The compound described by Na10NbGaAs6 crystallizes in the monoclinic Pc space group. There are ten inequivalent Na sites. In the first Na site, Na(1) is bonded in a 6-coordinate geometry to one Ga(1), one As(2), one As(3), one As(4), one As(5), and one As(6) atom. In the second Na site, Na(2) is bonded in a 5-coordinate geometry to one As(1), one As(3), one As(4), one As(5), and one As(6) atom. In the third Na site, Na(3) is bonded in a 4-coordinate geometry to one As(1), one As(3), one As(4), and one As(6) atom. In the fourth Na site, Na(4) is bonded in a 4-coordinate geometry to one As(2), one As(3), one As(4), and one As(5) atom. In the fifth Na site, Na(5) is bonded to one As(1), one As(3), one As(5), and one As(6) atom to form distorted NaAs4 tetrahedra that share corners with two equivalent Nb(1)As4 tetrahedra, corners with three equivalent Na(8)As4 tetrahedra,  an edgeedge with one Na(6)As4 tetrahedra, and  an edgeedge with one Na(7)As4 tetrahedra. In the sixth Na site, Na(6) is bonded to one As(2), one As(4), one As(5), and one As(6) atom to form distorted NaAs4 tetrahedra that share corners with three equivalent Na(7)As4 tetrahedra, corners with three equivalent Nb(1)As4 tetrahedra,  an edgeedge with one Na(5)As4 tetrahedra, and  an edgeedge with one Na(8)As4 tetrahedra. In the seventh Na site, Na(7) is bonded to one As(1), one As(2), one As(4), and one As(6) atom to form distorted NaAs4 tetrahedra that share corners with two equivalent Na(8)As4 tetrahedra, corners with three equivalent Na(6)As4 tetrahedra, corners with three equivalent Nb(1)As4 tetrahedra, and  an edgeedge with one Na(5)As4 tetrahedra. In the eighth Na site, Na(8) is bonded to one As(1), one As(2), one As(3), and one As(5) atom to form distorted NaAs4 tetrahedra that share corners with two equivalent Na(7)As4 tetrahedra, corners with three equivalent Na(5)As4 tetrahedra,  an edgeedge with one Na(6)As4 tetrahedra, and  an edgeedge with one Nb(1)As4 tetrahedra. In the ninth Na site, Na(9) is bonded in a 5-coordinate geometry to one As(1), one As(2), one As(3), one As(5), and one As(6) atom. In the tenth Na site, Na(10) is bonded in a 5-coordinate geometry to one As(1), one As(2), one As(4), one As(5), and one As(6) atom. Nb(1) is bonded to one As(2), one As(3), one As(4), and one As(6) atom to form NbAs4 tetrahedra that share corners with two equivalent Na(5)As4 tetrahedra, corners with three equivalent Na(6)As4 tetrahedra, corners with three equivalent Na(7)As4 tetrahedra, and  an edgeedge with one Na(8)As4 tetrahedra. Ga(1) is bonded in a 4-coordinate geometry to one Na(1), one As(1), one As(3), one As(4), and one As(5) atom. There are six inequivalent As sites. In the first As site, As(5) is bonded in a 9-coordinate geometry to one Na(1), one Na(10), one Na(2), one Na(4), one Na(5), one Na(6), one Na(8), one Na(9), and one Ga(1) atom. In the second As site, As(6) is bonded in a 9-coordinate geometry to one Na(1), one Na(10), one Na(2), one Na(3), one Na(5), one Na(6), one Na(7), one Na(9), and one Nb(1) atom. In the third As site, As(1) is bonded in a 8-coordinate geometry to one Na(10), one Na(2), one Na(3), one Na(5), one Na(7), one Na(8), one Na(9), and one Ga(1) atom. In the fourth As site, As(2) is bonded in a 8-coordinate geometry to one Na(1), one Na(10), one Na(4), one Na(6), one Na(7), one Na(8), one Na(9), and one Nb(1) atom. In the fifth As site, As(3) is bonded in a 9-coordinate geometry to one Na(1), one Na(2), one Na(3), one Na(4), one Na(5), one Na(8), one Na(9), one Nb(1), and one Ga(1) atom. In the sixth As site, As(4) is bonded in a 9-coordinate geometry to one Na(1), one Na(10), one Na(2), one Na(3), one Na(4), one Na(6), one Na(7), one Nb(1), and one Ga(1) atom. is represented by the CIF file [CIF]
