The material structure described by Mg14MnAl 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(2); two equivalent Mg(6); four Mg(4,4); and four equivalent Mg(5) atoms to form MgMg12 cuboctahedra that share corners with four equivalent Mn(1)Mg10Al2 cuboctahedra; corners with six equivalent Mg(1)Mg12 cuboctahedra; corners with eight equivalent Mg(3)Mg8Mn2Al2 cuboctahedra; edges with two equivalent Mg(2)Mg12 cuboctahedra; edges with four equivalent Mg(6)Mg11Al cuboctahedra; edges with four Mg(4,4)Mg12 cuboctahedra; edges with eight equivalent Mg(5)Mg10MnAl cuboctahedra; faces with two equivalent Mg(6)Mg11Al cuboctahedra; faces with two equivalent Mg(2)Mg12 cuboctahedra; faces with two equivalent Al(1)Mg10Mn2 cuboctahedra; faces with four equivalent Mg(5)Mg10MnAl cuboctahedra; faces with four Mg(4,4)Mg12 cuboctahedra; and faces with six equivalent Mg(7)Mg11Mn cuboctahedra. In the second Mg site, Mg(2) is bonded to two equivalent Mg(1); two equivalent Mg(7); four Mg(4,4); and four equivalent Mg(5) atoms to form MgMg12 cuboctahedra that share corners with four equivalent Al(1)Mg10Mn2 cuboctahedra; corners with six equivalent Mg(2)Mg12 cuboctahedra; corners with eight equivalent Mg(3)Mg8Mn2Al2 cuboctahedra; edges with two equivalent Mg(1)Mg12 cuboctahedra; edges with four equivalent Mg(7)Mg11Mn cuboctahedra; edges with four Mg(4,4)Mg12 cuboctahedra; edges with eight equivalent Mg(5)Mg10MnAl cuboctahedra; faces with two equivalent Mg(7)Mg11Mn cuboctahedra; faces with two equivalent Mg(1)Mg12 cuboctahedra; faces with two equivalent Mn(1)Mg10Al2 cuboctahedra; faces with four equivalent Mg(5)Mg10MnAl cuboctahedra; faces with four Mg(4,4)Mg12 cuboctahedra; and faces with six equivalent Mg(6)Mg11Al cuboctahedra. In the third Mg site, Mg(3) is bonded to two equivalent Mg(3), two equivalent Mg(5), two equivalent Mg(6), two equivalent Mg(7), two equivalent Mn(1), and two equivalent Al(1) atoms to form MgMg8Mn2Al2 cuboctahedra that share corners with four equivalent Mg(1)Mg12 cuboctahedra, corners with four equivalent Mg(2)Mg12 cuboctahedra, corners with four equivalent Mg(4)Mg12 cuboctahedra, corners with six equivalent Mg(3)Mg8Mn2Al2 cuboctahedra, edges with two equivalent Mg(3)Mg8Mn2Al2 cuboctahedra, edges with two equivalent Mn(1)Mg10Al2 cuboctahedra, edges with two equivalent Al(1)Mg10Mn2 cuboctahedra, edges with four equivalent Mg(5)Mg10MnAl cuboctahedra, edges with four equivalent Mg(6)Mg11Al cuboctahedra, edges with four equivalent Mg(7)Mg11Mn cuboctahedra, faces with two equivalent Mg(6)Mg11Al cuboctahedra, faces with two equivalent Mg(7)Mg11Mn cuboctahedra, faces with two equivalent Mg(4)Mg12 cuboctahedra, faces with two equivalent Mg(3)Mg8Mn2Al2 cuboctahedra, faces with two equivalent Mn(1)Mg10Al2 cuboctahedra, faces with two equivalent Al(1)Mg10Mn2 cuboctahedra, and faces with eight equivalent Mg(5)Mg10MnAl