data_[Sr2Be2Cd4O8]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Sr  0.9500  2.0000  1.3200
  Be  1.5700  1.0500  0.5900
  Cd  1.6900  1.5500  1.0900
  O  3.4400  0.6000  1.2600
]
_symmetry_space_group_name_H-M [Pmn2_1]
_cell_length_a [7.1185]
_cell_length_b [5.9457]
_cell_length_c [5.5007]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [31]
_chemical_formula_structural [SrBeCd2O4]
_chemical_formula_sum '[Sr2 Be2 Cd4 O8]'
_cell_volume [232.8132]
_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  0.8741  0.4852  1.0
  Be  Be1  2  0.0000  0.1907  0.0034  1.0
  Cd  Cd2  4  0.2401  0.6552  0.9928  1.0
  O  O3  4  0.1970  0.2989  0.8891  1.0
  O  O4  2  0.0000  0.2378  0.3017  1.0
  O  O5  2  0.0000  0.8990  0.9458  1.0
]