data_[Sr2Ta2W4]
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
  W  2.3600  1.3500  0.7667
]
_symmetry_space_group_name_H-M [Imm2]
_cell_length_a [3.2349]
_cell_length_b [5.0263]
_cell_length_c [10.2026]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [44]
_chemical_formula_structural [SrTaW2]
_chemical_formula_sum '[Sr2 Ta2 W4]'
_cell_volume [165.8919]
_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  0.4864  1
  Ta  Ta1  2  0.0000  0.5000  0.2642  1
  W  W2  2  0.0000  0.0000  0.0300  1
  W  W3  2  0.0000  0.5000  0.7193  1
]