The material described by Mg14TiNb crystallizes in the orthorhombic Amm2 space group. There are seven inequivalent Mg sites. In the first Mg site, Mg(1) is bonded to two equivalent Mg(2), two equivalent Mg(6), four equivalent Mg(4), and four equivalent Mg(5) atoms to form MgMg12 cuboctahedra that share corners with four equivalent Nb(1)Mg10Ti2 cuboctahedra, corners with six equivalent Mg(1)Mg12 cuboctahedra, corners with eight equivalent Mg(3)Mg8Ti2Nb2 cuboctahedra, edges with two equivalent Mg(2)Mg12 cuboctahedra, edges with four equivalent Mg(6)Mg11Ti cuboctahedra, edges with four equivalent Mg(4)Mg12 cuboctahedra, edges with eight equivalent Mg(5)Mg10TiNb cuboctahedra, faces with two equivalent Mg(6)Mg11Ti cuboctahedra, faces with two equivalent Mg(2)Mg12 cuboctahedra, faces with two equivalent Ti(1)Mg10Nb2 cuboctahedra, faces with four equivalent Mg(5)Mg10TiNb cuboctahedra, faces with four equivalent Mg(4)Mg12 cuboctahedra, and faces with six equivalent Mg(7)Mg11Nb cuboctahedra. In the second Mg site, Mg(2) is bonded to two equivalent Mg(1), two equivalent Mg(7), four equivalent Mg(4), and four equivalent Mg(5) atoms to form MgMg12 cuboctahedra that share corners with four equivalent Ti(1)Mg10Nb2 cuboctahedra, corners with six equivalent Mg(2)Mg12 cuboctahedra, corners with eight equivalent Mg(3)Mg8Ti2Nb2 cuboctahedra, edges with two equivalent Mg(1)Mg12 cuboctahedra, edges with four equivalent Mg(7)Mg11Nb cuboctahedra, edges with four equivalent Mg(4)Mg12 cuboctahedra, edges with eight equivalent Mg(5)Mg10TiNb cuboctahedra, faces with two equivalent Mg(7)Mg11Nb cuboctahedra, faces with two equivalent Mg(1)Mg12 cuboctahedra, faces with two equivalent Nb(1)Mg10Ti2 cuboctahedra, faces with four equivalent Mg(5)Mg10TiNb cuboctahedra, faces with four equivalent Mg(4)Mg12 cuboctahedra, and faces with six equivalent Mg(6)Mg11Ti 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 Ti(1), and two equivalent Nb(1) atoms to form MgMg8Ti2Nb2 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)Mg8Ti2Nb2 cuboctahedra, edges with two equivalent Mg(3)Mg8Ti2Nb2 cuboctahedra, edges with two equivalent Ti(1)Mg10Nb2 cuboctahedra, edges with two equivalent Nb(1)Mg10Ti2 cuboctahedra, edges with four equivalent Mg(5)Mg10TiNb cuboctahedra, edges with four equivalent Mg(7)Mg11Nb cuboctahedra, edges with four equivalent Mg(6)Mg11Ti cuboctahedra, faces with two equivalent Mg(7)Mg11Nb cuboctahedra, faces with two equivalent Mg(6)Mg11Ti cuboctahedra, faces with two equivalent Mg(4)Mg12 cuboctahedra, faces with two equivalent Mg(3)Mg8Ti2Nb2 cuboctahedra, faces with two equivalent Ti(1)Mg10Nb2 cuboctahedra, faces with two equivalent Nb(1)Mg10Ti2 cuboctahedra, and faces with eight equivalent Mg(5)Mg10TiNb 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)Mg8Ti2Nb2 cuboctahedra, corners with four equivalent Ti(1)Mg10Nb2 cuboctahedra, corners with four equivalent Nb(1)Mg10Ti2 cuboctahedra, corners with six equivalent Mg(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)Mg10TiNb cuboctahedra, edges with four equivalent Mg(7)Mg11Nb cuboctahedra, edges