data_EuTa
_symmetry_space_group_name_H-M   'P 1'
_cell_length_a   5.84
_cell_length_b   5.84
_cell_length_c   5.84
_cell_angle_alpha   30.48
_cell_angle_beta   30.48
_cell_angle_gamma   30.48
_symmetry_Int_Tables_number   1
_chemical_formula_structural   EuTa
_chemical_formula_sum   'Eu1 Ta1'
_cell_volume   45.52
_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
  Eu  Eu0  1  0.0  0.0  0.0  1.0
  Ta  Ta1  1  0.0  0.0  0.35  1.0

data_EuTa
_symmetry_space_group_name_H-M   Cm
_cell_length_a   5.32
_cell_length_b   3.07
_cell_length_c   5.84
_cell_angle_alpha   90.0
_cell_angle_beta   107.67
_cell_angle_gamma   90.0
_symmetry_Int_Tables_number   8
_chemical_formula_structural   EuTa
_chemical_formula_sum   'Eu2 Ta2'
_cell_volume   91.05
_cell_formula_units_Z   2
loop_
 _symmetry_equiv_pos_site_id
 _symmetry_equiv_pos_as_xyz
  1  'x, y, z'
  2  'x, -y, z'
  3  'x+1/2, y+1/2, z'
  4  'x+1/2, -y+1/2, 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
  Eu  Eu0  2  0.0  0.0  0.0  1.0
  Ta  Ta1  2  0.0  0.0  0.65  1.0

Eu Ta
Eu Ta 0 1 o o o 