data_[Sm4Tc2O16]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  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 [7.2398]
_cell_length_b [9.5345]
_cell_length_c [5.0768]
_cell_angle_alpha [90.0000]
_cell_angle_beta [131.7750]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [12]
_chemical_formula_structural [Sm2TcO8]
_chemical_formula_sum '[Sm4 Tc2 O16]'
_cell_volume [261.3445]
_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  0.0000  0.3000  0.0000  1
  Tc  Tc1  2  0.0000  0.0000  0.5000  1
  O  O2  8  0.1953  0.0751  0.0049  1
  O  O3  4  0.0000  0.2218  0.5000  1
  O  O4  4  0.1854  0.5000  0.3667  1
]