with four equivalent Mg(6)Mg11Ti cuboctahedra, faces with two equivalent Mg(7)Mg11Nb cuboctahedra, faces with two equivalent Mg(6)Mg11Ti 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)Mg8Ti2Nb2 cuboctahedra, and faces with eight equivalent Mg(5)Mg10TiNb 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 Ti(1), and one Nb(1) atom to form distorted MgMg10TiNb cuboctahedra that share corners with four equivalent Mg(7)Mg11Nb cuboctahedra, corners with four equivalent Mg(6)Mg11Ti cuboctahedra, corners with ten equivalent Mg(5)Mg10TiNb cuboctahedra, edges with two equivalent Mg(5)Mg10TiNb cuboctahedra, edges with two equivalent Mg(7)Mg11Nb cuboctahedra, edges with two equivalent Mg(6)Mg11Ti 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)Mg8Ti2Nb2 cuboctahedra, edges with two equivalent Ti(1)Mg10Nb2 cuboctahedra, edges with two equivalent Nb(1)Mg10Ti2 cuboctahedra,  a faceface with one Mg(1)Mg12 cuboctahedra,  a faceface with one Mg(2)Mg12 cuboctahedra,  a faceface with one Ti(1)Mg10Nb2 cuboctahedra,  a faceface with one Nb(1)Mg10Ti2 cuboctahedra, faces with two equivalent Mg(7)Mg11Nb cuboctahedra, faces with two equivalent Mg(6)Mg11Ti cuboctahedra, faces with four equivalent Mg(5)Mg10TiNb cuboctahedra, faces with four equivalent Mg(4)Mg12 cuboctahedra, and faces with four equivalent Mg(3)Mg8Ti2Nb2 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 Ti(1) atom to form distorted MgMg11Ti cuboctahedra that share corners with four equivalent Mg(7)Mg11Nb cuboctahedra, corners with six equivalent Mg(6)Mg11Ti cuboctahedra, corners with eight equivalent Mg(5)Mg10TiNb cuboctahedra, edges with two equivalent Mg(7)Mg11Nb cuboctahedra, edges with two equivalent Mg(1)Mg12 cuboctahedra, edges with two equivalent Ti(1)Mg10Nb2 cuboctahedra, edges with four equivalent Mg(5)Mg10TiNb cuboctahedra, edges with four equivalent Mg(4)Mg12 cuboctahedra, edges with four equivalent Mg(3)Mg8Ti2Nb2 cuboctahedra,  a faceface with one Mg(1)Mg12 cuboctahedra,  a faceface with one Ti(1)Mg10Nb2 cuboctahedra, faces with two equivalent Mg(7)Mg11Nb cuboctahedra, faces with two equivalent Mg(6)Mg11Ti cuboctahedra, faces with two equivalent Mg(4)Mg12 cuboctahedra, faces with two equivalent Mg(3)Mg8Ti2Nb2 cuboctahedra, faces with three equivalent Mg(2)Mg12 cuboctahedra, faces with three equivalent Nb(1)Mg10Ti2 cuboctahedra, and faces with four equivalent Mg(5)Mg10TiNb 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 Nb(1) atom to form distorted MgMg11Nb cuboctahedra that share corners with four equivalent Mg(6)Mg11Ti cuboctahedra, corners with six equivalent Mg(7)Mg11Nb cuboctahedra, corners with eight equivalent Mg(5)Mg10TiNb cuboctahedra, edges with two equivalent Mg(6)Mg11Ti cuboctahedra, edges with two equivalent Mg(2)Mg12 cuboctahedra, edges with two equivalent Nb(1)Mg10Ti2 cuboctahedra, edges with four equivalent Mg(5)Mg10TiNb cuboctahedra, edges with four equivalent Mg(4)Mg12 cuboctahedra, edges with four equivalent Mg(3)Mg8Ti2Nb2 cuboctahedra,  a faceface with one Mg(2)Mg12 cuboctahedra,  a faceface with one Nb(1)Mg10Ti2 cuboctahedra, faces with