The compound described by Al13Rh4 crystallizes in the monoclinic C2/m space group. There are five inequivalent Rh sites. In the first Rh site, Rh(1) is bonded in a 11-coordinate geometry to one Al(1), one Al(3), one Al(9), two equivalent Al(12), two equivalent Al(13), two equivalent Al(14), and two equivalent Al(4) atoms. In the second Rh site, Rh(2) is bonded in a 10-coordinate geometry to one Al(3), one Al(6), one Al(7), one Al(8), two equivalent Al(12), two equivalent Al(13), and two equivalent Al(14) atoms. In the third Rh site, Rh(3) is bonded in a 10-coordinate geometry to one Al(5), one Al(9), two equivalent Al(1), two equivalent Al(10), two equivalent Al(11), and two equivalent Al(15) atoms. In the fourth Rh site, Rh(4) is bonded in a 10-coordinate geometry to one Al(5), one Al(8), two equivalent Al(10), two equivalent Al(11), two equivalent Al(15), and two equivalent Al(6) atoms. In the fifth Rh site, Rh(5) is bonded in a 9-coordinate geometry to one Al(10), one Al(11), one Al(12), one Al(13), one Al(14), one Al(2), one Al(4), one Al(8), and one Al(9) atom. There are fifteen inequivalent Al sites. In the first Al site, Al(1) is bonded in a 3-coordinate geometry to one Rh(1) and two equivalent Rh(3) atoms. In the second Al site, Al(2) is bonded in a linear geometry to two equivalent Rh(5) atoms. In the third Al site, Al(3) is bonded in a distorted linear geometry to one Rh(1) and one Rh(2) atom. In the fourth Al site, Al(4) is bonded in a 4-coordinate geometry to two equivalent Rh(1) and two equivalent Rh(5) atoms. In the fifth Al site, Al(5) is bonded in a linear geometry to one Rh(3) and one Rh(4) atom. In the sixth Al site, Al(6) is bonded in a 3-coordinate geometry to one Rh(2) and two equivalent Rh(4) atoms. In the seventh Al site, Al(7) is bonded in a distorted linear geometry to two equivalent Rh(2) atoms. In the eighth Al site, Al(8) is bonded in a 4-coordinate geometry to one Rh(2), one Rh(4), and two equivalent Rh(5) atoms. In the ninth Al site, Al(9) is bonded in a 3-coordinate geometry to one Rh(1), one Rh(3), and two equivalent Rh(5) atoms. In the tenth Al site, Al(10) is bonded in a 3-coordinate geometry to one Rh(3), one Rh(4), and one Rh(5) atom. In the eleventh Al site, Al(11) is bonded in a 3-coordinate geometry to one Rh(3), one Rh(4), and one Rh(5) atom. In the twelfth Al site, Al(12) is bonded in a 3-coordinate geometry to one Rh(1), one Rh(2), and one Rh(5) atom. In the thirteenth Al site, Al(13) is bonded in a 3-coordinate geometry to one Rh(1), one Rh(2), and one Rh(5) atom. In the fourteenth Al site, Al(14) is bonded in a 2-coordinate geometry to one Rh(1), one Rh(2), and one Rh(5) atom. In the fifteenth Al site, Al(15) is bonded in a 4-coordinate geometry to two equivalent Rh(3) and two equivalent Rh(4) atoms. is represented by the CIF card [CIF]
data_Al13Rh4
_symmetry_space_group_name_H-M   'P 1'
_cell_length_a   8.330
_cell_length_b   8.900
_cell_length_c   12.912
_cell_angle_alpha   105.974
_cell_angle_beta   90.000
_cell_angle_gamma   117.904
_symmetry_Int_Tables_number   1
_cell_volume   803.909
_cell_formula_units_Z   3
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
  Al  Al0  1  0.071  0.142  0.176  1.0
  Al  Al1  1  0.929  0.858  0.824  1.0
  Al  Al2  1  0.326  0.651  0.286  1.0
  Al  Al3  1  0.674  0.349  0.714  1.0
  Al  Al4  1  0.238  0.476  0.520  1.0
  Al  Al5  1  0.762  0.524  0.480  1.0
  Al  Al6  1  0.076  0.153  0.581  1.0
  Al  Al7  1  0.924  0.847  0.419  1.0
