The crystal structure described by KEu2Cd2Sb3 is Magnesium tetraboride-derived structured and crystallizes in the orthorhombic Pnma space group. K(1) is bonded in a 7-coordinate geometry to one Cd(2), two equivalent Cd(1), two equivalent Sb(2), and three equivalent Sb(3) atoms. There are two inequivalent Eu sites. In the first Eu site, Eu(1) is bonded in a 11-coordinate geometry to two equivalent Cd(2), three equivalent Cd(1), one Sb(2), two equivalent Sb(3), and three equivalent Sb(1) atoms. In the second Eu site, Eu(2) is bonded in a 7-coordinate geometry to one Cd(1), two equivalent Cd(2), two equivalent Sb(1), two equivalent Sb(2), and two equivalent Sb(3) atoms. There are two inequivalent Cd sites. In the first Cd site, Cd(1) is bonded in a 10-coordinate geometry to two equivalent K(1), one Eu(2), three equivalent Eu(1), one Sb(2), one Sb(3), and two equivalent Sb(1) atoms. In the second Cd site, Cd(2) is bonded in a 9-coordinate geometry to one K(1), two equivalent Eu(1), two equivalent Eu(2), one Sb(1), one Sb(3), and two equivalent Sb(2) atoms. There are three inequivalent Sb sites. In the first Sb site, Sb(1) is bonded in a 8-coordinate geometry to two equivalent Eu(2), three equivalent Eu(1), one Cd(2), and two equivalent Cd(1) atoms. In the second Sb site, Sb(2) is bonded in a 8-coordinate geometry to two equivalent K(1), one Eu(1), two equivalent Eu(2), one Cd(1), and two equivalent Cd(2) atoms. In the third Sb site, Sb(3) is bonded in a 9-coordinate geometry to three equivalent K(1), two equivalent Eu(1), two equivalent Eu(2), one Cd(1), and one Cd(2) atom. is represented by the CIF file [CIF]
data_KEu2Cd2Sb3
_symmetry_space_group_name_H-M   'P 1'
_cell_length_a   12.659
_cell_length_b   4.879
_cell_length_c   16.296
_cell_angle_alpha   90.000
_cell_angle_beta   90.000
_cell_angle_gamma   90.000
_symmetry_Int_Tables_number   1
_cell_volume   1006.481
_cell_formula_units_Z   4
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  0.408  0.250  0.454  1.0
  K  K1  1  0.908  0.250  0.046  1.0
  K  K2  1  0.592  0.750  0.546  1.0
  K  K3  1  0.092  0.750  0.954  1.0
  Eu  Eu4  1  0.100  0.250  0.576  1.0
  Eu  Eu5  1  0.600  0.250  0.924  1.0
  Eu  Eu6  1  0.900  0.750  0.424  1.0
  Eu  Eu7  1  0.400  0.750  0.076  1.0
  Eu  Eu8  1  0.364  0.250  0.720  1.0
  Eu  Eu9  1  0.864  0.250  0.780  1.0
  Eu  Eu10  1  0.636  0.750  0.280  1.0
  Eu  Eu11  1  0.136  0.750  0.220  1.0
  Cd  Cd12  1  0.303  0.250  0.924  1.0
  Cd  Cd13  1  0.803  0.250  0.576  1.0
  Cd  Cd14  1  0.697  0.750  0.076  1.0
  Cd  Cd15  1  0.197  0.750  0.424  1.0
  Cd  Cd16  1  0.370  0.250  0.220  1.0
  Cd  Cd17  1  0.870  0.250  0.280  1.0
  Cd  Cd18  1  0.630  0.750  0.780  1.0
  Cd  Cd19  1  0.130  0.750  0.720  1.0
  Sb  Sb20  1  0.079  0.250  0.373  1.0
  Sb  Sb21  1  0.579  0.250  0.127  1.0
  Sb  Sb22  1  0.921  0.750  0.627  1.0
  Sb  Sb23  1  0.421  0.750  0.873  1.0
  Sb  Sb24  1  0.123  0.250  0.808  1.0
  Sb  Sb25  1  0.623  0.250  0.692  1.0
  Sb  Sb26  1  0.877  0.750  0.192  1.0
  Sb  Sb27  1  0.377  0.750  0.308  1.0
  Sb  Sb28  1  0.711  0.250  0.413  1.0
  Sb  Sb29  1  0.211  0.250  0.087  1.0
  Sb  Sb30  1  0.289  0.750  0.587  1.0
  Sb  Sb31  1  0.789  0.750  0.913  1.0
[/CIF]
