The crystal structure described by Na4Al3Si9O24Cl crystallizes in the triclinic P1 space group. There are four inequivalent Na sites. In the first Na site, Na(1) is bonded in a 6-coordinate geometry to one O(11), one O(21), one O(24), one O(5), one O(6), and one Cl(1) atom. In the second Na site, Na(2) is bonded in a 7-coordinate geometry to one O(10), one O(15), one O(16), one O(2), one O(7), one O(8), and one Cl(1) atom. In the third Na site, Na(3) is bonded in a 5-coordinate geometry to one O(15), one O(18), one O(23), one O(9), and one Cl(1) atom. In the fourth Na site, Na(4) is bonded in a 7-coordinate geometry to one O(1), one O(14), one O(19), one O(20), one O(4), one O(5), and one Cl(1) atom. There are three inequivalent Al sites. In the first Al site, Al(1) is bonded to one O(11), one O(24), one O(4), and one O(7) atom to form AlO4 tetrahedra that share  a cornercorner with one Si(2)O4 tetrahedra,  a cornercorner with one Si(3)O4 tetrahedra,  a cornercorner with one Si(6)O4 tetrahedra, and  a cornercorner with one Si(9)O4 tetrahedra. In the second Al site, Al(2) is bonded to one O(14), one O(5), one O(6), and one O(9) atom to form AlO4 tetrahedra that share  a cornercorner with one Si(1)O4 tetrahedra,  a cornercorner with one Si(2)O4 tetrahedra,  a cornercorner with one Si(3)O4 tetrahedra, and  a cornercorner with one Si(7)O4 tetrahedra. In the third Al site, Al(3) is bonded to one O(15), one O(16), one O(21), and one O(23) atom to form AlO4 tetrahedra that share  a cornercorner with one Si(2)O4 tetrahedra,  a cornercorner with one Si(4)O4 tetrahedra,  a cornercorner with one Si(6)O4 tetrahedra, and  a cornercorner with one Si(7)O4 tetrahedra. There are nine inequivalent Si sites. In the first Si site, Si(1) is bonded to one O(1), one O(12), one O(3), and one O(5) atom to form SiO4 tetrahedra that share  a cornercorner with one Al(2)O4 tetrahedra,  a cornercorner with one Si(4)O4 tetrahedra,  a cornercorner with one Si(5)O4 tetrahedra, and  a cornercorner with one Si(7)O4 tetrahedra. In the second Si site, Si(2) is bonded to one O(23), one O(6), one O(7), and one O(8) atom to form SiO4 tetrahedra that share  a cornercorner with one Al(1)O4 tetrahedra,  a cornercorner with one Al(2)O4 tetrahedra,  a cornercorner with one Al(3)O4 tetrahedra, and  a cornercorner with one Si(4)O4 tetrahedra. In the third Si site, Si(3) is bonded to one O(10), one O(2), one O(4), and one O(9) atom to form SiO4 tetrahedra that share  a cornercorner with one Al(1)O4 tetrahedra,  a cornercorner with one Al(2)O4 tetrahedra,  a cornercorner with one Si(5)O4 tetrahedra, and  a cornercorner with one Si(8)O4 tetrahedra. In the fourth Si site, Si(4) is bonded to one O(13), one O(15), one O(3), and one O(8) atom to form SiO4 tetrahedra that share  a cornercorner with one Al(3)O4 tetrahedra,  a cornercorner with one Si(1)O4 tetrahedra,  a cornercorner with one Si(2)O4 tetrahedra, and  a cornercorner with one Si(9)O4 tetrahedra. In the fifth Si site, Si(5) is bonded to one O(10), one O(12), one O(17), and one O(22) atom to form corner-sharing SiO4 tetrahedra. In the sixth Si site, Si(6) is bonded to one O(11), one O(16), one O(19), and one O(20) atom to form SiO4 tetrahedra that share  a cornercorner with one Al(1)O4 tetrahedra,  a cornercorner with one Al(3)O4 tetrahedra,  a cornercorner with one Si(8)O4 tetrahedra, and  a cornercorner with one Si(9)O4 tetrahedra. In the seventh Si site, Si(7) is bonded to one O(1), one O(14), one O(18), and one O(21) atom to form SiO4 tetrahedra that share  a cornercorner with one Al(2)O4 tetrahedra,  a cornercorner with one Al(3)O4 