cuboctahedra. In the fourth Mg site, Mg(4) is bonded to two equivalent Mg(1), two equivalent Mg(2), two equivalent Mg(4), two equivalent Mg(5), two equivalent Mg(6), and two equivalent Mg(7) atoms to form MgMg12 cuboctahedra that share corners with four equivalent Mg(3)Mg8Mn2Al2 cuboctahedra; corners with four equivalent Mn(1)Mg10Al2 cuboctahedra; corners with four equivalent Al(1)Mg10Mn2 cuboctahedra; corners with six Mg(4,4)Mg12 cuboctahedra; edges with two equivalent Mg(1)Mg12 cuboctahedra; edges with two equivalent Mg(2)Mg12 cuboctahedra; edges with two equivalent Mg(4)Mg12 cuboctahedra; edges with four equivalent Mg(5)Mg10MnAl cuboctahedra; edges with four equivalent Mg(6)Mg11Al cuboctahedra; edges with four equivalent Mg(7)Mg11Mn cuboctahedra; faces with two equivalent Mg(6)Mg11Al cuboctahedra; faces with two equivalent Mg(7)Mg11Mn cuboctahedra; faces with two equivalent Mg(1)Mg12 cuboctahedra; faces with two equivalent Mg(2)Mg12 cuboctahedra; faces with two equivalent Mg(4)Mg12 cuboctahedra; faces with two equivalent Mg(3)Mg8Mn2Al2 cuboctahedra; and faces with eight equivalent Mg(5)Mg10MnAl cuboctahedra. In the fifth Mg site, Mg(5) is bonded to one Mg(1), one Mg(2), one Mg(3), one Mg(4), two equivalent Mg(5), two equivalent Mg(6), two equivalent Mg(7), one Mn(1), and one Al(1) atom to form distorted MgMg10MnAl cuboctahedra that share corners with four equivalent Mg(6)Mg11Al cuboctahedra, corners with four equivalent Mg(7)Mg11Mn cuboctahedra, corners with ten equivalent Mg(5)Mg10MnAl cuboctahedra, edges with two equivalent Mg(5)Mg10MnAl cuboctahedra, edges with two equivalent Mg(6)Mg11Al cuboctahedra, edges with two equivalent Mg(7)Mg11Mn cuboctahedra, edges with two equivalent Mg(1)Mg12 cuboctahedra, edges with two equivalent Mg(2)Mg12 cuboctahedra, edges with two equivalent Mg(4)Mg12 cuboctahedra, edges with two equivalent Mg(3)Mg8Mn2Al2 cuboctahedra, edges with two equivalent Mn(1)Mg10Al2 cuboctahedra, edges with two equivalent Al(1)Mg10Mn2 cuboctahedra,  a faceface with one Mg(1)Mg12 cuboctahedra,  a faceface with one Mg(2)Mg12 cuboctahedra,  a faceface with one Mn(1)Mg10Al2 cuboctahedra,  a faceface with one Al(1)Mg10Mn2 cuboctahedra, faces with two equivalent Mg(6)Mg11Al cuboctahedra, faces with two equivalent Mg(7)Mg11Mn cuboctahedra, faces with four equivalent Mg(5)Mg10MnAl cuboctahedra, faces with four equivalent Mg(4)Mg12 cuboctahedra, and faces with four equivalent Mg(3)Mg8Mn2Al2 cuboctahedra. In the sixth Mg site, Mg(6) is bonded to one Mg(1), two equivalent Mg(3), two equivalent Mg(4), two equivalent Mg(7), four equivalent Mg(5), and one Al(1) atom to form MgMg11Al cuboctahedra that share corners with four equivalent Mg(7)Mg11Mn cuboctahedra; corners with six equivalent Mg(6)Mg11Al cuboctahedra; corners with eight equivalent Mg(5)Mg10MnAl cuboctahedra; edges with two equivalent