The compound described by UIrSi crystallizes in the orthorhombic Pnma space group. U(1) is bonded in a 12-coordinate geometry to six equivalent Ir(1) and six equivalent Si(1) atoms. Ir(1) is bonded in a 10-coordinate geometry to six equivalent U(1) and four equivalent Si(1) atoms. Si(1) is bonded in a 10-coordinate geometry to six equivalent U(1) and four equivalent Ir(1) atoms. is represented by the Crystallographic Information File (CIF) [CIF]
data_USiIr
_symmetry_space_group_name_H-M   'P 1'
_cell_length_a   4.306
_cell_length_b   6.919
_cell_length_c   7.392
_cell_angle_alpha   90.000
_cell_angle_beta   90.000
_cell_angle_gamma   90.000
_symmetry_Int_Tables_number   1
_cell_volume   220.249
_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
  U  U0  1  0.250  0.487  0.704  1.0
  U  U1  1  0.750  0.513  0.296  1.0
  U  U2  1  0.250  0.987  0.796  1.0
  U  U3  1  0.750  0.013  0.204  1.0
  Si  Si4  1  0.250  0.321  0.085  1.0
  Si  Si5  1  0.750  0.679  0.915  1.0
  Si  Si6  1  0.250  0.821  0.415  1.0
  Si  Si7  1  0.750  0.179  0.585  1.0
  Ir  Ir8  1  0.750  0.787  0.588  1.0
  Ir  Ir9  1  0.250  0.213  0.412  1.0
  Ir  Ir10  1  0.750  0.287  0.912  1.0
  Ir  Ir11  1  0.250  0.713  0.088  1.0
[/CIF]
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The compound described by UIrSi crystallizes in the orthorhombic Pnma space group. U(1) is bonded in a 12-coordinate geometry to six equivalent Ir(1) and six equivalent Si(1) atoms. Ir(1) is bonded in a 10-coordinate geometry to six equivalent U(1) and four equivalent Si(1) atoms. Si(1) is bonded in a 10-coordinate geometry to six equivalent U(1) and four equivalent Ir(1) atoms. is represented by the Crystallographic Information File (CIF) [CIF]
data_USiIr
_symmetry_space_group_name_H-M   'P 1'
_cell_length_a   4.306
_cell_length_b   6.919
_cell_length_c   7.392
_cell_angle_alpha   90.000
_cell_angle_beta   90.000
_cell_angle_gamma   90.000
_symmetry_Int_Tables_number   1
_cell_volume   220.249
_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
  U  U0  1  0.250  0.487  0.704  1.0
  U  U1  1  0.750  0.513  0.296  1.0
  U  U2  1  0.250  0.987  0.796  1.0
  U  U3  1  0.750  0.013  0.204  1.0
  Si  Si4  1  0.250  0.321  0.085  1.0
  Si  Si5  1  0.750  0.679  0.915  1.0
  Si  Si6  1  0.250  0.821  0.415  1.0
  Si  Si7  1  0.750  0.179  0.585  1.0
  Ir  Ir8  1  0.750  0.787  0.588  1.0
  Ir  Ir9  1  0.250  0.213  0.412  1.0
  Ir  Ir10  1  0.750  0.287  0.912  1.0
  Ir  Ir11  1  0.250  0.713  0.088  1.0
[/CIF]
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