data_[Si2Tc2O2]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Si  1.9000  1.1000  0.5400
  Tc  1.9000  1.3500  0.7417
  O  3.4400  0.6000  1.2600
]
_symmetry_space_group_name_H-M [Cm]
_cell_length_a [5.1005]
_cell_length_b [3.0981]
_cell_length_c [5.1449]
_cell_angle_alpha [90.0000]
_cell_angle_beta [110.4491]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [8]
_chemical_formula_structural [SiTcO]
_chemical_formula_sum '[Si2 Tc2 O2]'
_cell_volume [76.1774]
_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
[
  Tc  Tc0  2  0.0289  0.0000  0.8863  1
  Si  Si1  2  0.0476  0.5000  0.5510  1
  O  O2  2  0.4296  0.0000  0.2101  1
]