The compound described by Mg6MoCd crystallizes in the orthorhombic Amm2 space group. There are eight inequivalent Mg sites. In the first Mg site, Mg(1) is bonded to two equivalent Mg(1), two equivalent Mg(2), two equivalent Mg(3), two equivalent Mg(4), two equivalent Mo(1), and two equivalent Cd(1) atoms to form distorted MgMg8Cd2Mo2 cuboctahedra that share corners with four equivalent Mg(2)Mg10Mo2 cuboctahedra; corners with four equivalent Mo(1)Mg10Cd2 cuboctahedra; corners with ten Mg(1,1,1)Mg8Cd2Mo2 cuboctahedra; edges with two equivalent Mg(2)Mg10Mo2 cuboctahedra; edges with two equivalent Mg(1)Mg8Cd2Mo2 cuboctahedra; edges with two equivalent Mo(1)Mg10Cd2 cuboctahedra; edges with four equivalent Mg(4)Mg10Cd2 cuboctahedra; edges with four equivalent Cd(1)Mg10Mo2 cuboctahedra; faces with two equivalent Mg(4)Mg10Cd2 cuboctahedra; faces with two equivalent Mg(2)Mg10Mo2 cuboctahedra; faces with two equivalent Mo(1)Mg10Cd2 cuboctahedra; faces with two equivalent Cd(1)Mg10Mo2 cuboctahedra; and faces with four Mg(1,1)Mg8Cd2Mo2 cuboctahedra. In the second Mg site, Mg(1) is bonded to two equivalent Mg(1), two equivalent Mg(2), two equivalent Mg(3), two equivalent Mg(4), two equivalent Mo(1), and two equivalent Cd(1) atoms to form distorted MgMg8Cd2Mo2 cuboctahedra that share corners with four equivalent Mg(2)Mg10Mo2 cuboctahedra; corners with four equivalent Mo(1)Mg10Cd2 cuboctahedra; corners with ten Mg(1,1)Mg8Cd2Mo2 cuboctahedra; edges with two equivalent Mg(2)Mg10Mo2 cuboctahedra; edges with two equivalent Mg(1)Mg8Cd2Mo2 cuboctahedra; edges with two equivalent Mo(1)Mg10Cd2 cuboctahedra; edges with four equivalent Mg(4)Mg10Cd2 cuboctahedra; edges with four equivalent Cd(1)Mg10Mo2 cuboctahedra; faces with two equivalent Mg(4)Mg10Cd2 cuboctahedra; faces with two equivalent Mg(2)Mg10Mo2 cuboctahedra; faces with two equivalent Mo(1)Mg10Cd2 cuboctahedra; faces with two equivalent Cd(1)Mg10Mo2 cuboctahedra; and faces with four Mg(1,1)Mg8Cd2Mo2 cuboctahedra. In the third Mg site, Mg(2) is bonded to two equivalent Mg(4); four Mg(1,1,1); four Mg(3,3); and two equivalent Mo(1) atoms to form distorted MgMg10Mo2 cuboctahedra that share corners with four equivalent Mo(1)Mg10Cd2 cuboctahedra; corners with six equivalent Mg(2)Mg10Mo2 cuboctahedra; corners with eight Mg(1,1,1)Mg8Cd2Mo2 cuboctahedra; edges with two equivalent Mo(1)Mg10Cd2 cuboctahedra; edges with four equivalent Mg(4)Mg10Cd2 cuboctahedra; edges with four Mg(1,1,1)Mg8Cd2Mo2 cuboctahedra; faces with two equivalent Mg(4)Mg10Cd2 cuboctahedra; faces with two equivalent Mg(2)Mg10Mo2 cuboctahedra; faces with two equivalent Mo(1)Mg10Cd2 cuboctahedra; faces with four Mg(1,1,1)Mg8Cd2Mo2 cuboctahedra; and faces with six equivalent Cd(1)Mg10Mo2 cuboctahedra. In the fourth Mg site, Mg(3) is bonded in a 12-coordinate geometry to two equivalent Mg(1), two