The compound described by Na8Be3Si9(O12Cl)2 crystallizes in the triclinic P1 space group. There are eight inequivalent Na sites. In the first Na site, Na(1) is bonded to one O(11), one O(19), one O(6), and one Cl(2) atom to form NaClO3 tetrahedra that share  a cornercorner with one Na(7)ClO3 tetrahedra,  a cornercorner with one Na(8)ClO3 tetrahedra,  a cornercorner with one Be(1)O4 tetrahedra,  a cornercorner with one Be(2)O4 tetrahedra,  a cornercorner with one Si(1)O4 tetrahedra,  a cornercorner with one Si(2)O4 tetrahedra,  a cornercorner with one Si(3)O4 tetrahedra,  a cornercorner with one Si(8)O4 tetrahedra, and  a cornercorner with one Na(5)ClO3 trigonal pyramid. In the second Na site, Na(2) is bonded to one O(16), one O(3), one O(4), and one Cl(1) atom to form NaClO3 tetrahedra that share  a cornercorner with one Na(3)ClO3 tetrahedra,  a cornercorner with one Na(6)ClO3 tetrahedra,  a cornercorner with one Be(1)O4 tetrahedra,  a cornercorner with one Be(2)O4 tetrahedra,  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(8)O4 tetrahedra. In the third Na site, Na(3) is bonded to one O(14), one O(21), one O(24), and one Cl(1) atom to form distorted NaClO3 tetrahedra that share  a cornercorner with one Na(2)ClO3 tetrahedra,  a cornercorner with one Na(6)ClO3 tetrahedra,  a cornercorner with one Be(3)O4 tetrahedra,  a cornercorner with one Si(4)O4 tetrahedra,  a cornercorner with one Si(5)O4 tetrahedra,  a cornercorner with one Si(6)O4 tetrahedra,  a cornercorner with one Si(7)O4 tetrahedra, and  a cornercorner with one Si(9)O4 tetrahedra. In the fourth Na site, Na(4) is bonded in a 4-coordinate geometry to one O(17), one O(8), one O(9), and one Cl(1) atom. In the fifth Na site, Na(5) is bonded to one O(12), one O(13), one O(22), and one Cl(2) atom to form distorted NaClO3 trigonal pyramids that share  a cornercorner with one Na(1)ClO3 tetrahedra,  a cornercorner with one Na(7)ClO3 tetrahedra,  a cornercorner with one Na(8)ClO3 tetrahedra,  a cornercorner with one Be(3)O4 tetrahedra,  a cornercorner with one Si(4)O4 tetrahedra,  a cornercorner with one Si(5)O4 tetrahedra,  a cornercorner with one Si(6)O4 tetrahedra,  a cornercorner with one Si(7)O4 tetrahedra, and  a cornercorner with one Si(9)O4 tetrahedra. In the sixth Na site, Na(6) is bonded to one O(1), one O(20), one O(7), and one Cl(1) atom to form NaClO3 tetrahedra that share  a cornercorner with one Na(2)ClO3 tetrahedra,  a cornercorner with one Na(3)ClO3 tetrahedra,  a cornercorner with one Be(2)O4 tetrahedra,  a cornercorner with one Be(3)O4 tetrahedra,  a cornercorner with one Si(2)O4 tetrahedra,  a cornercorner with one Si(3)O4 tetrahedra,  a cornercorner with one Si(5)O4 tetrahedra, and  a cornercorner with one Si(7)O4 tetrahedra. In the seventh Na site, Na(7) is bonded to one O(18), one O(2), one O(23), and one Cl(2) atom to form distorted NaClO3 tetrahedra that share  a cornercorner with one Na(1)ClO3 tetrahedra,  a cornercorner with one Na(8)ClO3 tetrahedra,  a cornercorner with one Be(1)O4 tetrahedra,  a cornercorner with one Be(3)O4 tetrahedra,  a cornercorner with one Si(1)O4 tetrahedra,  a cornercorner with one Si(2)O4 tetrahedra,  a cornercorner with one Si(6)O4 tetrahedra,  a cornercorner with one Si(9)O4 tetrahedra, and  a cornercorner with one Na(5)ClO3 trigonal pyramid. In the eighth Na site, Na(8) is bonded to one O(10), one O(15), one O(5), and one Cl(2) atom to form distorted NaClO3 tetrahedra that share  a cornercorner with one Na(1)ClO3 tetrahedra,  a cornercorner with one Na(7)ClO3 tetrahedra,  a cornercorner with one Be(1)O4 tetrahedra,  a cornercorner with one Si(1)O4 tetrahedra,  a cornercorner with one Si(4)O4 tetrahedra,  a cornercorner with one