data_[Be2Co2Sb4]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Be  1.5700  1.0500  0.5900
  Co  1.8800  1.3500  0.7683
  Sb  2.0500  1.4500  0.8300
]
_symmetry_space_group_name_H-M [Amm2]
_cell_length_a [3.8634]
_cell_length_b [3.7851]
_cell_length_c [9.1884]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [38]
_chemical_formula_structural [BeCoSb2]
_chemical_formula_sum '[Be2 Co2 Sb4]'
_cell_volume [134.3671]
_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
[
  Be  Be0  2  0.0000  0.0000  0.1842  1
  Co  Co1  2  0.5000  0.0000  0.3121  1
  Sb  Sb2  2  0.0000  0.0000  0.8957  1
  Sb  Sb3  2  0.5000  0.0000  0.6109  1
]