The compound described by CsMg14Ce crystallizes in the orthorhombic Amm2 space group. Cs(1) is bonded to two equivalent Mg(7), four equivalent Mg(3), four equivalent Mg(5), and two equivalent Ce(1) atoms to form CsCe2Mg10 cuboctahedra that share corners with four equivalent Mg(1)Mg12 cuboctahedra, corners with six equivalent Cs(1)Ce2Mg10 cuboctahedra, corners with eight equivalent Mg(4)Mg12 cuboctahedra, edges with two equivalent Ce(1)Cs2Mg10 cuboctahedra, faces with two equivalent Mg(2)Mg12 cuboctahedra, and faces with two equivalent Ce(1)Cs2Mg10 cuboctahedra. There are seven inequivalent Mg sites. In the first Mg site, Mg(1) is bonded to two equivalent Mg(2), two equivalent Mg(6), four equivalent Mg(4), and four equivalent Mg(5) atoms to form distorted MgMg12 cuboctahedra that share corners with four equivalent Cs(1)Ce2Mg10 cuboctahedra, corners with six equivalent Mg(1)Mg12 cuboctahedra, edges with two equivalent Mg(2)Mg12 cuboctahedra, edges with four equivalent Mg(4)Mg12 cuboctahedra, faces with two equivalent Mg(2)Mg12 cuboctahedra, faces with two equivalent Ce(1)Cs2Mg10 cuboctahedra, and faces with four equivalent Mg(4)Mg12 cuboctahedra. In the second Mg site, Mg(2) is bonded to two equivalent Mg(1), two equivalent Mg(7), four equivalent Mg(4), and four equivalent Mg(5) atoms to form MgMg12 cuboctahedra that share corners with four equivalent Ce(1)Cs2Mg10 cuboctahedra, corners with six equivalent Mg(2)Mg12 cuboctahedra, edges with two equivalent Mg(1)Mg12 cuboctahedra, edges with four equivalent Mg(4)Mg12 cuboctahedra, faces with two equivalent Cs(1)Ce2Mg10 cuboctahedra, faces with two equivalent Mg(1)Mg12 cuboctahedra, and faces with four equivalent Mg(4)Mg12 cuboctahedra. In the third Mg site, Mg(3) is bonded in a 12-coordinate geometry to two equivalent Cs(1), two equivalent Mg(3), two equivalent Mg(5), two equivalent Mg(6), two equivalent Mg(7), and two equivalent Ce(1) atoms. In the fourth Mg site, Mg(4) is bonded to two equivalent Mg(1), two equivalent Mg(2), two equivalent Mg(4), two equivalent Mg(5), two equivalent Mg(6), and two equivalent Mg(7) atoms to form distorted MgMg12 cuboctahedra that share corners with four equivalent Cs(1)Ce2Mg10 cuboctahedra, corners with four equivalent Ce(1)Cs2Mg10 cuboctahedra, corners with six equivalent Mg(4)Mg12 cuboctahedra, edges with two equivalent Mg(1)Mg12 cuboctahedra, edges with two equivalent Mg(2)Mg12 cuboctahedra, edges with two equivalent Mg(4)Mg12 cuboctahedra, faces with two equivalent Mg(1)Mg12 cuboctahedra, faces with two equivalent Mg(2)Mg12 cuboctahedra, and faces with two equivalent Mg(4)Mg12 cuboctahedra. In the fifth Mg site, Mg(5) is bonded in a 12-coordinate geometry to one Cs(1), one Mg(1), one Mg(2), one Mg(3), one Mg(4), two equivalent Mg(5), two equivalent Mg(6), two equivalent Mg(7), and one Ce(1) atom. In the sixth Mg site, Mg(6) is bonded in a 12-coordinate geometry to one Mg(1), two equivalent Mg(3), two equivalent Mg(4), two equivalent Mg(7), four equivalent Mg(5), and one Ce(1) atom. In the seventh Mg site, Mg(7) is bonded in a 10-coordinate geometry to one Cs(1), one Mg(2), two equivalent Mg(3), two equivalent Mg(4), two