data_[Y4Co2As4]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Y  1.2200  1.8000  1.0400
  Co  1.8800  1.3500  0.7683
  As  2.1800  1.1500  0.6600
]
_symmetry_space_group_name_H-M [P4/mbm]
_cell_length_a [6.6791]
_cell_length_b [6.6791]
_cell_length_c [4.3730]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [127]
_chemical_formula_structural [Y2CoAs2]
_chemical_formula_sum '[Y4 Co2 As4]'
_cell_volume [195.0816]
_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
[
  Y  Y0  4  0.1731  0.6731  0.5000  1
  Co  Co1  2  0.0000  0.0000  0.0000  1
  As  As2  4  0.1430  0.3570  0.0000  1
]