Si(6)O4 tetrahedra,  a cornercorner with one Si(8)O4 tetrahedra,  a cornercorner with one Si(9)O4 tetrahedra, and  a cornercorner with one Na(5)ClO3 trigonal pyramid. There are three inequivalent Be sites. In the first Be site, Be(1) is bonded to one O(10), one O(23), one O(4), and one O(6) atom to form BeO4 tetrahedra that share  a cornercorner with one Na(1)ClO3 tetrahedra,  a cornercorner with one Na(2)ClO3 tetrahedra,  a cornercorner with one Na(7)ClO3 tetrahedra,  a cornercorner with one Na(8)ClO3 tetrahedra,  a cornercorner with one Si(1)O4 tetrahedra,  a cornercorner with one Si(2)O4 tetrahedra,  a cornercorner with one Si(8)O4 tetrahedra, and  a cornercorner with one Si(9)O4 tetrahedra. In the second Be site, Be(2) is bonded to one O(1), one O(11), one O(16), and one O(17) atom to form BeO4 tetrahedra that share  a cornercorner with one Na(1)ClO3 tetrahedra,  a cornercorner with one Na(2)ClO3 tetrahedra,  a cornercorner with one Na(6)ClO3 tetrahedra,  a cornercorner with one Si(2)O4 tetrahedra,  a cornercorner with one Si(3)O4 tetrahedra,  a cornercorner with one Si(7)O4 tetrahedra, and  a cornercorner with one Si(8)O4 tetrahedra. In the third Be site, Be(3) is bonded to one O(18), one O(20), one O(22), and one O(24) atom to form BeO4 tetrahedra that share  a cornercorner with one Na(3)ClO3 tetrahedra,  a cornercorner with one Na(6)ClO3 tetrahedra,  a cornercorner with one Na(7)ClO3 tetrahedra,  a cornercorner with one Si(5)O4 tetrahedra,  a cornercorner with one Si(6)O4 tetrahedra,  a cornercorner with one Si(7)O4 tetrahedra,  a cornercorner with one Si(9)O4 tetrahedra, and  a cornercorner with one Na(5)ClO3 trigonal pyramid. There are nine inequivalent Si sites. In the first Si site, Si(1) is bonded to one O(15), one O(19), one O(2), and one O(4) atom to form SiO4 tetrahedra that share  a cornercorner with one Na(1)ClO3 tetrahedra,  a cornercorner with one Na(2)ClO3 tetrahedra,  a cornercorner with one Na(7)ClO3 tetrahedra,  a cornercorner with one Na(8)ClO3 tetrahedra,  a cornercorner with one Be(1)O4 tetrahedra,  a cornercorner with one Si(2)O4 tetrahedra,  a cornercorner with one Si(6)O4 tetrahedra, and  a cornercorner with one Si(8)O4 tetrahedra. In the second Si site, Si(2) is bonded to one O(1), one O(2), one O(3), and one O(6) atom to form SiO4 tetrahedra that share  a cornercorner with one Na(1)ClO3 tetrahedra,  a cornercorner with one Na(2)ClO3 tetrahedra,  a cornercorner with one Na(6)ClO3 tetrahedra,  a cornercorner with one Na(7)ClO3 tetrahedra,  a cornercorner with one Be(1)O4 tetrahedra,  a cornercorner with one Be(2)O4 tetrahedra,  a cornercorner with one Si(1)O4 tetrahedra, and  a cornercorner with one Si(3)O4 tetrahedra. In the third Si site, Si(3) is bonded to one O(11), one O(3), one O(7), and one O(9) atom to form SiO4 tetrahedra that share  a cornercorner with one Na(1)ClO3 tetrahedra,  a cornercorner with one Na(2)ClO3 tetrahedra,  a cornercorner with one Na(6)ClO3 tetrahedra,  a cornercorner with one Be(2)O4 tetrahedra,  a cornercorner with one Si(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(12), one O(14), one O(5), and one O(8) atom to form SiO4 tetrahedra that share  a cornercorner with one Na(3)ClO3 tetrahedra,  a cornercorner with one Na(8)ClO3 tetrahedra,  a cornercorner with one Si(5)O4 tetrahedra,  a cornercorner with one Si(6)O4 tetrahedra,  a cornercorner with one Si(7)O4 tetrahedra,  a cornercorner with one Si(9)O4 tetrahedra, and  a cornercorner with one Na(5)ClO3 trigonal pyramid. In the fifth Si site, Si(5) is bonded to one O(13), one O(24), one O(7), and one O(8) atom to form SiO4 tetrahedra that share  a cornercorner with one Na(3)ClO3 tetrahedra,  a cornercorner with one Na(6)ClO3 