The structure described by CrSi is alpha-derived structured and crystallizes in the cubic P2_13 space group. Cr(1) is bonded in a 7-coordinate geometry to seven equivalent Si(1) atoms. Si(1) is bonded in a 7-coordinate geometry to seven equivalent Cr(1) atoms. is represented by the CIF file [CIF]
data_CrSi
_symmetry_space_group_name_H-M   'P 1'
_cell_length_a   4.600
_cell_length_b   4.600
_cell_length_c   4.600
_cell_angle_alpha   90.000
_cell_angle_beta   90.000
_cell_angle_gamma   90.000
_symmetry_Int_Tables_number   1
_cell_volume   97.306
_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
  Cr  Cr0  1  0.862  0.638  0.362  1.0
  Cr  Cr1  1  0.638  0.362  0.862  1.0
  Cr  Cr2  1  0.362  0.862  0.638  1.0
  Cr  Cr3  1  0.138  0.138  0.138  1.0
  Si  Si4  1  0.153  0.347  0.653  1.0
  Si  Si5  1  0.347  0.653  0.153  1.0
  Si  Si6  1  0.653  0.153  0.347  1.0
  Si  Si7  1  0.847  0.847  0.847  1.0
[/CIF]
.
The structure described by CrSi is alpha-derived structured and crystallizes in the cubic P2_13 space group. Cr(1) is bonded in a 7-coordinate geometry to seven equivalent Si(1) atoms. Si(1) is bonded in a 7-coordinate geometry to seven equivalent Cr(1) atoms. is represented by the CIF file [CIF]
data_CrSi
_symmetry_space_group_name_H-M   'P 1'
_cell_length_a   4.600
_cell_length_b   4.600
_cell_length_c   4.600
_cell_angle_alpha   90.000
_cell_angle_beta   90.000
_cell_angle_gamma   90.000
_symmetry_Int_Tables_number   1
_cell_volume   97.306
_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
  Cr  Cr0  1  0.862  0.638  0.362  1.0
  Cr  Cr1  1  0.638  0.362  0.862  1.0
  Cr  Cr2  1  0.362  0.862  0.638  1.0
  Cr  Cr3  1  0.138  0.138  0.138  1.0
  Si  Si4  1  0.153  0.347  0.653  1.0
  Si  Si5  1  0.347  0.653  0.153  1.0
  Si  Si6  1  0.653  0.153  0.347  1.0
  Si  Si7  1  0.847  0.847  0.847  1.0
[/CIF]
.