The compound described by LiCo2H3(P2O7)2 crystallizes in the monoclinic Cc space group. Li(1) is bonded to one O(14), one O(2), one O(7), and one O(8) atom to form LiO4 tetrahedra that share  a cornercorner with one P(1)O4 tetrahedra,  a cornercorner with one P(2)O4 tetrahedra,  a cornercorner with one P(3)O4 tetrahedra,  a cornercorner with one P(4)O4 tetrahedra, and  an edgeedge with one Co(1)O6 octahedra. There are two inequivalent Co sites. In the first Co site, Co(1) is bonded to one O(1), one O(11), one O(14), one O(2), one O(3), and one O(5) atom to form CoO6 octahedra that share  a cornercorner with one P(1)O4 tetrahedra,  a cornercorner with one P(3)O4 tetrahedra, corners with two equivalent P(2)O4 tetrahedra, corners with two equivalent P(4)O4 tetrahedra, edges with two equivalent Co(2)O6 octahedra, and  an edgeedge with one Li(1)O4 tetrahedra. In the second Co site, Co(2) is bonded to one O(1), one O(11), one O(12), one O(3), one O(5), and one O(6) atom to form CoO6 octahedra that share  a cornercorner with one P(2)O4 tetrahedra,  a cornercorner with one P(4)O4 tetrahedra, corners with two equivalent P(1)O4 tetrahedra, corners with two equivalent P(3)O4 tetrahedra, and edges with two equivalent Co(1)O6 octahedra. There are four inequivalent P sites. In the first P site, P(1) is bonded to one O(1), one O(12), one O(4), and one O(7) atom to form PO4 tetrahedra that share  a cornercorner with one Co(1)O6 octahedra, corners with two equivalent Co(2)O6 octahedra,  a cornercorner with one Li(1)O4 tetrahedra, and  a cornercorner with one P(2)O4 tetrahedra. The corner-sharing octahedral tilt angles range from 51-53°. In the second P site, P(2) is bonded to one O(2), one O(3), one O(4), and one O(9) atom to form PO4 tetrahedra that share  a cornercorner with one Co(2)O6 octahedra, corners with two equivalent Co(1)O6 octahedra,  a cornercorner with one Li(1)O4 tetrahedra, and  a cornercorner with one P(1)O4 tetrahedra. The corner-sharing octahedral tilt angles range from 43-53°. In the third P site, P(3) is bonded to one O(10), one O(5), one O(6), and one O(8) atom to form PO4 tetrahedra that share  a cornercorner with one Co(1)O6 octahedra, corners with two equivalent Co(2)O6 octahedra,  a cornercorner with one Li(1)O4 tetrahedra, and  a cornercorner with one P(4)O4 tetrahedra. The corner-sharing octahedral tilt angles range from 51-54°. In the fourth P site, P(4) is bonded to one O(10), one O(11), one O(13), and one O(14) atom to form PO4 tetrahedra that share  a cornercorner with one Co(2)O6 octahedra, corners with two equivalent Co(1)O6 octahedra,  a cornercorner with one Li(1)O4 tetrahedra, and  a cornercorner with one P(3)O4 tetrahedra. The corner-sharing octahedral tilt angles range from 44-51°. There are three inequivalent H sites. In the first H site, H(1) is bonded in a distorted single-bond geometry to one O(6) and one O(9) atom. In the second H site, H(2) is bonded in a linear geometry to one O(7) and one O(8) atom. In the third H site, H(3) is bonded in a distorted single-bond geometry to one O(12) and one O(13) atom. There are fourteen inequivalent O sites. In the first O site, O(1) is bonded in a distorted trigonal planar geometry to one Co(1), one Co(2), and one P(1) atom. In the second O site, O(2) is bonded in a distorted trigonal planar geometry to one Li(1), one Co(1), and one P(2) atom. In the third O site, O(3) is bonded in a distorted trigonal planar geometry to one Co(1), one