data_K2NbTc
_symmetry_space_group_name_H-M   'P 1'
_cell_length_a   3.44
_cell_length_b   3.44
_cell_length_c   11.96
_cell_angle_alpha   97.71
_cell_angle_beta   97.71
_cell_angle_gamma   59.77
_symmetry_Int_Tables_number   1
_chemical_formula_structural   K2NbTc
_chemical_formula_sum   'K2 Nb1 Tc1'
_cell_volume   120.79
_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
  K  K0  1  0.03  0.0  0.73  1.0
  K  K1  1  0.09  0.0  0.34  1.0
  Nb  Nb2  1  0.04  0.0  0.08  1.0
  Tc  Tc3  1  0.02  0.0  0.57  1.0

data_K2NbTc
_symmetry_space_group_name_H-M   P1
_cell_length_a   3.43
_cell_length_b   3.44
_cell_length_c   11.96
_cell_angle_alpha   97.71
_cell_angle_beta   90.0
_cell_angle_gamma   119.88
_symmetry_Int_Tables_number   1
_chemical_formula_structural   K2NbTc
_chemical_formula_sum   'K2 Nb1 Tc1'
_cell_volume   120.79
_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
  K  K0  1  0.0  0.91  0.66  1.0
  K  K1  1  0.0  0.97  0.27  1.0
  Nb  Nb2  1  0.0  0.96  0.92  1.0
  Tc  Tc3  1  0.0  0.98  0.43  1.0

K K Nb Tc