Mg(7)Mg11Mn cuboctahedra; edges with two equivalent Mg(1)Mg12 cuboctahedra; edges with two equivalent Al(1)Mg10Mn2 cuboctahedra; edges with four equivalent Mg(5)Mg10MnAl cuboctahedra; edges with four Mg(4,4)Mg12 cuboctahedra; edges with four equivalent Mg(3)Mg8Mn2Al2 cuboctahedra;  a faceface with one Mg(1)Mg12 cuboctahedra;  a faceface with one Al(1)Mg10Mn2 cuboctahedra; faces with two equivalent Mg(6)Mg11Al cuboctahedra; faces with two equivalent Mg(7)Mg11Mn cuboctahedra; faces with two equivalent Mg(4)Mg12 cuboctahedra; faces with two equivalent Mg(3)Mg8Mn2Al2 cuboctahedra; faces with three equivalent Mg(2)Mg12 cuboctahedra; faces with three equivalent Mn(1)Mg10Al2 cuboctahedra; and faces with four equivalent Mg(5)Mg10MnAl cuboctahedra. In the seventh Mg site, Mg(7) is bonded to one Mg(2), two equivalent Mg(3), two equivalent Mg(4), two equivalent Mg(6), four equivalent Mg(5), and one Mn(1) atom to form MgMg11Mn cuboctahedra that share corners with four equivalent Mg(6)Mg11Al cuboctahedra; corners with six equivalent Mg(7)Mg11Mn cuboctahedra; corners with eight equivalent Mg(5)Mg10MnAl cuboctahedra; edges with two equivalent Mg(6)Mg11Al cuboctahedra; edges with two equivalent Mg(2)Mg12 cuboctahedra; edges with two equivalent Mn(1)Mg10Al2 cuboctahedra; edges with four equivalent Mg(5)Mg10MnAl cuboctahedra; edges with four Mg(4,4)Mg12 cuboctahedra; edges with four equivalent Mg(3)Mg8Mn2Al2 cuboctahedra;  a faceface with one Mg(2)Mg12 cuboctahedra;  a faceface with one Mn(1)Mg10Al2 cuboctahedra; faces with two equivalent Mg(6)Mg11Al cuboctahedra; faces with two equivalent Mg(7)Mg11Mn cuboctahedra; faces with two equivalent Mg(4)Mg12 cuboctahedra; faces with two equivalent Mg(3)Mg8Mn2Al2 cuboctahedra; faces with three equivalent Mg(1)Mg12 cuboctahedra; faces with three equivalent Al(1)Mg10Mn2 cuboctahedra; and faces with four equivalent Mg(5)Mg10MnAl cuboctahedra. In the eighth Mg site, Mg(4) is bonded to two equivalent Mg(1), two equivalent Mg(2), two equivalent Mg(4), two equivalent Mg(5), two equivalent Mg(6), and two equivalent Mg(7) atoms to form MgMg12 cuboctahedra that share corners with four equivalent Mg(3)Mg8Mn2Al2 cuboctahedra; corners with four equivalent Mn(1)Mg10Al2 cuboctahedra; corners with four equivalent Al(1)Mg10Mn2 cuboctahedra; corners with six Mg(4,4)Mg12 cuboctahedra; edges with two equivalent Mg(1)Mg12 cuboctahedra; edges with two equivalent Mg(2)Mg12 cuboctahedra; edges with two equivalent Mg(4)Mg12 cuboctahedra; edges with four equivalent Mg(5)Mg10MnAl cuboctahedra; edges with four equivalent Mg(6)Mg11Al cuboctahedra; edges with four equivalent Mg(7)Mg11Mn cuboctahedra; faces with two equivalent Mg(6)Mg11Al cuboctahedra; faces with two equivalent Mg(7)Mg11Mn cuboctahedra; faces with two equivalent Mg(1)Mg12 cuboctahedra; faces with two equivalent Mg(2)Mg12 cuboctahedra; faces