Co(2), and one P(2) atom. In the fourth O site, O(4) is bonded in a bent 150 degrees geometry to one P(1) and one P(2) atom. In the fifth O site, O(5) is bonded in a distorted trigonal planar geometry to one Co(1), one Co(2), and one P(3) atom. In the sixth O site, O(6) is bonded in a distorted trigonal planar geometry to one Co(2), one P(3), and one H(1) atom. In the seventh O site, O(7) is bonded in a trigonal planar geometry to one Li(1), one P(1), and one H(2) atom. In the eighth O site, O(8) is bonded in a distorted trigonal planar geometry to one Li(1), one P(3), and one H(2) atom. In the ninth O site, O(9) is bonded in a bent 120 degrees geometry to one P(2) and one H(1) atom. In the tenth O site, O(10) is bonded in a bent 150 degrees geometry to one P(3) and one P(4) atom. In the eleventh O site, O(11) is bonded in a distorted trigonal planar geometry to one Co(1), one Co(2), and one P(4) atom. In the twelfth O site, O(12) is bonded in a distorted trigonal planar geometry to one Co(2), one P(1), and one H(3) atom. In the thirteenth O site, O(13) is bonded in a bent 120 degrees geometry to one P(4) and one H(3) atom. In the fourteenth O site, O(14) is bonded in a distorted trigonal planar geometry to one Li(1), one Co(1), and one P(4) atom. is represented by the CIF file [CIF]
data_LiCo2P4H3O14
_symmetry_space_group_name_H-M   'P 1'
_cell_length_a   8.594
_cell_length_b   8.594
_cell_length_c   8.978
_cell_angle_alpha   69.451
_cell_angle_beta   69.451
_cell_angle_gamma   99.657
_symmetry_Int_Tables_number   1
_cell_volume   548.427
_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
  Li  Li0  1  0.863  0.147  0.242  1.0
  Li  Li1  1  0.147  0.863  0.742  1.0
  Co  Co2  1  0.908  0.093  0.752  1.0
  Co  Co3  1  0.502  0.004  0.004  1.0
  Co  Co4  1  0.004  0.502  0.504  1.0
  Co  Co5  1  0.093  0.908  0.252  1.0
  P  P6  1  0.787  0.355  0.936  1.0
  P  P7  1  0.823  0.729  0.689  1.0
  P  P8  1  0.645  0.218  0.572  1.0
  P  P9  1  0.729  0.823  0.189  1.0
  P  P10  1  0.270  0.178  0.813  1.0
  P  P11  1  0.355  0.787  0.436  1.0
  P  P12  1  0.178  0.270  0.313  1.0
  P  P13  1  0.218  0.645  0.072  1.0
  H  H14  1  0.765  0.563  0.296  1.0
  H  H15  1  0.563  0.765  0.796  1.0
  H  H16  1  0.528  0.022  0.494  1.0
  H  H17  1  0.440  0.235  0.202  1.0
  H  H18  1  0.235  0.440  0.702  1.0
  H  H19  1  0.022  0.528  0.994  1.0
  O  O20  1  0.896  0.330  0.773  1.0
  O  O21  1  0.932  0.871  0.709  1.0
  O  O22  1  0.921  0.711  0.520  1.0
  O  O23  1  0.766  0.547  0.858  1.0
  O  O24  1  0.668  0.103  0.730  1.0
  O  O25  1  0.779  0.402  0.462  1.0
  O  O26  1  0.878  0.361  0.052  1.0
  O  O27  1  0.871  0.932  0.209  1.0
  O  O28  1  0.643  0.126  0.448  1.0
  O  O29  1  0.646  0.753  0.692  1.0
  O  O30  1  0.753  0.646  0.192  1.0
  O  O31  1  0.453  0.234  0.642  1.0
  O  O32  1  0.290  0.080  0.980  1.0
  O  O33  1  0.402  0.779  0.962  1.0
  O  O34  1  0.598  0.223  0.038  1.0
  O  O35  1  0.711  0.921  0.020  1.0
  O  O36  1  0.547  0.766  0.358  1.0
  O  O37  1  0.248  0.356  0.806  1.0
  O  O38  1  0.356  0.248  0.306  1.0
  O  O39  1  0.361  0.878  0.552  1.0
  O  O40  1  0.130  0.068  0.791  1.0
  O  O41  1  0.126  0.643  0.948  1.0
  O  O42  1  0.223  0.598  0.538  1.0
  O  O43  1  0.330  0.896  0.273  1.0
  O  O44  1  0.234  0.453  0.142  1.0
  O  O45  1  0.080  0.290  0.480  1.0
  O  O46  1  0.068  0.130  0.291  1.0
  O  O47  1  0.103  0.668  0.230  1.0
[/CIF]
.
