data_K2LiNb
_symmetry_space_group_name_H-M   'P 1'
_cell_length_a   7.14
_cell_length_b   7.14
_cell_length_c   6.9
_cell_angle_alpha   106.35
_cell_angle_beta   106.35
_cell_angle_gamma   24.33
_symmetry_Int_Tables_number   1
_chemical_formula_structural   K2LiNb
_chemical_formula_sum   'K2 Li1 Nb1'
_cell_volume   138.89
_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  0.77  0.0  0.09  1.0
  K  K1  1  0.11  0.0  0.06  1.0
  Li  Li2  1  0.71  0.0  0.23  1.0
  Nb  Nb3  1  0.36  0.0  0.13  1.0

data_K2LiNb
_symmetry_space_group_name_H-M   P1
_cell_length_a   3.01
_cell_length_b   6.9
_cell_length_c   7.14
_cell_angle_alpha   106.35
_cell_angle_beta   102.16
_cell_angle_gamma   90.0
_symmetry_Int_Tables_number   1
_chemical_formula_structural   K2LiNb
_chemical_formula_sum   'K2 Li1 Nb1'
_cell_volume   138.89
_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  0.06  0.11  1.0
  K  K1  1  0.0  0.09  0.77  1.0
  Li  Li2  1  0.0  0.23  0.71  1.0
  Nb  Nb3  1  0.0  0.13  0.36  1.0

K K Li Nb