data_NaTc2Hg
_symmetry_space_group_name_H-M   'P 1'
_cell_length_a   2.74
_cell_length_b   4.9
_cell_length_c   5.34
_cell_angle_alpha   90.0
_cell_angle_beta   90.0
_cell_angle_gamma   90.0
_symmetry_Int_Tables_number   1
_chemical_formula_structural   NaTc2Hg
_chemical_formula_sum   'Na1 Tc2 Hg1'
_cell_volume   71.62
_cell_formula_units_Z   1
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
  Na  Na1  1  0.0  0.0  0.0  1.0
  Tc  Tc2  1  0.37  0.45  0.14  1.0
  Tc  Tc3  1  0.37  0.45  0.2  1.0
  Hg  Hg0  1  0.0  0.0  0.67  1.0

data_NaTc2Hg
_symmetry_space_group_name_H-M   P1
_cell_length_a   2.74
_cell_length_b   4.9
_cell_length_c   5.34
_cell_angle_alpha   90.0
_cell_angle_beta   90.0
_cell_angle_gamma   90.0
_symmetry_Int_Tables_number   1
_chemical_formula_structural   NaTc2Hg
_chemical_formula_sum   'Na1 Tc2 Hg1'
_cell_volume   71.62
_cell_formula_units_Z   1
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
  Na  Na0  1  0.0  0.0  0.0  1.0
  Tc  Tc1  1  0.37  0.45  0.14  1.0
  Tc  Tc2  1  0.37  0.45  0.2  1.0
  Hg  Hg3  1  0.0  0.0  0.67  1.0

Na Tc Tc Hg
NaHg(Tc)2 is High Pressure (4-7GPa) Tellurium-derived structured and crystallizes in the triclinic P1 space group. The structure is zero-dimensional and consists of one na-hg molecule and one technetium molecule.