The compound described by Hf7Ni10 crystallizes in the orthorhombic Cmce space group. There are four inequivalent Hf sites. In the first Hf site, Hf(1) is bonded in a 10-coordinate geometry to two equivalent Ni(3), four equivalent Ni(1), and four equivalent Ni(2) atoms. In the second Hf site, Hf(2) is bonded in a body-centered cubic geometry to four equivalent Ni(1) and four equivalent Ni(2) atoms. In the third Hf site, Hf(3) is bonded in a 8-coordinate geometry to four equivalent Ni(1) and four equivalent Ni(2) atoms. In the fourth Hf site, Hf(4) is bonded in a 7-coordinate geometry to two equivalent Ni(1), two equivalent Ni(2), and three equivalent Ni(3) atoms. There are three inequivalent Ni sites. In the first Ni site, Ni(2) is bonded in a 6-coordinate geometry to one Hf(2), one Hf(4), two equivalent Hf(1), two equivalent Hf(3), and one Ni(3) atom. In the second Ni site, Ni(3) is bonded in a 10-coordinate geometry to two equivalent Hf(1), three equivalent Hf(4), one Ni(3), two equivalent Ni(1), and two equivalent Ni(2) atoms. In the third Ni site, Ni(1) is bonded in a 6-coordinate geometry to one Hf(2), one Hf(4), two equivalent Hf(1), two equivalent Hf(3), and one Ni(3) atom. is represented by the Crystallographic Information File (CIF) [CIF]
data_Hf7Ni10
_symmetry_space_group_name_H-M   'P 1'
_cell_length_a   7.577
_cell_length_b   7.577
_cell_length_c   9.033
_cell_angle_alpha   89.999
_cell_angle_beta   89.999
_cell_angle_gamma   107.023
_symmetry_Int_Tables_number   1
_cell_volume   495.821
_cell_formula_units_Z   2
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
  Hf  Hf0  1  0.693  0.307  1.000  1.0
  Hf  Hf1  1  0.307  0.693  1.000  1.0
  Hf  Hf2  1  0.807  0.193  0.500  1.0
  Hf  Hf3  1  0.193  0.807  0.500  1.0
  Hf  Hf4  1  1.000  1.000  1.000  1.0
  Hf  Hf5  1  0.500  0.500  0.500  1.0
  Hf  Hf6  1  0.005  0.505  0.250  1.0
  Hf  Hf7  1  0.995  0.495  0.750  1.0
  Hf  Hf8  1  0.495  0.995  0.750  1.0
  Hf  Hf9  1  0.505  0.005  0.250  1.0
  Hf  Hf10  1  0.314  0.314  0.187  1.0
  Hf  Hf11  1  0.686  0.686  0.813  1.0
  Hf  Hf12  1  0.186  0.186  0.687  1.0
  Hf  Hf13  1  0.814  0.814  0.313  1.0
  Ni  Ni14  1  0.866  0.154  0.209  1.0
  Ni  Ni15  1  0.134  0.846  0.791  1.0
  Ni  Ni16  1  0.634  0.346  0.709  1.0
  Ni  Ni17  1  0.654  0.366  0.291  1.0
  Ni  Ni18  1  0.366  0.654  0.291  1.0
  Ni  Ni19  1  0.346  0.634  0.709  1.0
  Ni  Ni20  1  0.846  0.134  0.791  1.0
  Ni  Ni21  1  0.154  0.866  0.209  1.0
  Ni  Ni22  1  0.936  0.647  0.007  1.0
  Ni  Ni23  1  0.064  0.353  0.993  1.0
  Ni  Ni24  1  0.564  0.853  0.507  1.0
  Ni  Ni25  1  0.147  0.436  0.493  1.0
  Ni  Ni26  1  0.436  0.147  0.493  1.0
  Ni  Ni27  1  0.853  0.564  0.507  1.0
  Ni  Ni28  1  0.353  0.064  0.993  1.0
  Ni  Ni29  1  0.647  0.936  0.007  1.0
  Ni  Ni30  1  0.107  0.107  0.395  1.0
  Ni  Ni31  1  0.893  0.893  0.605  1.0
  Ni  Ni32  1  0.393  0.393  0.895  1.0
  Ni  Ni33  1  0.607  0.607  0.105  1.0
[/CIF]