equivalent Mg(2), two equivalent Mg(3), two equivalent Mg(4), two equivalent Mo(1), and two equivalent Cd(1) atoms. In the fifth Mg site, Mg(3) is bonded in a 12-coordinate geometry to two equivalent Mg(1), two equivalent Mg(2), two equivalent Mg(3), two equivalent Mg(4), two equivalent Mo(1), and two equivalent Cd(1) atoms. In the sixth Mg site, Mg(4) is bonded to two equivalent Mg(2); four Mg(1,1); four Mg(3,3,3); and two equivalent Cd(1) atoms to form distorted MgMg10Cd2 cuboctahedra that share corners with four equivalent Cd(1)Mg10Mo2 cuboctahedra; corners with six equivalent Mg(4)Mg10Cd2 cuboctahedra; edges with two equivalent Cd(1)Mg10Mo2 cuboctahedra; edges with four equivalent Mg(2)Mg10Mo2 cuboctahedra; edges with eight Mg(1,1,1)Mg8Cd2Mo2 cuboctahedra; faces with two equivalent Mg(4)Mg10Cd2 cuboctahedra; faces with two equivalent Mg(2)Mg10Mo2 cuboctahedra; faces with two equivalent Cd(1)Mg10Mo2 cuboctahedra; faces with four Mg(1,1)Mg8Cd2Mo2 cuboctahedra; and faces with six equivalent Mo(1)Mg10Cd2 cuboctahedra. In the seventh Mg site, Mg(1) is bonded to two equivalent Mg(1), two equivalent Mg(2), two equivalent Mg(3), two equivalent Mg(4), two equivalent Mo(1), and two equivalent Cd(1) atoms to form distorted MgMg8Cd2Mo2 cuboctahedra that share corners with four equivalent Mg(2)Mg10Mo2 cuboctahedra; corners with four equivalent Mo(1)Mg10Cd2 cuboctahedra; corners with ten Mg(1,1)Mg8Cd2Mo2 cuboctahedra; edges with two equivalent Mg(2)Mg10Mo2 cuboctahedra; edges with two equivalent Mg(1)Mg8Cd2Mo2 cuboctahedra; edges with two equivalent Mo(1)Mg10Cd2 cuboctahedra; edges with four equivalent Mg(4)Mg10Cd2 cuboctahedra; edges with four equivalent Cd(1)Mg10Mo2 cuboctahedra; faces with two equivalent Mg(4)Mg10Cd2 cuboctahedra; faces with two equivalent Mg(2)Mg10Mo2 cuboctahedra; faces with two equivalent Mo(1)Mg10Cd2 cuboctahedra; faces with two equivalent Cd(1)Mg10Mo2 cuboctahedra; and faces with four Mg(1,1)Mg8Cd2Mo2 cuboctahedra. In the eighth Mg site, Mg(3) is bonded in a 12-coordinate geometry to two equivalent Mg(1), two equivalent Mg(2), two equivalent Mg(3), two equivalent Mg(4), two equivalent Mo(1), and two equivalent Cd(1) atoms. Mo(1) is bonded to two equivalent Mg(2); four Mg(1,1,1); four Mg(3,3); and two equivalent Cd(1) atoms to form MoMg10Cd2 cuboctahedra that share corners with four equivalent Mg(2)Mg10Mo2 cuboctahedra; corners with six equivalent Mo(1)Mg10Cd2 cuboctahedra; corners with eight Mg(1,1,1)Mg8Cd2Mo2 cuboctahedra; edges with two equivalent Mg(2)Mg10Mo2 cuboctahedra; edges with four Mg(1,1,1)Mg8Cd2Mo2 cuboctahedra; edges with four equivalent Cd(1)Mg10Mo2 cuboctahedra; faces with two equivalent Mg(2)Mg10Mo2 cuboctahedra; faces with two equivalent Mo(1)Mg10Cd2 cuboctahedra; faces with two equivalent Cd(1)Mg10Mo2 cuboctahedra; faces with four Mg(1,1,1)Mg8Cd2Mo2 