The crystal structure described by Rb2NaAl3F12 crystallizes in the triclinic P1 space group. There are four inequivalent Rb sites. In the first Rb site, Rb(1) is bonded in a 7-coordinate geometry to one F(12), one F(17), one F(18), one F(19), one F(20), one F(8), and one F(9) atom. In the second Rb site, Rb(2) is bonded in a 7-coordinate geometry to one F(10), one F(11), one F(17), one F(18), one F(19), one F(20), and one F(7) atom. In the third Rb site, Rb(3) is bonded in a 8-coordinate geometry to one F(10), one F(11), one F(13), one F(16), one F(22), one F(23), one F(4), and one F(5) atom. In the fourth Rb site, Rb(4) is bonded in a 8-coordinate geometry to one F(12), one F(14), one F(15), one F(21), one F(24), one F(3), one F(6), and one F(9) atom. There are two inequivalent Na sites. In the first Na site, Na(1) is bonded in a 6-coordinate geometry to one F(10), one F(11), one F(18), one F(19), one F(3), and one F(8) atom. In the second Na site, Na(2) is bonded in a 6-coordinate geometry to one F(12), one F(17), one F(20), one F(4), one F(7), and one F(9) atom. There are six inequivalent Al sites. In the first Al site, Al(1) is bonded to one F(1), one F(10), one F(12), one F(14), one F(16), and one F(2) atom to form corner-sharing AlF6 octahedra. The corner-sharing octahedral tilt angles range from 32-38°. In the second Al site, Al(2) is bonded to one F(1), one F(11), one F(13), one F(15), one F(2), and one F(9) atom to form corner-sharing AlF6 octahedra. The corner-sharing octahedral tilt angles range from 32-38°. In the third Al site, Al(3) is bonded to one F(17), one F(19), one F(22), one F(24), one F(5), and one F(6) atom to form corner-sharing AlF6 octahedra. The corner-sharing octahedral tilt angles range from 29-38°. In the fourth Al site, Al(4) is bonded to one F(18), one F(20), one F(21), one F(23), one F(5), and one F(6) atom to form corner-sharing AlF6 octahedra. The corner-sharing octahedral tilt angles range from 33-38°. In the fifth Al site, Al(5) is bonded to one F(13), one F(16), one F(22), one F(23), one F(3), and one F(8) atom to form corner-sharing AlF6 octahedra. The corner-sharing octahedral tilt angles range from 34-38°. In the sixth Al site, Al(6) is bonded to one F(14), one F(15), one F(21), one F(24), one F(4), and one F(7) atom to form corner-sharing AlF6 octahedra. The corner-sharing octahedral tilt angles range from 29-38°. There are twenty-four inequivalent F sites. In the first F site, F(1) is bonded in a bent 150 degrees geometry to one Al(1) and one Al(2) atom. In the second F site, F(2) is bonded in a distorted bent 150 degrees geometry to one Al(1) and one Al(2) atom. In the third F site, F(3) is bonded in a distorted trigonal planar geometry to one Rb(4), one Na(1), and one Al(5) atom. In the fourth F site, F(4) is bonded in a distorted trigonal planar geometry to one Rb(3), one Na(2), and one Al(6) atom. In the fifth F site, F(5) is bonded in a distorted bent 150 degrees geometry to one Rb(3), one Al(3), and one Al(4) atom. In the sixth F site, F(6) is bonded in a distorted bent 150 degrees geometry to one Rb(4), one Al(3), and one Al(4) atom. In the seventh F site, F(7) is bonded in a 2-coordinate geometry to one Rb(2), one Na(2), and one Al(6) atom. In the eighth F site, F(8) is bonded in a 2-coordinate geometry to one Rb(1), one Na(1), and one Al(5) atom. In the ninth F site, F(9) is bonded in a 4-coordinate geometry to one Rb(1), one Rb(4), one Na(2), and one Al(2) atom. In the tenth F site, F(10) is bonded in a 1-coordinate geometry to