data_[La4Co2Si2]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  La  1.1000  1.9500  1.1720
  Co  1.8800  1.3500  0.7683
  Si  1.9000  1.1000  0.5400
]
_symmetry_space_group_name_H-M [P2_1/m]
_cell_length_a [6.0180]
_cell_length_b [4.3537]
_cell_length_c [8.1566]
_cell_angle_alpha [90.0000]
_cell_angle_beta [110.7482]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [11]
_chemical_formula_structural [La2CoSi]
_chemical_formula_sum '[La4 Co2 Si2]'
_cell_volume [199.8488]
_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
[
  La  La0  2  0.2281  0.2500  0.9202  1
  La  La1  2  0.2287  0.2500  0.4521  1
  Co  Co2  2  0.4935  0.7500  0.7433  1
  Si  Si3  2  0.3435  0.7500  0.2115  1
]