data_[Pr2Si2Ag2O8]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Pr  1.1300  1.8500  1.0600
  Si  1.9000  1.1000  0.5400
  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 [6.0093]
_cell_length_b [5.3588]
_cell_length_c [8.0771]
_cell_angle_alpha [90.0000]
_cell_angle_beta [107.9150]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [11]
_chemical_formula_structural [PrSiAgO4]
_chemical_formula_sum '[Pr2 Si2 Ag2 O8]'
_cell_volume [247.4915]
_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
[
  Pr  Pr0  2  0.2041  0.2500  0.4321  1.0
  Si  Si1  2  0.3415  0.7500  0.6689  1.0
  Ag  Ag2  2  0.2890  0.2500  0.9241  1.0
  O  O3  4  0.1755  0.5085  0.6789  1.0
  O  O4  2  0.3656  0.7500  0.4699  1.0
  O  O5  2  0.3890  0.2500  0.2028  1.0
]