tetrahedra,  a cornercorner with one Be(3)O4 tetrahedra,  a cornercorner with one Si(3)O4 tetrahedra,  a cornercorner with one Si(4)O4 tetrahedra,  a cornercorner with one Si(7)O4 tetrahedra, and  a cornercorner with one Na(5)ClO3 trigonal pyramid. In the sixth Si site, Si(6) is bonded to one O(12), one O(15), one O(18), and one O(21) atom to form SiO4 tetrahedra that share  a cornercorner with one Na(3)ClO3 tetrahedra,  a cornercorner with one Na(7)ClO3 tetrahedra,  a cornercorner with one Na(8)ClO3 tetrahedra,  a cornercorner with one Be(3)O4 tetrahedra,  a cornercorner with one Si(1)O4 tetrahedra,  a cornercorner with one Si(4)O4 tetrahedra,  a cornercorner with one Si(9)O4 tetrahedra, and  a cornercorner with one Na(5)ClO3 trigonal pyramid. In the seventh Si site, Si(7) is bonded to one O(13), one O(14), one O(17), and one O(20) atom to form SiO4 tetrahedra that share  a cornercorner with one Na(3)ClO3 tetrahedra,  a cornercorner with one Na(6)ClO3 tetrahedra,  a cornercorner with one Be(2)O4 tetrahedra,  a cornercorner with one Be(3)O4 tetrahedra,  a cornercorner with one Si(4)O4 tetrahedra,  a cornercorner with one Si(5)O4 tetrahedra, and  a cornercorner with one Na(5)ClO3 trigonal pyramid. In the eighth Si site, Si(8) is bonded to one O(10), one O(16), one O(19), and one O(9) atom to form SiO4 tetrahedra that share  a cornercorner with one Na(1)ClO3 tetrahedra,  a cornercorner with one Na(2)ClO3 tetrahedra,  a cornercorner with one Na(8)ClO3 tetrahedra,  a cornercorner with one Be(1)O4 tetrahedra,  a cornercorner with one Be(2)O4 tetrahedra,  a cornercorner with one Si(1)O4 tetrahedra, and  a cornercorner with one Si(3)O4 tetrahedra. In the ninth Si site, Si(9) is bonded to one O(21), one O(22), one O(23), and one O(5) atom to form SiO4 tetrahedra that share  a cornercorner with one Na(3)ClO3 tetrahedra,  a cornercorner with one Na(7)ClO3 tetrahedra,  a cornercorner with one Na(8)ClO3 tetrahedra,  a cornercorner with one Be(1)O4 tetrahedra,  a cornercorner with one Be(3)O4 tetrahedra,  a cornercorner with one Si(4)O4 tetrahedra,  a cornercorner with one Si(6)O4 tetrahedra, and  a cornercorner with one Na(5)ClO3 trigonal pyramid. There are twenty-four inequivalent O sites. In the first O site, O(1) is bonded in a distorted trigonal non-coplanar geometry to one Na(6), one Be(2), and one Si(2) atom. In the second O site, O(2) is bonded in a 3-coordinate geometry to one Na(7), one Si(1), and one Si(2) atom. In the third O site, O(3) is bonded in a 3-coordinate geometry to one Na(2), one Si(2), and one Si(3) atom. In the fourth O site, O(4) is bonded in a 3-coordinate geometry to one Na(2), one Be(1), and one Si(1) atom. In the fifth O site, O(5) is bonded in a 3-coordinate geometry to one Na(8), one Si(4), and one Si(9) atom. In the sixth O site, O(6) is bonded in a 3-coordinate geometry to one Na(1), one Be(1), and one Si(2) atom. In the seventh O site, O(7) is bonded in a 3-coordinate geometry to one Na(6), one Si(3), and one Si(5) atom. In the eighth O site, O(8) is bonded in a distorted bent 150 degrees geometry to one Na(4), one Si(4), and one Si(5) atom. In the ninth O site, O(9) is bonded in a 3-coordinate geometry to one Na(4), one Si(3), and one Si(8) atom. In the tenth O site, O(10) is bonded in a distorted trigonal non-coplanar geometry to one Na(8), one Be(1), and one Si(8) atom. In the eleventh O site, O(11) is bonded in a 3-coordinate geometry to one Na(1), one Be(2), and one Si(3) atom. In the twelfth O site, O(12) is bonded in a 3-coordinate geometry to one Na(5), one Si(4), and one Si(6) atom. In the thirteenth O site, O(13) is bonded in a 3-coordinate geometry to one Na(5), one Si(5), and one Si(7) atom. In the