data_BaU3
_symmetry_space_group_name_H-M   'P 1'
_cell_length_a   5.7
_cell_length_b   5.7
_cell_length_c   5.7
_cell_angle_alpha   131.73
_cell_angle_beta   131.73
_cell_angle_gamma   70.65
_symmetry_Int_Tables_number   1
_chemical_formula_structural   BaU3
_chemical_formula_sum   'Ba1 U3'
_cell_volume   101.27
_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
  Ba  Ba0  1  0.0  0.0  0.0  1.0
  U  U1  1  0.0  0.0  0.65  1.0
  U  U2  1  0.0  0.33  0.33  1.0
  U  U3  1  0.33  0.0  0.33  1.0

data_BaU3
_symmetry_space_group_name_H-M   Cm
_cell_length_a   6.6
_cell_length_b   6.6
_cell_length_c   5.7
_cell_angle_alpha   90.0
_cell_angle_beta   125.33
_cell_angle_gamma   90.0
_symmetry_Int_Tables_number   8
_chemical_formula_structural   BaU3
_chemical_formula_sum   'Ba2 U6'
_cell_volume   202.54
_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
  Ba  Ba0  2  0.0  0.0  0.0  1.0
  U  U1  4  0.34  0.33  0.01  1.0
  U  U2  2  0.35  0.0  0.35  1.0

Ba U U U