The material structure described by RbNaMg6 crystallizes in the orthorhombic Amm2 space group. Rb(1) is bonded to two equivalent Na(1), two equivalent Mg(4), four equivalent Mg(1), and four equivalent Mg(2) atoms to form RbNa2Mg10 cuboctahedra that share corners with four equivalent Na(1)Rb2Mg10 cuboctahedra, corners with six equivalent Rb(1)Na2Mg10 cuboctahedra, corners with eight equivalent Mg(1)Rb2Na2Mg8 cuboctahedra, edges with two equivalent Na(1)Rb2Mg10 cuboctahedra, edges with four equivalent Mg(1)Rb2Na2Mg8 cuboctahedra, faces with two equivalent Rb(1)Na2Mg10 cuboctahedra, faces with two equivalent Na(1)Rb2Mg10 cuboctahedra, and faces with four equivalent Mg(1)Rb2Na2Mg8 cuboctahedra. Na(1) is bonded to two equivalent Rb(1), two equivalent Mg(3), four equivalent Mg(1), and four equivalent Mg(2) atoms to form NaRb2Mg10 cuboctahedra that share corners with four equivalent Rb(1)Na2Mg10 cuboctahedra, corners with six equivalent Na(1)Rb2Mg10 cuboctahedra, corners with eight equivalent Mg(1)Rb2Na2Mg8 cuboctahedra, edges with two equivalent Rb(1)Na2Mg10 cuboctahedra, edges with four equivalent Mg(1)Rb2Na2Mg8 cuboctahedra, faces with two equivalent Rb(1)Na2Mg10 cuboctahedra, faces with two equivalent Na(1)Rb2Mg10 cuboctahedra, and faces with four equivalent Mg(1)Rb2Na2Mg8 cuboctahedra. There are four inequivalent Mg sites. In the first Mg site, Mg(1) is bonded to two equivalent Rb(1), two equivalent Na(1), two equivalent Mg(1), two equivalent Mg(2), two equivalent Mg(3), and two equivalent Mg(4) atoms to form MgRb2Na2Mg8 cuboctahedra that share corners with four equivalent Rb(1)Na2Mg10 cuboctahedra, corners with four equivalent Na(1)Rb2Mg10 cuboctahedra, corners with ten equivalent Mg(1)Rb2Na2Mg8 cuboctahedra, edges with two equivalent Rb(1)Na2Mg10 cuboctahedra, edges with two equivalent Na(1)Rb2Mg10 cuboctahedra, edges with two equivalent Mg(1)Rb2Na2Mg8 cuboctahedra, faces with two equivalent Rb(1)Na2Mg10 cuboctahedra, faces with two equivalent Na(1)Rb2Mg10 cuboctahedra, and faces with four equivalent Mg(1)Rb2Na2Mg8 cuboctahedra. In the second Mg site, Mg(2) is bonded in a 10-coordinate geometry to two equivalent Rb(1), two equivalent Na(1), one Mg(3), one Mg(4), two equivalent Mg(1), and two equivalent Mg(2) atoms. In the third Mg site, Mg(3) is bonded in a 10-coordinate geometry to two equivalent Na(1), two equivalent Mg(2), two equivalent Mg(4), and four equivalent Mg(1) atoms. In the fourth Mg site, Mg(4) is bonded in a 10-coordinate geometry to two equivalent Rb(1), two equivalent Mg(2), two equivalent Mg(3), and four equivalent Mg(1) atoms. is represented by the CIF file [CIF]
data_RbNaMg6
_symmetry_space_group_name_H-M   'P 1'
_cell_length_a   5.479
_cell_length_b   6.512
_cell_length_c   7.327
_cell_angle_alpha   116.384
_cell_angle_beta   90.000
_cell_angle_gamma   90.000
_symmetry_Int_Tables_number   1
_cell_volume   234.224
_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
  Mg  Mg0  1  0.500  0.674  0.847  1.0
  Mg  Mg1  1  0.500  0.173  0.847  1.0
  Mg  Mg2  1  0.000  0.816  0.115  1.0
  Mg  Mg3  1  1.000  0.299  0.115  1.0
  Mg  Mg4  1  0.000  0.335  0.671  1.0
  Mg  Mg5  1  0.000  0.852  0.703  1.0
  Na  Na6  1  0.500  0.172  0.343  1.0
  Rb  Rb7  1  0.500  0.679  0.358  1.0
[/CIF]