fourteenth O site, O(14) is bonded in a 3-coordinate geometry to one Na(3), one Si(4), and one Si(7) atom. In the fifteenth O site, O(15) is bonded in a 3-coordinate geometry to one Na(8), one Si(1), and one Si(6) atom. In the sixteenth O site, O(16) is bonded in a 3-coordinate geometry to one Na(2), one Be(2), and one Si(8) atom. In the seventeenth O site, O(17) is bonded in a distorted trigonal non-coplanar geometry to one Na(4), one Be(2), and one Si(7) atom. In the eighteenth O site, O(18) is bonded in a 3-coordinate geometry to one Na(7), one Be(3), and one Si(6) atom. In the nineteenth O site, O(19) is bonded in a 3-coordinate geometry to one Na(1), one Si(1), and one Si(8) atom. In the twentieth O site, O(20) is bonded in a 3-coordinate geometry to one Na(6), one Be(3), and one Si(7) atom. In the twenty-first O site, O(21) is bonded in a 3-coordinate geometry to one Na(3), one Si(6), and one Si(9) atom. In the twenty-second O site, O(22) is bonded in a distorted trigonal non-coplanar geometry to one Na(5), one Be(3), and one Si(9) atom. In the twenty-third O site, O(23) is bonded in a 3-coordinate geometry to one Na(7), one Be(1), and one Si(9) atom. In the twenty-fourth O site, O(24) is bonded in a 3-coordinate geometry to one Na(3), one Be(3), and one Si(5) atom. There are two inequivalent Cl sites. In the first Cl site, Cl(1) is bonded in a tetrahedral geometry to one Na(2), one Na(3), one Na(4), and one Na(6) atom. In the second Cl site, Cl(2) is bonded in a tetrahedral geometry to one Na(1), one Na(5), one Na(7), and one Na(8) atom. is represented by the CIF card [CIF]
data_Na8Be3Si9(ClO12)2
_symmetry_space_group_name_H-M   'P 1'
_cell_length_a   7.615
_cell_length_b   7.615
_cell_length_c   12.420
_cell_angle_alpha   90.079
_cell_angle_beta   90.130
_cell_angle_gamma   109.567
_symmetry_Int_Tables_number   1
_cell_volume   678.658
_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  0.172  0.196  0.186  1.0
  Na  Na1  1  0.673  0.698  0.315  1.0
  Na  Na2  1  0.692  0.663  0.680  1.0
  Na  Na3  1  0.531  0.157  0.479  1.0
  Na  Na4  1  0.153  0.195  0.820  1.0
  Na  Na5  1  0.123  0.481  0.503  1.0
  Na  Na6  1  0.021  0.633  0.002  1.0
  Na  Na7  1  0.635  0.969  0.010  1.0
  Be  Be8  1  0.371  0.626  0.126  1.0
  Be  Be9  1  0.873  0.126  0.374  1.0
  Be  Be10  1  0.004  0.499  0.749  1.0
  Si  Si11  1  0.620  0.384  0.129  1.0
  Si  Si12  1  0.003  0.495  0.255  1.0
  Si  Si13  1  0.123  0.885  0.372  1.0
  Si  Si14  1  0.504  0.999  0.751  1.0
  Si  Si15  1  0.122  0.871  0.627  1.0
  Si  Si16  1  0.639  0.378  0.878  1.0
  Si  Si17  1  0.874  0.129  0.620  1.0
  Si  Si18  1  0.502  0.996  0.245  1.0
  Si  Si19  1  0.368  0.615  0.875  1.0
  Cl  Cl20  1  0.498  0.501  0.501  1.0
  Cl  Cl21  1  0.000  0.997  0.998  1.0
  O  O22  1  0.940  0.350  0.353  1.0
  O  O23  1  0.845  0.445  0.155  1.0
  O  O24  1  0.001  0.702  0.301  1.0
  O  O25  1  0.549  0.555  0.149  1.0
  O  O26  1  0.454  0.845  0.847  1.0
  O  O27  1  0.196  0.507  0.200  1.0
  O  O28  1  0.108  0.811  0.499  1.0
  O  O29  1  0.350  0.954  0.654  1.0
  O  O30  1  0.347  0.947  0.346  1.0
  O  O31  1  0.436  0.850  0.148  1.0
  O  O32  1  0.049  0.054  0.351  1.0
  O  O33  1  0.509  0.198  0.804  1.0
  O  O34  1  0.049  0.049  0.647  1.0
  O  O35  1  0.703  1.000  0.702  1.0
  O  O36  1  0.598  0.304  0.003  1.0
  O  O37  1  0.699  0.010  0.297  1.0
  O  O38  1  0.800  0.085  0.499  1.0
  O  O39  1  0.855  0.447  0.851  1.0
  O  O40  1  0.498  0.203  0.202  1.0
  O  O41  1  0.941  0.344  0.654  1.0
  O  O42  1  0.552  0.545  0.852  1.0
  O  O43  1  0.208  0.507  0.792  1.0
  O  O44  1  0.308  0.596  0.999  1.0
  O  O45  1  0.006  0.700  0.699  1.0
[/CIF]
.
