The crystal structure described by Na4Al3Si3NO14 crystallizes in the monoclinic P2 space group. There are four inequivalent Na sites. In the first Na site, Na(1) is bonded in a 4-coordinate geometry to one O(14), one O(2), one O(3), and one O(6) atom. In the second Na site, Na(2) is bonded to one O(1), one O(4), one O(5), and one O(7) atom to form distorted NaO4 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,  a cornercorner with one Si(1)O4 tetrahedra,  a cornercorner with one Si(2)O4 tetrahedra, and  a cornercorner with one Si(3)O4 tetrahedra. In the third Na site, Na(3) is bonded in a 4-coordinate geometry to one O(10), one O(13), one O(7), and one O(9) atom. In the fourth Na site, Na(4) is bonded to one O(11), one O(12), one O(14), and one O(8) atom to form distorted NaO4 tetrahedra that share  a cornercorner with one Al(1)O4 tetrahedra,  a cornercorner with one Al(3)O4 tetrahedra,  a cornercorner with one Al(4)O4 tetrahedra,  a cornercorner with one Si(1)O4 tetrahedra,  a cornercorner with one Si(3)O4 tetrahedra, and  a cornercorner with one Si(4)O4 tetrahedra. There are four inequivalent Al sites. In the first Al site, Al(1) is bonded to one O(1), one O(11), one O(13), and one O(3) atom to form AlO4 tetrahedra that share  a cornercorner with one Na(2)O4 tetrahedra,  a cornercorner with one Na(4)O4 tetrahedra,  a cornercorner with one Si(2)O4 tetrahedra,  a cornercorner with one Si(4)O4 tetrahedra, and corners with two equivalent Si(1)O4 tetrahedra. In the second Al site, Al(2) is bonded to two equivalent O(2) and two equivalent O(5) atoms to form AlO4 tetrahedra that share corners with two equivalent Na(2)O4 tetrahedra, corners with two equivalent Si(1)O4 tetrahedra, and corners with two equivalent Si(3)O4 tetrahedra. In the third Al site, Al(3) is bonded to one O(10), one O(4), one O(6), and one O(8) atom to form AlO4 tetrahedra that share  a cornercorner with one Na(2)O4 tetrahedra,  a cornercorner with one Na(4)O4 tetrahedra,  a cornercorner with one Si(2)O4 tetrahedra,  a cornercorner with one Si(4)O4 tetrahedra, and corners with two equivalent Si(3)O4 tetrahedra. In the fourth Al site, Al(4) is bonded to two equivalent O(12) and two equivalent O(9) atoms to form AlO4 tetrahedra that share corners with two equivalent Na(4)O4 tetrahedra, corners with two equivalent Si(1)O4 tetrahedra, and corners with two equivalent Si(3)O4 tetrahedra. There are four inequivalent Si sites. In the first Si site, Si(1) is bonded to one O(1), one O(12), one O(13), and one O(2) atom to form SiO4 tetrahedra that share  a cornercorner with one Na(2)O4 tetrahedra,  a cornercorner with one Na(4)O4 tetrahedra,  a cornercorner with one Al(2)O4 tetrahedra,  a cornercorner with one Al(4)O4 tetrahedra, and corners with two equivalent Al(1)O4 tetrahedra. In the second Si site, Si(2) is bonded to two equivalent O(3) and two equivalent O(4) atoms to form SiO4 tetrahedra that share corners with two equivalent Na(2)O4 tetrahedra, corners with two equivalent Al(1)O4 tetrahedra, and corners with two equivalent Al(3)O4 tetrahedra. In the third Si site, Si(3) is bonded to one O(5), one O(6), one O(8), and one O(9) atom to form SiO4 