The compound described by K3P4H5O14 crystallizes in the monoclinic C2/c space group. There are two inequivalent K sites. In the first K site, K(1) is bonded in a 8-coordinate geometry to two equivalent O(1), two equivalent O(4), two equivalent O(6), and two equivalent O(7) atoms. In the second K site, K(2) is bonded in a 7-coordinate geometry to one O(2), one O(3), one O(6), two equivalent O(1), and two equivalent O(5) atoms. There are two inequivalent P sites. In the first P site, P(1) is bonded to one O(1), one O(2), one O(3), and one O(4) atom to form corner-sharing PO4 tetrahedra. In the second P site, P(2) is bonded to one O(4), one O(5), one O(6), and one O(7) atom to form corner-sharing PO4 tetrahedra. There are three inequivalent H sites. In the first H site, H(3) is bonded in a distorted linear geometry to one O(2) and one O(3) atom. In the second H site, H(1) is bonded in a linear geometry to two equivalent O(5) atoms. In the third H site, H(2) is bonded in a linear geometry to one O(3) and one O(7) atom. There are seven inequivalent O sites. In the first O site, O(5) is bonded in a distorted water-like geometry to two equivalent K(2), one P(2), and one H(1) atom. In the second O site, O(6) is bonded in a distorted single-bond geometry to one K(1), one K(2), and one P(2) atom. In the third O site, O(7) is bonded in a distorted bent 120 degrees geometry to one K(1), one P(2), and one H(2) atom. In the fourth O site, O(4) is bonded in a distorted bent 120 degrees geometry to one K(1), one P(1), and one P(2) atom. In the fifth O site, O(1) is bonded in a distorted single-bond geometry to one K(1), two equivalent K(2), and one P(1) atom. In the sixth O site, O(2) is bonded in a distorted bent 120 degrees geometry to one K(2), one P(1), and one H(3) atom. In the seventh O site, O(3) is bonded in a 4-coordinate geometry to one K(2), one P(1), one H(2), and one H(3) atom. is represented by the CIF card [CIF]
data_K3P4H5O14
_symmetry_space_group_name_H-M   'P 1'
_cell_length_a   9.831
_cell_length_b   9.831
_cell_length_c   11.114
_cell_angle_alpha   55.788
_cell_angle_beta   55.788
_cell_angle_gamma   54.768
_symmetry_Int_Tables_number   1
_cell_volume   679.065
_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
  K  K0  1  0.439  0.561  0.750  1.0
  K  K1  1  0.561  0.439  0.250  1.0
  K  K2  1  0.208  0.095  0.616  1.0
  K  K3  1  0.905  0.792  0.884  1.0
  K  K4  1  0.792  0.905  0.384  1.0
  K  K5  1  0.095  0.208  0.116  1.0
  P  P6  1  0.874  0.485  0.807  1.0
  P  P7  1  0.515  0.126  0.693  1.0
  P  P8  1  0.126  0.515  0.193  1.0
  P  P9  1  0.485  0.874  0.307  1.0
  P  P10  1  0.729  0.208  0.984  1.0
  P  P11  1  0.792  0.271  0.516  1.0
  P  P12  1  0.271  0.792  0.016  1.0
  P  P13  1  0.208  0.729  0.484  1.0
  H  H14  1  0.000  0.000  0.000  1.0
  H  H15  1  0.000  0.000  0.500  1.0
  H  H16  1  0.507  0.150  0.052  1.0
  H  H17  1  0.850  0.493  0.448  1.0
  H  H18  1  0.493  0.850  0.948  1.0
  H  H19  1  0.150  0.507  0.552  1.0
  H  H20  1  0.727  0.777  0.731  1.0
  H  H21  1  0.223  0.273  0.769  1.0
  H  H22  1  0.273  0.223  0.269  1.0
  H  H23  1  0.777  0.727  0.231  1.0
  O  O24  1  0.859  0.493  0.945  1.0
  O  O25  1  0.507  0.141  0.555  1.0
  O  O26  1  0.141  0.507  0.055  1.0
  O  O27  1  0.493  0.859  0.445  1.0
  O  O28  1  0.801  0.677  0.688  1.0
  O  O29  1  0.323  0.199  0.812  1.0
  O  O30  1  0.199  0.323  0.312  1.0
  O  O31  1  0.677  0.801  0.188  1.0
  O  O32  1  0.056  0.381  0.712  1.0
  O  O33  1  0.619  0.944  0.788  1.0
  O  O34  1  0.944  0.619  0.288  1.0
  O  O35  1  0.381  0.056  0.212  1.0
  O  O36  1  0.734  0.403  0.861  1.0
  O  O37  1  0.597  0.266  0.639  1.0
  O  O38  1  0.266  0.597  0.139  1.0
  O  O39  1  0.403  0.734  0.361  1.0
  O  O40  1  0.911  0.068  0.923  1.0
  O  O41  1  0.932  0.089  0.577  1.0
  O  O42  1  0.089  0.932  0.077  1.0
  O  O43  1  0.068  0.911  0.423  1.0
  O  O44  1  0.677  0.187  0.147  1.0
  O  O45  1  0.813  0.323  0.353  1.0
  O  O46  1  0.323  0.813  0.853  1.0
  O  O47  1  0.187  0.677  0.647  1.0
  O  O48  1  0.586  0.216  0.953  1.0
  O  O49  1  0.784  0.414  0.547  1.0
  O  O50  1  0.414  0.784  0.047  1.0
  O  O51  1  0.216  0.586  0.453  1.0
[/CIF]
.
