The crystal structure described by KSr2Cd2Sb3 is Magnesium tetraboride-derived structured and crystallizes in the orthorhombic Pnma space group. K(1) is bonded in a 4-coordinate geometry to one Cd(2), two equivalent Cd(1), two equivalent Sb(1), and three equivalent Sb(2) atoms. There are two inequivalent Sr sites. In the first Sr site, Sr(1) 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. In the second Sr site, Sr(2) is bonded in a 11-coordinate geometry to two equivalent Cd(2), three equivalent Cd(1), one Sb(1), two equivalent Sb(2), and three 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 Sr(1), three equivalent Sr(2), one Sb(1), one Sb(2), and two equivalent Sb(3) atoms. In the second Cd site, Cd(2) is bonded in a 9-coordinate geometry to one K(1), two equivalent Sr(1), two equivalent Sr(2), one Sb(2), one Sb(3), and two equivalent Sb(1) atoms. There are three inequivalent Sb sites. In the first Sb site, Sb(1) is bonded in a 7-coordinate geometry to two equivalent K(1), one Sr(2), two equivalent Sr(1), one Cd(1), and two equivalent Cd(2) atoms. In the second Sb site, Sb(2) is bonded in a 9-coordinate geometry to three equivalent K(1), two equivalent Sr(1), two equivalent Sr(2), one Cd(1), and one Cd(2) atom. In the third Sb site, Sb(3) is bonded in a 8-coordinate geometry to two equivalent Sr(1), three equivalent Sr(2), one Cd(2), and two equivalent Cd(1) atoms. is represented by the CIF file [CIF]
data_KSr2Cd2Sb3
_symmetry_space_group_name_H-M   'P 1'
_cell_length_a   4.905
_cell_length_b   12.968
_cell_length_c   16.576
_cell_angle_alpha   90.000
_cell_angle_beta   90.000
_cell_angle_gamma   90.000
_symmetry_Int_Tables_number   1
_cell_volume   1054.417
_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  0.250  0.407  0.542  1.0
  K  K1  1  0.750  0.093  0.042  1.0
  K  K2  1  0.250  0.907  0.958  1.0
  K  K3  1  0.750  0.593  0.458  1.0
  Sr  Sr4  1  0.250  0.363  0.278  1.0
  Sr  Sr5  1  0.750  0.137  0.778  1.0
  Sr  Sr6  1  0.250  0.863  0.222  1.0
  Sr  Sr7  1  0.750  0.637  0.722  1.0
  Sr  Sr8  1  0.250  0.101  0.423  1.0
  Sr  Sr9  1  0.750  0.399  0.923  1.0
  Sr  Sr10  1  0.250  0.601  0.077  1.0
  Sr  Sr11  1  0.750  0.899  0.577  1.0
  Cd  Cd12  1  0.250  0.300  0.073  1.0
  Cd  Cd13  1  0.750  0.200  0.573  1.0
  Cd  Cd14  1  0.250  0.800  0.427  1.0
  Cd  Cd15  1  0.750  0.700  0.927  1.0
  Cd  Cd16  1  0.250  0.371  0.777  1.0
  Cd  Cd17  1  0.750  0.129  0.277  1.0
  Cd  Cd18  1  0.250  0.871  0.723  1.0
  Cd  Cd19  1  0.750  0.629  0.223  1.0
  Sb  Sb20  1  0.250  0.121  0.188  1.0
  Sb  Sb21  1  0.750  0.379  0.688  1.0
  Sb  Sb22  1  0.250  0.621  0.312  1.0
  Sb  Sb23  1  0.750  0.879  0.812  1.0
  Sb  Sb24  1  0.250  0.712  0.589  1.0
  Sb  Sb25  1  0.750  0.788  0.089  1.0
  Sb  Sb26  1  0.250  0.212  0.911  1.0
  Sb  Sb27  1  0.750  0.288  0.411  1.0
  Sb  Sb28  1  0.250  0.080  0.627  1.0
  Sb  Sb29  1  0.750  0.420  0.127  1.0
  Sb  Sb30  1  0.250  0.580  0.873  1.0
  Sb  Sb31  1  0.750  0.920  0.373  1.0
[/CIF]