cuboctahedra; and faces with six equivalent Mg(4)Mg10Cd2 cuboctahedra. Cd(1) is bonded to two equivalent Mg(4); four Mg(1,1); four Mg(3,3,3); and two equivalent Mo(1) atoms to form CdMg10Mo2 cuboctahedra that share corners with four equivalent Mg(4)Mg10Cd2 cuboctahedra; corners with six equivalent Cd(1)Mg10Mo2 cuboctahedra; edges with two equivalent Mg(4)Mg10Cd2 cuboctahedra; edges with four equivalent Mo(1)Mg10Cd2 cuboctahedra; edges with eight Mg(1,1,1)Mg8Cd2Mo2 cuboctahedra; faces with two equivalent Mg(4)Mg10Cd2 cuboctahedra; faces with two equivalent Mo(1)Mg10Cd2 cuboctahedra; faces with two equivalent Cd(1)Mg10Mo2 cuboctahedra; faces with four Mg(1,1)Mg8Cd2Mo2 cuboctahedra; and faces with six equivalent Mg(2)Mg10Mo2 cuboctahedra. is represented by the CIF card [CIF]
data_Mg6CdMo
_symmetry_space_group_name_H-M   'P 1'
_cell_length_a   4.933
_cell_length_b   6.184
_cell_length_c   6.184
_cell_angle_alpha   119.875
_cell_angle_beta   90.000
_cell_angle_gamma   90.000
_symmetry_Int_Tables_number   1
_cell_volume   163.564
_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
  Cd  Cd0  1  0.500  0.327  0.673  1.0
  Mg  Mg1  1  0.000  0.666  0.831  1.0
  Mg  Mg2  1  0.000  0.169  0.334  1.0
  Mg  Mg3  1  0.000  0.665  0.335  1.0
  Mg  Mg4  1  0.500  0.851  0.674  1.0
  Mg  Mg5  1  0.500  0.326  0.149  1.0
  Mg  Mg6  1  0.500  0.833  0.167  1.0
  Mo  Mo7  1  0.000  0.163  0.837  1.0
[/CIF]
.
The compound described by Mg6MoCd crystallizes in the orthorhombic Amm2 space group. There are eight inequivalent Mg sites. In the first Mg site, Mg(1) is bonded to two equivalent Mg(1), two equivalent Mg(2), two equivalent Mg(3), two equivalent Mg(4), two equivalent Mo(1), and two equivalent Cd(1) atoms to form distorted MgMg8Cd2Mo2 cuboctahedra that share corners with four equivalent Mg(2)Mg10Mo2 cuboctahedra; corners with four equivalent Mo(1)Mg10Cd2 cuboctahedra; corners with ten Mg(1,1,1)Mg8Cd2Mo2 cuboctahedra; edges with two equivalent Mg(2)Mg10Mo2 cuboctahedra; edges with two equivalent Mg(1)Mg8Cd2Mo2 cuboctahedra; edges with two equivalent Mo(1)Mg10Cd2 cuboctahedra; edges with four equivalent Mg(4)Mg10Cd2 cuboctahedra; edges with four equivalent Cd(1)Mg10Mo2 cuboctahedra; faces with two equivalent Mg(4)Mg10Cd2 cuboctahedra; faces with two equivalent Mg(2)Mg10Mo2 cuboctahedra; faces with two equivalent Mo(1)Mg10Cd2 cuboctahedra; faces with two equivalent Cd(1)Mg10Mo2 cuboctahedra; and faces with four Mg(1,1)Mg8Cd2Mo2 cuboctahedra. In the second Mg site, Mg(1) is bonded to two equivalent Mg(1), two equivalent Mg(2), two equivalent Mg(3), two equivalent Mg(4), two equivalent Mo(1), and two equivalent Cd(1) atoms to form distorted MgMg8Cd2Mo2 cuboctahedra that share corners with four equivalent Mg(2)Mg10Mo2 cuboctahedra; corners with four equivalent Mo(1)Mg10Cd2 cuboctahedra; corners with