The compound described by CsLa(PO3)4 crystallizes in the monoclinic P2_1 space group. Cs(1) is bonded in a 9-coordinate geometry to one O(1), one O(10), one O(11), one O(12), one O(2), one O(5), one O(6), and two equivalent O(3) atoms. La(1) is bonded in a 8-coordinate geometry to one O(1), one O(10), one O(11), one O(3), one O(5), one O(6), one O(7), and one O(8) atom. There are four inequivalent P sites. In the first P site, P(1) is bonded to one O(4), one O(5), one O(6), and one O(9) atom to form corner-sharing PO4 tetrahedra. In the second P site, P(2) is bonded to one O(10), one O(12), one O(3), and one O(4) atom to form corner-sharing PO4 tetrahedra. In the third P site, P(3) is bonded to one O(1), one O(2), one O(7), and one O(9) atom to form corner-sharing PO4 tetrahedra. In the fourth P site, P(4) is bonded to one O(11), one O(12), one O(2), and one O(8) atom to form corner-sharing PO4 tetrahedra. There are twelve inequivalent O sites. In the first O site, O(12) is bonded in a distorted bent 120 degrees geometry to one Cs(1), one P(2), and one P(4) atom. In the second O site, O(1) is bonded in a distorted single-bond geometry to one Cs(1), one La(1), and one P(3) atom. In the third O site, O(2) is bonded in a distorted bent 120 degrees geometry to one Cs(1), one P(3), and one P(4) atom. In the fourth O site, O(3) is bonded in a distorted single-bond geometry to two equivalent Cs(1), one La(1), and one P(2) atom. In the fifth O site, O(4) is bonded in a bent 120 degrees geometry to one P(1) and one P(2) atom. In the sixth O site, O(5) is bonded in a distorted single-bond geometry to one Cs(1), one La(1), and one P(1) atom. In the seventh O site, O(6) is bonded in a distorted single-bond geometry to one Cs(1), one La(1), and one P(1) atom. In the eighth O site, O(7) is bonded in a distorted single-bond geometry to one La(1) and one P(3) atom. In the ninth O site, O(8) is bonded in a distorted linear geometry to one La(1) and one P(4) atom. In the tenth O site, O(9) is bonded in a bent 150 degrees geometry to one P(1) and one P(3) atom. In the eleventh O site, O(10) is bonded in a distorted single-bond geometry to one Cs(1), one La(1), and one P(2) atom. In the twelfth O site, O(11) is bonded in a distorted single-bond geometry to one Cs(1), one La(1), and one P(4) atom. is represented by the Crystallographic Information File (CIF) [CIF]
data_CsLa(PO3)4
_symmetry_space_group_name_H-M   'P 1'
_cell_length_a   9.395
_cell_length_b   7.322
_cell_length_c   8.967
_cell_angle_alpha   80.714
_cell_angle_beta   90.000
_cell_angle_gamma   90.000
_symmetry_Int_Tables_number   1
_cell_volume   608.777
_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
  Cs  Cs0  1  0.434  0.673  0.825  1.0
  Cs  Cs1  1  0.934  0.327  0.175  1.0
  La  La2  1  0.599  0.798  0.303  1.0
  La  La3  1  0.099  0.202  0.697  1.0
  P  P4  1  0.474  0.354  0.544  1.0
  P  P5  1  0.524  0.306  0.228  1.0
  P  P6  1  0.207  0.940  0.375  1.0
  P  P7  1  0.323  0.083  0.073  1.0
  P  P8  1  0.974  0.646  0.456  1.0
  P  P9  1  0.707  0.060  0.625  1.0
  P  P10  1  0.823  0.917  0.927  1.0
  P  P11  1  0.024  0.694  0.772  1.0
  O  O12  1  0.652  0.923  0.532  1.0
  O  O13  1  0.698  0.959  0.801  1.0
  O  O14  1  0.566  0.505  0.183  1.0
  O  O15  1  0.441  0.276  0.389  1.0
  O  O16  1  0.545  0.540  0.510  1.0
  O  O17  1  0.152  0.077  0.468  1.0
  O  O18  1  0.340  0.337  0.635  1.0
  O  O19  1  0.851  0.148  0.594  1.0
  O  O20  1  0.250  0.143  0.926  1.0
  O  O21  1  0.087  0.787  0.364  1.0
  O  O22  1  0.066  0.495  0.817  1.0
  O  O23  1  0.198  0.041  0.199  1.0
  O  O24  1  0.587  0.213  0.636  1.0
  O  O25  1  0.941  0.724  0.611  1.0
  O  O26  1  0.134  0.843  0.768  1.0
  O  O27  1  0.928  0.074  0.910  1.0
  O  O28  1  0.750  0.857  0.074  1.0
  O  O29  1  0.351  0.852  0.406  1.0
  O  O30  1  0.634  0.157  0.232  1.0
  O  O31  1  0.428  0.926  0.090  1.0
  O  O32  1  0.045  0.460  0.490  1.0
  O  O33  1  0.840  0.663  0.365  1.0
  O  O34  1  0.894  0.729  0.883  1.0
  O  O35  1  0.394  0.271  0.117  1.0
[/CIF]
.
