data_[Ta1Zn1Si2]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Ta  1.5000  1.4500  0.8200
  Zn  1.6500  1.3500  0.8800
  Si  1.9000  1.1000  0.5400
]
_symmetry_space_group_name_H-M [Pmmm]
_cell_length_a [2.7078]
_cell_length_b [4.3546]
_cell_length_c [5.1038]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [47]
_chemical_formula_structural [TaZnSi2]
_chemical_formula_sum '[Ta1 Zn1 Si2]'
_cell_volume [60.1812]
_cell_formula_units_Z [1]
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  1  0.5000  0.5000  0.5000  1
  Zn  Zn1  1  0.0000  0.5000  0.0000  1
  Si  Si2  2  0.0000  0.0000  0.2548  1
]