ten Mg(1,1)Mg8Cd2Mo2 cuboctahedra; edges with two equivalent Mg(2)Mg10Mo2 cuboctahedra; edges with two equivalent Mg(1)Mg8Cd2Mo2 cuboctahedra; edges with two equivalent Mo(1)Mg10Cd2 cuboctahedra; edges with four equivalent Mg(4)Mg10Cd2 cuboctahedra; edges with four equivalent Cd(1)Mg10Mo2 cuboctahedra; faces with two equivalent Mg(4)Mg10Cd2 cuboctahedra; faces with two equivalent Mg(2)Mg10Mo2 cuboctahedra; faces with two equivalent Mo(1)Mg10Cd2 cuboctahedra; faces with two equivalent Cd(1)Mg10Mo2 cuboctahedra; and faces with four Mg(1,1)Mg8Cd2Mo2 cuboctahedra. In the third Mg site, Mg(2) is bonded to two equivalent Mg(4); four Mg(1,1,1); four Mg(3,3); and two equivalent Mo(1) atoms to form distorted MgMg10Mo2 cuboctahedra that share corners with four equivalent Mo(1)Mg10Cd2 cuboctahedra; corners with six equivalent Mg(2)Mg10Mo2 cuboctahedra; corners with eight Mg(1,1,1)Mg8Cd2Mo2 cuboctahedra; edges with two equivalent Mo(1)Mg10Cd2 cuboctahedra; edges with four equivalent Mg(4)Mg10Cd2 cuboctahedra; edges with four Mg(1,1,1)Mg8Cd2Mo2 cuboctahedra; faces with two equivalent Mg(4)Mg10Cd2 cuboctahedra; faces with two equivalent Mg(2)Mg10Mo2 cuboctahedra; faces with two equivalent Mo(1)Mg10Cd2 cuboctahedra; faces with four Mg(1,1,1)Mg8Cd2Mo2 cuboctahedra; and faces with six equivalent Cd(1)Mg10Mo2 cuboctahedra. In the fourth Mg site, Mg(3) is bonded in a 12-coordinate geometry to two equivalent Mg(1), two equivalent Mg(2), two equivalent Mg(3), two equivalent Mg(4), two equivalent Mo(1), and two equivalent Cd(1) atoms. In the fifth Mg site, Mg(3) is bonded in a 12-coordinate geometry to two equivalent Mg(1), two equivalent Mg(2), two equivalent Mg(3), two equivalent Mg(4), two equivalent Mo(1), and two equivalent Cd(1) atoms. In the sixth Mg site, Mg(4) is bonded to two equivalent Mg(2); four Mg(1,1); four Mg(3,3,3); and two equivalent Cd(1) atoms to form distorted MgMg10Cd2 cuboctahedra that share corners with four equivalent Cd(1)Mg10Mo2 cuboctahedra; corners with six equivalent Mg(4)Mg10Cd2 cuboctahedra; edges with two equivalent Cd(1)Mg10Mo2 cuboctahedra; edges with four equivalent Mg(2)Mg10Mo2 cuboctahedra; edges with eight Mg(1,1,1)Mg8Cd2Mo2 cuboctahedra; faces with two equivalent Mg(4)Mg10Cd2 cuboctahedra; faces with two equivalent Mg(2)Mg10Mo2 cuboctahedra; faces with two equivalent Cd(1)Mg10Mo2 cuboctahedra; faces with four Mg(1,1)Mg8Cd2Mo2 cuboctahedra; and faces with six equivalent Mo(1)Mg10Cd2 cuboctahedra. In the seventh Mg site, Mg(1) is bonded to two equivalent Mg(1), two equivalent Mg(2), two equivalent Mg(3), two equivalent Mg(4), two equivalent Mo(1), and two equivalent Cd(1) atoms to form distorted MgMg8Cd2Mo2 cuboctahedra that share corners with four equivalent Mg(2)Mg10Mo2 cuboctahedra; corners with four equivalent Mo(1)Mg10Cd2 cuboctahedra; corners with ten Mg(1,1)Mg8Cd2Mo2 