The compound described by Na8Be3Si9(O12Cl)2 crystallizes in the triclinic P1 space group. There are eight inequivalent Na sites. In the first Na site, Na(1) is bonded to one O(11), one O(19), one O(6), and one Cl(2) atom to form NaClO3 tetrahedra that share  a cornercorner with one Na(7)ClO3 tetrahedra,  a cornercorner with one Na(8)ClO3 tetrahedra,  a cornercorner with one Be(1)O4 tetrahedra,  a cornercorner with one Be(2)O4 tetrahedra,  a cornercorner with one Si(1)O4 tetrahedra,  a cornercorner with one Si(2)O4 tetrahedra,  a cornercorner with one Si(3)O4 tetrahedra,  a cornercorner with one Si(8)O4 tetrahedra, and  a cornercorner with one Na(5)ClO3 trigonal pyramid. In the second Na site, Na(2) is bonded to one O(16), one O(3), one O(4), and one Cl(1) atom to form NaClO3 tetrahedra that share  a cornercorner with one Na(3)ClO3 tetrahedra,  a cornercorner with one Na(6)ClO3 tetrahedra,  a cornercorner with one Be(1)O4 tetrahedra,  a cornercorner with one Be(2)O4 tetrahedra,  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(8)O4 tetrahedra. In the third Na site, Na(3) is bonded to one O(14), one O(21), one O(24), and one Cl(1) atom to form distorted NaClO3 tetrahedra that share  a cornercorner with one Na(2)ClO3 tetrahedra,  a cornercorner with one Na(6)ClO3 tetrahedra,  a cornercorner with one Be(3)O4 tetrahedra,  a cornercorner with one Si(4)O4 tetrahedra,  a cornercorner with one Si(5)O4 tetrahedra,  a cornercorner with one Si(6)O4 tetrahedra,  a cornercorner with one Si(7)O4 tetrahedra, and  a cornercorner with one Si(9)O4 tetrahedra. In the fourth Na site, Na(4) is bonded in a 4-coordinate geometry to one O(17), one O(8), one O(9), and one Cl(1) atom. In the fifth Na site, Na(5) is bonded to one O(12), one O(13), one O(22), and one Cl(2) atom to form distorted NaClO3 trigonal pyramids that share  a cornercorner with one Na(1)ClO3 tetrahedra,  a cornercorner with one Na(7)ClO3 tetrahedra,  a cornercorner with one Na(8)ClO3 tetrahedra,  a cornercorner with one Be(3)O4 tetrahedra,  a cornercorner with one Si(4)O4 tetrahedra,  a cornercorner with one Si(5)O4 tetrahedra,  a cornercorner with one Si(6)O4 tetrahedra,  a cornercorner with one Si(7)O4 tetrahedra, and  a cornercorner with one Si(9)O4 tetrahedra. In the sixth Na site, Na(6) is bonded to one O(1), one O(20), one O(7), and one Cl(1) atom to form NaClO3 tetrahedra that share  a cornercorner with one Na(2)ClO3 tetrahedra,  a cornercorner with one Na(3)ClO3 tetrahedra,  a cornercorner with one Be(2)O4 tetrahedra,  a cornercorner with one Be(3)O4 tetrahedra,  a cornercorner with one Si(2)O4 tetrahedra,  a cornercorner with one Si(3)O4 tetrahedra,  a cornercorner with one Si(5)O4 tetrahedra, and  a cornercorner with one Si(7)O4 tetrahedra. In the seventh Na site, Na(7) is bonded to one O(18), one O(2), one O(23), and one Cl(2) atom to form distorted NaClO3 tetrahedra that share  a cornercorner with one Na(1)ClO3 tetrahedra,  a cornercorner with one Na(8)ClO3 tetrahedra,  a cornercorner with one Be(1)O4 tetrahedra,  a cornercorner with one Be(3)O4 tetrahedra,  a cornercorner with one Si(1)O4 tetrahedra,  a cornercorner with one Si(2)O4 tetrahedra,  a cornercorner with one Si(6)O4 tetrahedra,  a cornercorner with one Si(9)O4 tetrahedra, and  a cornercorner with one Na(5)ClO3 trigonal pyramid. In the eighth Na site, Na(8) is bonded to one O(10), one O(15), one O(5), and one Cl(2) atom to form distorted NaClO3 tetrahedra that share  a cornercorner with one Na(1)ClO3 tetrahedra,  a cornercorner with one Na(7)ClO3 tetrahedra,  a cornercorner with one Be(1)O4 tetrahedra,  a cornercorner with one Si(1)O4 tetrahedra,  a cornercorner with one Si(4)O4 tetrahedra,  a cornercorner with one Si(6)O4 