data_[Zn2Tc2Se4]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Zn  1.6500  1.3500  0.8800
  Tc  1.9000  1.3500  0.7417
  Se  2.5500  1.1500  1.0133
]
_symmetry_space_group_name_H-M [Cm]
_cell_length_a [8.3015]
_cell_length_b [3.3945]
_cell_length_c [5.5175]
_cell_angle_alpha [90.0000]
_cell_angle_beta [100.1463]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [8]
_chemical_formula_structural [ZnTcSe2]
_chemical_formula_sum '[Zn2 Tc2 Se4]'
_cell_volume [153.0470]
_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
[
  Zn  Zn0  2  0.1033  0.0000  0.4966  1
  Tc  Tc1  2  0.0169  0.0000  0.0037  1
  Se  Se2  2  0.2356  0.5000  0.1080  1
  Se  Se3  2  0.4109  0.0000  0.6734  1
]