data_[K2Sr2Tc4]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  K  0.8200  2.2000  1.5200
  Sr  0.9500  2.0000  1.3200
  Tc  1.9000  1.3500  0.7417
]
_symmetry_space_group_name_H-M [C2/m]
_cell_length_a [11.7105]
_cell_length_b [3.6924]
_cell_length_c [8.3854]
_cell_angle_alpha [90.0000]
_cell_angle_beta [121.5334]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [12]
_chemical_formula_structural [KSrTc2]
_chemical_formula_sum '[K2 Sr2 Tc4]'
_cell_volume [309.0422]
_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
[
  K  K0  2  0.0000  0.5000  0.0000  1
  Sr  Sr1  2  0.0000  0.0000  0.5000  1
  Tc  Tc2  4  0.2319  0.0000  0.4085  1
]