data_[Cr2Si2Pb2O8]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Cr  1.6600  1.4000  0.9400
  Si  1.9000  1.1000  0.5400
  Pb  2.3300  1.8000  1.1225
  O  3.4400  0.6000  1.2600
]
_symmetry_space_group_name_H-M [P2_1/m]
_cell_length_a [5.4724]
_cell_length_b [5.6291]
_cell_length_c [6.8003]
_cell_angle_alpha [90.0000]
_cell_angle_beta [105.3352]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [11]
_chemical_formula_structural [CrSiPbO4]
_chemical_formula_sum '[Cr2 Si2 Pb2 O8]'
_cell_volume [202.0208]
_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
[
  Cr  Cr0  2  0.2256  0.2500  0.5635  1
  Si  Si1  2  0.2576  0.7500  0.3360  1
  Pb  Pb2  2  0.2834  0.2500  0.1017  1
  O  O3  4  0.0652  0.5187  0.3002  1
  O  O4  2  0.4473  0.7500  0.1811  1
  O  O5  2  0.4643  0.7500  0.5620  1
]