data_[Fe1Sn1As3]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Fe  1.8300  1.4000  0.8525
  Sn  1.9600  1.4500  0.8300
  As  2.1800  1.1500  0.6600
]
_symmetry_space_group_name_H-M [Pm-3m]
_cell_length_a [4.6277]
_cell_length_b [4.6277]
_cell_length_c [4.6277]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [221]
_chemical_formula_structural [FeSnAs3]
_chemical_formula_sum '[Fe1 Sn1 As3]'
_cell_volume [99.1023]
_cell_formula_units_Z [1]
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
[
  Fe  Fe0  1  0.0000  0.0000  0.0000  1
  Sn  Sn1  1  0.5000  0.5000  0.5000  1
  As  As2  3  0.0000  0.0000  0.5000  1
]