The compound described by HfCuSi crystallizes in the orthorhombic Pnma space group. Hf(1) is bonded in a 11-coordinate geometry to six equivalent Cu(1) and five equivalent Si(1) atoms. Cu(1) is bonded in a 10-coordinate geometry to six equivalent Hf(1) and four equivalent Si(1) atoms. Si(1) is bonded in a 9-coordinate geometry to five equivalent Hf(1) and four equivalent Cu(1) atoms. is represented by the Crystallographic Information File (CIF) [CIF]
data_HfCuSi
_symmetry_space_group_name_H-M   'P 1'
_cell_length_a   3.870
_cell_length_b   6.413
_cell_length_c   7.216
_cell_angle_alpha   90.000
_cell_angle_beta   90.000
_cell_angle_gamma   90.000
_symmetry_Int_Tables_number   1
_cell_volume   179.104
_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
  Hf  Hf0  1  0.250  0.510  0.308  1.0
  Hf  Hf1  1  0.750  0.490  0.692  1.0
  Hf  Hf2  1  0.250  0.010  0.192  1.0
  Hf  Hf3  1  0.750  0.990  0.808  1.0
  Cu  Cu4  1  0.750  0.831  0.422  1.0
  Cu  Cu5  1  0.250  0.169  0.578  1.0
  Cu  Cu6  1  0.750  0.331  0.078  1.0
  Cu  Cu7  1  0.250  0.669  0.922  1.0
  Si  Si8  1  0.250  0.280  0.899  1.0
  Si  Si9  1  0.750  0.720  0.101  1.0
  Si  Si10  1  0.250  0.780  0.601  1.0
  Si  Si11  1  0.750  0.220  0.399  1.0
[/CIF]
.
The compound described by HfCuSi crystallizes in the orthorhombic Pnma space group. Hf(1) is bonded in a 11-coordinate geometry to six equivalent Cu(1) and five equivalent Si(1) atoms. Cu(1) is bonded in a 10-coordinate geometry to six equivalent Hf(1) and four equivalent Si(1) atoms. Si(1) is bonded in a 9-coordinate geometry to five equivalent Hf(1) and four equivalent Cu(1) atoms. is represented by the Crystallographic Information File (CIF) [CIF]
data_HfCuSi
_symmetry_space_group_name_H-M   'P 1'
_cell_length_a   3.870
_cell_length_b   6.413
_cell_length_c   7.216
_cell_angle_alpha   90.000
_cell_angle_beta   90.000
_cell_angle_gamma   90.000
_symmetry_Int_Tables_number   1
_cell_volume   179.104
_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
  Hf  Hf0  1  0.250  0.510  0.308  1.0
  Hf  Hf1  1  0.750  0.490  0.692  1.0
  Hf  Hf2  1  0.250  0.010  0.192  1.0
  Hf  Hf3  1  0.750  0.990  0.808  1.0
  Cu  Cu4  1  0.750  0.831  0.422  1.0
  Cu  Cu5  1  0.250  0.169  0.578  1.0
  Cu  Cu6  1  0.750  0.331  0.078  1.0
  Cu  Cu7  1  0.250  0.669  0.922  1.0
  Si  Si8  1  0.250  0.280  0.899  1.0
  Si  Si9  1  0.750  0.720  0.101  1.0
  Si  Si10  1  0.250  0.780  0.601  1.0
  Si  Si11  1  0.750  0.220  0.399  1.0
[/CIF]
.