data_[Sm4Ta4Cl4O14]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Sm  1.1700  1.8500  1.2290
  Ta  1.5000  1.4500  0.8200
  Cl  3.1600  1.0000  0.7800
  O  3.4400  0.6000  1.2600
]
_symmetry_space_group_name_H-M [C2/m]
_cell_length_a [15.4628]
_cell_length_b [3.9371]
_cell_length_c [6.9209]
_cell_angle_alpha [90.0000]
_cell_angle_beta [113.9541]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [12]
_chemical_formula_structural [Sm2Ta2Cl2O7]
_chemical_formula_sum '[Sm4 Ta4 Cl4 O14]'
_cell_volume [385.0431]
_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
[
  Sm  Sm0  4  0.1933  0.5000  0.1632  1.0
  Ta  Ta1  4  0.0350  0.0000  0.8003  1.0
  Cl  Cl2  4  0.1801  0.5000  0.5657  1.0
  O  O3  4  0.0467  0.5000  0.8399  1.0
  O  O4  4  0.0821  0.0000  0.1544  1.0
  O  O5  4  0.1763  0.0000  0.9331  1.0
  O  O6  2  0.0000  0.0000  0.5000  1.0
]