two equivalent Mg(7)Mg11Nb cuboctahedra, faces with two equivalent Mg(6)Mg11Ti cuboctahedra, faces with two equivalent Mg(4)Mg12 cuboctahedra, faces with two equivalent Mg(3)Mg8Ti2Nb2 cuboctahedra, faces with three equivalent Mg(1)Mg12 cuboctahedra, faces with three equivalent Ti(1)Mg10Nb2 cuboctahedra, and faces with four equivalent Mg(5)Mg10TiNb cuboctahedra. Ti(1) is bonded to two equivalent Mg(6), four equivalent Mg(3), four equivalent Mg(5), and two equivalent Nb(1) atoms to form TiMg10Nb2 cuboctahedra that share corners with four equivalent Mg(2)Mg12 cuboctahedra, corners with six equivalent Ti(1)Mg10Nb2 cuboctahedra, corners with eight equivalent Mg(4)Mg12 cuboctahedra, edges with two equivalent Nb(1)Mg10Ti2 cuboctahedra, edges with four equivalent Mg(6)Mg11Ti cuboctahedra, edges with four equivalent Mg(3)Mg8Ti2Nb2 cuboctahedra, edges with eight equivalent Mg(5)Mg10TiNb cuboctahedra, faces with two equivalent Mg(6)Mg11Ti cuboctahedra, faces with two equivalent Mg(1)Mg12 cuboctahedra, faces with two equivalent Nb(1)Mg10Ti2 cuboctahedra, faces with four equivalent Mg(5)Mg10TiNb cuboctahedra, faces with four equivalent Mg(3)Mg8Ti2Nb2 cuboctahedra, and faces with six equivalent Mg(7)Mg11Nb cuboctahedra. Nb(1) is bonded to two equivalent Mg(7), four equivalent Mg(3), four equivalent Mg(5), and two equivalent Ti(1) atoms to form NbMg10Ti2 cuboctahedra that share corners with four equivalent Mg(1)Mg12 cuboctahedra, corners with six equivalent Nb(1)Mg10Ti2 cuboctahedra, corners with eight equivalent Mg(4)Mg12 cuboctahedra, edges with two equivalent Ti(1)Mg10Nb2 cuboctahedra, edges with four equivalent Mg(7)Mg11Nb cuboctahedra, edges with four equivalent Mg(3)Mg8Ti2Nb2 cuboctahedra, edges with eight equivalent Mg(5)Mg10TiNb cuboctahedra, faces with two equivalent Mg(7)Mg11Nb cuboctahedra, faces with two equivalent Mg(2)Mg12 cuboctahedra, faces with two equivalent Ti(1)Mg10Nb2 cuboctahedra, faces with four equivalent Mg(5)Mg10TiNb cuboctahedra, faces with four equivalent Mg(3)Mg8Ti2Nb2 cuboctahedra, and faces with six equivalent Mg(6)Mg11Ti cuboctahedra. is represented by the Crystallographic Information File (CIF) [CIF]
data_Mg14TiNb
_symmetry_space_group_name_H-M   'P 1'
_cell_length_a   6.355
_cell_length_b   6.173
_cell_length_c   10.101
_cell_angle_alpha   90.000
_cell_angle_beta   90.000
_cell_angle_gamma   119.055
_symmetry_Int_Tables_number   1
_cell_volume   346.401
_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  0.333  0.625  1.0
  Mg  Mg1  1  0.166  0.833  0.625  1.0
  Mg  Mg2  1  0.663  0.332  0.125  1.0
  Mg  Mg3  1  0.665  0.333  0.625  1.0
  Mg  Mg4  1  0.663  0.831  0.125  1.0
  Mg  Mg5  1  0.665  0.832  0.625  1.0
  Mg  Mg6  1  0.329  0.162  0.367  1.0
  Mg  Mg7  1  0.329  0.162  0.883  1.0
  Mg  Mg8  1  0.329  0.667  0.367  1.0
  Mg  Mg9  1  0.329  0.667  0.883  1.0
  Mg  Mg10  1  0.841  0.170  0.371  1.0
  Mg  Mg11  1  0.841  0.170  0.879  1.0
  Mg  Mg12  1  0.843  0.672  0.369  1.0
  Mg  Mg13  1  0.843  0.672  0.881  1.0
  Ti  Ti14  1  0.165  0.333  0.125  1.0
  Nb  Nb15  1  0.162  0.831  0.125  1.0
[/CIF]
.