The compound described by LiCo2H3(P2O7)2 crystallizes in the monoclinic Cc space group. Li(1) is bonded to one O(14), one O(2), one O(7), and one O(8) atom to form LiO4 tetrahedra that share  a cornercorner with one P(1)O4 tetrahedra,  a cornercorner with one P(2)O4 tetrahedra,  a cornercorner with one P(3)O4 tetrahedra,  a cornercorner with one P(4)O4 tetrahedra, and  an edgeedge with one Co(1)O6 octahedra. There are two inequivalent Co sites. In the first Co site, Co(1) is bonded to one O(1), one O(11), one O(14), one O(2), one O(3), and one O(5) atom to form CoO6 octahedra that share  a cornercorner with one P(1)O4 tetrahedra,  a cornercorner with one P(3)O4 tetrahedra, corners with two equivalent P(2)O4 tetrahedra, corners with two equivalent P(4)O4 tetrahedra, edges with two equivalent Co(2)O6 octahedra, and  an edgeedge with one Li(1)O4 tetrahedra. In the second Co site, Co(2) is bonded to one O(1), one O(11), one O(12), one O(3), one O(5), and one O(6) atom to form CoO6 octahedra that share  a cornercorner with one P(2)O4 tetrahedra,  a cornercorner with one P(4)O4 tetrahedra, corners with two equivalent P(1)O4 tetrahedra, corners with two equivalent P(3)O4 tetrahedra, and edges with two equivalent Co(1)O6 octahedra. There are four inequivalent P sites. In the first P site, P(1) is bonded to one O(1), one O(12), one O(4), and one O(7) atom to form PO4 tetrahedra that share  a cornercorner with one Co(1)O6 octahedra, corners with two equivalent Co(2)O6 octahedra,  a cornercorner with one Li(1)O4 tetrahedra, and  a cornercorner with one P(2)O4 tetrahedra. The corner-sharing octahedral tilt angles range from 51-53°. In the second P site, P(2) is bonded to one O(2), one O(3), one O(4), and one O(9) atom to form PO4 tetrahedra that share  a cornercorner with one Co(2)O6 octahedra, corners with two equivalent Co(1)O6 octahedra,  a cornercorner with one Li(1)O4 tetrahedra, and  a cornercorner with one P(1)O4 tetrahedra. The corner-sharing octahedral tilt angles range from 43-53°. In the third P site, P(3) is bonded to one O(10), one O(5), one O(6), and one O(8) atom to form PO4 tetrahedra that share  a cornercorner with one Co(1)O6 octahedra, corners with two equivalent Co(2)O6 octahedra,  a cornercorner with one Li(1)O4 tetrahedra, and  a cornercorner with one P(4)O4 tetrahedra. The corner-sharing octahedral tilt angles range from 51-54°. In the fourth P site, P(4) is bonded to one O(10), one O(11), one O(13), and one O(14) atom to form PO4 tetrahedra that share  a cornercorner with one Co(2)O6 octahedra, corners with two equivalent Co(1)O6 octahedra,  a cornercorner with one Li(1)O4 tetrahedra, and  a cornercorner with one P(3)O4 tetrahedra. The corner-sharing octahedral tilt angles range from 44-51°. There are three inequivalent H sites. In the first H site, H(1) is bonded in a distorted single-bond geometry to one O(6) and one O(9) atom. In the second H site, H(2) is bonded in a linear geometry to one O(7) and one O(8) atom. In the third H site, H(3) is bonded in a distorted single-bond geometry to one O(12) and one O(13) atom. There are fourteen inequivalent O sites. In the first O site, O(1) is bonded in a distorted trigonal planar geometry to one Co(1), one Co(2), and one P(1) atom. In the second O site, O(2) is bonded in a distorted trigonal planar geometry to one Li(1), one Co(1), and one P(2) atom. In the third O site, O(3) is bonded in a distorted trigonal planar geometry to one Co(1), one