data_Ba2TbTaO6
_symmetry_space_group_name_H-M   'P 1'
_cell_length_a   6.05
_cell_length_b   6.05
_cell_length_c   6.05
_cell_angle_alpha   120.22
_cell_angle_beta   120.22
_cell_angle_gamma   89.61
_symmetry_Int_Tables_number   1
_chemical_formula_structural   Ba2TbTaO6
_chemical_formula_sum   'Ba2 Tb1 Ta1 O6'
_cell_volume   155.78
_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  0.01  0.0  0.14  1.0
  Ba  Ba1  1  0.0  0.01  0.14  1.0
  Tb  Tb2  1  0.0  0.0  0.0  1.0
  Ta  Ta3  1  0.0  0.0  0.29  1.0
  O  O4  1  0.23  0.6  0.29  1.0
  O  O5  1  0.78  0.42  0.0  1.0
  O  O6  1  0.42  0.24  0.0  1.0
  O  O7  1  0.6  0.77  0.29  1.0
  O  O8  1  0.0  0.0  0.3  1.0
  O  O9  1  0.0  0.0  0.28  1.0

data_Ba2TbTaO6
_symmetry_space_group_name_H-M   P1
_cell_length_a   6.03
_cell_length_b   6.03
_cell_length_c   6.05
_cell_angle_alpha   119.89
_cell_angle_beta   119.89
_cell_angle_gamma   90.0
_symmetry_Int_Tables_number   1
_chemical_formula_structural   Ba2TbTaO6
_chemical_formula_sum   'Ba2 Tb1 Ta1 O6'
_cell_volume   155.78
_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  0.13  0.14  0.13  1.0
  Ba  Ba1  1  0.14  0.13  0.13  1.0
  Tb  Tb2  1  0.0  0.0  0.0  1.0
  Ta  Ta3  1  0.29  0.29  0.29  1.0
  O  O4  1  0.28  0.28  0.28  1.0
  O  O5  1  0.3  0.3  0.3  1.0
  O  O6  1  0.52  0.69  0.92  1.0
  O  O7  1  0.58  0.22  0.8  1.0
  O  O8  1  0.69  0.06  0.46  1.0
  O  O9  1  0.76  0.58  0.34  1.0

Ba Ba Tb Ta O O O O O O