The material described by Mg14TiNb crystallizes in the orthorhombic Amm2 space group. There are seven inequivalent Mg sites. In the first Mg site, Mg(1) is bonded to two equivalent Mg(2), two equivalent Mg(6), four equivalent Mg(4), and four equivalent Mg(5) atoms to form MgMg12 cuboctahedra that share corners with four equivalent Nb(1)Mg10Ti2 cuboctahedra, corners with six equivalent Mg(1)Mg12 cuboctahedra, corners with eight equivalent Mg(3)Mg8Ti2Nb2 cuboctahedra, edges with two equivalent Mg(2)Mg12 cuboctahedra, edges with four equivalent Mg(6)Mg11Ti cuboctahedra, edges with four equivalent Mg(4)Mg12 cuboctahedra, edges with eight equivalent Mg(5)Mg10TiNb cuboctahedra, faces with two equivalent Mg(6)Mg11Ti cuboctahedra, faces with two equivalent Mg(2)Mg12 cuboctahedra, faces with two equivalent Ti(1)Mg10Nb2 cuboctahedra, faces with four equivalent Mg(5)Mg10TiNb cuboctahedra, faces with four equivalent Mg(4)Mg12 cuboctahedra, and faces with six equivalent Mg(7)Mg11Nb cuboctahedra. In the second Mg site, Mg(2) is bonded to two equivalent Mg(1), two equivalent Mg(7), four equivalent Mg(4), and four equivalent Mg(5) atoms to form MgMg12 cuboctahedra that share corners with four equivalent Ti(1)Mg10Nb2 cuboctahedra, corners with six equivalent Mg(2)Mg12 cuboctahedra, corners with eight equivalent Mg(3)Mg8Ti2Nb2 cuboctahedra, edges with two equivalent Mg(1)Mg12 cuboctahedra, edges with four equivalent Mg(7)Mg11Nb cuboctahedra, edges with four equivalent Mg(4)Mg12 cuboctahedra, edges with eight equivalent Mg(5)Mg10TiNb cuboctahedra, faces with two equivalent Mg(7)Mg11Nb cuboctahedra, faces with two equivalent Mg(1)Mg12 cuboctahedra, faces with two equivalent Nb(1)Mg10Ti2 cuboctahedra, faces with four equivalent Mg(5)Mg10TiNb cuboctahedra, faces with four equivalent Mg(4)Mg12 cuboctahedra, and faces with six equivalent Mg(6)Mg11Ti 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 Ti(1), and two equivalent Nb(1) atoms to form MgMg8Ti2Nb2 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)Mg8Ti2Nb2 cuboctahedra, edges with two equivalent Mg(3)Mg8Ti2Nb2 cuboctahedra, edges with two equivalent Ti(1)Mg10Nb2 cuboctahedra, edges with two equivalent Nb(1)Mg10Ti2 cuboctahedra, edges with four equivalent Mg(5)Mg10TiNb cuboctahedra, edges with four equivalent Mg(7)Mg11Nb cuboctahedra, edges with four equivalent Mg(6)Mg11Ti cuboctahedra, faces with two equivalent Mg(7)Mg11Nb cuboctahedra, faces with two equivalent Mg(6)Mg11Ti cuboctahedra, faces with two equivalent Mg(4)Mg12 cuboctahedra, faces with two equivalent Mg(3)Mg8Ti2Nb2 cuboctahedra, faces with two equivalent Ti(1)Mg10Nb2 cuboctahedra, faces with two equivalent Nb(1)Mg10Ti2 cuboctahedra, and faces with eight equivalent Mg(5)Mg10TiNb 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)Mg8Ti2Nb2 cuboctahedra, corners with four equivalent Ti(1)Mg10Nb2 cuboctahedra, corners with four equivalent Nb(1)Mg10Ti2 cuboctahedra, corners with six equivalent Mg(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)Mg10TiNb cuboctahedra, edges with four equivalent Mg(7)Mg11Nb cuboctahedra, edges