Co(2), and one P(2) atom. In the fourth O site, O(4) is bonded in a bent 150 degrees geometry to one P(1) and one P(2) atom. In the fifth O site, O(5) is bonded in a distorted trigonal planar geometry to one Co(1), one Co(2), and one P(3) atom. In the sixth O site, O(6) is bonded in a distorted trigonal planar geometry to one Co(2), one P(3), and one H(1) atom. In the seventh O site, O(7) is bonded in a trigonal planar geometry to one Li(1), one P(1), and one H(2) atom. In the eighth O site, O(8) is bonded in a distorted trigonal planar geometry to one Li(1), one P(3), and one H(2) atom. In the ninth O site, O(9) is bonded in a bent 120 degrees geometry to one P(2) and one H(1) atom. In the tenth O site, O(10) is bonded in a bent 150 degrees geometry to one P(3) and one P(4) atom. In the eleventh O site, O(11) is bonded in a distorted trigonal planar geometry to one Co(1), one Co(2), and one P(4) atom. In the twelfth O site, O(12) is bonded in a distorted trigonal planar geometry to one Co(2), one P(1), and one H(3) atom. In the thirteenth O site, O(13) is bonded in a bent 120 degrees geometry to one P(4) and one H(3) atom. In the fourteenth O site, O(14) is bonded in a distorted trigonal planar geometry to one Li(1), one Co(1), and one P(4) atom. is represented by the CIF file [CIF]
data_LiCo2P4H3O14
_symmetry_space_group_name_H-M   'P 1'
_cell_length_a   8.594
_cell_length_b   8.594
_cell_length_c   8.978
_cell_angle_alpha   69.451
_cell_angle_beta   69.451
_cell_angle_gamma   99.657
_symmetry_Int_Tables_number   1
_cell_volume   548.427
_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
  Li  Li0  1  0.863  0.147  0.242  1.0
  Li  Li1  1  0.147  0.863  0.742  1.0
  Co  Co2  1  0.908  0.093  0.752  1.0
  Co  Co3  1  0.502  0.004  0.004  1.0
  Co  Co4  1  0.004  0.502  0.504  1.0
  Co  Co5  1  0.093  0.908  0.252  1.0
  P  P6  1  0.787  0.355  0.936  1.0
  P  P7  1  0.823  0.729  0.689  1.0
  P  P8  1  0.645  0.218  0.572  1.0
  P  P9  1  0.729  0.823  0.189  1.0
  P  P10  1  0.270  0.178  0.813  1.0
  P  P11  1  0.355  0.787  0.436  1.0
  P  P12  1  0.178  0.270  0.313  1.0
  P  P13  1  0.218  0.645  0.072  1.0
  H  H14  1  0.765  0.563  0.296  1.0
  H  H15  1  0.563  0.765  0.796  1.0
  H  H16  1  0.528  0.022  0.494  1.0
  H  H17  1  0.440  0.235  0.202  1.0
  H  H18  1  0.235  0.440  0.702  1.0
  H  H19  1  0.022  0.528  0.994  1.0
  O  O20  1  0.896  0.330  0.773  1.0
  O  O21  1  0.932  0.871  0.709  1.0
  O  O22  1  0.921  0.711  0.520  1.0
  O  O23  1  0.766  0.547  0.858  1.0
  O  O24  1  0.668  0.103  0.730  1.0
  O  O25  1  0.779  0.402  0.462  1.0
  O  O26  1  0.878  0.361  0.052  1.0
  O  O27  1  0.871  0.932  0.209  1.0
  O  O28  1  0.643  0.126  0.448  1.0
  O  O29  1  0.646  0.753  0.692  1.0
  O  O30  1  0.753  0.646  0.192  1.0
  O  O31  1  0.453  0.234  0.642  1.0
  O  O32  1  0.290  0.080  0.980  1.0
  O  O33  1  0.402  0.779  0.962  1.0
  O  O34  1  0.598  0.223  0.038  1.0
  O  O35  1  0.711  0.921  0.020  1.0
  O  O36  1  0.547  0.766  0.358  1.0
  O  O37  1  0.248  0.356  0.806  1.0
  O  O38  1  0.356  0.248  0.306  1.0
  O  O39  1  0.361  0.878  0.552  1.0
  O  O40  1  0.130  0.068  0.791  1.0
  O  O41  1  0.126  0.643  0.948  1.0
  O  O42  1  0.223  0.598  0.538  1.0
  O  O43  1  0.330  0.896  0.273  1.0
  O  O44  1  0.234  0.453  0.142  1.0
  O  O45  1  0.080  0.290  0.480  1.0
  O  O46  1  0.068  0.130  0.291  1.0
  O  O47  1  0.103  0.668  0.230  1.0
[/CIF]
.