cuboctahedra; edges with two equivalent Mg(2)Mg10Mo2 cuboctahedra; edges with two equivalent Mg(1)Mg8Cd2Mo2 cuboctahedra; edges with two equivalent Mo(1)Mg10Cd2 cuboctahedra; edges with four equivalent Mg(4)Mg10Cd2 cuboctahedra; edges with four equivalent Cd(1)Mg10Mo2 cuboctahedra; faces with two equivalent Mg(4)Mg10Cd2 cuboctahedra; faces with two equivalent Mg(2)Mg10Mo2 cuboctahedra; faces with two equivalent Mo(1)Mg10Cd2 cuboctahedra; faces with two equivalent Cd(1)Mg10Mo2 cuboctahedra; and faces with four Mg(1,1)Mg8Cd2Mo2 cuboctahedra. In the eighth Mg site, Mg(3) is bonded in a 12-coordinate geometry to two equivalent Mg(1), two equivalent Mg(2), two equivalent Mg(3), two equivalent Mg(4), two equivalent Mo(1), and two equivalent Cd(1) atoms. Mo(1) is bonded to two equivalent Mg(2); four Mg(1,1,1); four Mg(3,3); and two equivalent Cd(1) atoms to form MoMg10Cd2 cuboctahedra that share corners with four equivalent Mg(2)Mg10Mo2 cuboctahedra; corners with six equivalent Mo(1)Mg10Cd2 cuboctahedra; corners with eight Mg(1,1,1)Mg8Cd2Mo2 cuboctahedra; edges with two equivalent Mg(2)Mg10Mo2 cuboctahedra; edges with four Mg(1,1,1)Mg8Cd2Mo2 cuboctahedra; edges with four equivalent Cd(1)Mg10Mo2 cuboctahedra; faces with two equivalent Mg(2)Mg10Mo2 cuboctahedra; faces with two equivalent Mo(1)Mg10Cd2 cuboctahedra; faces with two equivalent Cd(1)Mg10Mo2 cuboctahedra; faces with four Mg(1,1,1)Mg8Cd2Mo2 cuboctahedra; and faces with six equivalent Mg(4)Mg10Cd2 cuboctahedra. Cd(1) is bonded to two equivalent Mg(4); four Mg(1,1); four Mg(3,3,3); and two equivalent Mo(1) atoms to form CdMg10Mo2 cuboctahedra that share corners with four equivalent Mg(4)Mg10Cd2 cuboctahedra; corners with six equivalent Cd(1)Mg10Mo2 cuboctahedra; edges with two equivalent Mg(4)Mg10Cd2 cuboctahedra; edges with four equivalent Mo(1)Mg10Cd2 cuboctahedra; edges with eight Mg(1,1,1)Mg8Cd2Mo2 cuboctahedra; faces with two equivalent Mg(4)Mg10Cd2 cuboctahedra; faces with two equivalent Mo(1)Mg10Cd2 cuboctahedra; faces with two equivalent Cd(1)Mg10Mo2 cuboctahedra; faces with four Mg(1,1)Mg8Cd2Mo2 cuboctahedra; and faces with six equivalent Mg(2)Mg10Mo2 cuboctahedra. is represented by the CIF card [CIF]
data_Mg6CdMo
_symmetry_space_group_name_H-M   'P 1'
_cell_length_a   4.933
_cell_length_b   6.184
_cell_length_c   6.184
_cell_angle_alpha   119.875
_cell_angle_beta   90.000
_cell_angle_gamma   90.000
_symmetry_Int_Tables_number   1
_cell_volume   163.564
_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
  Cd  Cd0  1  0.500  0.327  0.673  1.0
  Mg  Mg1  1  0.000  0.666  0.831  1.0
  Mg  Mg2  1  0.000  0.169  0.334  1.0
  Mg  Mg3  1  0.000  0.665  0.335  1.0
  Mg  Mg4  1  0.500  0.851  0.674  1.0
  Mg  Mg5  1  0.500  0.326  0.149  1.0
  Mg  Mg6  1  0.500  0.833  0.167  1.0
  Mo  Mo7  1  0.000  0.163  0.837  1.0
[/CIF]
.