tetrahedra that share  a cornercorner with one Na(2)O4 tetrahedra,  a cornercorner with one Na(4)O4 tetrahedra,  a cornercorner with one Al(2)O4 tetrahedra,  a cornercorner with one Al(4)O4 tetrahedra, and corners with two equivalent Al(3)O4 tetrahedra. In the fourth Si site, Si(4) is bonded to two equivalent O(10) and two equivalent O(11) atoms to form SiO4 tetrahedra that share corners with two equivalent Na(4)O4 tetrahedra, corners with two equivalent Al(1)O4 tetrahedra, and corners with two equivalent Al(3)O4 tetrahedra. There are two inequivalent N sites. In the first N site, N(1) is bonded in a distorted bent 120 degrees geometry to two equivalent O(14) atoms. In the second N site, N(2) is bonded in a distorted bent 120 degrees geometry to two equivalent O(7) atoms. There are fourteen inequivalent O sites. In the first O site, O(1) is bonded in a distorted trigonal planar geometry to one Na(2), one Al(1), and one Si(1) atom. In the second O site, O(2) is bonded in a distorted trigonal planar geometry to one Na(1), one Al(2), and one Si(1) atom. In the third O site, O(3) is bonded in a 3-coordinate geometry to one Na(1), one Al(1), and one Si(2) atom. In the fourth O site, O(4) is bonded in a distorted trigonal planar geometry to one Na(2), one Al(3), and one Si(2) atom. In the fifth O site, O(5) is bonded in a 3-coordinate geometry to one Na(2), one Al(2), and one Si(3) atom. In the sixth O site, O(6) is bonded in a 3-coordinate geometry to one Na(1), one Al(3), and one Si(3) atom. In the seventh O site, O(7) is bonded in a distorted T-shaped geometry to one Na(2), one Na(3), and one N(2) atom. In the eighth O site, O(8) is bonded in a distorted trigonal planar geometry to one Na(4), one Al(3), and one Si(3) atom. In the ninth O site, O(9) is bonded in a 3-coordinate geometry to one Na(3), one Al(4), and one Si(3) atom. In the tenth O site, O(10) is bonded in a distorted trigonal planar geometry to one Na(3), one Al(3), and one Si(4) atom. In the eleventh O site, O(11) is bonded in a 3-coordinate geometry to one Na(4), one Al(1), and one Si(4) atom. In the twelfth O site, O(12) is bonded in a distorted trigonal planar geometry to one Na(4), one Al(4), and one Si(1) atom. In the thirteenth O site, O(13) is bonded in a 3-coordinate geometry to one Na(3), one Al(1), and one Si(1) atom. In the fourteenth O site, O(14) is bonded in a distorted T-shaped geometry to one Na(1), one Na(4), and one N(1) atom. is represented by the Crystallographic Information File (CIF) [CIF]
data_Na4Al3Si3NO14
_symmetry_space_group_name_H-M   'P 1'
_cell_length_a   9.018
_cell_length_b   8.902
_cell_length_c   9.093
_cell_angle_alpha   89.709
_cell_angle_beta   90.000
_cell_angle_gamma   90.000
_symmetry_Int_Tables_number   1
_cell_volume   730.037
_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  0.820  0.180  0.190  1.0
  Na  Na1  1  0.820  0.820  0.810  1.0
  Na  Na2  1  0.688  0.325  0.686  1.0
  Na  Na3  1  0.688  0.675  0.314  1.0
  Na  Na4  1  0.320  0.320  0.311  1.0
  Na  Na5  1  0.320  0.680  0.689  1.0
  Na  Na6  1  0.187  0.175  0.815  1.0
  Na  Na7  1  0.187  0.825  0.185  1.0
  Al  Al8  1  0.002  0.500  0.249  1.0