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The material structure described by RbNaMg6 crystallizes in the orthorhombic Amm2 space group. Rb(1) is bonded to two equivalent Na(1), two equivalent Mg(4), four equivalent Mg(1), and four equivalent Mg(2) atoms to form RbNa2Mg10 cuboctahedra that share corners with four equivalent Na(1)Rb2Mg10 cuboctahedra, corners with six equivalent Rb(1)Na2Mg10 cuboctahedra, corners with eight equivalent Mg(1)Rb2Na2Mg8 cuboctahedra, edges with two equivalent Na(1)Rb2Mg10 cuboctahedra, edges with four equivalent Mg(1)Rb2Na2Mg8 cuboctahedra, faces with two equivalent Rb(1)Na2Mg10 cuboctahedra, faces with two equivalent Na(1)Rb2Mg10 cuboctahedra, and faces with four equivalent Mg(1)Rb2Na2Mg8 cuboctahedra. Na(1) is bonded to two equivalent Rb(1), two equivalent Mg(3), four equivalent Mg(1), and four equivalent Mg(2) atoms to form NaRb2Mg10 cuboctahedra that share corners with four equivalent Rb(1)Na2Mg10 cuboctahedra, corners with six equivalent Na(1)Rb2Mg10 cuboctahedra, corners with eight equivalent Mg(1)Rb2Na2Mg8 cuboctahedra, edges with two equivalent Rb(1)Na2Mg10 cuboctahedra, edges with four equivalent Mg(1)Rb2Na2Mg8 cuboctahedra, faces with two equivalent Rb(1)Na2Mg10 cuboctahedra, faces with two equivalent Na(1)Rb2Mg10 cuboctahedra, and faces with four equivalent Mg(1)Rb2Na2Mg8 cuboctahedra. There are four inequivalent Mg sites. In the first Mg site, Mg(1) is bonded to two equivalent Rb(1), two equivalent Na(1), two equivalent Mg(1), two equivalent Mg(2), two equivalent Mg(3), and two equivalent Mg(4) atoms to form MgRb2Na2Mg8 cuboctahedra that share corners with four equivalent Rb(1)Na2Mg10 cuboctahedra, corners with four equivalent Na(1)Rb2Mg10 cuboctahedra, corners with ten equivalent Mg(1)Rb2Na2Mg8 cuboctahedra, edges with two equivalent Rb(1)Na2Mg10 cuboctahedra, edges with two equivalent Na(1)Rb2Mg10 cuboctahedra, edges with two equivalent Mg(1)Rb2Na2Mg8 cuboctahedra, faces with two equivalent Rb(1)Na2Mg10 cuboctahedra, faces with two equivalent Na(1)Rb2Mg10 cuboctahedra, and faces with four equivalent Mg(1)Rb2Na2Mg8 cuboctahedra. In the second Mg site, Mg(2) is bonded in a 10-coordinate geometry to two equivalent Rb(1), two equivalent Na(1), one Mg(3), one Mg(4), two equivalent Mg(1), and two equivalent Mg(2) atoms. In the third Mg site, Mg(3) is bonded in a 10-coordinate geometry to two equivalent Na(1), two equivalent Mg(2), two equivalent Mg(4), and four equivalent Mg(1) atoms. In the fourth Mg site, Mg(4) is bonded in a 10-coordinate geometry to two equivalent Rb(1), two equivalent Mg(2), two equivalent Mg(3), and four equivalent Mg(1) atoms. is represented by the CIF file [CIF]
data_RbNaMg6
_symmetry_space_group_name_H-M   'P 1'
_cell_length_a   5.479
_cell_length_b   6.512
_cell_length_c   7.327
_cell_angle_alpha   116.384
_cell_angle_beta   90.000
_cell_angle_gamma   90.000
_symmetry_Int_Tables_number   1
_cell_volume   234.224
_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
  Mg  Mg0  1  0.500  0.674  0.847  1.0
  Mg  Mg1  1  0.500  0.173  0.847  1.0
  Mg  Mg2  1  0.000  0.816  0.115  1.0
  Mg  Mg3  1  1.000  0.299  0.115  1.0
  Mg  Mg4  1  0.000  0.335  0.671  1.0
  Mg  Mg5  1  0.000  0.852  0.703  1.0
  Na  Na6  1  0.500  0.172  0.343  1.0
  Rb  Rb7  1  0.500  0.679  0.358  1.0
[/CIF]
.