data_[Sr2Ta4Te2]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Sr  0.9500  2.0000  1.3200
  Ta  1.5000  1.4500  0.8200
  Te  2.1000  1.4000  1.2933
]
_symmetry_space_group_name_H-M [C2/m]
_cell_length_a [10.7020]
_cell_length_b [3.4592]
_cell_length_c [5.5329]
_cell_angle_alpha [90.0000]
_cell_angle_beta [103.0679]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [12]
_chemical_formula_structural [SrTa2Te]
_chemical_formula_sum '[Sr2 Ta4 Te2]'
_cell_volume [199.5251]
_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
[
  Sr  Sr0  2  0.0000  0.0000  0.5000  1
  Ta  Ta1  4  0.2292  0.0000  0.1709  1
  Te  Te2  2  0.0000  0.5000  0.0000  1
]