data_[Mn4Sn2As4]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Mn  1.5500  1.4000  0.6483
  Sn  1.9600  1.4500  0.8300
  As  2.1800  1.1500  0.6600
]
_symmetry_space_group_name_H-M [Amm2]
_cell_length_a [22.3335]
_cell_length_b [3.7246]
_cell_length_c [4.7127]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [38]
_chemical_formula_structural [Mn2SnAs2]
_chemical_formula_sum '[Mn4 Sn2 As4]'
_cell_volume [392.0245]
_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
[
  Mn  Mn0  4  0.4061  0.0000  0.7719  1
  Sn  Sn1  2  0.5000  0.0000  0.1604  1
  As  As2  4  0.3358  0.0000  0.2884  1
]