data_[Ta3Si6]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Ta  1.5000  1.4500  0.8200
  Si  1.9000  1.1000  0.5400
]
_symmetry_space_group_name_H-M [P6_222]
_cell_length_a [4.8060]
_cell_length_b [4.8060]
_cell_length_c [6.6037]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [120.0000]
_symmetry_Int_Tables_number [180]
_chemical_formula_structural [TaSi2]
_chemical_formula_sum '[Ta3 Si6]'
_cell_volume [132.0964]
_cell_formula_units_Z [3]
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
[
  Ta  Ta0  3  0.0000  0.5000  0.1667  1.0
  Si  Si1  6  0.1591  0.3182  0.5000  1.0
]