The structure described by MnPd3Si2 crystallizes in the monoclinic Pm space group. There are three inequivalent Mn sites. In the first Mn site, Mn(1) is bonded in a 11-coordinate geometry to two equivalent Pd(5), two equivalent Pd(6), two equivalent Pd(9), one Si(6), two equivalent Si(1), and two equivalent Si(4) atoms. In the second Mn site, Mn(2) is bonded in a 11-coordinate geometry to two equivalent Pd(4), two equivalent Pd(7), two equivalent Pd(8), one Si(5), two equivalent Si(2), and two equivalent Si(3) atoms. In the third Mn site, Mn(3) is bonded in a 11-coordinate geometry to two equivalent Pd(4), two equivalent Pd(6), two equivalent Pd(8), one Si(5), two equivalent Si(1), and two equivalent Si(3) atoms. There are nine inequivalent Pd sites. In the first Pd site, Pd(1) is bonded in a 5-coordinate geometry to one Si(6), two equivalent Si(2), and two equivalent Si(4) atoms. In the second Pd site, Pd(2) is bonded in a 5-coordinate geometry to one Si(6), two equivalent Si(1), and two equivalent Si(3) atoms. In the third Pd site, Pd(3) is bonded in a 5-coordinate geometry to one Si(5), two equivalent Si(2), and two equivalent Si(4) atoms. In the fourth Pd site, Pd(4) is bonded in a 8-coordinate geometry to two equivalent Mn(2), two equivalent Mn(3), one Si(2), one Si(3), and two equivalent Si(5) atoms. In the fifth Pd site, Pd(5) is bonded in a 6-coordinate geometry to two equivalent Mn(1), one Si(1), one Si(4), and two equivalent Si(6) atoms. In the sixth Pd site, Pd(6) is bonded in a 8-coordinate geometry to two equivalent Mn(1), two equivalent Mn(3), one Si(1), one Si(3), and two equivalent Si(6) atoms. In the seventh Pd site, Pd(7) is bonded in a 6-coordinate geometry to two equivalent Mn(2), one Si(2), one Si(4), and two equivalent Si(5) atoms. In the eighth Pd site, Pd(8) is bonded in a 4-coordinate geometry to two equivalent Mn(2), two equivalent Mn(3), one Si(1), one Si(3), and two equivalent Si(5) atoms. In the ninth Pd site, Pd(9) is bonded in a 6-coordinate geometry to two equivalent Mn(1), one Si(2), one Si(4), and two equivalent Si(6) atoms. There are six inequivalent Si sites. In the first Si site, Si(1) is bonded in a 9-coordinate geometry to two equivalent Mn(1), two equivalent Mn(3), one Pd(5), one Pd(6), one Pd(8), and two equivalent Pd(2) atoms. In the second Si site, Si(2) is bonded in a 9-coordinate geometry to two equivalent Mn(2), one Pd(4), one Pd(7), one Pd(9), two equivalent Pd(1), and two equivalent Pd(3) atoms. In the third Si site, Si(3) is bonded in a 9-coordinate geometry to two equivalent Mn(2), two equivalent Mn(3), one Pd(4), one Pd(6), one Pd(8), and two equivalent Pd(2) atoms. In the fourth Si site, Si(4) is bonded in a 9-coordinate geometry to two equivalent Mn(1), one Pd(5), one Pd(7), one Pd(9), two equivalent Pd(1), and two equivalent Pd(3) atoms. In the fifth Si site, Si(5) is bonded in a 9-coordinate geometry to one Mn(2), one Mn(3), one Pd(3), two equivalent Pd(4), two equivalent Pd(7), and two equivalent Pd(8) atoms. In the sixth Si site, Si(6) is bonded in a 9-coordinate geometry to one Mn(1), one Pd(1), one Pd(2), two equivalent Pd(5), two equivalent Pd(6), and two equivalent Pd(9) atoms. is represented by the CIF file [CIF]
data_MnSi2Pd3
_symmetry_space_group_name_H-M   'P 1'
_cell_length_a   3.505
_cell_length_b   6.532
_cell_length_c   11.306
_cell_angle_alpha   89.654
_cell_angle_beta   90.000
_cell_angle_gamma   90.000
_symmetry_Int_Tables_number   1
_cell_volume   258.848
_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
  Mn  Mn0  1  0.500  0.899  0.508  1.0
  Mn  Mn1  1  0.500  0.403  0.995  1.0
  Mn  Mn2  1  0.500  0.794  0.799  1.0
  Si  Si3  1  0.000  0.002  0.672  1.0
  Si  Si4  1  0.000  0.506  0.171  1.0
  Si  Si5  1  0.000  0.497  0.830  1.0
  Si  Si6  1  0.000  0.003  0.327  1.0
  Si  Si7  1  0.500  0.995  0.000  1.0
  Si  Si8  1  0.500  0.490  0.501  1.0
  Pd  Pd9  1  0.500  0.307  0.302  1.0
  Pd  Pd10  1  0.500  0.303  0.699  1.0
  Pd  Pd11  1  0.500  0.803  0.197  1.0
  Pd  Pd12  1  0.000  0.730  0.998  1.0
  Pd  Pd13  1  0.000  0.222  0.498  1.0
  Pd  Pd14  1  0.000  0.637  0.628  1.0
  Pd  Pd15  1  0.000  0.142  0.128  1.0
  Pd  Pd16  1  0.000  0.127  0.873  1.0
  Pd  Pd17  1  0.000  0.640  0.374  1.0
[/CIF]