The compound described by CsLa(PO3)4 crystallizes in the monoclinic P2_1 space group. Cs(1) is bonded in a 9-coordinate geometry to one O(1), one O(10), one O(11), one O(12), one O(2), one O(5), one O(6), and two equivalent O(3) atoms. La(1) is bonded in a 8-coordinate geometry to one O(1), one O(10), one O(11), one O(3), one O(5), one O(6), one O(7), and one O(8) atom. There are four inequivalent P sites. In the first P site, P(1) is bonded to one O(4), one O(5), one O(6), and one O(9) atom to form corner-sharing PO4 tetrahedra. In the second P site, P(2) is bonded to one O(10), one O(12), one O(3), and one O(4) atom to form corner-sharing PO4 tetrahedra. In the third P site, P(3) is bonded to one O(1), one O(2), one O(7), and one O(9) atom to form corner-sharing PO4 tetrahedra. In the fourth P site, P(4) is bonded to one O(11), one O(12), one O(2), and one O(8) atom to form corner-sharing PO4 tetrahedra. There are twelve inequivalent O sites. In the first O site, O(12) is bonded in a distorted bent 120 degrees geometry to one Cs(1), one P(2), and one P(4) atom. In the second O site, O(1) is bonded in a distorted single-bond geometry to one Cs(1), one La(1), and one P(3) atom. In the third O site, O(2) is bonded in a distorted bent 120 degrees geometry to one Cs(1), one P(3), and one P(4) atom. In the fourth O site, O(3) is bonded in a distorted single-bond geometry to two equivalent Cs(1), one La(1), and one P(2) atom. In the fifth O site, O(4) is bonded in a bent 120 degrees geometry to one P(1) and one P(2) atom. In the sixth O site, O(5) is bonded in a distorted single-bond geometry to one Cs(1), one La(1), and one P(1) atom. In the seventh O site, O(6) is bonded in a distorted single-bond geometry to one Cs(1), one La(1), and one P(1) atom. In the eighth O site, O(7) is bonded in a distorted single-bond geometry to one La(1) and one P(3) atom. In the ninth O site, O(8) is bonded in a distorted linear geometry to one La(1) and one P(4) atom. In the tenth O site, O(9) is bonded in a bent 150 degrees geometry to one P(1) and one P(3) atom. In the eleventh O site, O(10) is bonded in a distorted single-bond geometry to one Cs(1), one La(1), and one P(2) atom. In the twelfth O site, O(11) is bonded in a distorted single-bond geometry to one Cs(1), one La(1), and one P(4) atom. is represented by the Crystallographic Information File (CIF) [CIF]
data_CsLa(PO3)4
_symmetry_space_group_name_H-M   'P 1'
_cell_length_a   9.395
_cell_length_b   7.322
_cell_length_c   8.967
_cell_angle_alpha   80.714
_cell_angle_beta   90.000
_cell_angle_gamma   90.000
_symmetry_Int_Tables_number   1
_cell_volume   608.777
_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
  Cs  Cs0  1  0.434  0.673  0.825  1.0
  Cs  Cs1  1  0.934  0.327  0.175  1.0
  La  La2  1  0.599  0.798  0.303  1.0
  La  La3  1  0.099  0.202  0.697  1.0
  P  P4  1  0.474  0.354  0.544  1.0
  P  P5  1  0.524  0.306  0.228  1.0
  P  P6  1  0.207  0.940  0.375  1.0
  P  P7  1  0.323  0.083  0.073  1.0
  P  P8  1  0.974  0.646  0.456  1.0
  P  P9  1  0.707  0.060  0.625  1.0
  P  P10  1  0.823  0.917  0.927  1.0
  P  P11  1  0.024  0.694  0.772  1.0
  O  O12  1  0.652  0.923  0.532  1.0
  O  O13  1  0.698  0.959  0.801  1.0
  O  O14  1  0.566  0.505  0.183  1.0
  O  O15  1  0.441  0.276  0.389  1.0
  O  O16  1  0.545  0.540  0.510  1.0
  O  O17  1  0.152  0.077  0.468  1.0
  O  O18  1  0.340  0.337  0.635  1.0
  O  O19  1  0.851  0.148  0.594  1.0
  O  O20  1  0.250  0.143  0.926  1.0
  O  O21  1  0.087  0.787  0.364  1.0
  O  O22  1  0.066  0.495  0.817  1.0
  O  O23  1  0.198  0.041  0.199  1.0
  O  O24  1  0.587  0.213  0.636  1.0
  O  O25  1  0.941  0.724  0.611  1.0
  O  O26  1  0.134  0.843  0.768  1.0
  O  O27  1  0.928  0.074  0.910  1.0
  O  O28  1  0.750  0.857  0.074  1.0
  O  O29  1  0.351  0.852  0.406  1.0
  O  O30  1  0.634  0.157  0.232  1.0
  O  O31  1  0.428  0.926  0.090  1.0
  O  O32  1  0.045  0.460  0.490  1.0
  O  O33  1  0.840  0.663  0.365  1.0
  O  O34  1  0.894  0.729  0.883  1.0
  O  O35  1  0.394  0.271  0.117  1.0
[/CIF]
.