data_[Sm2Tm2Sb2O4]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Sm  1.1700  1.8500  1.2290
  Tm  1.2500  1.7500  1.0950
  Sb  2.0500  1.4500  0.8300
  O  3.4400  0.6000  1.2600
]
_symmetry_space_group_name_H-M [I4mm]
_cell_length_a [3.8718]
_cell_length_b [3.8718]
_cell_length_c [13.4302]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [107]
_chemical_formula_structural [SmTmSbO2]
_chemical_formula_sum '[Sm2 Tm2 Sb2 O4]'
_cell_volume [201.3283]
_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  2  0.0000  0.0000  0.8368  1.0
  Tm  Tm1  2  0.0000  0.0000  0.1680  1.0
  Sb  Sb2  2  0.0000  0.0000  0.5037  1.0
  O  O3  4  0.0000  0.5000  0.2457  1.0
]