  Al  Al8  1  0.244  0.489  0.978  1.0
  Al  Al9  1  0.756  0.511  0.022  1.0
  Al  Al10  1  0.482  0.964  0.830  1.0
  Al  Al11  1  0.518  0.036  0.170  1.0
  Al  Al12  1  0.500  0.000  0.500  1.0
  Al  Al13  1  0.301  0.601  0.770  1.0
  Al  Al14  1  0.699  0.399  0.230  1.0
  Al  Al15  1  0.087  0.173  0.785  1.0
  Al  Al16  1  0.913  0.827  0.215  1.0
  Al  Al17  1  0.966  0.368  0.114  1.0
  Al  Al18  1  0.402  0.368  0.114  1.0
  Al  Al19  1  0.034  0.632  0.886  1.0
  Al  Al20  1  0.598  0.632  0.886  1.0
  Al  Al21  1  0.153  0.738  0.110  1.0
  Al  Al22  1  0.585  0.738  0.110  1.0
  Al  Al23  1  0.847  0.262  0.890  1.0
  Al  Al24  1  0.415  0.262  0.890  1.0
  Al  Al25  1  0.959  0.355  0.330  1.0
  Al  Al26  1  0.396  0.355  0.330  1.0
  Al  Al27  1  0.041  0.645  0.670  1.0
  Al  Al28  1  0.604  0.645  0.670  1.0
  Al  Al29  1  0.261  0.982  0.327  1.0
  Al  Al30  1  0.721  0.982  0.327  1.0
  Al  Al31  1  0.739  0.018  0.673  1.0
  Al  Al32  1  0.279  0.018  0.673  1.0
  Al  Al33  1  0.141  0.723  0.481  1.0
  Al  Al34  1  0.582  0.723  0.481  1.0
  Al  Al35  1  0.859  0.277  0.519  1.0
  Al  Al36  1  0.418  0.277  0.519  1.0
  Al  Al37  1  0.751  0.000  0.000  1.0
  Al  Al38  1  0.249  0.000  0.000  1.0
  Rh  Rh39  1  0.082  0.164  0.386  1.0
  Rh  Rh40  1  0.918  0.836  0.614  1.0
  Rh  Rh41  1  0.398  0.796  0.628  1.0
  Rh  Rh42  1  0.602  0.204  0.372  1.0
  Rh  Rh43  1  0.090  0.180  0.979  1.0
  Rh  Rh44  1  0.910  0.820  0.021  1.0
  Rh  Rh45  1  0.398  0.797  0.978  1.0
  Rh  Rh46  1  0.602  0.203  0.022  1.0
  Rh  Rh47  1  0.038  0.645  0.281  1.0
  Rh  Rh48  1  0.607  0.645  0.281  1.0
  Rh  Rh49  1  0.962  0.355  0.719  1.0
  Rh  Rh50  1  0.393  0.355  0.719  1.0
[/CIF]
.
The compound described by Al13Rh4 crystallizes in the monoclinic C2/m space group. There are five inequivalent Rh sites. In the first Rh site, Rh(1) is bonded in a 11-coordinate geometry to one Al(1), one Al(3), one Al(9), two equivalent Al(12), two equivalent Al(13), two equivalent Al(14), and two equivalent Al(4) atoms. In the second Rh site, Rh(2) is bonded in a 10-coordinate geometry to one Al(3), one Al(6), one Al(7), one Al(8), two equivalent Al(12), two equivalent Al(13), and two equivalent Al(14) atoms. In the third Rh site, Rh(3) is bonded in a 10-coordinate geometry to one Al(5), one Al(9), two equivalent Al(1), two equivalent Al(10), two equivalent Al(11), and two equivalent Al(15) atoms. In the fourth Rh site, Rh(4) is bonded in a 10-coordinate geometry to one Al(5), one Al(8), two equivalent Al(10), two equivalent Al(11), two equivalent Al(15), and two equivalent Al(6) atoms. In the fifth Rh site, Rh(5) is bonded in a 9-coordinate geometry to one Al(10), one Al(11), one Al(12), one Al(13), one Al(14), one Al(2), one Al(4), one Al(8), and one Al(9) atom. There are fifteen inequivalent Al sites. In the first Al site, Al(1) is bonded in a 3-coordinate geometry to one Rh(1) and two equivalent Rh(3) atoms. In the second Al site, Al(2) is bonded in a linear geometry to two equivalent Rh(5) atoms. In the third Al site, Al(3) is bonded in a distorted linear geometry to one Rh(1) and one Rh(2) atom. In the fourth Al site, Al(4) is bonded in a 4-coordinate geometry to two equivalent Rh(1) and two equivalent Rh(5) atoms. In the fifth Al site, Al(5) is bonded in a linear geometry to one Rh(3) and one Rh(4) atom. In the sixth Al site, Al(6) is bonded in a 3-coordinate geometry to one Rh(2) and two equivalent