with four equivalent Mg(6)Mg11Ti cuboctahedra, faces with two equivalent Mg(7)Mg11Nb cuboctahedra, faces with two equivalent Mg(6)Mg11Ti 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)Mg8Ti2Nb2 cuboctahedra, and faces with eight equivalent Mg(5)Mg10TiNb 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 Ti(1), and one Nb(1) atom to form distorted MgMg10TiNb cuboctahedra that share corners with four equivalent Mg(7)Mg11Nb cuboctahedra, corners with four equivalent Mg(6)Mg11Ti cuboctahedra, corners with ten equivalent Mg(5)Mg10TiNb cuboctahedra, edges with two equivalent Mg(5)Mg10TiNb cuboctahedra, edges with two equivalent Mg(7)Mg11Nb cuboctahedra, edges with two equivalent Mg(6)Mg11Ti 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)Mg8Ti2Nb2 cuboctahedra, edges with two equivalent Ti(1)Mg10Nb2 cuboctahedra, edges with two equivalent Nb(1)Mg10Ti2 cuboctahedra,  a faceface with one Mg(1)Mg12 cuboctahedra,  a faceface with one Mg(2)Mg12 cuboctahedra,  a faceface with one Ti(1)Mg10Nb2 cuboctahedra,  a faceface with one Nb(1)Mg10Ti2 cuboctahedra, faces with two equivalent Mg(7)Mg11Nb cuboctahedra, faces with two equivalent Mg(6)Mg11Ti cuboctahedra, faces with four equivalent Mg(5)Mg10TiNb cuboctahedra, faces with four equivalent Mg(4)Mg12 cuboctahedra, and faces with four equivalent Mg(3)Mg8Ti2Nb2 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 Ti(1) atom to form distorted MgMg11Ti cuboctahedra that share corners with four equivalent Mg(7)Mg11Nb cuboctahedra, corners with six equivalent Mg(6)Mg11Ti cuboctahedra, corners with eight equivalent Mg(5)Mg10TiNb cuboctahedra, edges with two equivalent Mg(7)Mg11Nb cuboctahedra, edges with two equivalent Mg(1)Mg12 cuboctahedra, edges with two equivalent Ti(1)Mg10Nb2 cuboctahedra, edges with four equivalent Mg(5)Mg10TiNb cuboctahedra, edges with four equivalent Mg(4)Mg12 cuboctahedra, edges with four equivalent Mg(3)Mg8Ti2Nb2 cuboctahedra,  a faceface with one Mg(1)Mg12 cuboctahedra,  a faceface with one Ti(1)Mg10Nb2 cuboctahedra, faces with two equivalent Mg(7)Mg11Nb cuboctahedra, faces with two equivalent Mg(6)Mg11Ti cuboctahedra, faces with two equivalent Mg(4)Mg12 cuboctahedra, faces with two equivalent Mg(3)Mg8Ti2Nb2 cuboctahedra, faces with three equivalent Mg(2)Mg12 cuboctahedra, faces with three equivalent Nb(1)Mg10Ti2 cuboctahedra, and faces with four equivalent Mg(5)Mg10TiNb 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 Nb(1) atom to form distorted MgMg11Nb cuboctahedra that share corners with four equivalent Mg(6)Mg11Ti cuboctahedra, corners with six equivalent Mg(7)Mg11Nb cuboctahedra, corners with eight equivalent Mg(5)Mg10TiNb cuboctahedra, edges with two equivalent Mg(6)Mg11Ti cuboctahedra, edges with two equivalent Mg(2)Mg12 cuboctahedra, edges with two equivalent Nb(1)Mg10Ti2 cuboctahedra, edges with four equivalent Mg(5)Mg10TiNb cuboctahedra, edges with four equivalent Mg(4)Mg12 cuboctahedra, edges with four equivalent Mg(3)Mg8Ti2Nb2 cuboctahedra,  a faceface with one Mg(2)Mg12 cuboctahedra,  a faceface with one Nb(1)Mg10Ti2 cuboctahedra, faces with