data_Na10NbGaAs6
_symmetry_space_group_name_H-M   'P 1'
_cell_length_a   7.555
_cell_length_b   8.396
_cell_length_c   15.943
_cell_angle_alpha   59.222
_cell_angle_beta   90.000
_cell_angle_gamma   90.000
_symmetry_Int_Tables_number   1
_cell_volume   868.894
_cell_formula_units_Z   2
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
  Na  Na0  1  0.736  0.943  0.245  1.0
  Na  Na1  1  0.264  0.943  0.745  1.0
  Na  Na2  1  0.770  0.056  0.758  1.0
  Na  Na3  1  0.230  0.056  0.258  1.0
  Na  Na4  1  0.271  0.247  0.419  1.0
  Na  Na5  1  0.729  0.247  0.919  1.0
  Na  Na6  1  0.223  0.753  0.579  1.0
  Na  Na7  1  0.777  0.753  0.079  1.0
  Na  Na8  1  0.090  0.346  0.582  1.0
  Na  Na9  1  0.910  0.346  0.082  1.0
  Na  Na10  1  0.408  0.656  0.418  1.0
  Na  Na11  1  0.592  0.656  0.918  1.0
  Na  Na12  1  0.596  0.335  0.242  1.0
  Na  Na13  1  0.404  0.335  0.742  1.0
  Na  Na14  1  0.907  0.664  0.760  1.0
  Na  Na15  1  0.093  0.664  0.260  1.0
  Na  Na16  1  0.768  0.420  0.409  1.0
  Na  Na17  1  0.232  0.420  0.909  1.0
  Na  Na18  1  0.738  0.581  0.589  1.0
  Na  Na19  1  0.262  0.581  0.089  1.0
  Nb  Nb20  1  0.617  0.988  0.579  1.0
  Nb  Nb21  1  0.383  0.988  0.079  1.0
  Ga  Ga22  1  0.890  0.012  0.416  1.0
  Ga  Ga23  1  0.110  0.012  0.916  1.0
  As  As24  1  0.982  0.316  0.272  1.0
  As  As25  1  0.018  0.316  0.772  1.0
  As  As26  1  0.519  0.691  0.726  1.0
  As  As27  1  0.481  0.691  0.226  1.0
  As  As28  1  0.947  0.019  0.575  1.0
  As  As29  1  0.053  0.019  0.075  1.0
  As  As30  1  0.543  0.980  0.428  1.0
  As  As31  1  0.457  0.980  0.928  1.0
  As  As32  1  0.005  0.726  0.422  1.0
  As  As33  1  0.995  0.726  0.922  1.0
  As  As34  1  0.493  0.267  0.579  1.0
  As  As35  1  0.507  0.267  0.079  1.0
[/CIF]
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The compound described by Na10NbGaAs6 crystallizes in the monoclinic Pc space group. There are ten inequivalent Na sites. In the first Na site, Na(1) is bonded in a 6-coordinate geometry to one Ga(1), one As(2), one As(3), one As(4), one As(5), and one As(6) atom. In the second Na site, Na(2) is bonded in a 5-coordinate geometry to one As(1), one As(3), one As(4), one As(5), and one As(6) atom. In the third Na site, Na(3) is bonded in a 4-coordinate geometry to one As(1), one As(3), one As(4), and one As(6) atom. In the fourth Na site, Na(4) is bonded in a 4-coordinate geometry to one As(2), one As(3), one As(4), and one As(5) atom. In the fifth Na site, Na(5) is bonded to one As(1), one As(3), one As(5), and one As(6) atom to form distorted NaAs4 tetrahedra that share corners with two equivalent Nb(1)As4 tetrahedra, corners with three equivalent Na(8)As4 tetrahedra,  an edgeedge with one Na(6)As4 tetrahedra, and  an edgeedge with one Na(7)As4 tetrahedra. In the sixth Na site, Na(6) is bonded to one As(2), one As(4), one As(5), and one As(6) atom to form distorted NaAs4 tetrahedra that share corners with three equivalent Na(7)As4 tetrahedra, corners with three equivalent Nb(1)As4 tetrahedra,  an edgeedge with one Na(5)As4 tetrahedra, and  an edgeedge with one Na(8)As4 tetrahedra. In the seventh Na site, Na(7) is bonded to one As(1), one As(2), one As(4), and one As(6) atom to form distorted NaAs4 tetrahedra that share corners with two equivalent Na(8)As4 tetrahedra, corners with three equivalent Na(6)As4 tetrahedra, corners with three equivalent Nb(1)As4 tetrahedra, and  an edgeedge with one Na(5)As4 tetrahedra. In the eighth Na site, Na(8) is bonded to one As(1), one As(2), one As(3), and one As(5) atom to form distorted NaAs4 tetrahedra that share corners with two equivalent Na(7)As4 tetrahedra, corners