  Al  Al9  1  0.002  0.500  0.751  1.0
  Al  Al10  1  0.750  0.000  0.500  1.0
  Al  Al11  1  0.501  0.751  0.001  1.0
  Al  Al12  1  0.501  0.249  0.999  1.0
  Al  Al13  1  0.253  0.000  0.500  1.0
  Si  Si14  1  0.002  0.251  0.501  1.0
  Si  Si15  1  0.002  0.749  0.499  1.0
  Si  Si16  1  0.753  0.500  0.000  1.0
  Si  Si17  1  0.502  0.001  0.749  1.0
  Si  Si18  1  0.502  0.999  0.251  1.0
  Si  Si19  1  0.250  0.500  0.000  1.0
  N  N20  1  0.965  0.000  0.000  1.0
  N  N21  1  0.465  0.500  0.500  1.0
  O  O22  1  0.942  0.348  0.643  1.0
  O  O23  1  0.942  0.652  0.357  1.0
  O  O24  1  0.861  0.152  0.443  1.0
  O  O25  1  0.861  0.848  0.557  1.0
  O  O26  1  0.853  0.440  0.139  1.0
  O  O27  1  0.853  0.560  0.861  1.0
  O  O28  1  0.653  0.359  0.941  1.0
  O  O29  1  0.653  0.641  0.059  1.0
  O  O30  1  0.642  0.062  0.649  1.0
  O  O31  1  0.642  0.938  0.351  1.0
  O  O32  1  0.562  0.138  0.148  1.0
  O  O33  1  0.562  0.862  0.852  1.0
  O  O34  1  0.541  0.452  0.391  1.0
  O  O35  1  0.541  0.548  0.609  1.0
  O  O36  1  0.442  0.143  0.847  1.0
  O  O37  1  0.442  0.857  0.153  1.0
  O  O38  1  0.363  0.060  0.351  1.0
  O  O39  1  0.363  0.940  0.649  1.0
  O  O40  1  0.350  0.358  0.058  1.0
  O  O41  1  0.350  0.642  0.942  1.0
  O  O42  1  0.150  0.561  0.139  1.0
  O  O43  1  0.150  0.439  0.861  1.0
  O  O44  1  0.143  0.151  0.560  1.0
  O  O45  1  0.143  0.849  0.440  1.0
  O  O46  1  0.062  0.353  0.363  1.0
  O  O47  1  0.062  0.647  0.637  1.0
  O  O48  1  0.040  0.951  0.892  1.0
  O  O49  1  0.040  0.049  0.108  1.0
[/CIF]
.
The crystal structure described by Na4Al3Si3NO14 crystallizes in the monoclinic P2 space group. There are four inequivalent Na sites. In the first Na site, Na(1) is bonded in a 4-coordinate geometry to one O(14), one O(2), one O(3), and one O(6) atom. In the second Na site, Na(2) is bonded to one O(1), one O(4), one O(5), and one O(7) atom to form distorted NaO4 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,  a cornercorner with one Si(1)O4 tetrahedra,  a cornercorner with one Si(2)O4 tetrahedra, and  a cornercorner with one Si(3)O4 tetrahedra. In the third Na site, Na(3) is bonded in a 4-coordinate geometry to one O(10), one O(13), one O(7), and one O(9) atom. In the fourth Na site, Na(4) is bonded to one O(11), one O(12), one O(14), and one O(8) atom to form distorted NaO4 tetrahedra that share  a cornercorner with one Al(1)O4 tetrahedra,  a cornercorner with one Al(3)O4 tetrahedra,  a cornercorner with one Al(4)O4 tetrahedra,  a cornercorner with one Si(1)O4 tetrahedra,  a cornercorner with one Si(3)O4 tetrahedra, and  a cornercorner with one Si(4)O4 tetrahedra. There are four inequivalent Al sites. In the first Al site, Al(1) is bonded to one O(1), one O(11), one O(13), and one O(3) atom to form AlO4 tetrahedra that share  a cornercorner with one Na(2)O4 tetrahedra,  a cornercorner with one Na(4)O4 tetrahedra,  a cornercorner with one Si(2)O4 tetrahedra,  a cornercorner with one Si(4)O4 tetrahedra, and corners with two equivalent Si(1)O4 tetrahedra. In the second Al site, Al(2) is bonded to two equivalent O(2) and two equivalent O(5) atoms to form