data_[Sr4Tl4B4]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Sr  0.9500  2.0000  1.3200
  Tl  1.6200  1.9000  1.3325
  B  2.0400  0.8500  0.4100
]
_symmetry_space_group_name_H-M [Cmcm]
_cell_length_a [3.8829]
_cell_length_b [22.0674]
_cell_length_c [3.2928]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [63]
_chemical_formula_structural [SrTlB]
_chemical_formula_sum '[Sr4 Tl4 B4]'
_cell_volume [282.1416]
_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
[
  Sr  Sr0  4  0.0000  0.4141  0.7500  1
  Tl  Tl1  4  0.0000  0.2011  0.7500  1
  B  B2  4  0.0000  0.0065  0.7500  1
]