data_LaTaSi2
_symmetry_space_group_name_H-M   'P 1'
_cell_length_a   3.21
_cell_length_b   3.64
_cell_length_c   6.7
_cell_angle_alpha   90.0
_cell_angle_beta   90.0
_cell_angle_gamma   90.0
_symmetry_Int_Tables_number   1
_chemical_formula_structural   LaTaSi2
_chemical_formula_sum   'La1 Ta1 Si2'
_cell_volume   78.32
_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
  La  La0  1  0.0  0.0  0.0  1.0
  Ta  Ta3  1  0.0  0.0  0.35  1.0
  Si  Si1  1  0.6  0.82  0.11  1.0
  Si  Si2  1  0.6  0.82  0.59  1.0

data_LaTaSi2
_symmetry_space_group_name_H-M   P1
_cell_length_a   3.21
_cell_length_b   3.64
_cell_length_c   6.7
_cell_angle_alpha   90.0
_cell_angle_beta   90.0
_cell_angle_gamma   90.0
_symmetry_Int_Tables_number   1
_chemical_formula_structural   LaTaSi2
_chemical_formula_sum   'La1 Ta1 Si2'
_cell_volume   78.32
_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
  La  La0  1  0.0  0.0  0.0  1.0
  Ta  Ta1  1  0.0  0.0  0.35  1.0
  Si  Si2  1  0.6  0.82  0.11  1.0
  Si  Si3  1  0.6  0.82  0.59  1.0

La Ta Si Si
La Ta Si Si 0 2 - - o 0 1 o o o 1 2 - - o 1 2 o - o 1 3 - - o 1 3 o - o 