The structure described by NiAlDy crystallizes in the orthorhombic Amm2 space group. There are two inequivalent Dy sites. In the first Dy site, Dy(1) is bonded in a 12-coordinate geometry to three equivalent Dy(2), one Ni(3), two equivalent Ni(1), two equivalent Ni(2), three equivalent Al(1), and four equivalent Al(2) atoms. In the second Dy site, Dy(2) is bonded in a 16-coordinate geometry to one Dy(2), three equivalent Dy(1), one Ni(1), two equivalent Ni(3), four equivalent Ni(2), two equivalent Al(2), and three equivalent Al(1) atoms. There are three inequivalent Ni sites. In the first Ni site, Ni(1) is bonded to two equivalent Dy(2), four equivalent Dy(1), two equivalent Al(1), and four equivalent Al(2) atoms to form NiDy6Al6 cuboctahedra that share corners with two equivalent Ni(3)Dy6Al2Ni4 cuboctahedra, corners with four equivalent Ni(1)Dy6Al6 cuboctahedra, corners with four equivalent Al(1)Dy6Al2Ni4 cuboctahedra, corners with eight equivalent Ni(2)Dy6Al2Ni4 cuboctahedra, edges with two equivalent Ni(1)Dy6Al6 cuboctahedra, edges with four equivalent Ni(3)Dy6Al2Ni4 cuboctahedra, faces with four equivalent Ni(2)Dy6Al2Ni4 cuboctahedra, faces with six equivalent Al(1)Dy6Al2Ni4 cuboctahedra, and faces with eight equivalent Al(2)Dy6Al4Ni2 cuboctahedra. In the second Ni site, Ni(2) is bonded to two equivalent Dy(1), four equivalent Dy(2), two equivalent Ni(2), two equivalent Ni(3), and two equivalent Al(1) atoms to form distorted NiDy6Al2Ni4 cuboctahedra that share corners with four equivalent Ni(2)Dy6Al2Ni4 cuboctahedra, corners with four equivalent Ni(1)Dy6Al6 cuboctahedra, corners with four equivalent Al(1)Dy6Al2Ni4 cuboctahedra, corners with six equivalent Al(2)Dy6Al4Ni2 cuboctahedra, edges with two equivalent Ni(2)Dy6Al2Ni4 cuboctahedra, edges with four equivalent Al(2)Dy6Al4Ni2 cuboctahedra, faces with two equivalent Ni(1)Dy6Al6 cuboctahedra, faces with two equivalent Al(2)Dy6Al4Ni2 cuboctahedra, faces with four equivalent Ni(2)Dy6Al2Ni4 cuboctahedra, faces with four equivalent Ni(3)Dy6Al2Ni4 cuboctahedra, and faces with six equivalent Al(1)Dy6Al2Ni4 cuboctahedra. In the third Ni site, Ni(3) is bonded to two equivalent Dy(1), four equivalent Dy(2), four equivalent Ni(2), and two equivalent Al(1) atoms to form distorted NiDy6Al2Ni4 cuboctahedra that share corners with two equivalent Ni(1)Dy6Al6 cuboctahedra, corners with four equivalent Ni(3)Dy6Al2Ni4 cuboctahedra, corners with four equivalent Al(1)Dy6Al2Ni4 cuboctahedra, corners with eight equivalent Al(2)Dy6Al4Ni2 cuboctahedra, edges with two equivalent Ni(3)Dy6Al2Ni4 cuboctahedra, edges with four equivalent Ni(1)Dy6Al6 cuboctahedra, faces with four equivalent Al(2)Dy6Al4Ni2 cuboctahedra, faces with six equivalent Al(1)Dy6Al2Ni4 cuboctahedra, and faces with eight equivalent Ni(2)Dy6Al2Ni4 cuboctahedra. There are two inequivalent Al sites. In the first Al site, Al(1) is bonded to three equivalent Dy(1), three equivalent Dy(2), one Ni(1), one Ni(3), two equivalent Ni(2), and two equivalent Al(2) atoms to form distorted AlDy6Al2Ni4 cuboctahedra that share corners with two equivalent Ni(3)Dy6Al2Ni4 cuboctahedra, corners with two equivalent Ni(1)Dy6Al6 cuboctahedra, corners with four equivalent Ni(2)Dy6Al2Ni4 cuboctahedra, corners with four equivalent Al(2)Dy6Al4Ni2 cuboctahedra, edges with six equivalent Al(1)Dy6Al2Ni4 cuboctahedra, faces with two equivalent Al(1)Dy6Al2Ni4 cuboctahedra, faces with three equivalent Ni(3)Dy6Al2Ni4 cuboctahedra, faces with three equivalent Ni(1)Dy6Al6 cuboctahedra, faces with six equivalent