tetrahedra,  a cornercorner with one Si(1)O4 tetrahedra, and  a cornercorner with one Si(8)O4 tetrahedra. In the eighth Si site, Si(8) is bonded to one O(17), one O(18), one O(19), and one O(2) atom to form corner-sharing SiO4 tetrahedra. In the ninth Si site, Si(9) is bonded to one O(13), one O(20), one O(22), and one O(24) atom to form SiO4 tetrahedra that share  a cornercorner with one Al(1)O4 tetrahedra,  a cornercorner with one Si(4)O4 tetrahedra,  a cornercorner with one Si(5)O4 tetrahedra, and  a cornercorner with one Si(6)O4 tetrahedra. There are twenty-four inequivalent O sites. In the first O site, O(1) is bonded in a distorted bent 150 degrees geometry to one Na(4), one Si(1), and one Si(7) atom. In the second O site, O(2) is bonded in a distorted trigonal planar geometry to one Na(2), one Si(3), and one Si(8) atom. In the third O site, O(3) is bonded in a bent 150 degrees geometry to one Si(1) and one Si(4) atom. In the fourth O site, O(4) is bonded in a 3-coordinate geometry to one Na(4), one Al(1), and one Si(3) atom. In the fifth O site, O(5) is bonded in a distorted bent 150 degrees geometry to one Na(1), one Na(4), one Al(2), and one Si(1) atom. In the sixth O site, O(6) is bonded in a 3-coordinate geometry to one Na(1), one Al(2), and one Si(2) atom. In the seventh O site, O(7) is bonded in a 3-coordinate geometry to one Na(2), one Al(1), and one Si(2) atom. In the eighth O site, O(8) is bonded in a distorted bent 150 degrees geometry to one Na(2), one Si(2), and one Si(4) atom. In the ninth O site, O(9) is bonded in a 3-coordinate geometry to one Na(3), one Al(2), and one Si(3) atom. In the tenth O site, O(10) is bonded in a 2-coordinate geometry to one Na(2), one Si(3), and one Si(5) atom. In the eleventh O site, O(11) is bonded in a 3-coordinate geometry to one Na(1), one Al(1), and one Si(6) atom. In the twelfth O site, O(12) is bonded in a bent 150 degrees geometry to one Si(1) and one Si(5) atom. In the thirteenth O site, O(13) is bonded in a bent 150 degrees geometry to one Si(4) and one Si(9) atom. In the fourteenth O site, O(14) is bonded in a 3-coordinate geometry to one Na(4), one Al(2), and one Si(7) atom. In the fifteenth O site, O(15) is bonded in a 3-coordinate geometry to one Na(2), one Na(3), one Al(3), and one Si(4) atom. In the sixteenth O site, O(16) is bonded in a 3-coordinate geometry to one Na(2), one Al(3), and one Si(6) atom. In the seventeenth O site, O(17) is bonded in a bent 150 degrees geometry to one Si(5) and one Si(8) atom. In the eighteenth O site, O(18) is bonded in a bent 150 degrees geometry to one Na(3), one Si(7), and one Si(8) atom. In the nineteenth O site, O(19) is bonded in a distorted bent 150 degrees geometry to one Na(4), one Si(6), and one Si(8) atom. In the twentieth O site, O(20) is bonded in a distorted bent 150 degrees geometry to one Na(4), one Si(6), and one Si(9) atom. In the twenty-first O site, O(21) is bonded in a 3-coordinate geometry to one Na(1), one Al(3), and one Si(7) atom. In the twenty-second O site, O(22) is bonded in a bent 150 degrees geometry to one Si(5) and one Si(9) atom. In the twenty-third O site, O(23) is bonded in a distorted trigonal planar geometry to one Na(3), one Al(3), and one Si(2) atom. In the twenty-fourth O site, O(24) is bonded in a 2-coordinate geometry to one Na(1), one Al(1), and one Si(9) atom. Cl(1) is bonded in a square co-planar geometry to one Na(1), one Na(2), one Na(3), and one Na(4) atom. is represented by the CIF file [CIF]
data_Na4Al3Si9ClO24
_symmetry_space_group_name_H-M   'P 1'
_cell_length_a   7.636
_cell_length_b   9.396
