data_[Na6Sm4Tc2O12]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Na  0.9300  1.8000  1.1600
  Sm  1.1700  1.8500  1.2290
  Tc  1.9000  1.3500  0.7417
  O  3.4400  0.6000  1.2600
]
_symmetry_space_group_name_H-M [C2/m]
_cell_length_a [5.9174]
_cell_length_b [9.8644]
_cell_length_c [5.9634]
_cell_angle_alpha [90.0000]
_cell_angle_beta [108.4483]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [12]
_chemical_formula_structural [Na3Sm2TcO6]
_chemical_formula_sum '[Na6 Sm4 Tc2 O12]'
_cell_volume [330.2026]
_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
[
  Na  Na0  4  0.0000  0.1568  0.5000  1
  Na  Na1  2  0.0000  0.5000  0.5000  1
  Sm  Sm2  4  0.0000  0.3258  0.0000  1
  Tc  Tc3  2  0.0000  0.0000  0.0000  1
  O  O4  8  0.2395  0.1555  0.2250  1
  O  O5  4  0.2310  0.0000  0.7975  1
]