AlO4 tetrahedra that share corners with two equivalent Na(2)O4 tetrahedra, corners with two equivalent Si(1)O4 tetrahedra, and corners with two equivalent Si(3)O4 tetrahedra. In the third Al site, Al(3) is bonded to one O(10), one O(4), one O(6), and one O(8) atom to form AlO4 tetrahedra that share  a cornercorner with one Na(2)O4 tetrahedra,  a cornercorner with one Na(4)O4 tetrahedra,  a cornercorner with one Si(2)O4 tetrahedra,  a cornercorner with one Si(4)O4 tetrahedra, and corners with two equivalent Si(3)O4 tetrahedra. In the fourth Al site, Al(4) is bonded to two equivalent O(12) and two equivalent O(9) atoms to form AlO4 tetrahedra that share corners with two equivalent Na(4)O4 tetrahedra, corners with two equivalent Si(1)O4 tetrahedra, and corners with two equivalent Si(3)O4 tetrahedra. There are four inequivalent Si sites. In the first Si site, Si(1) is bonded to one O(1), one O(12), one O(13), and one O(2) atom to form SiO4 tetrahedra that share  a cornercorner with one Na(2)O4 tetrahedra,  a cornercorner with one Na(4)O4 tetrahedra,  a cornercorner with one Al(2)O4 tetrahedra,  a cornercorner with one Al(4)O4 tetrahedra, and corners with two equivalent Al(1)O4 tetrahedra. In the second Si site, Si(2) is bonded to two equivalent O(3) and two equivalent O(4) atoms to form SiO4 tetrahedra that share corners with two equivalent Na(2)O4 tetrahedra, corners with two equivalent Al(1)O4 tetrahedra, and corners with two equivalent Al(3)O4 tetrahedra. In the third Si site, Si(3) is bonded to one O(5), one O(6), one O(8), and one O(9) atom to form SiO4 tetrahedra that share  a cornercorner with one Na(2)O4 tetrahedra,  a cornercorner with one Na(4)O4 tetrahedra,  a cornercorner with one Al(2)O4 tetrahedra,  a cornercorner with one Al(4)O4 tetrahedra, and corners with two equivalent Al(3)O4 tetrahedra. In the fourth Si site, Si(4) is bonded to two equivalent O(10) and two equivalent O(11) atoms to form SiO4 tetrahedra that share corners with two equivalent Na(4)O4 tetrahedra, corners with two equivalent Al(1)O4 tetrahedra, and corners with two equivalent Al(3)O4 tetrahedra. There are two inequivalent N sites. In the first N site, N(1) is bonded in a distorted bent 120 degrees geometry to two equivalent O(14) atoms. In the second N site, N(2) is bonded in a distorted bent 120 degrees geometry to two equivalent O(7) atoms. There are fourteen inequivalent O sites. In the first O site, O(1) is bonded in a distorted trigonal planar geometry to one Na(2), one Al(1), and one Si(1) atom. In the second O site, O(2) is bonded in a distorted trigonal planar geometry to one Na(1), one Al(2), and one Si(1) atom. In the third O site, O(3) is bonded in a 3-coordinate geometry to one Na(1), one Al(1), and one Si(2) atom. In the fourth O site, O(4) is bonded in a distorted trigonal planar geometry to one Na(2), one Al(3), and one Si(2) atom. In the fifth O site, O(5) is bonded in a 3-coordinate geometry to one Na(2), one Al(2), and one Si(3) atom. In the sixth O site, O(6) is bonded in a 3-coordinate geometry to one Na(1), one Al(3), and one Si(3) atom. In the seventh O site, O(7) is bonded in a distorted T-shaped geometry to