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The crystal structure described by KSr2Cd2Sb3 is Magnesium tetraboride-derived structured and crystallizes in the orthorhombic Pnma space group. K(1) is bonded in a 4-coordinate geometry to one Cd(2), two equivalent Cd(1), two equivalent Sb(1), and three equivalent Sb(2) atoms. There are two inequivalent Sr sites. In the first Sr site, Sr(1) 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. In the second Sr site, Sr(2) is bonded in a 11-coordinate geometry to two equivalent Cd(2), three equivalent Cd(1), one Sb(1), two equivalent Sb(2), and three 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 Sr(1), three equivalent Sr(2), one Sb(1), one Sb(2), and two equivalent Sb(3) atoms. In the second Cd site, Cd(2) is bonded in a 9-coordinate geometry to one K(1), two equivalent Sr(1), two equivalent Sr(2), one Sb(2), one Sb(3), and two equivalent Sb(1) atoms. There are three inequivalent Sb sites. In the first Sb site, Sb(1) is bonded in a 7-coordinate geometry to two equivalent K(1), one Sr(2), two equivalent Sr(1), one Cd(1), and two equivalent Cd(2) atoms. In the second Sb site, Sb(2) is bonded in a 9-coordinate geometry to three equivalent K(1), two equivalent Sr(1), two equivalent Sr(2), one Cd(1), and one Cd(2) atom. In the third Sb site, Sb(3) is bonded in a 8-coordinate geometry to two equivalent Sr(1), three equivalent Sr(2), one Cd(2), and two equivalent Cd(1) atoms. is represented by the CIF file [CIF]
data_KSr2Cd2Sb3
_symmetry_space_group_name_H-M   'P 1'
_cell_length_a   4.905
_cell_length_b   12.968
_cell_length_c   16.576
_cell_angle_alpha   90.000
_cell_angle_beta   90.000
_cell_angle_gamma   90.000
_symmetry_Int_Tables_number   1
_cell_volume   1054.417
_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  0.250  0.407  0.542  1.0
  K  K1  1  0.750  0.093  0.042  1.0
  K  K2  1  0.250  0.907  0.958  1.0
  K  K3  1  0.750  0.593  0.458  1.0
  Sr  Sr4  1  0.250  0.363  0.278  1.0
  Sr  Sr5  1  0.750  0.137  0.778  1.0
  Sr  Sr6  1  0.250  0.863  0.222  1.0
  Sr  Sr7  1  0.750  0.637  0.722  1.0
  Sr  Sr8  1  0.250  0.101  0.423  1.0
  Sr  Sr9  1  0.750  0.399  0.923  1.0
  Sr  Sr10  1  0.250  0.601  0.077  1.0
  Sr  Sr11  1  0.750  0.899  0.577  1.0
  Cd  Cd12  1  0.250  0.300  0.073  1.0
  Cd  Cd13  1  0.750  0.200  0.573  1.0
  Cd  Cd14  1  0.250  0.800  0.427  1.0
  Cd  Cd15  1  0.750  0.700  0.927  1.0
  Cd  Cd16  1  0.250  0.371  0.777  1.0
  Cd  Cd17  1  0.750  0.129  0.277  1.0
  Cd  Cd18  1  0.250  0.871  0.723  1.0
  Cd  Cd19  1  0.750  0.629  0.223  1.0
  Sb  Sb20  1  0.250  0.121  0.188  1.0
  Sb  Sb21  1  0.750  0.379  0.688  1.0
  Sb  Sb22  1  0.250  0.621  0.312  1.0
  Sb  Sb23  1  0.750  0.879  0.812  1.0
  Sb  Sb24  1  0.250  0.712  0.589  1.0
  Sb  Sb25  1  0.750  0.788  0.089  1.0
  Sb  Sb26  1  0.250  0.212  0.911  1.0
  Sb  Sb27  1  0.750  0.288  0.411  1.0
  Sb  Sb28  1  0.250  0.080  0.627  1.0
  Sb  Sb29  1  0.750  0.420  0.127  1.0
  Sb  Sb30  1  0.250  0.580  0.873  1.0
  Sb  Sb31  1  0.750  0.920  0.373  1.0
[/CIF]
.