_cell_length_c   9.430
_cell_angle_alpha   80.674
_cell_angle_beta   66.521
_cell_angle_gamma   66.773
_symmetry_Int_Tables_number   1
_cell_volume   570.236
_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
  Na  Na0  1  0.870  0.337  0.924  1.0
  Na  Na1  1  0.774  0.088  0.339  1.0
  Na  Na2  1  0.235  0.933  0.685  1.0
  Na  Na3  1  0.131  0.664  0.063  1.0
  Al  Al4  1  0.865  0.422  0.253  1.0
  Al  Al5  1  0.552  0.574  0.739  1.0
  Al  Al6  1  0.280  0.257  0.581  1.0
  Si  Si7  1  0.661  0.748  0.928  1.0
  Si  Si8  1  0.875  0.247  0.578  1.0
  Si  Si9  1  0.725  0.746  0.413  1.0
  Si  Si10  1  0.582  0.074  0.754  1.0
  Si  Si11  1  0.425  0.922  0.249  1.0
  Si  Si12  1  0.451  0.423  0.255  1.0
  Si  Si13  1  0.123  0.582  0.746  1.0
  Si  Si14  1  0.128  0.744  0.420  1.0
  Si  Si15  1  0.330  0.248  0.076  1.0
  Cl  Cl16  1  0.000  0.998  0.009  1.0
  O  O17  1  0.907  0.653  0.895  1.0
  O  O18  1  0.896  0.813  0.415  1.0
  O  O19  1  0.643  0.896  0.812  1.0
  O  O20  1  0.849  0.605  0.292  1.0
  O  O21  1  0.560  0.639  0.900  1.0
  O  O22  1  0.738  0.389  0.700  1.0
  O  O23  1  0.858  0.292  0.409  1.0
  O  O24  1  0.795  0.100  0.642  1.0
  O  O25  1  0.585  0.706  0.582  1.0
  O  O26  1  0.571  0.898  0.348  1.0
  O  O27  1  0.676  0.433  0.186  1.0
  O  O28  1  0.553  0.804  0.106  1.0
  O  O29  1  0.467  0.190  0.900  1.0
  O  O30  1  0.297  0.586  0.799  1.0
  O  O31  1  0.440  0.101  0.654  1.0
  O  O32  1  0.432  0.305  0.400  1.0
  O  O33  1  0.221  0.882  0.361  1.0
  O  O34  1  0.119  0.701  0.596  1.0
  O  O35  1  0.266  0.597  0.303  1.0
  O  O36  1  0.421  0.365  0.114  1.0
  O  O37  1  0.143  0.414  0.708  1.0
  O  O38  1  0.352  0.101  0.196  1.0
  O  O39  1  0.108  0.180  0.574  1.0
  O  O40  1  0.094  0.345  0.095  1.0
[/CIF]
.
The crystal structure described by Na4Al3Si9O24Cl crystallizes in the triclinic P1 space group. There are four inequivalent Na sites. In the first Na site, Na(1) is bonded in a 6-coordinate geometry to one O(11), one O(21), one O(24), one O(5), one O(6), and one Cl(1) atom. In the second Na site, Na(2) is bonded in a 7-coordinate geometry to one O(10), one O(15), one O(16), one O(2), one O(7), one O(8), and one Cl(1) atom. In the third Na site, Na(3) is bonded in a 5-coordinate geometry to one O(15), one O(18), one O(23), one O(9), and one Cl(1) atom. In the fourth Na site, Na(4) is bonded in a 7-coordinate geometry to one O(1), one O(14), one O(19), one O(20), one O(4), one O(5), and one Cl(1) atom. There are three inequivalent Al sites. In the first Al site, Al(1) is bonded to one O(11), one O(24), one O(4), and one O(7) atom to form AlO4 tetrahedra that share  a cornercorner with one Si(2)O4 tetrahedra,  a cornercorner with one Si(3)O4 tetrahedra,  a cornercorner with one Si(6)O4 tetrahedra, and  a cornercorner with one Si(9)O4 tetrahedra. In the second Al site, Al(2) is bonded to one O(14), one O(5), one O(6), and one O(9) atom to form AlO4 tetrahedra that share  a cornercorner with one Si(1)O4 tetrahedra,  a cornercorner with one Si(2)O4 tetrahedra,  a cornercorner with one Si(3)O4 tetrahedra, and  a cornercorner with one Si(7)O4 tetrahedra. In the third Al site, Al(3) is bonded to one O(15), one O(16), one O(21), and one O(23) atom to form AlO4 tetrahedra that share  a cornercorner with one Si(2)O4 tetrahedra,  a cornercorner with one Si(4)O4 tetrahedra,  a cornercorner with one Si(6)O4 tetrahedra, and  a cornercorner with one Si(7)O4 tetrahedra. There are nine inequivalent Si sites. In the first Si site, Si(1) is bonded to one O(1), one O(12), one O(3), and one