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The structure described by MnPd3Si2 crystallizes in the monoclinic Pm space group. There are three inequivalent Mn sites. In the first Mn site, Mn(1) is bonded in a 11-coordinate geometry to two equivalent Pd(5), two equivalent Pd(6), two equivalent Pd(9), one Si(6), two equivalent Si(1), and two equivalent Si(4) atoms. In the second Mn site, Mn(2) is bonded in a 11-coordinate geometry to two equivalent Pd(4), two equivalent Pd(7), two equivalent Pd(8), one Si(5), two equivalent Si(2), and two equivalent Si(3) atoms. In the third Mn site, Mn(3) is bonded in a 11-coordinate geometry to two equivalent Pd(4), two equivalent Pd(6), two equivalent Pd(8), one Si(5), two equivalent Si(1), and two equivalent Si(3) atoms. There are nine inequivalent Pd sites. In the first Pd site, Pd(1) is bonded in a 5-coordinate geometry to one Si(6), two equivalent Si(2), and two equivalent Si(4) atoms. In the second Pd site, Pd(2) is bonded in a 5-coordinate geometry to one Si(6), two equivalent Si(1), and two equivalent Si(3) atoms. In the third Pd site, Pd(3) is bonded in a 5-coordinate geometry to one Si(5), two equivalent Si(2), and two equivalent Si(4) atoms. In the fourth Pd site, Pd(4) is bonded in a 8-coordinate geometry to two equivalent Mn(2), two equivalent Mn(3), one Si(2), one Si(3), and two equivalent Si(5) atoms. In the fifth Pd site, Pd(5) is bonded in a 6-coordinate geometry to two equivalent Mn(1), one Si(1), one Si(4), and two equivalent Si(6) atoms. In the sixth Pd site, Pd(6) is bonded in a 8-coordinate geometry to two equivalent Mn(1), two equivalent Mn(3), one Si(1), one Si(3), and two equivalent Si(6) atoms. In the seventh Pd site, Pd(7) is bonded in a 6-coordinate geometry to two equivalent Mn(2), one Si(2), one Si(4), and two equivalent Si(5) atoms. In the eighth Pd site, Pd(8) is bonded in a 4-coordinate geometry to two equivalent Mn(2), two equivalent Mn(3), one Si(1), one Si(3), and two equivalent Si(5) atoms. In the ninth Pd site, Pd(9) is bonded in a 6-coordinate geometry to two equivalent Mn(1), one Si(2), one Si(4), and two equivalent Si(6) atoms. There are six inequivalent Si sites. In the first Si site, Si(1) is bonded in a 9-coordinate geometry to two equivalent Mn(1), two equivalent Mn(3), one Pd(5), one Pd(6), one Pd(8), and two equivalent Pd(2) atoms. In the second Si site, Si(2) is bonded in a 9-coordinate geometry to two equivalent Mn(2), one Pd(4), one Pd(7), one Pd(9), two equivalent Pd(1), and two equivalent Pd(3) atoms. In the third Si site, Si(3) is bonded in a 9-coordinate geometry to two equivalent Mn(2), two equivalent Mn(3), one Pd(4), one Pd(6), one Pd(8), and two equivalent Pd(2) atoms. In the fourth Si site, Si(4) is bonded in a 9-coordinate geometry to two equivalent Mn(1), one Pd(5), one Pd(7), one Pd(9), two equivalent Pd(1), and two equivalent Pd(3) atoms. In the fifth Si site, Si(5) is bonded in a 9-coordinate geometry to one Mn(2), one Mn(3), one Pd(3), two equivalent Pd(4), two equivalent Pd(7), and two equivalent Pd(8) atoms. In the sixth Si site, Si(6) is bonded in a 9-coordinate geometry to one Mn(1), one Pd(1), one Pd(2), two equivalent Pd(5), two equivalent Pd(6), and two equivalent Pd(9) atoms. is represented by the CIF file [CIF]
data_MnSi2Pd3
_symmetry_space_group_name_H-M   'P 1'
_cell_length_a   3.505
_cell_length_b   6.532
_cell_length_c   11.306
_cell_angle_alpha   89.654
_cell_angle_beta   90.000
_cell_angle_gamma   90.000
_symmetry_Int_Tables_number   1
_cell_volume   258.848
_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
  Mn  Mn0  1  0.500  0.899  0.508  1.0
  Mn  Mn1  1  0.500  0.403  0.995  1.0
  Mn  Mn2  1  0.500  0.794  0.799  1.0
  Si  Si3  1  0.000  0.002  0.672  1.0
  Si  Si4  1  0.000  0.506  0.171  1.0
  Si  Si5  1  0.000  0.497  0.830  1.0
  Si  Si6  1  0.000  0.003  0.327  1.0
  Si  Si7  1  0.500  0.995  0.000  1.0
  Si  Si8  1  0.500  0.490  0.501  1.0
  Pd  Pd9  1  0.500  0.307  0.302  1.0
  Pd  Pd10  1  0.500  0.303  0.699  1.0
  Pd  Pd11  1  0.500  0.803  0.197  1.0
  Pd  Pd12  1  0.000  0.730  0.998  1.0
  Pd  Pd13  1  0.000  0.222  0.498  1.0
  Pd  Pd14  1  0.000  0.637  0.628  1.0
  Pd  Pd15  1  0.000  0.142  0.128  1.0
  Pd  Pd16  1  0.000  0.127  0.873  1.0
  Pd  Pd17  1  0.000  0.640  0.374  1.0
[/CIF]
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