
  Ag  Ag1  1  0.0000  0.5000  0.5000  1.0
  Se  Se2  2  0.3975  0.8575  0.2857  1.0
  O  O3  2  0.2099  0.7739  0.4480  1.0
  O  O4  2  0.2376  0.3617  0.6995  1.0
  O  O5  2  0.2886  0.8195  0.1249  1.0
  O  O6  2  0.3763  0.1620  0.2912  1.0
]