tetrahedra,  a cornercorner with one Si(8)O4 tetrahedra,  a cornercorner with one Si(9)O4 tetrahedra, and  a cornercorner with one Na(5)ClO3 trigonal pyramid. There are three inequivalent Be sites. In the first Be site, Be(1) is bonded to one O(10), one O(23), one O(4), and one O(6) atom to form BeO4 tetrahedra that share  a cornercorner with one Na(1)ClO3 tetrahedra,  a cornercorner with one Na(2)ClO3 tetrahedra,  a cornercorner with one Na(7)ClO3 tetrahedra,  a cornercorner with one Na(8)ClO3 tetrahedra,  a cornercorner with one Si(1)O4 tetrahedra,  a cornercorner with one Si(2)O4 tetrahedra,  a cornercorner with one Si(8)O4 tetrahedra, and  a cornercorner with one Si(9)O4 tetrahedra. In the second Be site, Be(2) is bonded to one O(1), one O(11), one O(16), and one O(17) atom to form BeO4 tetrahedra that share  a cornercorner with one Na(1)ClO3 tetrahedra,  a cornercorner with one Na(2)ClO3 tetrahedra,  a cornercorner with one Na(6)ClO3 tetrahedra,  a cornercorner with one Si(2)O4 tetrahedra,  a cornercorner with one Si(3)O4 tetrahedra,  a cornercorner with one Si(7)O4 tetrahedra, and  a cornercorner with one Si(8)O4 tetrahedra. In the third Be site, Be(3) is bonded to one O(18), one O(20), one O(22), and one O(24) atom to form BeO4 tetrahedra that share  a cornercorner with one Na(3)ClO3 tetrahedra,  a cornercorner with one Na(6)ClO3 tetrahedra,  a cornercorner with one Na(7)ClO3 tetrahedra,  a cornercorner with one Si(5)O4 tetrahedra,  a cornercorner with one Si(6)O4 tetrahedra,  a cornercorner with one Si(7)O4 tetrahedra,  a cornercorner with one Si(9)O4 tetrahedra, and  a cornercorner with one Na(5)ClO3 trigonal pyramid. There are nine inequivalent Si sites. In the first Si site, Si(1) is bonded to one O(15), one O(19), one O(2), and one O(4) atom to form SiO4 tetrahedra that share  a cornercorner with one Na(1)ClO3 tetrahedra,  a cornercorner with one Na(2)ClO3 tetrahedra,  a cornercorner with one Na(7)ClO3 tetrahedra,  a cornercorner with one Na(8)ClO3 tetrahedra,  a cornercorner with one Be(1)O4 tetrahedra,  a cornercorner with one Si(2)O4 tetrahedra,  a cornercorner with one Si(6)O4 tetrahedra, and  a cornercorner with one Si(8)O4 tetrahedra. In the second Si site, Si(2) is bonded to one O(1), one O(2), one O(3), and one O(6) atom to form SiO4 tetrahedra that share  a cornercorner with one Na(1)ClO3 tetrahedra,  a cornercorner with one Na(2)ClO3 tetrahedra,  a cornercorner with one Na(6)ClO3 tetrahedra,  a cornercorner with one Na(7)ClO3 tetrahedra,  a cornercorner with one Be(1)O4 tetrahedra,  a cornercorner with one Be(2)O4 tetrahedra,  a cornercorner with one Si(1)O4 tetrahedra, and  a cornercorner with one Si(3)O4 tetrahedra. In the third Si site, Si(3) is bonded to one O(11), one O(3), one O(7), and one O(9) atom to form SiO4 tetrahedra that share  a cornercorner with one Na(1)ClO3 tetrahedra,  a cornercorner with one Na(2)ClO3 tetrahedra,  a cornercorner with one Na(6)ClO3 tetrahedra,  a cornercorner with one Be(2)O4 tetrahedra,  a cornercorner with one Si(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(12), one O(14), one O(5), and one O(8) atom to form SiO4 tetrahedra that share  a cornercorner with one Na(3)ClO3 tetrahedra,  a cornercorner with one Na(8)ClO3 tetrahedra,  a cornercorner with one Si(5)O4 tetrahedra,  a cornercorner with one Si(6)O4 tetrahedra,  a cornercorner with one Si(7)O4 tetrahedra,  a cornercorner with one Si(9)O4 tetrahedra, and  a cornercorner with one Na(5)ClO3 trigonal pyramid. In the fifth Si site, Si(5) is bonded to one O(13), one O(24), one O(7), and one O(8) atom to form SiO4 tetrahedra that share  a cornercorner with one Na(3)ClO3 tetrahedra,  a cornercorner with one Na(6)ClO3 tetrahedra,  a cornercorner