with two equivalent Mg(4)Mg12 cuboctahedra; faces with two equivalent Mg(3)Mg8Mn2Al2 cuboctahedra; and faces with eight equivalent Mg(5)Mg10MnAl cuboctahedra. Mn(1) is bonded to two equivalent Mg(7), four equivalent Mg(3), four equivalent Mg(5), and two equivalent Al(1) atoms to form MnMg10Al2 cuboctahedra that share corners with four equivalent Mg(1)Mg12 cuboctahedra; corners with six equivalent Mn(1)Mg10Al2 cuboctahedra; corners with eight Mg(4,4)Mg12 cuboctahedra; edges with two equivalent Al(1)Mg10Mn2 cuboctahedra; edges with four equivalent Mg(7)Mg11Mn cuboctahedra; edges with four equivalent Mg(3)Mg8Mn2Al2 cuboctahedra; edges with eight equivalent Mg(5)Mg10MnAl cuboctahedra; faces with two equivalent Mg(7)Mg11Mn cuboctahedra; faces with two equivalent Mg(2)Mg12 cuboctahedra; faces with two equivalent Al(1)Mg10Mn2 cuboctahedra; faces with four equivalent Mg(5)Mg10MnAl cuboctahedra; faces with four equivalent Mg(3)Mg8Mn2Al2 cuboctahedra; and faces with six equivalent Mg(6)Mg11Al cuboctahedra. Al(1) is bonded to two equivalent Mg(6), four equivalent Mg(3), four equivalent Mg(5), and two equivalent Mn(1) atoms to form AlMg10Mn2 cuboctahedra that share corners with four equivalent Mg(2)Mg12 cuboctahedra; corners with six equivalent Al(1)Mg10Mn2 cuboctahedra; corners with eight Mg(4,4)Mg12 cuboctahedra; edges with two equivalent Mn(1)Mg10Al2 cuboctahedra; edges with four equivalent Mg(6)Mg11Al cuboctahedra; edges with four equivalent Mg(3)Mg8Mn2Al2 cuboctahedra; edges with eight equivalent Mg(5)Mg10MnAl cuboctahedra; faces with two equivalent Mg(6)Mg11Al cuboctahedra; faces with two equivalent Mg(1)Mg12 cuboctahedra; faces with two equivalent Mn(1)Mg10Al2 cuboctahedra; faces with four equivalent Mg(5)Mg10MnAl cuboctahedra; faces with four equivalent Mg(3)Mg8Mn2Al2 cuboctahedra; and faces with six equivalent Mg(7)Mg11Mn cuboctahedra. is represented by the CIF card [CIF]
data_Mg14MnAl
_symmetry_space_group_name_H-M   'P 1'
_cell_length_a   6.240
_cell_length_b   6.221
_cell_length_c   10.217
_cell_angle_alpha   90.000
_cell_angle_beta   90.000
_cell_angle_gamma   119.897
_symmetry_Int_Tables_number   1
_cell_volume   343.854
_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
  Mg  Mg0  1  0.167  0.334  0.625  1.0
  Mg  Mg1  1  0.168  0.834  0.625  1.0
  Mg  Mg2  1  0.669  0.335  0.125  1.0
  Mg  Mg3  1  0.666  0.332  0.625  1.0
  Mg  Mg4  1  0.669  0.834  0.125  1.0
  Mg  Mg5  1  0.666  0.833  0.625  1.0
  Mg  Mg6  1  0.329  0.163  0.365  1.0
  Mg  Mg7  1  0.329  0.163  0.885  1.0
  Mg  Mg8  1  0.329  0.666  0.365  1.0
  Mg  Mg9  1  0.329  0.666  0.885  1.0
  Mg  Mg10  1  0.837  0.168  0.372  1.0
  Mg  Mg11  1  0.837  0.168  0.878  1.0
  Mg  Mg12  1  0.838  0.669  0.370  1.0
  Mg  Mg13  1  0.838  0.669  0.880  1.0
  Mn  Mn14  1  0.164  0.832  0.125  1.0
  Al  Al15  1  0.165  0.332  0.125  1.0
[/CIF]
.
