data_Zn2SiTc
_symmetry_space_group_name_H-M   'P 1'
_cell_length_a   2.74
_cell_length_b   2.74
_cell_length_c   8.37
_cell_angle_alpha   90.0
_cell_angle_beta   90.0
_cell_angle_gamma   108.77
_symmetry_Int_Tables_number   1
_chemical_formula_structural   Zn2SiTc
_chemical_formula_sum   'Zn2 Si1 Tc1'
_cell_volume   59.55
_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
  Zn  Zn2  1  0.0  0.0  0.06  1.0
  Zn  Zn3  1  0.6  0.0  0.26  1.0
  Si  Si0  1  0.0  0.0  0.04  1.0
  Tc  Tc1  1  0.6  0.0  0.2  1.0

data_Zn2SiTc
_symmetry_space_group_name_H-M   P1
_cell_length_a   2.74
_cell_length_b   2.74
_cell_length_c   8.37
_cell_angle_alpha   90.0
_cell_angle_beta   90.0
_cell_angle_gamma   108.77
_symmetry_Int_Tables_number   1
_chemical_formula_structural   Zn2SiTc
_chemical_formula_sum   'Zn2 Si1 Tc1'
_cell_volume   59.55
_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
  Zn  Zn0  1  0.0  0.0  0.06  1.0
  Zn  Zn1  1  0.6  0.0  0.26  1.0
  Si  Si2  1  0.0  0.0  0.04  1.0
  Tc  Tc3  1  0.6  0.0  0.2  1.0

Zn Zn Si Tc
Zn Zn Si Tc 0 2 o o o 1 3 o o o 