equivalent Mg(6), and four equivalent Mg(5) atoms. Ce(1) is bonded to two equivalent Cs(1), two equivalent Mg(6), four equivalent Mg(3), and four equivalent Mg(5) atoms to form CeCs2Mg10 cuboctahedra that share corners with four equivalent Mg(2)Mg12 cuboctahedra, corners with six equivalent Ce(1)Cs2Mg10 cuboctahedra, corners with eight equivalent Mg(4)Mg12 cuboctahedra, edges with two equivalent Cs(1)Ce2Mg10 cuboctahedra, faces with two equivalent Cs(1)Ce2Mg10 cuboctahedra, and faces with two equivalent Mg(1)Mg12 cuboctahedra. is represented by the CIF file [CIF]
data_CsCeMg14
_symmetry_space_group_name_H-M   'P 1'
_cell_length_a   6.808
_cell_length_b   6.808
_cell_length_c   10.863
_cell_angle_alpha   90.000
_cell_angle_beta   90.000
_cell_angle_gamma   124.845
_symmetry_Int_Tables_number   1
_cell_volume   413.173
_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
  Cs  Cs0  1  0.329  0.671  0.500  1.0
  Ce  Ce1  1  0.837  0.163  0.500  1.0
  Mg  Mg2  1  0.828  0.172  0.000  1.0
  Mg  Mg3  1  0.331  0.669  0.000  1.0
  Mg  Mg4  1  0.334  0.167  0.500  1.0
  Mg  Mg5  1  0.336  0.169  0.000  1.0
  Mg  Mg6  1  0.833  0.666  0.500  1.0
  Mg  Mg7  1  0.831  0.664  0.000  1.0
  Mg  Mg8  1  0.166  0.322  0.230  1.0
  Mg  Mg9  1  0.166  0.322  0.770  1.0
  Mg  Mg10  1  0.678  0.834  0.230  1.0
  Mg  Mg11  1  0.678  0.834  0.770  1.0
  Mg  Mg12  1  0.668  0.332  0.252  1.0
  Mg  Mg13  1  0.668  0.332  0.748  1.0
  Mg  Mg14  1  0.159  0.841  0.235  1.0
  Mg  Mg15  1  0.159  0.841  0.765  1.0
[/CIF]
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The compound described by CsMg14Ce crystallizes in the orthorhombic Amm2 space group. Cs(1) is bonded to two equivalent Mg(7), four equivalent Mg(3), four equivalent Mg(5), and two equivalent Ce(1) atoms to form CsCe2Mg10 cuboctahedra that share corners with four equivalent Mg(1)Mg12 cuboctahedra, corners with six equivalent Cs(1)Ce2Mg10 cuboctahedra, corners with eight equivalent Mg(4)Mg12 cuboctahedra, edges with two equivalent Ce(1)Cs2Mg10 cuboctahedra, faces with two equivalent Mg(2)Mg12 cuboctahedra, and faces with two equivalent Ce(1)Cs2Mg10 cuboctahedra. There are seven inequivalent Mg sites. In the first Mg site, Mg(1) is bonded to two equivalent Mg(2), two equivalent Mg(6), four equivalent Mg(4), and four equivalent Mg(5) atoms to form distorted MgMg12 cuboctahedra that share corners with four equivalent Cs(1)Ce2Mg10 cuboctahedra, corners with six equivalent Mg(1)Mg12 cuboctahedra, edges with two equivalent Mg(2)Mg12 cuboctahedra, edges with four equivalent Mg(4)Mg12 cuboctahedra, faces with two equivalent Mg(2)Mg12 cuboctahedra, faces with two equivalent Ce(1)Cs2Mg10 cuboctahedra, and faces with four equivalent Mg(4)Mg12 cuboctahedra. In the second Mg site, Mg(2) is bonded to two equivalent Mg(1), two equivalent Mg(7), four equivalent Mg(4), and four equivalent Mg(5) atoms to form MgMg12 cuboctahedra that share corners with four equivalent Ce(1)Cs2Mg10 cuboctahedra, corners with six equivalent Mg(2)Mg12 cuboctahedra, edges with two equivalent Mg(1)Mg12 cuboctahedra, edges with four equivalent Mg(4)Mg12 cuboctahedra, faces with two equivalent