The material described by Ce6MnSb15 crystallizes in the monoclinic Cm space group. There are three inequivalent Ce sites. In the first Ce site, Ce(1) is bonded in a 10-coordinate geometry to one Sb(5), one Sb(6), one Sb(7), one Sb(8), two equivalent Sb(3), two equivalent Sb(4), and two equivalent Sb(9) atoms. In the second Ce site, Ce(2) is bonded in a 10-coordinate geometry to one Mn(1), one Sb(10), one Sb(3), one Sb(7), two equivalent Sb(1), two equivalent Sb(8), and two equivalent Sb(9) atoms. In the third Ce site, Ce(3) is bonded in a 9-coordinate geometry to one Sb(10), one Sb(4), one Sb(8), two equivalent Sb(2), two equivalent Sb(7), and two equivalent Sb(9) atoms. Mn(1) is bonded in a distorted body-centered cubic geometry to two equivalent Ce(2), two equivalent Sb(1), two equivalent Sb(3), and two equivalent Sb(5) atoms. There are ten inequivalent Sb sites. In the first Sb site, Sb(1) is bonded in a 6-coordinate geometry to four equivalent Ce(2) and two equivalent Mn(1) atoms. In the second Sb site, Sb(2) is bonded in a 6-coordinate geometry to four equivalent Ce(3) and two equivalent Sb(10) atoms. In the third Sb site, Sb(3) is bonded in a 8-coordinate geometry to one Ce(2), two equivalent Ce(1), one Mn(1), two equivalent Sb(5), and two equivalent Sb(8) atoms. In the fourth Sb site, Sb(4) is bonded in a 7-coordinate geometry to one Ce(3), two equivalent Ce(1), two equivalent Sb(6), and two equivalent Sb(7) atoms. In the fifth Sb site, Sb(5) is bonded in a 2-coordinate geometry to two equivalent Ce(1), two equivalent Mn(1), one Sb(6), and four equivalent Sb(3) atoms. In the sixth Sb site, Sb(6) is bonded in a 7-coordinate geometry to two equivalent Ce(1), one Sb(5), and four equivalent Sb(4) atoms. In the seventh Sb site, Sb(7) is bonded in a 8-coordinate geometry to one Ce(1), one Ce(2), two equivalent Ce(3), two equivalent Sb(4), and two equivalent Sb(8) atoms. In the eighth Sb site, Sb(8) is bonded in a 8-coordinate geometry to one Ce(1), one Ce(3), two equivalent Ce(2), two equivalent Sb(3), and two equivalent Sb(7) atoms. In the ninth Sb site, Sb(9) is bonded to two equivalent Ce(1), two equivalent Ce(2), and two equivalent Ce(3) atoms to form distorted face-sharing SbCe6 pentagonal pyramids. In the tenth Sb site, Sb(10) is bonded in a 4-coordinate geometry to two equivalent Ce(2), two equivalent Ce(3), and two equivalent Sb(2) atoms. is represented by the CIF file [CIF]
data_Ce6MnSb15
_symmetry_space_group_name_H-M   'P 1'
_cell_length_a   4.345
_cell_length_b   12.447
_cell_length_c   12.447
_cell_angle_alpha   77.756
_cell_angle_beta   100.056
_cell_angle_gamma   79.944
_symmetry_Int_Tables_number   1
_cell_volume   631.886
_cell_formula_units_Z   1
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
  Ce  Ce0  1  0.924  0.675  0.679  1.0
  Ce  Ce1  1  0.924  0.321  0.325  1.0
  Ce  Ce2  1  0.064  0.729  0.009  1.0
  Ce  Ce3  1  0.784  0.274  0.990  1.0
  Ce  Ce4  1  0.784  0.010  0.726  1.0
  Ce  Ce5  1  0.064  0.991  0.271  1.0
  Mn  Mn6  1  0.203  0.723  0.277  1.0
  Sb  Sb7  1  0.586  0.838  0.162  1.0
  Sb  Sb8  1  0.276  0.156  0.844  1.0
  Sb  Sb9  1  0.284  0.520  0.246  1.0
  Sb  Sb10  1  0.564  0.464  0.749  1.0
  Sb  Sb11  1  0.564  0.251  0.536  1.0
  Sb  Sb12  1  0.284  0.754  0.480  1.0
  Sb  Sb13  1  0.824  0.600  0.400  1.0
  Sb  Sb14  1  0.017  0.403  0.597  1.0
  Sb  Sb15  1  0.136  0.487  0.915  1.0
  Sb  Sb16  1  0.705  0.511  0.078  1.0
  Sb  Sb17  1  0.705  0.922  0.489  1.0
  Sb  Sb18  1  0.136  0.085  0.513  1.0
  Sb  Sb19  1  0.423  0.803  0.801  1.0
  Sb  Sb20  1  0.423  0.199  0.197  1.0
  Sb  Sb21  1  0.949  0.008  0.992  1.0
[/CIF]
