data_[Dy2Fe6As6]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Dy  1.2200  1.7500  1.1310
  Fe  1.8300  1.4000  0.8525
  As  2.1800  1.1500  0.6600
]
_symmetry_space_group_name_H-M [Amm2]
_cell_length_a [18.6897]
_cell_length_b [3.9654]
_cell_length_c [12.5464]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [38]
_chemical_formula_structural [Dy(FeAs)3]
_chemical_formula_sum '[Dy2 Fe6 As6]'
_cell_volume [929.8392]
_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
[
  Dy  Dy0  2  0.0000  0.0000  0.6430  1
  Fe  Fe1  4  0.0830  0.0000  0.4543  1
  Fe  Fe2  2  0.0000  0.0000  0.9256  1
  As  As3  4  0.0987  0.0000  0.0470  1
  As  As4  2  0.0000  0.0000  0.3172  1
]