data_[Ce4Tm4Mg4Te12]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Ce  1.1200  1.8500  1.0800
  Tm  1.2500  1.7500  1.0950
  Mg  1.3100  1.5000  0.8600
  Te  2.1000  1.4000  1.2933
]
_symmetry_space_group_name_H-M [Cmcm]
_cell_length_a [4.3108]
_cell_length_b [15.0546]
_cell_length_c [10.9457]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [63]
_chemical_formula_structural [CeTmMgTe3]
_chemical_formula_sum '[Ce4 Tm4 Mg4 Te12]'
_cell_volume [710.3472]
_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
[
  Ce  Ce0  4  0.0000  0.2816  0.2500  1
  Tm  Tm1  4  0.0000  0.5000  0.0000  1
  Mg  Mg2  4  0.0000  0.0194  0.7500  1
  Te  Te3  8  0.0000  0.1425  0.5506  1
  Te  Te4  4  0.0000  0.3927  0.7500  1
]