data_K3B4
_symmetry_space_group_name_H-M   'P 1'
_cell_length_a   6.54
_cell_length_b   6.54
_cell_length_c   4.16
_cell_angle_alpha   90.0
_cell_angle_beta   90.0
_cell_angle_gamma   120.0
_symmetry_Int_Tables_number   1
_chemical_formula_structural   K3B4
_chemical_formula_sum   'K3 B4'
_cell_volume   154.23
_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  K4  1  0.64  0.83  0.08  1.0
  K  K5  1  0.27  0.0  0.08  1.0
  K  K6  1  0.36  0.83  0.08  1.0
  B  B0  1  0.0  0.0  0.22  1.0
  B  B1  1  0.0  0.0  0.94  1.0
  B  B2  1  0.0  0.78  0.0  1.0
  B  B3  1  0.27  0.89  0.0  1.0

data_K3B4
_symmetry_space_group_name_H-M   P1
_cell_length_a   4.16
_cell_length_b   6.54
_cell_length_c   6.54
_cell_angle_alpha   120.0
_cell_angle_beta   90.0
_cell_angle_gamma   90.0
_symmetry_Int_Tables_number   1
_chemical_formula_structural   K3B4
_chemical_formula_sum   'K3 B4'
_cell_volume   154.23
_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  0.08  0.27  0.0  1.0
  K  K1  1  0.08  0.36  0.83  1.0
  K  K2  1  0.08  0.64  0.83  1.0
  B  B3  1  -0.0  0.27  0.89  1.0
  B  B4  1  -0.0  -0.0  0.78  1.0
  B  B5  1  0.22  0.0  0.0  1.0
  B  B6  1  0.94  0.0  0.0  1.0

K K K B B B B