The material structure described by Mg14MnAl 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(2); two equivalent Mg(6); four Mg(4,4); and four equivalent Mg(5) atoms to form MgMg12 cuboctahedra that share corners with four equivalent Mn(1)Mg10Al2 cuboctahedra; corners with six equivalent Mg(1)Mg12 cuboctahedra; corners with eight equivalent Mg(3)Mg8Mn2Al2 cuboctahedra; edges with two equivalent Mg(2)Mg12 cuboctahedra; edges with four equivalent Mg(6)Mg11Al cuboctahedra; edges with four Mg(4,4)Mg12 cuboctahedra; edges with eight equivalent Mg(5)Mg10MnAl cuboctahedra; faces with two equivalent Mg(6)Mg11Al cuboctahedra; faces with two equivalent Mg(2)Mg12 cuboctahedra; faces with two equivalent Al(1)Mg10Mn2 cuboctahedra; faces with four equivalent Mg(5)Mg10MnAl cuboctahedra; faces with four Mg(4,4)Mg12 cuboctahedra; and faces with six equivalent Mg(7)Mg11Mn cuboctahedra. In the second Mg site, Mg(2) is bonded to two equivalent Mg(1); two equivalent Mg(7); four Mg(4,4); and four equivalent Mg(5) atoms to form MgMg12 cuboctahedra that share corners with four equivalent Al(1)Mg10Mn2 cuboctahedra; corners with six equivalent Mg(2)Mg12 cuboctahedra; corners with eight equivalent Mg(3)Mg8Mn2Al2 cuboctahedra; edges with two equivalent Mg(1)Mg12 cuboctahedra; edges with four equivalent Mg(7)Mg11Mn cuboctahedra; edges with four Mg(4,4)Mg12 cuboctahedra; edges with eight equivalent Mg(5)Mg10MnAl cuboctahedra; faces with two equivalent Mg(7)Mg11Mn cuboctahedra; faces with two equivalent Mg(1)Mg12 cuboctahedra; faces with two equivalent Mn(1)Mg10Al2 cuboctahedra; faces with four equivalent Mg(5)Mg10MnAl cuboctahedra; faces with four Mg(4,4)Mg12 cuboctahedra; and faces with six equivalent Mg(6)Mg11Al cuboctahedra. In the third Mg site, Mg(3) is bonded to two equivalent Mg(3), two equivalent Mg(5), two equivalent Mg(6), two equivalent Mg(7), two equivalent Mn(1), and two equivalent Al(1) atoms to form MgMg8Mn2Al2 cuboctahedra that share corners with four equivalent Mg(1)Mg12 cuboctahedra, corners with four equivalent Mg(2)Mg12 cuboctahedra, corners with four equivalent Mg(4)Mg12 cuboctahedra, corners with six equivalent Mg(3)Mg8Mn2Al2 cuboctahedra, edges with two equivalent Mg(3)Mg8Mn2Al2 cuboctahedra, edges with two equivalent Mn(1)Mg10Al2 cuboctahedra, edges with two equivalent Al(1)Mg10Mn2 cuboctahedra, edges with four equivalent Mg(5)Mg10MnAl cuboctahedra, edges with four equivalent Mg(6)Mg11Al cuboctahedra, edges with four equivalent Mg(7)Mg11Mn cuboctahedra, faces with two equivalent Mg(6)Mg11Al cuboctahedra, faces with two equivalent Mg(7)Mg11Mn cuboctahedra, faces with two equivalent Mg(4)Mg12 cuboctahedra, faces with two equivalent Mg(3)Mg8Mn2Al2 cuboctahedra, faces with two equivalent Mn(1)Mg10Al2 cuboctahedra, faces with two equivalent Al(1)Mg10Mn2 cuboctahedra, and faces with eight equivalent Mg(5)Mg10MnAl