data_[Ti2Cu2Si2Ge2]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Ti  1.5400  1.4000  0.8517
  Cu  1.9000  1.3500  0.8200
  Si  1.9000  1.1000  0.5400
  Ge  2.0100  1.2500  0.7700
]
_symmetry_space_group_name_H-M [P4/nmm]
_cell_length_a [3.6593]
_cell_length_b [3.6593]
_cell_length_c [8.6460]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [129]
_chemical_formula_structural [TiCuSiGe]
_chemical_formula_sum '[Ti2 Cu2 Si2 Ge2]'
_cell_volume [115.7734]
_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
[
  Ti  Ti0  2  0.0000  0.5000  0.2625  1
  Cu  Cu1  2  0.0000  0.0000  0.0000  1
  Si  Si2  2  0.0000  0.5000  0.8164  1
  Ge  Ge3  2  0.0000  0.0000  0.5000  1
]