data_[Sr4Ag6Pb2]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Sr  0.9500  2.0000  1.3200
  Ag  1.9300  1.6000  1.0867
  Pb  2.3300  1.8000  1.1225
]
_symmetry_space_group_name_H-M [Imm2]
_cell_length_a [4.5269]
_cell_length_b [4.6222]
_cell_length_c [17.3453]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [44]
_chemical_formula_structural [Sr2Ag3Pb]
_chemical_formula_sum '[Sr4 Ag6 Pb2]'
_cell_volume [362.9398]
_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
[
  Sr  Sr0  2  0.0000  0.0000  0.1298  1
  Sr  Sr1  2  0.0000  0.5000  0.8661  1
  Ag  Ag2  2  0.0000  0.0000  0.5476  1
  Ag  Ag3  2  0.0000  0.0000  0.7049  1
  Ag  Ag4  2  0.0000  0.5000  0.2925  1
  Pb  Pb5  2  0.0000  0.5000  0.4592  1
]