O(5) atom to form SiO4 tetrahedra that share  a cornercorner with one Al(2)O4 tetrahedra,  a cornercorner with one Si(4)O4 tetrahedra,  a cornercorner with one Si(5)O4 tetrahedra, and  a cornercorner with one Si(7)O4 tetrahedra. In the second Si site, Si(2) is bonded to one O(23), one O(6), one O(7), and one O(8) atom to form SiO4 tetrahedra that share  a cornercorner with one Al(1)O4 tetrahedra,  a cornercorner with one Al(2)O4 tetrahedra,  a cornercorner with one Al(3)O4 tetrahedra, and  a cornercorner with one Si(4)O4 tetrahedra. In the third Si site, Si(3) is bonded to one O(10), one O(2), one O(4), and one O(9) atom to form SiO4 tetrahedra that share  a cornercorner with one Al(1)O4 tetrahedra,  a cornercorner with one Al(2)O4 tetrahedra,  a cornercorner with one Si(5)O4 tetrahedra, and  a cornercorner with one Si(8)O4 tetrahedra. In the fourth Si site, Si(4) is bonded to one O(13), one O(15), one O(3), and one O(8) atom to form SiO4 tetrahedra that share  a cornercorner with one Al(3)O4 tetrahedra,  a cornercorner with one Si(1)O4 tetrahedra,  a cornercorner with one Si(2)O4 tetrahedra, and  a cornercorner with one Si(9)O4 tetrahedra. In the fifth Si site, Si(5) is bonded to one O(10), one O(12), one O(17), and one O(22) atom to form corner-sharing SiO4 tetrahedra. In the sixth Si site, Si(6) is bonded to one O(11), one O(16), one O(19), and one O(20) atom to form SiO4 tetrahedra that share  a cornercorner with one Al(1)O4 tetrahedra,  a cornercorner with one Al(3)O4 tetrahedra,  a cornercorner with one Si(8)O4 tetrahedra, and  a cornercorner with one Si(9)O4 tetrahedra. In the seventh Si site, Si(7) is bonded to one O(1), one O(14), one O(18), and one O(21) atom to form SiO4 tetrahedra that share  a cornercorner with one Al(2)O4 tetrahedra,  a cornercorner with one Al(3)O4 tetrahedra,  a cornercorner with one Si(1)O4 tetrahedra, and  a cornercorner with one Si(8)O4 tetrahedra. In the eighth Si site, Si(8) is bonded to one O(17), one O(18), one O(19), and one O(2) atom to form corner-sharing SiO4 tetrahedra. In the ninth Si site, Si(9) is bonded to one O(13), one O(20), one O(22), and one O(24) atom to form SiO4 tetrahedra that share  a cornercorner with one Al(1)O4 tetrahedra,  a cornercorner with one Si(4)O4 tetrahedra,  a cornercorner with one Si(5)O4 tetrahedra, and  a cornercorner with one Si(6)O4 tetrahedra. There are twenty-four inequivalent O sites. In the first O site, O(1) is bonded in a distorted bent 150 degrees geometry to one Na(4), one Si(1), and one Si(7) atom. In the second O site, O(2) is bonded in a distorted trigonal planar geometry to one Na(2), one Si(3), and one Si(8) atom. In the third O site, O(3) is bonded in a bent 150 degrees geometry to one Si(1) and one Si(4) atom. In the fourth O site, O(4) is bonded in a 3-coordinate geometry to one Na(4), one Al(1), and one Si(3) atom. In the fifth O site, O(5) is bonded in a distorted bent 150 degrees geometry to one Na(1), one Na(4), one Al(2), and one Si(1) atom. In the sixth O site, O(6) is bonded in a 3-coordinate geometry to one Na(1), one Al(2), and one Si(2) atom. In the seventh O site, O(7) is bonded in a 3-coordinate geometry to one Na(2), one Al(1), and one Si(2) atom. In the eighth O site, O(8) is bonded in a distorted bent 150 degrees geometry to one Na(2), one Si(2), and one Si(4) atom. In the ninth O site, O(9) is bonded in a 3-coordinate geometry to one Na(3), one Al(2), and one Si(3) atom. In the tenth O site, O(10) is bonded in a 2-coordinate geometry to one Na(2), one Si(3), and one Si(5) atom. In the eleventh O site, O(11) is bonded in a 3-coordinate geometry