data_KAlCo2
_symmetry_space_group_name_H-M   'P 1'
_cell_length_a   4.97
_cell_length_b   4.97
_cell_length_c   2.69
_cell_angle_alpha   90.0
_cell_angle_beta   90.0
_cell_angle_gamma   90.0
_symmetry_Int_Tables_number   1
_chemical_formula_structural   KAlCo2
_chemical_formula_sum   'K1 Al1 Co2'
_cell_volume   66.39
_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  K3  1  0.48  0.48  0.0  1.0
  Al  Al0  1  0.0  0.0  0.0  1.0
  Co  Co1  1  0.0  0.48  0.35  1.0
  Co  Co2  1  0.48  0.0  0.35  1.0

data_KAlCo2
_symmetry_space_group_name_H-M   Cm
_cell_length_a   7.02
_cell_length_b   7.02
_cell_length_c   2.69
_cell_angle_alpha   90.0
_cell_angle_beta   90.0
_cell_angle_gamma   90.0
_symmetry_Int_Tables_number   8
_chemical_formula_structural   KAlCo2
_chemical_formula_sum   'K2 Al2 Co4'
_cell_volume   132.79
_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  0.48  0.0  0.0  1.0
  Al  Al1  2  0.0  0.0  0.0  1.0
  Co  Co2  4  0.24  0.24  0.35  1.0

K Al Co Co
KCo2Al crystallizes in the monoclinic Cm space group. K(1) is bonded in a 4-coordinate geometry to eight equivalent Co(1) atoms. There are a spread of K(1)-Co(1) bond distances ranging from 2.57-3.11 Å. Co(1) is bonded in a 10-coordinate geometry to four equivalent K(1), two equivalent Co(1), and four equivalent Al(1) atoms. Both Co(1)-Co(1) bond lengths are 2.69 Å. There are a spread of Co(1)-Al(1) bond distances ranging from 2.57-3.11 Å. Al(1) is bonded in a 4-coordinate geometry to eight equivalent Co(1) atoms.