one Rb(2), one Rb(3), one Na(1), and one Al(1) atom. In the eleventh F site, F(11) is bonded in a 1-coordinate geometry to one Rb(2), one Rb(3), one Na(1), and one Al(2) atom. In the twelfth F site, F(12) is bonded in a 4-coordinate geometry to one Rb(1), one Rb(4), one Na(2), and one Al(1) atom. In the thirteenth F site, F(13) is bonded in a bent 150 degrees geometry to one Rb(3), one Al(2), and one Al(5) atom. In the fourteenth F site, F(14) is bonded in a bent 150 degrees geometry to one Rb(4), one Al(1), and one Al(6) atom. In the fifteenth F site, F(15) is bonded in a distorted bent 150 degrees geometry to one Rb(4), one Al(2), and one Al(6) atom. In the sixteenth F site, F(16) is bonded in a bent 150 degrees geometry to one Rb(3), one Al(1), and one Al(5) atom. In the seventeenth F site, F(17) is bonded in a 4-coordinate geometry to one Rb(1), one Rb(2), one Na(2), and one Al(3) atom. In the eighteenth F site, F(18) is bonded in a 4-coordinate geometry to one Rb(1), one Rb(2), one Na(1), and one Al(4) atom. In the nineteenth F site, F(19) is bonded in a 1-coordinate geometry to one Rb(1), one Rb(2), one Na(1), and one Al(3) atom. In the twentieth F site, F(20) is bonded in a 4-coordinate geometry to one Rb(1), one Rb(2), one Na(2), and one Al(4) atom. In the twenty-first F site, F(21) is bonded in a distorted bent 150 degrees geometry to one Rb(4), one Al(4), and one Al(6) atom. In the twenty-second F site, F(22) is bonded in a bent 150 degrees geometry to one Rb(3), one Al(3), and one Al(5) atom. In the twenty-third F site, F(23) is bonded in a bent 150 degrees geometry to one Rb(3), one Al(4), and one Al(5) atom. In the twenty-fourth F site, F(24) is bonded in a bent 150 degrees geometry to one Rb(4), one Al(3), and one Al(6) atom. is represented by the Crystallographic Information File (CIF) [CIF]
data_Rb2NaAl3F12
_symmetry_space_group_name_H-M   'P 1'
_cell_length_a   7.107
_cell_length_b   7.207
_cell_length_c   10.029
_cell_angle_alpha   88.957
_cell_angle_beta   90.000
_cell_angle_gamma   90.000
_symmetry_Int_Tables_number   1
_cell_volume   513.616
_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
  Rb  Rb0  1  0.251  0.990  0.881  1.0
  Rb  Rb1  1  0.745  0.009  0.115  1.0
  Rb  Rb2  1  0.752  0.523  0.358  1.0
  Rb  Rb3  1  0.254  0.485  0.641  1.0
  Na  Na4  1  0.254  0.778  0.248  1.0
  Na  Na5  1  0.747  0.222  0.752  1.0
  Al  Al6  1  0.494  0.999  0.498  1.0
  Al  Al7  1  0.995  0.997  0.497  1.0
  Al  Al8  1  0.006  0.504  0.001  1.0
  Al  Al9  1  0.501  0.507  0.999  1.0
  Al  Al10  1  0.257  0.288  0.270  1.0
  Al  Al11  1  0.750  0.710  0.724  1.0
  F  F12  1  0.250  0.928  0.507  1.0
  F  F13  1  0.753  0.083  0.490  1.0
  F  F14  1  0.255  0.505  0.362  1.0
  F  F15  1  0.755  0.504  0.640  1.0
  F  F16  1  0.746  0.506  0.052  1.0
  F  F17  1  0.245  0.493  0.940  1.0
  F  F18  1  0.749  0.918  0.818  1.0
  F  F19  1  0.256  0.083  0.174  1.0
  F  F20  1  0.026  0.143  0.643  1.0
  F  F21  1  0.529  0.859  0.364  1.0
  F  F22  1  0.963  0.858  0.362  1.0
  F  F23  1  0.472  0.146  0.644  1.0
  F  F24  1  0.069  0.203  0.386  1.0
  F  F25  1  0.570  0.804  0.614  1.0
  F  F26  1  0.939  0.804  0.619  1.0
  F  F27  1  0.442  0.194  0.387  1.0
  F  F28  1  0.966  0.281  0.935  1.0
  F  F29  1  0.463  0.726  0.073  1.0
  F  F30  1  0.032  0.725  0.066  1.0
  F  F31  1  0.535  0.275  0.935  1.0
  F  F32  1  0.554  0.608  0.835  1.0
  F  F33  1  0.063  0.384  0.160  1.0
  F  F34  1  0.445  0.383  0.163  1.0
  F  F35  1  0.935  0.609  0.840  1.0
[/CIF]
.