with one Be(3)O4 tetrahedra,  a cornercorner with one Si(3)O4 tetrahedra,  a cornercorner with one Si(4)O4 tetrahedra,  a cornercorner with one Si(7)O4 tetrahedra, and  a cornercorner with one Na(5)ClO3 trigonal pyramid. In the sixth Si site, Si(6) is bonded to one O(12), one O(15), one O(18), and one O(21) atom to form SiO4 tetrahedra that share  a cornercorner with one Na(3)ClO3 tetrahedra,  a cornercorner with one Na(7)ClO3 tetrahedra,  a cornercorner with one Na(8)ClO3 tetrahedra,  a cornercorner with one Be(3)O4 tetrahedra,  a cornercorner with one Si(1)O4 tetrahedra,  a cornercorner with one Si(4)O4 tetrahedra,  a cornercorner with one Si(9)O4 tetrahedra, and  a cornercorner with one Na(5)ClO3 trigonal pyramid. In the seventh Si site, Si(7) is bonded to one O(13), one O(14), one O(17), and one O(20) atom to form SiO4 tetrahedra that share  a cornercorner with one Na(3)ClO3 tetrahedra,  a cornercorner with one Na(6)ClO3 tetrahedra,  a cornercorner with one Be(2)O4 tetrahedra,  a cornercorner with one Be(3)O4 tetrahedra,  a cornercorner with one Si(4)O4 tetrahedra,  a cornercorner with one Si(5)O4 tetrahedra, and  a cornercorner with one Na(5)ClO3 trigonal pyramid. In the eighth Si site, Si(8) is bonded to one O(10), one O(16), one O(19), and one O(9) atom to form SiO4 tetrahedra that share  a cornercorner with one Na(1)ClO3 tetrahedra,  a cornercorner with one Na(2)ClO3 tetrahedra,  a cornercorner with one Na(8)ClO3 tetrahedra,  a cornercorner with one Be(1)O4 tetrahedra,  a cornercorner with one Be(2)O4 tetrahedra,  a cornercorner with one Si(1)O4 tetrahedra, and  a cornercorner with one Si(3)O4 tetrahedra. In the ninth Si site, Si(9) is bonded to one O(21), one O(22), one O(23), and one O(5) atom to form SiO4 tetrahedra that share  a cornercorner with one Na(3)ClO3 tetrahedra,  a cornercorner with one Na(7)ClO3 tetrahedra,  a cornercorner with one Na(8)ClO3 tetrahedra,  a cornercorner with one Be(1)O4 tetrahedra,  a cornercorner with one Be(3)O4 tetrahedra,  a cornercorner with one Si(4)O4 tetrahedra,  a cornercorner with one Si(6)O4 tetrahedra, and  a cornercorner with one Na(5)ClO3 trigonal pyramid. There are twenty-four inequivalent O sites. In the first O site, O(1) is bonded in a distorted trigonal non-coplanar geometry to one Na(6), one Be(2), and one Si(2) atom. In the second O site, O(2) is bonded in a 3-coordinate geometry to one Na(7), one Si(1), and one Si(2) atom. In the third O site, O(3) is bonded in a 3-coordinate geometry to one Na(2), one Si(2), and one Si(3) atom. In the fourth O site, O(4) is bonded in a 3-coordinate geometry to one Na(2), one Be(1), and one Si(1) atom. In the fifth O site, O(5) is bonded in a 3-coordinate geometry to one Na(8), one Si(4), and one Si(9) atom. In the sixth O site, O(6) is bonded in a 3-coordinate geometry to one Na(1), one Be(1), and one Si(2) atom. In the seventh O site, O(7) is bonded in a 3-coordinate geometry to one Na(6), one Si(3), and one Si(5) atom. In the eighth O site, O(8) is bonded in a distorted bent 150 degrees geometry to one Na(4), one Si(4), and one Si(5) atom. In the ninth O site, O(9) is bonded in a 3-coordinate geometry to one Na(4), one Si(3), and one Si(8) atom. In the tenth O site, O(10) is bonded in a distorted trigonal non-coplanar geometry to one Na(8), one Be(1), and one Si(8) atom. In the eleventh O site, O(11) is bonded in a 3-coordinate geometry to one Na(1), one Be(2), and one Si(3) atom. In the twelfth O site, O(12) is bonded in a 3-coordinate geometry to one Na(5), one Si(4), and one Si(6) atom. In the thirteenth O site, O(13) is bonded in a 3-coordinate geometry to one Na(5), one Si(5), and one Si(7) atom. In the fourteenth O site, O(14) is bonded in a 