data_TcAs
_symmetry_space_group_name_H-M   'P 1'
_cell_length_a   4.81
_cell_length_b   4.81
_cell_length_c   4.43
_cell_angle_alpha   90.0
_cell_angle_beta   90.0
_cell_angle_gamma   141.55
_symmetry_Int_Tables_number   1
_chemical_formula_structural   TcAs
_chemical_formula_sum   'Tc2 As2'
_cell_volume   63.69
_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  Tc2  1  0.58  0.26  0.33  1.0
  Tc  Tc3  1  0.58  0.74  0.11  1.0
  As  As0  1  0.58  0.83  0.33  1.0
  As  As1  1  0.58  0.17  0.11  1.0

data_TcAs
_symmetry_space_group_name_H-M   P-1
_cell_length_a   3.17
_cell_length_b   4.43
_cell_length_c   4.81
_cell_angle_alpha   90.0
_cell_angle_beta   109.22
_cell_angle_gamma   90.0
_symmetry_Int_Tables_number   2
_chemical_formula_structural   TcAs
_chemical_formula_sum   'Tc2 As2'
_cell_volume   63.69
_cell_formula_units_Z   2
loop_
 _symmetry_equiv_pos_site_id
 _symmetry_equiv_pos_as_xyz
  1  'x, y, z'
  2  '-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  0.26  0.39  0.26  1.0
  As  As1  2  0.17  0.61  0.17  1.0

Tc Tc As As