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The material described by Ce6MnSb15 crystallizes in the monoclinic Cm space group. There are three inequivalent Ce sites. In the first Ce site, Ce(1) is bonded in a 10-coordinate geometry to one Sb(5), one Sb(6), one Sb(7), one Sb(8), two equivalent Sb(3), two equivalent Sb(4), and two equivalent Sb(9) atoms. In the second Ce site, Ce(2) is bonded in a 10-coordinate geometry to one Mn(1), one Sb(10), one Sb(3), one Sb(7), two equivalent Sb(1), two equivalent Sb(8), and two equivalent Sb(9) atoms. In the third Ce site, Ce(3) is bonded in a 9-coordinate geometry to one Sb(10), one Sb(4), one Sb(8), two equivalent Sb(2), two equivalent Sb(7), and two equivalent Sb(9) atoms. Mn(1) is bonded in a distorted body-centered cubic geometry to two equivalent Ce(2), two equivalent Sb(1), two equivalent Sb(3), and two equivalent Sb(5) atoms. There are ten inequivalent Sb sites. In the first Sb site, Sb(1) is bonded in a 6-coordinate geometry to four equivalent Ce(2) and two equivalent Mn(1) atoms. In the second Sb site, Sb(2) is bonded in a 6-coordinate geometry to four equivalent Ce(3) and two equivalent Sb(10) atoms. In the third Sb site, Sb(3) is bonded in a 8-coordinate geometry to one Ce(2), two equivalent Ce(1), one Mn(1), two equivalent Sb(5), and two equivalent Sb(8) atoms. In the fourth Sb site, Sb(4) is bonded in a 7-coordinate geometry to one Ce(3), two equivalent Ce(1), two equivalent Sb(6), and two equivalent Sb(7) atoms. In the fifth Sb site, Sb(5) is bonded in a 2-coordinate geometry to two equivalent Ce(1), two equivalent Mn(1), one Sb(6), and four equivalent Sb(3) atoms. In the sixth Sb site, Sb(6) is bonded in a 7-coordinate geometry to two equivalent Ce(1), one Sb(5), and four equivalent Sb(4) atoms. In the seventh Sb site, Sb(7) is bonded in a 8-coordinate geometry to one Ce(1), one Ce(2), two equivalent Ce(3), two equivalent Sb(4), and two equivalent Sb(8) atoms. In the eighth Sb site, Sb(8) is bonded in a 8-coordinate geometry to one Ce(1), one Ce(3), two equivalent Ce(2), two equivalent Sb(3), and two equivalent Sb(7) atoms. In the ninth Sb site, Sb(9) is bonded to two equivalent Ce(1), two equivalent Ce(2), and two equivalent Ce(3) atoms to form distorted face-sharing SbCe6 pentagonal pyramids. In the tenth Sb site, Sb(10) is bonded in a 4-coordinate geometry to two equivalent Ce(2), two equivalent Ce(3), and two equivalent Sb(2) atoms. is represented by the CIF file [CIF]
data_Ce6MnSb15
_symmetry_space_group_name_H-M   'P 1'
_cell_length_a   4.345
_cell_length_b   12.447
_cell_length_c   12.447
_cell_angle_alpha   77.756
_cell_angle_beta   100.056
_cell_angle_gamma   79.944
_symmetry_Int_Tables_number   1
_cell_volume   631.886
_cell_formula_units_Z   1
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
  Ce  Ce0  1  0.924  0.675  0.679  1.0
  Ce  Ce1  1  0.924  0.321  0.325  1.0
  Ce  Ce2  1  0.064  0.729  0.009  1.0
  Ce  Ce3  1  0.784  0.274  0.990  1.0
  Ce  Ce4  1  0.784  0.010  0.726  1.0
  Ce  Ce5  1  0.064  0.991  0.271  1.0
  Mn  Mn6  1  0.203  0.723  0.277  1.0
  Sb  Sb7  1  0.586  0.838  0.162  1.0
  Sb  Sb8  1  0.276  0.156  0.844  1.0
  Sb  Sb9  1  0.284  0.520  0.246  1.0
  Sb  Sb10  1  0.564  0.464  0.749  1.0
  Sb  Sb11  1  0.564  0.251  0.536  1.0
  Sb  Sb12  1  0.284  0.754  0.480  1.0
  Sb  Sb13  1  0.824  0.600  0.400  1.0
  Sb  Sb14  1  0.017  0.403  0.597  1.0
  Sb  Sb15  1  0.136  0.487  0.915  1.0
  Sb  Sb16  1  0.705  0.511  0.078  1.0
  Sb  Sb17  1  0.705  0.922  0.489  1.0
  Sb  Sb18  1  0.136  0.085  0.513  1.0
  Sb  Sb19  1  0.423  0.803  0.801  1.0
  Sb  Sb20  1  0.423  0.199  0.197  1.0
  Sb  Sb21  1  0.949  0.008  0.992  1.0
[/CIF]
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