The crystal structure described by Rb2NaAl3F12 crystallizes in the triclinic P1 space group. There are four inequivalent Rb sites. In the first Rb site, Rb(1) is bonded in a 7-coordinate geometry to one F(12), one F(17), one F(18), one F(19), one F(20), one F(8), and one F(9) atom. In the second Rb site, Rb(2) is bonded in a 7-coordinate geometry to one F(10), one F(11), one F(17), one F(18), one F(19), one F(20), and one F(7) atom. In the third Rb site, Rb(3) is bonded in a 8-coordinate geometry to one F(10), one F(11), one F(13), one F(16), one F(22), one F(23), one F(4), and one F(5) atom. In the fourth Rb site, Rb(4) is bonded in a 8-coordinate geometry to one F(12), one F(14), one F(15), one F(21), one F(24), one F(3), one F(6), and one F(9) atom. There are two inequivalent Na sites. In the first Na site, Na(1) is bonded in a 6-coordinate geometry to one F(10), one F(11), one F(18), one F(19), one F(3), and one F(8) atom. In the second Na site, Na(2) is bonded in a 6-coordinate geometry to one F(12), one F(17), one F(20), one F(4), one F(7), and one F(9) atom. There are six inequivalent Al sites. In the first Al site, Al(1) is bonded to one F(1), one F(10), one F(12), one F(14), one F(16), and one F(2) atom to form corner-sharing AlF6 octahedra. The corner-sharing octahedral tilt angles range from 32-38°. In the second Al site, Al(2) is bonded to one F(1), one F(11), one F(13), one F(15), one F(2), and one F(9) atom to form corner-sharing AlF6 octahedra. The corner-sharing octahedral tilt angles range from 32-38°. In the third Al site, Al(3) is bonded to one F(17), one F(19), one F(22), one F(24), one F(5), and one F(6) atom to form corner-sharing AlF6 octahedra. The corner-sharing octahedral tilt angles range from 29-38°. In the fourth Al site, Al(4) is bonded to one F(18), one F(20), one F(21), one F(23), one F(5), and one F(6) atom to form corner-sharing AlF6 octahedra. The corner-sharing octahedral tilt angles range from 33-38°. In the fifth Al site, Al(5) is bonded to one F(13), one F(16), one F(22), one F(23), one F(3), and one F(8) atom to form corner-sharing AlF6 octahedra. The corner-sharing octahedral tilt angles range from 34-38°. In the sixth Al site, Al(6) is bonded to one F(14), one F(15), one F(21), one F(24), one F(4), and one F(7) atom to form corner-sharing AlF6 octahedra. The corner-sharing octahedral tilt angles range from 29-38°. There are twenty-four inequivalent F sites. In the first F site, F(1) is bonded in a bent 150 degrees geometry to one Al(1) and one Al(2) atom. In the second F site, F(2) is bonded in a distorted bent 150 degrees geometry to one Al(1) and one Al(2) atom. In the third F site, F(3) is bonded in a distorted trigonal planar geometry to one Rb(4), one Na(1), and one Al(5) atom. In the fourth F site, F(4) is bonded in a distorted trigonal planar geometry to one Rb(3), one Na(2), and one Al(6) atom. In the fifth F site, F(5) is bonded in a distorted bent 150 degrees geometry to one Rb(3), one Al(3), and one Al(4) atom. In the sixth F site, F(6) is bonded in a distorted bent 150 degrees geometry to one Rb(4), one Al(3), and one Al(4) atom. In the seventh F site, F(7) is bonded in a 2-coordinate geometry to one Rb(2), one Na(2), and one Al(6) atom. In the eighth F site, F(8) is bonded in a 2-coordinate geometry to one Rb(1), one Na(1), and one Al(5) atom. In the ninth F site, F(9) is bonded in a 4-coordinate geometry to one Rb(1), one Rb(4), one Na(2), and one Al(2) atom. In the tenth F site, F(10) is bonded in a 1-coordinate geometry to