data_[Nd8Sm4Ag4Te20]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Nd  1.1400  1.8500  1.2765
  Sm  1.1700  1.8500  1.2290
  Ag  1.9300  1.6000  1.0867
  Te  2.1000  1.4000  1.2933
]
_symmetry_space_group_name_H-M [Cmc2_1]
_cell_length_a [4.4174]
_cell_length_b [19.0597]
_cell_length_c [13.4006]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [36]
_chemical_formula_structural [Nd2SmAgTe5]
_chemical_formula_sum '[Nd8 Sm4 Ag4 Te20]'
_cell_volume [1128.2485]
_cell_formula_units_Z [4]
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
[
  Nd  Nd0  4  0.0000  0.1110  0.6858  1.0
  Nd  Nd1  4  0.0000  0.1249  0.3053  1.0
  Sm  Sm2  4  0.0000  0.1928  0.0083  1.0
  Ag  Ag3  4  0.0000  0.4326  0.4605  1.0
  Te  Te4  4  0.0000  0.0415  0.0772  1.0
  Te  Te5  4  0.0000  0.2869  0.6712  1.0
  Te  Te6  4  0.0000  0.3082  0.3382  1.0
  Te  Te7  4  0.0000  0.3591  0.9988  1.0
  Te  Te8  4  0.0000  0.4987  0.7788  1.0
]