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The crystal structure described by KEu2Cd2Sb3 is Magnesium tetraboride-derived structured and crystallizes in the orthorhombic Pnma space group. K(1) is bonded in a 7-coordinate geometry to one Cd(2), two equivalent Cd(1), two equivalent Sb(2), and three equivalent Sb(3) atoms. There are two inequivalent Eu sites. In the first Eu site, Eu(1) is bonded in a 11-coordinate geometry to two equivalent Cd(2), three equivalent Cd(1), one Sb(2), two equivalent Sb(3), and three equivalent Sb(1) atoms. In the second Eu site, Eu(2) is bonded in a 7-coordinate geometry to one Cd(1), two equivalent Cd(2), two equivalent Sb(1), two equivalent Sb(2), and two equivalent Sb(3) atoms. There are two inequivalent Cd sites. In the first Cd site, Cd(1) is bonded in a 10-coordinate geometry to two equivalent K(1), one Eu(2), three equivalent Eu(1), one Sb(2), one Sb(3), and two equivalent Sb(1) atoms. In the second Cd site, Cd(2) is bonded in a 9-coordinate geometry to one K(1), two equivalent Eu(1), two equivalent Eu(2), one Sb(1), one Sb(3), and two equivalent Sb(2) atoms. There are three inequivalent Sb sites. In the first Sb site, Sb(1) is bonded in a 8-coordinate geometry to two equivalent Eu(2), three equivalent Eu(1), one Cd(2), and two equivalent Cd(1) atoms. In the second Sb site, Sb(2) is bonded in a 8-coordinate geometry to two equivalent K(1), one Eu(1), two equivalent Eu(2), one Cd(1), and two equivalent Cd(2) atoms. In the third Sb site, Sb(3) is bonded in a 9-coordinate geometry to three equivalent K(1), two equivalent Eu(1), two equivalent Eu(2), one Cd(1), and one Cd(2) atom. is represented by the CIF file [CIF]
data_KEu2Cd2Sb3
_symmetry_space_group_name_H-M   'P 1'
_cell_length_a   12.659
_cell_length_b   4.879
_cell_length_c   16.296
_cell_angle_alpha   90.000
_cell_angle_beta   90.000
_cell_angle_gamma   90.000
_symmetry_Int_Tables_number   1
_cell_volume   1006.481
_cell_formula_units_Z   4
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  0.408  0.250  0.454  1.0
  K  K1  1  0.908  0.250  0.046  1.0
  K  K2  1  0.592  0.750  0.546  1.0
  K  K3  1  0.092  0.750  0.954  1.0
  Eu  Eu4  1  0.100  0.250  0.576  1.0
  Eu  Eu5  1  0.600  0.250  0.924  1.0
  Eu  Eu6  1  0.900  0.750  0.424  1.0
  Eu  Eu7  1  0.400  0.750  0.076  1.0
  Eu  Eu8  1  0.364  0.250  0.720  1.0
  Eu  Eu9  1  0.864  0.250  0.780  1.0
  Eu  Eu10  1  0.636  0.750  0.280  1.0
  Eu  Eu11  1  0.136  0.750  0.220  1.0
  Cd  Cd12  1  0.303  0.250  0.924  1.0
  Cd  Cd13  1  0.803  0.250  0.576  1.0
  Cd  Cd14  1  0.697  0.750  0.076  1.0
  Cd  Cd15  1  0.197  0.750  0.424  1.0
  Cd  Cd16  1  0.370  0.250  0.220  1.0
  Cd  Cd17  1  0.870  0.250  0.280  1.0
  Cd  Cd18  1  0.630  0.750  0.780  1.0
  Cd  Cd19  1  0.130  0.750  0.720  1.0
  Sb  Sb20  1  0.079  0.250  0.373  1.0
  Sb  Sb21  1  0.579  0.250  0.127  1.0
  Sb  Sb22  1  0.921  0.750  0.627  1.0
  Sb  Sb23  1  0.421  0.750  0.873  1.0
  Sb  Sb24  1  0.123  0.250  0.808  1.0
  Sb  Sb25  1  0.623  0.250  0.692  1.0
  Sb  Sb26  1  0.877  0.750  0.192  1.0
  Sb  Sb27  1  0.377  0.750  0.308  1.0
  Sb  Sb28  1  0.711  0.250  0.413  1.0
  Sb  Sb29  1  0.211  0.250  0.087  1.0
  Sb  Sb30  1  0.289  0.750  0.587  1.0
  Sb  Sb31  1  0.789  0.750  0.913  1.0
[/CIF]
.