two equivalent Mg(7)Mg11Nb cuboctahedra, faces with two equivalent Mg(6)Mg11Ti cuboctahedra, faces with two equivalent Mg(4)Mg12 cuboctahedra, faces with two equivalent Mg(3)Mg8Ti2Nb2 cuboctahedra, faces with three equivalent Mg(1)Mg12 cuboctahedra, faces with three equivalent Ti(1)Mg10Nb2 cuboctahedra, and faces with four equivalent Mg(5)Mg10TiNb cuboctahedra. Ti(1) is bonded to two equivalent Mg(6), four equivalent Mg(3), four equivalent Mg(5), and two equivalent Nb(1) atoms to form TiMg10Nb2 cuboctahedra that share corners with four equivalent Mg(2)Mg12 cuboctahedra, corners with six equivalent Ti(1)Mg10Nb2 cuboctahedra, corners with eight equivalent Mg(4)Mg12 cuboctahedra, edges with two equivalent Nb(1)Mg10Ti2 cuboctahedra, edges with four equivalent Mg(6)Mg11Ti cuboctahedra, edges with four equivalent Mg(3)Mg8Ti2Nb2 cuboctahedra, edges with eight equivalent Mg(5)Mg10TiNb cuboctahedra, faces with two equivalent Mg(6)Mg11Ti cuboctahedra, faces with two equivalent Mg(1)Mg12 cuboctahedra, faces with two equivalent Nb(1)Mg10Ti2 cuboctahedra, faces with four equivalent Mg(5)Mg10TiNb cuboctahedra, faces with four equivalent Mg(3)Mg8Ti2Nb2 cuboctahedra, and faces with six equivalent Mg(7)Mg11Nb cuboctahedra. Nb(1) is bonded to two equivalent Mg(7), four equivalent Mg(3), four equivalent Mg(5), and two equivalent Ti(1) atoms to form NbMg10Ti2 cuboctahedra that share corners with four equivalent Mg(1)Mg12 cuboctahedra, corners with six equivalent Nb(1)Mg10Ti2 cuboctahedra, corners with eight equivalent Mg(4)Mg12 cuboctahedra, edges with two equivalent Ti(1)Mg10Nb2 cuboctahedra, edges with four equivalent Mg(7)Mg11Nb cuboctahedra, edges with four equivalent Mg(3)Mg8Ti2Nb2 cuboctahedra, edges with eight equivalent Mg(5)Mg10TiNb cuboctahedra, faces with two equivalent Mg(7)Mg11Nb cuboctahedra, faces with two equivalent Mg(2)Mg12 cuboctahedra, faces with two equivalent Ti(1)Mg10Nb2 cuboctahedra, faces with four equivalent Mg(5)Mg10TiNb cuboctahedra, faces with four equivalent Mg(3)Mg8Ti2Nb2 cuboctahedra, and faces with six equivalent Mg(6)Mg11Ti cuboctahedra. is represented by the Crystallographic Information File (CIF) [CIF]
data_Mg14TiNb
_symmetry_space_group_name_H-M   'P 1'
_cell_length_a   6.355
_cell_length_b   6.173
_cell_length_c   10.101
_cell_angle_alpha   90.000
_cell_angle_beta   90.000
_cell_angle_gamma   119.055
_symmetry_Int_Tables_number   1
_cell_volume   346.401
_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  0.333  0.625  1.0
  Mg  Mg1  1  0.166  0.833  0.625  1.0
  Mg  Mg2  1  0.663  0.332  0.125  1.0
  Mg  Mg3  1  0.665  0.333  0.625  1.0
  Mg  Mg4  1  0.663  0.831  0.125  1.0
  Mg  Mg5  1  0.665  0.832  0.625  1.0
  Mg  Mg6  1  0.329  0.162  0.367  1.0
  Mg  Mg7  1  0.329  0.162  0.883  1.0
  Mg  Mg8  1  0.329  0.667  0.367  1.0
  Mg  Mg9  1  0.329  0.667  0.883  1.0
  Mg  Mg10  1  0.841  0.170  0.371  1.0
  Mg  Mg11  1  0.841  0.170  0.879  1.0
  Mg  Mg12  1  0.843  0.672  0.369  1.0
  Mg  Mg13  1  0.843  0.672  0.881  1.0
  Ti  Ti14  1  0.165  0.333  0.125  1.0
  Nb  Nb15  1  0.162  0.831  0.125  1.0
[/CIF]
.