The compound described by K3P4H5O14 crystallizes in the monoclinic C2/c space group. There are two inequivalent K sites. In the first K site, K(1) is bonded in a 8-coordinate geometry to two equivalent O(1), two equivalent O(4), two equivalent O(6), and two equivalent O(7) atoms. In the second K site, K(2) is bonded in a 7-coordinate geometry to one O(2), one O(3), one O(6), two equivalent O(1), and two equivalent O(5) atoms. There are two inequivalent P sites. In the first P site, P(1) is bonded to one O(1), one O(2), one O(3), and one O(4) atom to form corner-sharing PO4 tetrahedra. In the second P site, P(2) is bonded to one O(4), one O(5), one O(6), and one O(7) atom to form corner-sharing PO4 tetrahedra. There are three inequivalent H sites. In the first H site, H(3) is bonded in a distorted linear geometry to one O(2) and one O(3) atom. In the second H site, H(1) is bonded in a linear geometry to two equivalent O(5) atoms. In the third H site, H(2) is bonded in a linear geometry to one O(3) and one O(7) atom. There are seven inequivalent O sites. In the first O site, O(5) is bonded in a distorted water-like geometry to two equivalent K(2), one P(2), and one H(1) atom. In the second O site, O(6) is bonded in a distorted single-bond geometry to one K(1), one K(2), and one P(2) atom. In the third O site, O(7) is bonded in a distorted bent 120 degrees geometry to one K(1), one P(2), and one H(2) atom. In the fourth O site, O(4) is bonded in a distorted bent 120 degrees geometry to one K(1), one P(1), and one P(2) atom. In the fifth O site, O(1) is bonded in a distorted single-bond geometry to one K(1), two equivalent K(2), and one P(1) atom. In the sixth O site, O(2) is bonded in a distorted bent 120 degrees geometry to one K(2), one P(1), and one H(3) atom. In the seventh O site, O(3) is bonded in a 4-coordinate geometry to one K(2), one P(1), one H(2), and one H(3) atom. is represented by the CIF card [CIF]
data_K3P4H5O14
_symmetry_space_group_name_H-M   'P 1'
_cell_length_a   9.831
_cell_length_b   9.831
_cell_length_c   11.114
_cell_angle_alpha   55.788
_cell_angle_beta   55.788
_cell_angle_gamma   54.768
_symmetry_Int_Tables_number   1
_cell_volume   679.065
_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
  K  K0  1  0.439  0.561  0.750  1.0
  K  K1  1  0.561  0.439  0.250  1.0
  K  K2  1  0.208  0.095  0.616  1.0
  K  K3  1  0.905  0.792  0.884  1.0
  K  K4  1  0.792  0.905  0.384  1.0
  K  K5  1  0.095  0.208  0.116  1.0
  P  P6  1  0.874  0.485  0.807  1.0
  P  P7  1  0.515  0.126  0.693  1.0
  P  P8  1  0.126  0.515  0.193  1.0
  P  P9  1  0.485  0.874  0.307  1.0
  P  P10  1  0.729  0.208  0.984  1.0
  P  P11  1  0.792  0.271  0.516  1.0
  P  P12  1  0.271  0.792  0.016  1.0
  P  P13  1  0.208  0.729  0.484  1.0
  H  H14  1  0.000  0.000  0.000  1.0
  H  H15  1  0.000  0.000  0.500  1.0
  H  H16  1  0.507  0.150  0.052  1.0
  H  H17  1  0.850  0.493  0.448  1.0
  H  H18  1  0.493  0.850  0.948  1.0
  H  H19  1  0.150  0.507  0.552  1.0
  H  H20  1  0.727  0.777  0.731  1.0
  H  H21  1  0.223  0.273  0.769  1.0
  H  H22  1  0.273  0.223  0.269  1.0
  H  H23  1  0.777  0.727  0.231  1.0
  O  O24  1  0.859  0.493  0.945  1.0
  O  O25  1  0.507  0.141  0.555  1.0
  O  O26  1  0.141  0.507  0.055  1.0
  O  O27  1  0.493  0.859  0.445  1.0
  O  O28  1  0.801  0.677  0.688  1.0
  O  O29  1  0.323  0.199  0.812  1.0
  O  O30  1  0.199  0.323  0.312  1.0
  O  O31  1  0.677  0.801  0.188  1.0
  O  O32  1  0.056  0.381  0.712  1.0
  O  O33  1  0.619  0.944  0.788  1.0
  O  O34  1  0.944  0.619  0.288  1.0
  O  O35  1  0.381  0.056  0.212  1.0
  O  O36  1  0.734  0.403  0.861  1.0
  O  O37  1  0.597  0.266  0.639  1.0
  O  O38  1  0.266  0.597  0.139  1.0
  O  O39  1  0.403  0.734  0.361  1.0
  O  O40  1  0.911  0.068  0.923  1.0
  O  O41  1  0.932  0.089  0.577  1.0
  O  O42  1  0.089  0.932  0.077  1.0
  O  O43  1  0.068  0.911  0.423  1.0
  O  O44  1  0.677  0.187  0.147  1.0
  O  O45  1  0.813  0.323  0.353  1.0
  O  O46  1  0.323  0.813  0.853  1.0
  O  O47  1  0.187  0.677  0.647  1.0
  O  O48  1  0.586  0.216  0.953  1.0
  O  O49  1  0.784  0.414  0.547  1.0
  O  O50  1  0.414  0.784  0.047  1.0
  O  O51  1  0.216  0.586  0.453  1.0
[/CIF]
.