one Na(2), one Na(3), and one N(2) atom. In the eighth O site, O(8) is bonded in a distorted trigonal planar geometry to one Na(4), one Al(3), and one Si(3) atom. In the ninth O site, O(9) is bonded in a 3-coordinate geometry to one Na(3), one Al(4), and one Si(3) atom. In the tenth O site, O(10) is bonded in a distorted trigonal planar geometry to one Na(3), one Al(3), and one Si(4) atom. In the eleventh O site, O(11) is bonded in a 3-coordinate geometry to one Na(4), one Al(1), and one Si(4) atom. In the twelfth O site, O(12) is bonded in a distorted trigonal planar geometry to one Na(4), one Al(4), and one Si(1) atom. In the thirteenth O site, O(13) is bonded in a 3-coordinate geometry to one Na(3), one Al(1), and one Si(1) atom. In the fourteenth O site, O(14) is bonded in a distorted T-shaped geometry to one Na(1), one Na(4), and one N(1) atom. is represented by the Crystallographic Information File (CIF) [CIF]
data_Na4Al3Si3NO14
_symmetry_space_group_name_H-M   'P 1'
_cell_length_a   9.018
_cell_length_b   8.902
_cell_length_c   9.093
_cell_angle_alpha   89.709
_cell_angle_beta   90.000
_cell_angle_gamma   90.000
_symmetry_Int_Tables_number   1
_cell_volume   730.037
_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  0.820  0.180  0.190  1.0
  Na  Na1  1  0.820  0.820  0.810  1.0
  Na  Na2  1  0.688  0.325  0.686  1.0
  Na  Na3  1  0.688  0.675  0.314  1.0
  Na  Na4  1  0.320  0.320  0.311  1.0
  Na  Na5  1  0.320  0.680  0.689  1.0
  Na  Na6  1  0.187  0.175  0.815  1.0
  Na  Na7  1  0.187  0.825  0.185  1.0
  Al  Al8  1  0.002  0.500  0.249  1.0
  Al  Al9  1  0.002  0.500  0.751  1.0
  Al  Al10  1  0.750  0.000  0.500  1.0
  Al  Al11  1  0.501  0.751  0.001  1.0
  Al  Al12  1  0.501  0.249  0.999  1.0
  Al  Al13  1  0.253  0.000  0.500  1.0
  Si  Si14  1  0.002  0.251  0.501  1.0
  Si  Si15  1  0.002  0.749  0.499  1.0
  Si  Si16  1  0.753  0.500  0.000  1.0
  Si  Si17  1  0.502  0.001  0.749  1.0
  Si  Si18  1  0.502  0.999  0.251  1.0
  Si  Si19  1  0.250  0.500  0.000  1.0
  N  N20  1  0.965  0.000  0.000  1.0
  N  N21  1  0.465  0.500  0.500  1.0
  O  O22  1  0.942  0.348  0.643  1.0
  O  O23  1  0.942  0.652  0.357  1.0
  O  O24  1  0.861  0.152  0.443  1.0
  O  O25  1  0.861  0.848  0.557  1.0
  O  O26  1  0.853  0.440  0.139  1.0
  O  O27  1  0.853  0.560  0.861  1.0
  O  O28  1  0.653  0.359  0.941  1.0
  O  O29  1  0.653  0.641  0.059  1.0
  O  O30  1  0.642  0.062  0.649  1.0
  O  O31  1  0.642  0.938  0.351  1.0
  O  O32  1  0.562  0.138  0.148  1.0
  O  O33  1  0.562  0.862  0.852  1.0
  O  O34  1  0.541  0.452  0.391  1.0
  O  O35  1  0.541  0.548  0.609  1.0
  O  O36  1  0.442  0.143  0.847  1.0
  O  O37  1  0.442  0.857  0.153  1.0
  O  O38  1  0.363  0.060  0.351  1.0
  O  O39  1  0.363  0.940  0.649  1.0
  O  O40  1  0.350  0.358  0.058  1.0
  O  O41  1  0.350  0.642  0.942  1.0
  O  O42  1  0.150  0.561  0.139  1.0
  O  O43  1  0.150  0.439  0.861  1.0
  O  O44  1  0.143  0.151  0.560  1.0
  O  O45  1  0.143  0.849  0.440  1.0
  O  O46  1  0.062  0.353  0.363  1.0
  O  O47  1  0.062  0.647  0.637  1.0
  O  O48  1  0.040  0.951  0.892  1.0
  O  O49  1  0.040  0.049  0.108  1.0
[/CIF]
.