data_[Y2Er2Te2C2]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Y  1.2200  1.8000  1.0400
  Er  1.2400  1.7500  1.0300
  Te  2.1000  1.4000  1.2933
  C  2.5500  0.7000  0.3000
]
_symmetry_space_group_name_H-M [P6_3mc]
_cell_length_a [3.8173]
_cell_length_b [3.8173]
_cell_length_c [13.9587]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [120.0000]
_symmetry_Int_Tables_number [186]
_chemical_formula_structural [YErTeC]
_chemical_formula_sum '[Y2 Er2 Te2 C2]'
_cell_volume [176.1541]
_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
[
  Y  Y0  2  0.3333  0.6667  0.4066  1
  Er  Er1  2  0.3333  0.6667  0.0931  1
  Te  Te2  2  0.3333  0.6667  0.7487  1
  C  C3  2  0.0000  0.0000  0.0015  1
]