cuboctahedra. In the fourth Mg site, Mg(4) is bonded to two equivalent Mg(1), two equivalent Mg(2), two equivalent Mg(4), two equivalent Mg(5), two equivalent Mg(6), and two equivalent Mg(7) atoms to form MgMg12 cuboctahedra that share corners with four equivalent Mg(3)Mg8Mn2Al2 cuboctahedra; corners with four equivalent Mn(1)Mg10Al2 cuboctahedra; corners with four equivalent Al(1)Mg10Mn2 cuboctahedra; corners with six Mg(4,4)Mg12 cuboctahedra; edges with two equivalent Mg(1)Mg12 cuboctahedra; edges with two equivalent Mg(2)Mg12 cuboctahedra; edges with two equivalent Mg(4)Mg12 cuboctahedra; edges with four equivalent Mg(5)Mg10MnAl cuboctahedra; edges with four equivalent Mg(6)Mg11Al cuboctahedra; edges with four equivalent Mg(7)Mg11Mn cuboctahedra; faces with two equivalent Mg(6)Mg11Al cuboctahedra; faces with two equivalent Mg(7)Mg11Mn cuboctahedra; faces with two equivalent Mg(1)Mg12 cuboctahedra; faces with two equivalent Mg(2)Mg12 cuboctahedra; faces with two equivalent Mg(4)Mg12 cuboctahedra; faces with two equivalent Mg(3)Mg8Mn2Al2 cuboctahedra; and faces with eight equivalent Mg(5)Mg10MnAl cuboctahedra. In the fifth Mg site, Mg(5) is bonded to one Mg(1), one Mg(2), one Mg(3), one Mg(4), two equivalent Mg(5), two equivalent Mg(6), two equivalent Mg(7), one Mn(1), and one Al(1) atom to form distorted MgMg10MnAl cuboctahedra that share corners with four equivalent Mg(6)Mg11Al cuboctahedra, corners with four equivalent Mg(7)Mg11Mn cuboctahedra, corners with ten equivalent Mg(5)Mg10MnAl cuboctahedra, edges with two equivalent Mg(5)Mg10MnAl cuboctahedra, edges with two equivalent Mg(6)Mg11Al cuboctahedra, edges with two equivalent Mg(7)Mg11Mn cuboctahedra, edges with two equivalent Mg(1)Mg12 cuboctahedra, edges with two equivalent Mg(2)Mg12 cuboctahedra, edges with two equivalent Mg(4)Mg12 cuboctahedra, edges with two equivalent Mg(3)Mg8Mn2Al2 cuboctahedra, edges with two equivalent Mn(1)Mg10Al2 cuboctahedra, edges with two equivalent Al(1)Mg10Mn2 cuboctahedra,  a faceface with one Mg(1)Mg12 cuboctahedra,  a faceface with one Mg(2)Mg12 cuboctahedra,  a faceface with one Mn(1)Mg10Al2 cuboctahedra,  a faceface with one Al(1)Mg10Mn2 cuboctahedra, faces with two equivalent Mg(6)Mg11Al cuboctahedra, faces with two equivalent Mg(7)Mg11Mn cuboctahedra, faces with four equivalent Mg(5)Mg10MnAl cuboctahedra, faces with four equivalent Mg(4)Mg12 cuboctahedra, and faces with four equivalent Mg(3)Mg8Mn2Al2 cuboctahedra. In the sixth Mg site, Mg(6) is bonded to one Mg(1), two equivalent Mg(3), two equivalent Mg(4), two equivalent Mg(7), four equivalent Mg(5), and one Al(1) atom to form MgMg11Al cuboctahedra that share corners with four equivalent Mg(7)Mg11Mn cuboctahedra; corners with six equivalent Mg(6)Mg11Al cuboctahedra; corners with eight equivalent Mg(5)Mg10MnAl cuboctahedra; edges with two equivalent