to one Na(1), one Al(1), and one Si(6) atom. In the twelfth O site, O(12) is bonded in a bent 150 degrees geometry to one Si(1) and one Si(5) atom. In the thirteenth O site, O(13) is bonded in a bent 150 degrees geometry to one Si(4) and one Si(9) atom. In the fourteenth O site, O(14) is bonded in a 3-coordinate geometry to one Na(4), one Al(2), and one Si(7) atom. In the fifteenth O site, O(15) is bonded in a 3-coordinate geometry to one Na(2), one Na(3), one Al(3), and one Si(4) atom. In the sixteenth O site, O(16) is bonded in a 3-coordinate geometry to one Na(2), one Al(3), and one Si(6) atom. In the seventeenth O site, O(17) is bonded in a bent 150 degrees geometry to one Si(5) and one Si(8) atom. In the eighteenth O site, O(18) is bonded in a bent 150 degrees geometry to one Na(3), one Si(7), and one Si(8) atom. In the nineteenth O site, O(19) is bonded in a distorted bent 150 degrees geometry to one Na(4), one Si(6), and one Si(8) atom. In the twentieth O site, O(20) is bonded in a distorted bent 150 degrees geometry to one Na(4), one Si(6), and one Si(9) atom. In the twenty-first O site, O(21) is bonded in a 3-coordinate geometry to one Na(1), one Al(3), and one Si(7) atom. In the twenty-second O site, O(22) is bonded in a bent 150 degrees geometry to one Si(5) and one Si(9) atom. In the twenty-third O site, O(23) is bonded in a distorted trigonal planar geometry to one Na(3), one Al(3), and one Si(2) atom. In the twenty-fourth O site, O(24) is bonded in a 2-coordinate geometry to one Na(1), one Al(1), and one Si(9) atom. Cl(1) is bonded in a square co-planar geometry to one Na(1), one Na(2), one Na(3), and one Na(4) atom. is represented by the CIF file [CIF]
data_Na4Al3Si9ClO24
_symmetry_space_group_name_H-M   'P 1'
_cell_length_a   7.636
_cell_length_b   9.396
_cell_length_c   9.430
_cell_angle_alpha   80.674
_cell_angle_beta   66.521
_cell_angle_gamma   66.773
_symmetry_Int_Tables_number   1
_cell_volume   570.236
_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
  Na  Na0  1  0.870  0.337  0.924  1.0
  Na  Na1  1  0.774  0.088  0.339  1.0
  Na  Na2  1  0.235  0.933  0.685  1.0
  Na  Na3  1  0.131  0.664  0.063  1.0
  Al  Al4  1  0.865  0.422  0.253  1.0
  Al  Al5  1  0.552  0.574  0.739  1.0
  Al  Al6  1  0.280  0.257  0.581  1.0
  Si  Si7  1  0.661  0.748  0.928  1.0
  Si  Si8  1  0.875  0.247  0.578  1.0
  Si  Si9  1  0.725  0.746  0.413  1.0
  Si  Si10  1  0.582  0.074  0.754  1.0
  Si  Si11  1  0.425  0.922  0.249  1.0
  Si  Si12  1  0.451  0.423  0.255  1.0
  Si  Si13  1  0.123  0.582  0.746  1.0
  Si  Si14  1  0.128  0.744  0.420  1.0
  Si  Si15  1  0.330  0.248  0.076  1.0
  Cl  Cl16  1  0.000  0.998  0.009  1.0
  O  O17  1  0.907  0.653  0.895  1.0
  O  O18  1  0.896  0.813  0.415  1.0
  O  O19  1  0.643  0.896  0.812  1.0
  O  O20  1  0.849  0.605  0.292  1.0
  O  O21  1  0.560  0.639  0.900  1.0
  O  O22  1  0.738  0.389  0.700  1.0
  O  O23  1  0.858  0.292  0.409  1.0
  O  O24  1  0.795  0.100  0.642  1.0
  O  O25  1  0.585  0.706  0.582  1.0
  O  O26  1  0.571  0.898  0.348  1.0
  O  O27  1  0.676  0.433  0.186  1.0
  O  O28  1  0.553  0.804  0.106  1.0
  O  O29  1  0.467  0.190  0.900  1.0
  O  O30  1  0.297  0.586  0.799  1.0
  O  O31  1  0.440  0.101  0.654  1.0
  O  O32  1  0.432  0.305  0.400  1.0
  O  O33  1  0.221  0.882  0.361  1.0
  O  O34  1  0.119  0.701  0.596  1.0
  O  O35  1  0.266  0.597  0.303  1.0
  O  O36  1  0.421  0.365  0.114  1.0
  O  O37  1  0.143  0.414  0.708  1.0
  O  O38  1  0.352  0.101  0.196  1.0
  O  O39  1  0.108  0.180  0.574  1.0
  O  O40  1  0.094  0.345  0.095  1.0
[/CIF]
.