data_ZnSi2Tc
_symmetry_space_group_name_H-M   'P 1'
_cell_length_a   4.74
_cell_length_b   4.74
_cell_length_c   4.21
_cell_angle_alpha   96.2
_cell_angle_beta   96.2
_cell_angle_gamma   36.84
_symmetry_Int_Tables_number   1
_chemical_formula_structural   ZnSi2Tc
_chemical_formula_sum   'Zn1 Si2 Tc1'
_cell_volume   56.27
_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  Zn3  1  0.81  0.0  0.22  1.0
  Si  Si0  1  0.47  0.0  0.06  1.0
  Si  Si1  1  0.76  0.0  0.22  1.0
  Tc  Tc2  1  0.23  0.0  0.96  1.0

data_ZnSi2Tc
_symmetry_space_group_name_H-M   P1
_cell_length_a   2.99
_cell_length_b   4.21
_cell_length_c   4.74
_cell_angle_alpha   96.2
_cell_angle_beta   108.42
_cell_angle_gamma   90.0
_symmetry_Int_Tables_number   1
_chemical_formula_structural   ZnSi2Tc
_chemical_formula_sum   'Zn1 Si2 Tc1'
_cell_volume   56.27
_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  0.22  0.81  1.0
  Si  Si1  1  0.0  0.06  0.47  1.0
  Si  Si2  1  0.0  0.22  0.76  1.0
  Tc  Tc3  1  0.0  0.96  0.23  1.0

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