data_[Y8U4Ta4C16]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Y  1.2200  1.8000  1.0400
  U  1.3800  1.7500  0.9913
  Ta  1.5000  1.4500  0.8200
  C  2.5500  0.7000  0.3000
]
_symmetry_space_group_name_H-M [Imma]
_cell_length_a [6.8185]
_cell_length_b [6.9848]
_cell_length_c [9.7190]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [74]
_chemical_formula_structural [Y2UTaC4]
_chemical_formula_sum '[Y8 U4 Ta4 C16]'
_cell_volume [462.8763]
_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
[
  Y  Y0  4  0.0000  0.0000  0.5000  1
  Y  Y1  4  0.2500  0.2500  0.2500  1
  U  U2  4  0.0000  0.0000  0.0000  1
  Ta  Ta3  4  0.2500  0.2500  0.7500  1
  C  C4  8  0.0000  0.0254  0.7598  1
  C  C5  8  0.2281  0.2500  0.9831  1
]