Cs(1)Ce2Mg10 cuboctahedra, faces with two equivalent Mg(1)Mg12 cuboctahedra, and faces with four equivalent Mg(4)Mg12 cuboctahedra. In the third Mg site, Mg(3) is bonded in a 12-coordinate geometry to two equivalent Cs(1), two equivalent Mg(3), two equivalent Mg(5), two equivalent Mg(6), two equivalent Mg(7), and two equivalent Ce(1) atoms. In the fourth Mg site, Mg(4) is bonded to two equivalent Mg(1), two equivalent Mg(2), two equivalent Mg(4), two equivalent Mg(5), two equivalent Mg(6), and two equivalent Mg(7) atoms to form distorted MgMg12 cuboctahedra that share corners with four equivalent Cs(1)Ce2Mg10 cuboctahedra, corners with four equivalent Ce(1)Cs2Mg10 cuboctahedra, corners with six equivalent Mg(4)Mg12 cuboctahedra, edges with two equivalent Mg(1)Mg12 cuboctahedra, edges with two equivalent Mg(2)Mg12 cuboctahedra, edges with two equivalent Mg(4)Mg12 cuboctahedra, faces with two equivalent Mg(1)Mg12 cuboctahedra, faces with two equivalent Mg(2)Mg12 cuboctahedra, and faces with two equivalent Mg(4)Mg12 cuboctahedra. In the fifth Mg site, Mg(5) is bonded in a 12-coordinate geometry to one Cs(1), one Mg(1), one Mg(2), one Mg(3), one Mg(4), two equivalent Mg(5), two equivalent Mg(6), two equivalent Mg(7), and one Ce(1) atom. In the sixth Mg site, Mg(6) is bonded in a 12-coordinate geometry to one Mg(1), two equivalent Mg(3), two equivalent Mg(4), two equivalent Mg(7), four equivalent Mg(5), and one Ce(1) atom. In the seventh Mg site, Mg(7) is bonded in a 10-coordinate geometry to one Cs(1), one Mg(2), two equivalent Mg(3), two equivalent Mg(4), two equivalent Mg(6), and four equivalent Mg(5) atoms. Ce(1) is bonded to two equivalent Cs(1), two equivalent Mg(6), four equivalent Mg(3), and four equivalent Mg(5) atoms to form CeCs2Mg10 cuboctahedra that share corners with four equivalent Mg(2)Mg12 cuboctahedra, corners with six equivalent Ce(1)Cs2Mg10 cuboctahedra, corners with eight equivalent Mg(4)Mg12 cuboctahedra, edges with two equivalent Cs(1)Ce2Mg10 cuboctahedra, faces with two equivalent Cs(1)Ce2Mg10 cuboctahedra, and faces with two equivalent Mg(1)Mg12 cuboctahedra. is represented by the CIF file [CIF]
data_CsCeMg14
_symmetry_space_group_name_H-M   'P 1'
_cell_length_a   6.808
_cell_length_b   6.808
_cell_length_c   10.863
_cell_angle_alpha   90.000
_cell_angle_beta   90.000
_cell_angle_gamma   124.845
_symmetry_Int_Tables_number   1
_cell_volume   413.173
_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
  Cs  Cs0  1  0.329  0.671  0.500  1.0
  Ce  Ce1  1  0.837  0.163  0.500  1.0
  Mg  Mg2  1  0.828  0.172  0.000  1.0
  Mg  Mg3  1  0.331  0.669  0.000  1.0
  Mg  Mg4  1  0.334  0.167  0.500  1.0
  Mg  Mg5  1  0.336  0.169  0.000  1.0
  Mg  Mg6  1  0.833  0.666  0.500  1.0
  Mg  Mg7  1  0.831  0.664  0.000  1.0
  Mg  Mg8  1  0.166  0.322  0.230  1.0
  Mg  Mg9  1  0.166  0.322  0.770  1.0
  Mg  Mg10  1  0.678  0.834  0.230  1.0
  Mg  Mg11  1  0.678  0.834  0.770  1.0
  Mg  Mg12  1  0.668  0.332  0.252  1.0
  Mg  Mg13  1  0.668  0.332  0.748  1.0
  Mg  Mg14  1  0.159  0.841  0.235  1.0
  Mg  Mg15  1  0.159  0.841  0.765  1.0
[/CIF]
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