data_[Er4Co4Sn12]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Er  1.2400  1.7500  1.0300
  Co  1.8800  1.3500  0.7683
  Sn  1.9600  1.4500  0.8300
]
_symmetry_space_group_name_H-M [Ama2]
_cell_length_a [4.1624]
_cell_length_b [17.1870]
_cell_length_c [6.7652]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [40]
_chemical_formula_structural [ErCoSn3]
_chemical_formula_sum '[Er4 Co4 Sn12]'
_cell_volume [483.9758]
_cell_formula_units_Z [4]
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
[
  Er  Er0  4  0.2500  0.0951  0.2224  1
  Co  Co1  4  0.2500  0.4630  0.9658  1
  Sn  Sn2  4  0.2500  0.0695  0.7401  1
  Sn  Sn3  4  0.2500  0.3051  0.4410  1
  Sn  Sn4  4  0.2500  0.3128  0.0098  1
]