Mg(7)Mg11Mn cuboctahedra; edges with two equivalent Mg(1)Mg12 cuboctahedra; edges with two equivalent Al(1)Mg10Mn2 cuboctahedra; edges with four equivalent Mg(5)Mg10MnAl cuboctahedra; edges with four Mg(4,4)Mg12 cuboctahedra; edges with four equivalent Mg(3)Mg8Mn2Al2 cuboctahedra;  a faceface with one Mg(1)Mg12 cuboctahedra;  a faceface with one Al(1)Mg10Mn2 cuboctahedra; faces with two equivalent Mg(6)Mg11Al cuboctahedra; faces with two equivalent Mg(7)Mg11Mn cuboctahedra; faces with two equivalent Mg(4)Mg12 cuboctahedra; faces with two equivalent Mg(3)Mg8Mn2Al2 cuboctahedra; faces with three equivalent Mg(2)Mg12 cuboctahedra; faces with three equivalent Mn(1)Mg10Al2 cuboctahedra; and faces with four equivalent Mg(5)Mg10MnAl cuboctahedra. In the seventh Mg site, Mg(7) is bonded to one Mg(2), two equivalent Mg(3), two equivalent Mg(4), two equivalent Mg(6), four equivalent Mg(5), and one Mn(1) atom to form MgMg11Mn cuboctahedra that share corners with four equivalent Mg(6)Mg11Al cuboctahedra; corners with six equivalent Mg(7)Mg11Mn cuboctahedra; corners with eight equivalent Mg(5)Mg10MnAl cuboctahedra; edges with two equivalent Mg(6)Mg11Al cuboctahedra; edges with two equivalent Mg(2)Mg12 cuboctahedra; edges with two equivalent Mn(1)Mg10Al2 cuboctahedra; edges with four equivalent Mg(5)Mg10MnAl cuboctahedra; edges with four Mg(4,4)Mg12 cuboctahedra; edges with four equivalent Mg(3)Mg8Mn2Al2 cuboctahedra;  a faceface with one Mg(2)Mg12 cuboctahedra;  a faceface with one Mn(1)Mg10Al2 cuboctahedra; faces with two equivalent Mg(6)Mg11Al cuboctahedra; faces with two equivalent Mg(7)Mg11Mn cuboctahedra; faces with two equivalent Mg(4)Mg12 cuboctahedra; faces with two equivalent Mg(3)Mg8Mn2Al2 cuboctahedra; faces with three equivalent Mg(1)Mg12 cuboctahedra; faces with three equivalent Al(1)Mg10Mn2 cuboctahedra; and faces with four equivalent Mg(5)Mg10MnAl cuboctahedra. In the eighth Mg site, Mg(4) is bonded to two equivalent Mg(1), two equivalent Mg(2), two equivalent Mg(4), two equivalent Mg(5), two equivalent Mg(6), and two equivalent Mg(7) atoms to form MgMg12 cuboctahedra that share corners with four equivalent Mg(3)Mg8Mn2Al2 cuboctahedra; corners with four equivalent Mn(1)Mg10Al2 cuboctahedra; corners with four equivalent Al(1)Mg10Mn2 cuboctahedra; corners with six Mg(4,4)Mg12 cuboctahedra; edges with two equivalent Mg(1)Mg12 cuboctahedra; edges with two equivalent Mg(2)Mg12 cuboctahedra; edges with two equivalent Mg(4)Mg12 cuboctahedra; edges with four equivalent Mg(5)Mg10MnAl cuboctahedra; edges with four equivalent Mg(6)Mg11Al cuboctahedra; edges with four equivalent Mg(7)Mg11Mn cuboctahedra; faces with two equivalent Mg(6)Mg11Al cuboctahedra; faces with two equivalent Mg(7)Mg11Mn cuboctahedra; faces with two equivalent Mg(1)Mg12 cuboctahedra; faces with two equivalent Mg(2)Mg12 cuboctahedra; faces