Rh(4) atoms. In the seventh Al site, Al(7) is bonded in a distorted linear geometry to two equivalent Rh(2) atoms. In the eighth Al site, Al(8) is bonded in a 4-coordinate geometry to one Rh(2), one Rh(4), and two equivalent Rh(5) atoms. In the ninth Al site, Al(9) is bonded in a 3-coordinate geometry to one Rh(1), one Rh(3), and two equivalent Rh(5) atoms. In the tenth Al site, Al(10) is bonded in a 3-coordinate geometry to one Rh(3), one Rh(4), and one Rh(5) atom. In the eleventh Al site, Al(11) is bonded in a 3-coordinate geometry to one Rh(3), one Rh(4), and one Rh(5) atom. In the twelfth Al site, Al(12) is bonded in a 3-coordinate geometry to one Rh(1), one Rh(2), and one Rh(5) atom. In the thirteenth Al site, Al(13) is bonded in a 3-coordinate geometry to one Rh(1), one Rh(2), and one Rh(5) atom. In the fourteenth Al site, Al(14) is bonded in a 2-coordinate geometry to one Rh(1), one Rh(2), and one Rh(5) atom. In the fifteenth Al site, Al(15) is bonded in a 4-coordinate geometry to two equivalent Rh(3) and two equivalent Rh(4) atoms. is represented by the CIF card [CIF]
data_Al13Rh4
_symmetry_space_group_name_H-M   'P 1'
_cell_length_a   8.330
_cell_length_b   8.900
_cell_length_c   12.912
_cell_angle_alpha   105.974
_cell_angle_beta   90.000
_cell_angle_gamma   117.904
_symmetry_Int_Tables_number   1
_cell_volume   803.909
_cell_formula_units_Z   3
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
  Al  Al0  1  0.071  0.142  0.176  1.0
  Al  Al1  1  0.929  0.858  0.824  1.0
  Al  Al2  1  0.326  0.651  0.286  1.0
  Al  Al3  1  0.674  0.349  0.714  1.0
  Al  Al4  1  0.238  0.476  0.520  1.0
  Al  Al5  1  0.762  0.524  0.480  1.0
  Al  Al6  1  0.076  0.153  0.581  1.0
  Al  Al7  1  0.924  0.847  0.419  1.0
  Al  Al8  1  0.244  0.489  0.978  1.0
  Al  Al9  1  0.756  0.511  0.022  1.0
  Al  Al10  1  0.482  0.964  0.830  1.0
  Al  Al11  1  0.518  0.036  0.170  1.0
  Al  Al12  1  0.500  0.000  0.500  1.0
  Al  Al13  1  0.301  0.601  0.770  1.0
  Al  Al14  1  0.699  0.399  0.230  1.0
  Al  Al15  1  0.087  0.173  0.785  1.0
  Al  Al16  1  0.913  0.827  0.215  1.0
  Al  Al17  1  0.966  0.368  0.114  1.0
  Al  Al18  1  0.402  0.368  0.114  1.0
  Al  Al19  1  0.034  0.632  0.886  1.0
  Al  Al20  1  0.598  0.632  0.886  1.0
  Al  Al21  1  0.153  0.738  0.110  1.0
  Al  Al22  1  0.585  0.738  0.110  1.0
  Al  Al23  1  0.847  0.262  0.890  1.0
  Al  Al24  1  0.415  0.262  0.890  1.0
  Al  Al25  1  0.959  0.355  0.330  1.0
  Al  Al26  1  0.396  0.355  0.330  1.0
  Al  Al27  1  0.041  0.645  0.670  1.0
  Al  Al28  1  0.604  0.645  0.670  1.0
  Al  Al29  1  0.261  0.982  0.327  1.0
  Al  Al30  1  0.721  0.982  0.327  1.0
  Al  Al31  1  0.739  0.018  0.673  1.0
  Al  Al32  1  0.279  0.018  0.673  1.0
  Al  Al33  1  0.141  0.723  0.481  1.0
  Al  Al34  1  0.582  0.723  0.481  1.0
  Al  Al35  1  0.859  0.277  0.519  1.0
  Al  Al36  1  0.418  0.277  0.519  1.0
  Al  Al37  1  0.751  0.000  0.000  1.0
  Al  Al38  1  0.249  0.000  0.000  1.0
  Rh  Rh39  1  0.082  0.164  0.386  1.0
  Rh  Rh40  1  0.918  0.836  0.614  1.0
  Rh  Rh41  1  0.398  0.796  0.628  1.0
  Rh  Rh42  1  0.602  0.204  0.372  1.0
  Rh  Rh43  1  0.090  0.180  0.979  1.0
  Rh  Rh44  1  0.910  0.820  0.021  1.0
  Rh  Rh45  1  0.398  0.797  0.978  1.0
  Rh  Rh46  1  0.602  0.203  0.022  1.0
  Rh  Rh47  1  0.038  0.645  0.281  1.0
  Rh  Rh48  1  0.607  0.645  0.281  1.0
  Rh  Rh49  1  0.962  0.355  0.719  1.0
  Rh  Rh50  1  0.393  0.355  0.719  1.0
[/CIF]
.