Ni(2)Dy6Al2Ni4 cuboctahedra, and faces with six equivalent Al(2)Dy6Al4Ni2 cuboctahedra. In the second Al site, Al(2) is bonded to two equivalent Dy(2), four equivalent Dy(1), two equivalent Ni(1), two equivalent Al(1), and two equivalent Al(2) atoms to form distorted AlDy6Al4Ni2 cuboctahedra that share corners with four equivalent Ni(3)Dy6Al2Ni4 cuboctahedra, corners with four equivalent Al(1)Dy6Al2Ni4 cuboctahedra, corners with four equivalent Al(2)Dy6Al4Ni2 cuboctahedra, corners with six equivalent Ni(2)Dy6Al2Ni4 cuboctahedra, edges with two equivalent Al(2)Dy6Al4Ni2 cuboctahedra, edges with four equivalent Ni(2)Dy6Al2Ni4 cuboctahedra, faces with two equivalent Ni(2)Dy6Al2Ni4 cuboctahedra, faces with two equivalent Ni(3)Dy6Al2Ni4 cuboctahedra, faces with four equivalent Ni(1)Dy6Al6 cuboctahedra, faces with four equivalent Al(2)Dy6Al4Ni2 cuboctahedra, and faces with six equivalent Al(1)Dy6Al2Ni4 cuboctahedra. is represented by the CIF file [CIF]
data_DyAlNi
_symmetry_space_group_name_H-M   'P 1'
_cell_length_a   5.314
_cell_length_b   5.316
_cell_length_c   8.459
_cell_angle_alpha   90.000
_cell_angle_beta   90.000
_cell_angle_gamma   60.627
_symmetry_Int_Tables_number   1
_cell_volume   208.241
_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
  Dy  Dy0  1  0.333  0.333  0.545  1.0
  Dy  Dy1  1  0.670  0.670  0.425  1.0
  Dy  Dy2  1  0.670  0.670  0.075  1.0
  Dy  Dy3  1  0.333  0.333  0.955  1.0
  Al  Al4  1  0.996  0.996  0.488  1.0
  Al  Al5  1  0.996  0.996  0.012  1.0
  Al  Al6  1  0.832  0.341  0.750  1.0
  Al  Al7  1  0.341  0.832  0.750  1.0
  Ni  Ni8  1  0.831  0.831  0.750  1.0
  Ni  Ni9  1  0.168  0.664  0.250  1.0
  Ni  Ni10  1  0.664  0.168  0.250  1.0
  Ni  Ni11  1  0.167  0.167  0.250  1.0
[/CIF]
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The structure described by NiAlDy crystallizes in the orthorhombic Amm2 space group. There are two inequivalent Dy sites. In the first Dy site, Dy(1) is bonded in a 12-coordinate geometry to three equivalent Dy(2), one Ni(3), two equivalent Ni(1), two equivalent Ni(2), three equivalent Al(1), and four equivalent Al(2) atoms. In the second Dy site, Dy(2) is bonded in a 16-coordinate geometry to one Dy(2), three equivalent Dy(1), one Ni(1), two equivalent Ni(3), four equivalent Ni(2), two equivalent Al(2), and three equivalent Al(1) atoms. There are three inequivalent Ni sites. In the first Ni site, Ni(1) is bonded to two equivalent Dy(2), four equivalent Dy(1), two equivalent Al(1), and four equivalent Al(2) atoms to form NiDy6Al6 cuboctahedra that share corners with two equivalent Ni(3)Dy6Al2Ni4 cuboctahedra, corners with four equivalent Ni(1)Dy6Al6 cuboctahedra, corners with four equivalent Al(1)Dy6Al2Ni4 cuboctahedra, corners with eight equivalent Ni(2)Dy6Al2Ni4 cuboctahedra, edges with two equivalent Ni(1)Dy6Al6 cuboctahedra, edges with four equivalent Ni(3)Dy6Al2Ni4 cuboctahedra, faces with four equivalent Ni(2)Dy6Al2Ni4 cuboctahedra, faces with six equivalent Al(1)Dy6Al2Ni4 cuboctahedra, and faces with eight equivalent Al(2)Dy6Al4Ni2 cuboctahedra. In the second Ni site, Ni(2) is bonded to two equivalent Dy(1), four equivalent Dy(2), two equivalent Ni(2), two equivalent Ni(3), and two equivalent Al(1) atoms to form distorted NiDy6Al2Ni4 cuboctahedra that share corners with four equivalent Ni(2)Dy6Al2Ni4 cuboctahedra, corners with four equivalent Ni(1)Dy6Al6 cuboctahedra, corners with four equivalent Al(1)Dy6Al2Ni4 cuboctahedra, corners with six equivalent Al(2)Dy6Al4Ni2 cuboctahedra, edges with two equivalent