The structure described by K crystallizes in the tetragonal I4_1/amd space group. K(1) is bonded to eight equivalent K(1) atoms to form a mixture of edge and corner-sharing KK8 hexagonal bipyramids. is represented by the CIF card [CIF]
data_K
_symmetry_space_group_name_H-M   'P 1'
_cell_length_a   4.416
_cell_length_b   4.416
_cell_length_c   8.631
_cell_angle_alpha   104.824
_cell_angle_beta   104.824
_cell_angle_gamma   90.000
_symmetry_Int_Tables_number   1
_cell_volume   156.918
_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
  K  K0  1  0.125  0.375  0.750  1.0
  K  K1  1  0.875  0.625  0.250  1.0
[/CIF]
.
The structure described by K crystallizes in the tetragonal I4_1/amd space group. K(1) is bonded to eight equivalent K(1) atoms to form a mixture of edge and corner-sharing KK8 hexagonal bipyramids. is represented by the CIF card [CIF]
data_K
_symmetry_space_group_name_H-M   'P 1'
_cell_length_a   4.416
_cell_length_b   4.416
_cell_length_c   8.631
_cell_angle_alpha   104.824
_cell_angle_beta   104.824
_cell_angle_gamma   90.000
_symmetry_Int_Tables_number   1
_cell_volume   156.918
_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
  K  K0  1  0.125  0.375  0.750  1.0
  K  K1  1  0.875  0.625  0.250  1.0
[/CIF]
.