data_KNbV
_symmetry_space_group_name_H-M   'P 1'
_cell_length_a   8.58
_cell_length_b   8.37
_cell_length_c   3.0
_cell_angle_alpha   83.65
_cell_angle_beta   76.04
_cell_angle_gamma   20.31
_symmetry_Int_Tables_number   1
_chemical_formula_structural   KNbV
_chemical_formula_sum   'K1 Nb1 V1'
_cell_volume   68.07
_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  0.67  0.49  0.36  1.0
  Nb  Nb1  1  0.67  0.49  0.44  1.0
  V  V2  1  0.67  0.49  0.03  1.0

data_KNbV
_symmetry_space_group_name_H-M   Cm
_cell_length_a   3.33
_cell_length_b   16.41
_cell_length_c   3.0
_cell_angle_alpha   90.0
_cell_angle_beta   123.78
_cell_angle_gamma   90.0
_symmetry_Int_Tables_number   8
_chemical_formula_structural   KNbV
_chemical_formula_sum   'K2 Nb2 V2'
_cell_volume   136.14
_cell_formula_units_Z   2
loop_
 _symmetry_equiv_pos_site_id
 _symmetry_equiv_pos_as_xyz
  1  'x, y, z'
  2  'x, -y, z'
  3  'x+1/2, y+1/2, z'
  4  'x+1/2, -y+1/2, 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  2  0.36  0.0  0.03  1.0
  Nb  Nb1  2  0.44  0.0  0.1  1.0
  V  V2  2  0.03  0.0  0.69  1.0

K Nb V