one Rb(2), one Rb(3), one Na(1), and one Al(1) atom. In the eleventh F site, F(11) is bonded in a 1-coordinate geometry to one Rb(2), one Rb(3), one Na(1), and one Al(2) atom. In the twelfth F site, F(12) is bonded in a 4-coordinate geometry to one Rb(1), one Rb(4), one Na(2), and one Al(1) atom. In the thirteenth F site, F(13) is bonded in a bent 150 degrees geometry to one Rb(3), one Al(2), and one Al(5) atom. In the fourteenth F site, F(14) is bonded in a bent 150 degrees geometry to one Rb(4), one Al(1), and one Al(6) atom. In the fifteenth F site, F(15) is bonded in a distorted bent 150 degrees geometry to one Rb(4), one Al(2), and one Al(6) atom. In the sixteenth F site, F(16) is bonded in a bent 150 degrees geometry to one Rb(3), one Al(1), and one Al(5) atom. In the seventeenth F site, F(17) is bonded in a 4-coordinate geometry to one Rb(1), one Rb(2), one Na(2), and one Al(3) atom. In the eighteenth F site, F(18) is bonded in a 4-coordinate geometry to one Rb(1), one Rb(2), one Na(1), and one Al(4) atom. In the nineteenth F site, F(19) is bonded in a 1-coordinate geometry to one Rb(1), one Rb(2), one Na(1), and one Al(3) atom. In the twentieth F site, F(20) is bonded in a 4-coordinate geometry to one Rb(1), one Rb(2), one Na(2), and one Al(4) atom. In the twenty-first F site, F(21) is bonded in a distorted bent 150 degrees geometry to one Rb(4), one Al(4), and one Al(6) atom. In the twenty-second F site, F(22) is bonded in a bent 150 degrees geometry to one Rb(3), one Al(3), and one Al(5) atom. In the twenty-third F site, F(23) is bonded in a bent 150 degrees geometry to one Rb(3), one Al(4), and one Al(5) atom. In the twenty-fourth F site, F(24) is bonded in a bent 150 degrees geometry to one Rb(4), one Al(3), and one Al(6) atom. is represented by the Crystallographic Information File (CIF) [CIF]
data_Rb2NaAl3F12
_symmetry_space_group_name_H-M   'P 1'
_cell_length_a   7.107
_cell_length_b   7.207
_cell_length_c   10.029
_cell_angle_alpha   88.957
_cell_angle_beta   90.000
_cell_angle_gamma   90.000
_symmetry_Int_Tables_number   1
_cell_volume   513.616
_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
  Rb  Rb0  1  0.251  0.990  0.881  1.0
  Rb  Rb1  1  0.745  0.009  0.115  1.0
  Rb  Rb2  1  0.752  0.523  0.358  1.0
  Rb  Rb3  1  0.254  0.485  0.641  1.0
  Na  Na4  1  0.254  0.778  0.248  1.0
  Na  Na5  1  0.747  0.222  0.752  1.0
  Al  Al6  1  0.494  0.999  0.498  1.0
  Al  Al7  1  0.995  0.997  0.497  1.0
  Al  Al8  1  0.006  0.504  0.001  1.0
  Al  Al9  1  0.501  0.507  0.999  1.0
  Al  Al10  1  0.257  0.288  0.270  1.0
  Al  Al11  1  0.750  0.710  0.724  1.0
  F  F12  1  0.250  0.928  0.507  1.0
  F  F13  1  0.753  0.083  0.490  1.0
  F  F14  1  0.255  0.505  0.362  1.0
  F  F15  1  0.755  0.504  0.640  1.0
  F  F16  1  0.746  0.506  0.052  1.0
  F  F17  1  0.245  0.493  0.940  1.0
  F  F18  1  0.749  0.918  0.818  1.0
  F  F19  1  0.256  0.083  0.174  1.0
  F  F20  1  0.026  0.143  0.643  1.0
  F  F21  1  0.529  0.859  0.364  1.0
  F  F22  1  0.963  0.858  0.362  1.0
  F  F23  1  0.472  0.146  0.644  1.0
  F  F24  1  0.069  0.203  0.386  1.0
  F  F25  1  0.570  0.804  0.614  1.0
  F  F26  1  0.939  0.804  0.619  1.0
  F  F27  1  0.442  0.194  0.387  1.0
  F  F28  1  0.966  0.281  0.935  1.0
  F  F29  1  0.463  0.726  0.073  1.0
  F  F30  1  0.032  0.725  0.066  1.0
  F  F31  1  0.535  0.275  0.935  1.0
  F  F32  1  0.554  0.608  0.835  1.0
  F  F33  1  0.063  0.384  0.160  1.0
  F  F34  1  0.445  0.383  0.163  1.0
  F  F35  1  0.935  0.609  0.840  1.0
[/CIF]
.