with two equivalent Mg(4)Mg12 cuboctahedra; faces with two equivalent Mg(3)Mg8Mn2Al2 cuboctahedra; and faces with eight equivalent Mg(5)Mg10MnAl cuboctahedra. Mn(1) is bonded to two equivalent Mg(7), four equivalent Mg(3), four equivalent Mg(5), and two equivalent Al(1) atoms to form MnMg10Al2 cuboctahedra that share corners with four equivalent Mg(1)Mg12 cuboctahedra; corners with six equivalent Mn(1)Mg10Al2 cuboctahedra; corners with eight Mg(4,4)Mg12 cuboctahedra; edges with two equivalent Al(1)Mg10Mn2 cuboctahedra; edges with four equivalent Mg(7)Mg11Mn cuboctahedra; edges with four equivalent Mg(3)Mg8Mn2Al2 cuboctahedra; edges with eight equivalent Mg(5)Mg10MnAl cuboctahedra; faces with two equivalent Mg(7)Mg11Mn cuboctahedra; faces with two equivalent Mg(2)Mg12 cuboctahedra; faces with two equivalent Al(1)Mg10Mn2 cuboctahedra; faces with four equivalent Mg(5)Mg10MnAl cuboctahedra; faces with four equivalent Mg(3)Mg8Mn2Al2 cuboctahedra; and faces with six equivalent Mg(6)Mg11Al cuboctahedra. Al(1) is bonded to two equivalent Mg(6), four equivalent Mg(3), four equivalent Mg(5), and two equivalent Mn(1) atoms to form AlMg10Mn2 cuboctahedra that share corners with four equivalent Mg(2)Mg12 cuboctahedra; corners with six equivalent Al(1)Mg10Mn2 cuboctahedra; corners with eight Mg(4,4)Mg12 cuboctahedra; edges with two equivalent Mn(1)Mg10Al2 cuboctahedra; edges with four equivalent Mg(6)Mg11Al cuboctahedra; edges with four equivalent Mg(3)Mg8Mn2Al2 cuboctahedra; edges with eight equivalent Mg(5)Mg10MnAl cuboctahedra; faces with two equivalent Mg(6)Mg11Al cuboctahedra; faces with two equivalent Mg(1)Mg12 cuboctahedra; faces with two equivalent Mn(1)Mg10Al2 cuboctahedra; faces with four equivalent Mg(5)Mg10MnAl cuboctahedra; faces with four equivalent Mg(3)Mg8Mn2Al2 cuboctahedra; and faces with six equivalent Mg(7)Mg11Mn cuboctahedra. is represented by the CIF card [CIF]
data_Mg14MnAl
_symmetry_space_group_name_H-M   'P 1'
_cell_length_a   6.240
_cell_length_b   6.221
_cell_length_c   10.217
_cell_angle_alpha   90.000
_cell_angle_beta   90.000
_cell_angle_gamma   119.897
_symmetry_Int_Tables_number   1
_cell_volume   343.854
_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
  Mg  Mg0  1  0.167  0.334  0.625  1.0
  Mg  Mg1  1  0.168  0.834  0.625  1.0
  Mg  Mg2  1  0.669  0.335  0.125  1.0
  Mg  Mg3  1  0.666  0.332  0.625  1.0
  Mg  Mg4  1  0.669  0.834  0.125  1.0
  Mg  Mg5  1  0.666  0.833  0.625  1.0
  Mg  Mg6  1  0.329  0.163  0.365  1.0
  Mg  Mg7  1  0.329  0.163  0.885  1.0
  Mg  Mg8  1  0.329  0.666  0.365  1.0
  Mg  Mg9  1  0.329  0.666  0.885  1.0
  Mg  Mg10  1  0.837  0.168  0.372  1.0
  Mg  Mg11  1  0.837  0.168  0.878  1.0
  Mg  Mg12  1  0.838  0.669  0.370  1.0
  Mg  Mg13  1  0.838  0.669  0.880  1.0
  Mn  Mn14  1  0.164  0.832  0.125  1.0
  Al  Al15  1  0.165  0.332  0.125  1.0
[/CIF]
.