Ni(2)Dy6Al2Ni4 cuboctahedra, edges with four equivalent Al(2)Dy6Al4Ni2 cuboctahedra, faces with two equivalent Ni(1)Dy6Al6 cuboctahedra, faces with two equivalent Al(2)Dy6Al4Ni2 cuboctahedra, faces with four equivalent Ni(2)Dy6Al2Ni4 cuboctahedra, faces with four equivalent Ni(3)Dy6Al2Ni4 cuboctahedra, and faces with six equivalent Al(1)Dy6Al2Ni4 cuboctahedra. In the third Ni site, Ni(3) is bonded to two equivalent Dy(1), four equivalent Dy(2), four equivalent Ni(2), and two equivalent Al(1) atoms to form distorted NiDy6Al2Ni4 cuboctahedra that share corners with two equivalent Ni(1)Dy6Al6 cuboctahedra, corners with four equivalent Ni(3)Dy6Al2Ni4 cuboctahedra, corners with four equivalent Al(1)Dy6Al2Ni4 cuboctahedra, corners with eight equivalent Al(2)Dy6Al4Ni2 cuboctahedra, edges with two equivalent Ni(3)Dy6Al2Ni4 cuboctahedra, edges with four equivalent Ni(1)Dy6Al6 cuboctahedra, faces with four equivalent Al(2)Dy6Al4Ni2 cuboctahedra, faces with six equivalent Al(1)Dy6Al2Ni4 cuboctahedra, and faces with eight equivalent Ni(2)Dy6Al2Ni4 cuboctahedra. There are two inequivalent Al sites. In the first Al site, Al(1) is bonded to three equivalent Dy(1), three equivalent Dy(2), one Ni(1), one Ni(3), two equivalent Ni(2), and two equivalent Al(2) atoms to form distorted AlDy6Al2Ni4 cuboctahedra that share corners with two equivalent Ni(3)Dy6Al2Ni4 cuboctahedra, corners with two equivalent Ni(1)Dy6Al6 cuboctahedra, corners with four equivalent Ni(2)Dy6Al2Ni4 cuboctahedra, corners with four equivalent Al(2)Dy6Al4Ni2 cuboctahedra, edges with six equivalent Al(1)Dy6Al2Ni4 cuboctahedra, faces with two equivalent Al(1)Dy6Al2Ni4 cuboctahedra, faces with three equivalent Ni(3)Dy6Al2Ni4 cuboctahedra, faces with three equivalent Ni(1)Dy6Al6 cuboctahedra, faces with six equivalent Ni(2)Dy6Al2Ni4 cuboctahedra, and faces with six equivalent Al(2)Dy6Al4Ni2 cuboctahedra. In the second Al site, Al(2) is bonded to two equivalent Dy(2), four equivalent Dy(1), two equivalent Ni(1), two equivalent Al(1), and two equivalent Al(2) atoms to form distorted AlDy6Al4Ni2 cuboctahedra that share corners with four equivalent Ni(3)Dy6Al2Ni4 cuboctahedra, corners with four equivalent Al(1)Dy6Al2Ni4 cuboctahedra, corners with four equivalent Al(2)Dy6Al4Ni2 cuboctahedra, corners with six equivalent Ni(2)Dy6Al2Ni4 cuboctahedra, edges with two equivalent Al(2)Dy6Al4Ni2 cuboctahedra, edges with four equivalent Ni(2)Dy6Al2Ni4 cuboctahedra, faces with two equivalent Ni(2)Dy6Al2Ni4 cuboctahedra, faces with two equivalent Ni(3)Dy6Al2Ni4 cuboctahedra, faces with four equivalent Ni(1)Dy6Al6 cuboctahedra, faces with four equivalent Al(2)Dy6Al4Ni2 cuboctahedra, and faces with six equivalent Al(1)Dy6Al2Ni4 cuboctahedra. is represented by the CIF file [CIF]
data_DyAlNi
_symmetry_space_group_name_H-M   'P 1'
_cell_length_a   5.314
_cell_length_b   5.316
_cell_length_c   8.459
_cell_angle_alpha   90.000
_cell_angle_beta   90.000
_cell_angle_gamma   60.627
_symmetry_Int_Tables_number   1
_cell_volume   208.241
_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
  Dy  Dy0  1  0.333  0.333  0.545  1.0
  Dy  Dy1  1  0.670  0.670  0.425  1.0
  Dy  Dy2  1  0.670  0.670  0.075  1.0
  Dy  Dy3  1  0.333  0.333  0.955  1.0
  Al  Al4  1  0.996  0.996  0.488  1.0
  Al  Al5  1  0.996  0.996  0.012  1.0
  Al  Al6  1  0.832  0.341  0.750  1.0
  Al  Al7  1  0.341  0.832  0.750  1.0
  Ni  Ni8  1  0.831  0.831  0.750  1.0
  Ni  Ni9  1  0.168  0.664  0.250  1.0
  Ni  Ni10  1  0.664  0.168  0.250  1.0
  Ni  Ni11  1  0.167  0.167  0.250  1.0
[/CIF]
.