3-coordinate geometry to one Na(3), one Si(4), and one Si(7) atom. In the fifteenth O site, O(15) is bonded in a 3-coordinate geometry to one Na(8), one Si(1), and one Si(6) atom. In the sixteenth O site, O(16) is bonded in a 3-coordinate geometry to one Na(2), one Be(2), and one Si(8) atom. In the seventeenth O site, O(17) is bonded in a distorted trigonal non-coplanar geometry to one Na(4), one Be(2), and one Si(7) atom. In the eighteenth O site, O(18) is bonded in a 3-coordinate geometry to one Na(7), one Be(3), and one Si(6) atom. In the nineteenth O site, O(19) is bonded in a 3-coordinate geometry to one Na(1), one Si(1), and one Si(8) atom. In the twentieth O site, O(20) is bonded in a 3-coordinate geometry to one Na(6), one Be(3), and one Si(7) atom. In the twenty-first O site, O(21) is bonded in a 3-coordinate geometry to one Na(3), one Si(6), and one Si(9) atom. In the twenty-second O site, O(22) is bonded in a distorted trigonal non-coplanar geometry to one Na(5), one Be(3), and one Si(9) atom. In the twenty-third O site, O(23) is bonded in a 3-coordinate geometry to one Na(7), one Be(1), and one Si(9) atom. In the twenty-fourth O site, O(24) is bonded in a 3-coordinate geometry to one Na(3), one Be(3), and one Si(5) atom. There are two inequivalent Cl sites. In the first Cl site, Cl(1) is bonded in a tetrahedral geometry to one Na(2), one Na(3), one Na(4), and one Na(6) atom. In the second Cl site, Cl(2) is bonded in a tetrahedral geometry to one Na(1), one Na(5), one Na(7), and one Na(8) atom. is represented by the CIF card [CIF]
data_Na8Be3Si9(ClO12)2
_symmetry_space_group_name_H-M   'P 1'
_cell_length_a   7.615
_cell_length_b   7.615
_cell_length_c   12.420
_cell_angle_alpha   90.079
_cell_angle_beta   90.130
_cell_angle_gamma   109.567
_symmetry_Int_Tables_number   1
_cell_volume   678.658
_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  0.172  0.196  0.186  1.0
  Na  Na1  1  0.673  0.698  0.315  1.0
  Na  Na2  1  0.692  0.663  0.680  1.0
  Na  Na3  1  0.531  0.157  0.479  1.0
  Na  Na4  1  0.153  0.195  0.820  1.0
  Na  Na5  1  0.123  0.481  0.503  1.0
  Na  Na6  1  0.021  0.633  0.002  1.0
  Na  Na7  1  0.635  0.969  0.010  1.0
  Be  Be8  1  0.371  0.626  0.126  1.0
  Be  Be9  1  0.873  0.126  0.374  1.0
  Be  Be10  1  0.004  0.499  0.749  1.0
  Si  Si11  1  0.620  0.384  0.129  1.0
  Si  Si12  1  0.003  0.495  0.255  1.0
  Si  Si13  1  0.123  0.885  0.372  1.0
  Si  Si14  1  0.504  0.999  0.751  1.0
  Si  Si15  1  0.122  0.871  0.627  1.0
  Si  Si16  1  0.639  0.378  0.878  1.0
  Si  Si17  1  0.874  0.129  0.620  1.0
  Si  Si18  1  0.502  0.996  0.245  1.0
  Si  Si19  1  0.368  0.615  0.875  1.0
  Cl  Cl20  1  0.498  0.501  0.501  1.0
  Cl  Cl21  1  0.000  0.997  0.998  1.0
  O  O22  1  0.940  0.350  0.353  1.0
  O  O23  1  0.845  0.445  0.155  1.0
  O  O24  1  0.001  0.702  0.301  1.0
  O  O25  1  0.549  0.555  0.149  1.0
  O  O26  1  0.454  0.845  0.847  1.0
  O  O27  1  0.196  0.507  0.200  1.0
  O  O28  1  0.108  0.811  0.499  1.0
  O  O29  1  0.350  0.954  0.654  1.0
  O  O30  1  0.347  0.947  0.346  1.0
  O  O31  1  0.436  0.850  0.148  1.0
  O  O32  1  0.049  0.054  0.351  1.0
  O  O33  1  0.509  0.198  0.804  1.0
  O  O34  1  0.049  0.049  0.647  1.0
  O  O35  1  0.703  1.000  0.702  1.0
  O  O36  1  0.598  0.304  0.003  1.0
  O  O37  1  0.699  0.010  0.297  1.0
  O  O38  1  0.800  0.085  0.499  1.0
  O  O39  1  0.855  0.447  0.851  1.0
  O  O40  1  0.498  0.203  0.202  1.0
  O  O41  1  0.941  0.344  0.654  1.0
  O  O42  1  0.552  0.545  0.852  1.0
  O  O43  1  0.208  0.507  0.792  1.0
  O  O44  1  0.308  0.596  0.999  1.0
  O  O45  1  0.006  0.700  0.699  1.0
[/CIF]
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