with three equivalent Na(5)As4 tetrahedra,  an edgeedge with one Na(6)As4 tetrahedra, and  an edgeedge with one Nb(1)As4 tetrahedra. In the ninth Na site, Na(9) is bonded in a 5-coordinate geometry to one As(1), one As(2), one As(3), one As(5), and one As(6) atom. In the tenth Na site, Na(10) is bonded in a 5-coordinate geometry to one As(1), one As(2), one As(4), one As(5), and one As(6) atom. Nb(1) is bonded to one As(2), one As(3), one As(4), and one As(6) atom to form NbAs4 tetrahedra that share corners with two equivalent Na(5)As4 tetrahedra, corners with three equivalent Na(6)As4 tetrahedra, corners with three equivalent Na(7)As4 tetrahedra, and  an edgeedge with one Na(8)As4 tetrahedra. Ga(1) is bonded in a 4-coordinate geometry to one Na(1), one As(1), one As(3), one As(4), and one As(5) atom. There are six inequivalent As sites. In the first As site, As(5) is bonded in a 9-coordinate geometry to one Na(1), one Na(10), one Na(2), one Na(4), one Na(5), one Na(6), one Na(8), one Na(9), and one Ga(1) atom. In the second As site, As(6) is bonded in a 9-coordinate geometry to one Na(1), one Na(10), one Na(2), one Na(3), one Na(5), one Na(6), one Na(7), one Na(9), and one Nb(1) atom. In the third As site, As(1) is bonded in a 8-coordinate geometry to one Na(10), one Na(2), one Na(3), one Na(5), one Na(7), one Na(8), one Na(9), and one Ga(1) atom. In the fourth As site, As(2) is bonded in a 8-coordinate geometry to one Na(1), one Na(10), one Na(4), one Na(6), one Na(7), one Na(8), one Na(9), and one Nb(1) atom. In the fifth As site, As(3) is bonded in a 9-coordinate geometry to one Na(1), one Na(2), one Na(3), one Na(4), one Na(5), one Na(8), one Na(9), one Nb(1), and one Ga(1) atom. In the sixth As site, As(4) is bonded in a 9-coordinate geometry to one Na(1), one Na(10), one Na(2), one Na(3), one Na(4), one Na(6), one Na(7), one Nb(1), and one Ga(1) atom. is represented by the CIF file [CIF]
data_Na10NbGaAs6
_symmetry_space_group_name_H-M   'P 1'
_cell_length_a   7.555
_cell_length_b   8.396
_cell_length_c   15.943
_cell_angle_alpha   59.222
_cell_angle_beta   90.000
_cell_angle_gamma   90.000
_symmetry_Int_Tables_number   1
_cell_volume   868.894
_cell_formula_units_Z   2
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
  Na  Na0  1  0.736  0.943  0.245  1.0
  Na  Na1  1  0.264  0.943  0.745  1.0
  Na  Na2  1  0.770  0.056  0.758  1.0
  Na  Na3  1  0.230  0.056  0.258  1.0
  Na  Na4  1  0.271  0.247  0.419  1.0
  Na  Na5  1  0.729  0.247  0.919  1.0
  Na  Na6  1  0.223  0.753  0.579  1.0
  Na  Na7  1  0.777  0.753  0.079  1.0
  Na  Na8  1  0.090  0.346  0.582  1.0
  Na  Na9  1  0.910  0.346  0.082  1.0
  Na  Na10  1  0.408  0.656  0.418  1.0
  Na  Na11  1  0.592  0.656  0.918  1.0
  Na  Na12  1  0.596  0.335  0.242  1.0
  Na  Na13  1  0.404  0.335  0.742  1.0
  Na  Na14  1  0.907  0.664  0.760  1.0
  Na  Na15  1  0.093  0.664  0.260  1.0
  Na  Na16  1  0.768  0.420  0.409  1.0
  Na  Na17  1  0.232  0.420  0.909  1.0
  Na  Na18  1  0.738  0.581  0.589  1.0
  Na  Na19  1  0.262  0.581  0.089  1.0
  Nb  Nb20  1  0.617  0.988  0.579  1.0
  Nb  Nb21  1  0.383  0.988  0.079  1.0
  Ga  Ga22  1  0.890  0.012  0.416  1.0
  Ga  Ga23  1  0.110  0.012  0.916  1.0
  As  As24  1  0.982  0.316  0.272  1.0
  As  As25  1  0.018  0.316  0.772  1.0
  As  As26  1  0.519  0.691  0.726  1.0
  As  As27  1  0.481  0.691  0.226  1.0
  As  As28  1  0.947  0.019  0.575  1.0
  As  As29  1  0.053  0.019  0.075  1.0
  As  As30  1  0.543  0.980  0.428  1.0
  As  As31  1  0.457  0.980  0.928  1.0
  As  As32  1  0.005  0.726  0.422  1.0
  As  As33  1  0.995  0.726  0.922  1.0
  As  As34  1  0.493  0.267  0.579  1.0
  As  As35  1  0.507  0.267  0.079  1.0
[/CIF]
.