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The compound described by Hf7Ni10 crystallizes in the orthorhombic Cmce space group. There are four inequivalent Hf sites. In the first Hf site, Hf(1) is bonded in a 10-coordinate geometry to two equivalent Ni(3), four equivalent Ni(1), and four equivalent Ni(2) atoms. In the second Hf site, Hf(2) is bonded in a body-centered cubic geometry to four equivalent Ni(1) and four equivalent Ni(2) atoms. In the third Hf site, Hf(3) is bonded in a 8-coordinate geometry to four equivalent Ni(1) and four equivalent Ni(2) atoms. In the fourth Hf site, Hf(4) is bonded in a 7-coordinate geometry to two equivalent Ni(1), two equivalent Ni(2), and three equivalent Ni(3) atoms. There are three inequivalent Ni sites. In the first Ni site, Ni(2) is bonded in a 6-coordinate geometry to one Hf(2), one Hf(4), two equivalent Hf(1), two equivalent Hf(3), and one Ni(3) atom. In the second Ni site, Ni(3) is bonded in a 10-coordinate geometry to two equivalent Hf(1), three equivalent Hf(4), one Ni(3), two equivalent Ni(1), and two equivalent Ni(2) atoms. In the third Ni site, Ni(1) is bonded in a 6-coordinate geometry to one Hf(2), one Hf(4), two equivalent Hf(1), two equivalent Hf(3), and one Ni(3) atom. is represented by the Crystallographic Information File (CIF) [CIF]
data_Hf7Ni10
_symmetry_space_group_name_H-M   'P 1'
_cell_length_a   7.577
_cell_length_b   7.577
_cell_length_c   9.033
_cell_angle_alpha   89.999
_cell_angle_beta   89.999
_cell_angle_gamma   107.023
_symmetry_Int_Tables_number   1
_cell_volume   495.821
_cell_formula_units_Z   2
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
  Hf  Hf0  1  0.693  0.307  1.000  1.0
  Hf  Hf1  1  0.307  0.693  1.000  1.0
  Hf  Hf2  1  0.807  0.193  0.500  1.0
  Hf  Hf3  1  0.193  0.807  0.500  1.0
  Hf  Hf4  1  1.000  1.000  1.000  1.0
  Hf  Hf5  1  0.500  0.500  0.500  1.0
  Hf  Hf6  1  0.005  0.505  0.250  1.0
  Hf  Hf7  1  0.995  0.495  0.750  1.0
  Hf  Hf8  1  0.495  0.995  0.750  1.0
  Hf  Hf9  1  0.505  0.005  0.250  1.0
  Hf  Hf10  1  0.314  0.314  0.187  1.0
  Hf  Hf11  1  0.686  0.686  0.813  1.0
  Hf  Hf12  1  0.186  0.186  0.687  1.0
  Hf  Hf13  1  0.814  0.814  0.313  1.0
  Ni  Ni14  1  0.866  0.154  0.209  1.0
  Ni  Ni15  1  0.134  0.846  0.791  1.0
  Ni  Ni16  1  0.634  0.346  0.709  1.0
  Ni  Ni17  1  0.654  0.366  0.291  1.0
  Ni  Ni18  1  0.366  0.654  0.291  1.0
  Ni  Ni19  1  0.346  0.634  0.709  1.0
  Ni  Ni20  1  0.846  0.134  0.791  1.0
  Ni  Ni21  1  0.154  0.866  0.209  1.0
  Ni  Ni22  1  0.936  0.647  0.007  1.0
  Ni  Ni23  1  0.064  0.353  0.993  1.0
  Ni  Ni24  1  0.564  0.853  0.507  1.0
  Ni  Ni25  1  0.147  0.436  0.493  1.0
  Ni  Ni26  1  0.436  0.147  0.493  1.0
  Ni  Ni27  1  0.853  0.564  0.507  1.0
  Ni  Ni28  1  0.353  0.064  0.993  1.0
  Ni  Ni29  1  0.647  0.936  0.007  1.0
  Ni  Ni30  1  0.107  0.107  0.395  1.0
  Ni  Ni31  1  0.893  0.893  0.605  1.0
  Ni  Ni32  1  0.393  0.393  0.895  1.0
  Ni  Ni33  1  0.607  0.607  0.105  1.0
[/CIF]
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