The material structure described by Ag2Co3(P2O7)2 crystallizes in the triclinic P-1 space group. There are three inequivalent Co sites. In the first Co site, Co(1) is bonded to one O(10), one O(13), one O(14), one O(6), one O(7), and one O(9) atom to form distorted CoO6 octahedra that share corners with two equivalent P(2)O4 tetrahedra, corners with two equivalent P(3)O4 tetrahedra, corners with two equivalent P(4)O4 tetrahedra,  an edgeedge with one Co(3)O6 octahedra, and edges with two equivalent Co(2)O5 trigonal bipyramids. In the second Co site, Co(2) is bonded to one O(10), one O(14), one O(7), one O(8), and one O(9) atom to form CoO5 trigonal bipyramids that share  a cornercorner with one P(2)O4 tetrahedra,  a cornercorner with one P(4)O4 tetrahedra, corners with three equivalent P(3)O4 tetrahedra, and edges with two equivalent Co(1)O6 octahedra. In the third Co site, Co(3) is bonded to one O(1), one O(12), one O(13), one O(3), one O(5), and one O(6) atom to form CoO6 octahedra that share corners with two equivalent P(1)O4 tetrahedra, corners with two equivalent P(2)O4 tetrahedra, corners with two equivalent P(4)O4 tetrahedra, and  an edgeedge with one Co(1)O6 octahedra. There are two inequivalent Ag sites. In the first Ag site, Ag(1) is bonded in a 6-coordinate geometry to one O(3), one O(5), two equivalent O(1), and two equivalent O(2) atoms. In the second Ag site, Ag(2) is bonded in a 4-coordinate geometry to one O(1), one O(2), one O(4), and one O(5) atom. There are four 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 PO4 tetrahedra that share corners with two equivalent Co(3)O6 octahedra and  a cornercorner with one P(2)O4 tetrahedra. The corner-sharing octahedral tilt angles range from 48-51°. 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 PO4 tetrahedra that share corners with two equivalent Co(1)O6 octahedra, corners with two equivalent Co(3)O6 octahedra,  a cornercorner with one P(1)O4 tetrahedra, and  a cornercorner with one Co(2)O5 trigonal bipyramid. The corner-sharing octahedral tilt angles range from 43-60°. In the third P site, P(3) is bonded to one O(10), one O(11), one O(8), and one O(9) atom to form PO4 tetrahedra that share corners with two equivalent Co(1)O6 octahedra,  a cornercorner with one P(4)O4 tetrahedra, and corners with three equivalent Co(2)O5 trigonal bipyramids. The corner-sharing octahedral tilt angles are 48°. In the fourth P site, P(4) is bonded to one O(11), one O(12), one O(13), and one O(14) atom to form PO4 tetrahedra that share corners with two equivalent Co(1)O6 octahedra, corners with two equivalent Co(3)O6 octahedra,  a cornercorner with one P(3)O4 tetrahedra, and  a cornercorner with one Co(2)O5 trigonal bipyramid. The corner-sharing octahedral tilt angles range from 19-57°. There are fourteen inequivalent O sites. In the first O site, O(1) is bonded in a 1-coordinate geometry to one Co(3), one Ag(2), two equivalent Ag(1), and one P(1) atom. In the second O site, O(2) is bonded in a distorted single-bond geometry to one Ag(2), two equivalent Ag(1), and one P(1) atom. In the third O site, O(3) is bonded in a 3-coordinate geometry to one Co(3), one Ag(1), and one P(1) atom. In the fourth O site, O(4) is bonded in a distorted bent 150 degrees geometry to one Ag(2), one P(1), and one P(2) atom. In the fifth O site, O(5) is bonded in a 4-coordinate geometry to one Co(3), one Ag(1), one Ag(2), and one P(2) atom. In the sixth O site, O(6) is bonded in a 3-coordinate geometry to one Co(1), one Co(3), and one P(2) atom. In the seventh O site, O(7) is bonded in a distorted trigonal planar geometry to one Co(1), one Co(2), and one P(2) atom. In the eighth O site, O(8) is bonded in a bent 150 degrees geometry to one Co(2) and one P(3) atom. In the ninth O site, O(9) is bonded in a 3-coordinate geometry to one Co(1), one Co(2), and one P(3) atom. In the tenth O site, O(10) is bonded in a distorted trigonal planar geometry to one Co(1), one Co(2), and one P(3) atom. In the eleventh O site, O(11) is bonded in a distorted bent 120 degrees geometry to one P(3) and one P(4) atom. In the twelfth O site, O(12) is bonded in a distorted bent 150 degrees geometry to one Co(3) and one P(4) atom. In the thirteenth O site, O(13) is bonded in a distorted trigonal planar geometry to one Co(1), one Co(3), and one P(4) atom. In the fourteenth O site, O(14) is bonded in a distorted trigonal planar geometry to one Co(1), one Co(2), and one P(4) atom. is represented by the CIF file [CIF]
data_Co3Ag2(P2O7)2
_symmetry_space_group_name_H-M   'P 1'
_cell_length_a   5.406
_cell_length_b   6.438
_cell_length_c   16.774
_cell_angle_alpha   93.919
_cell_angle_beta   98.900
_cell_angle_gamma   106.986
_symmetry_Int_Tables_number   1
_cell_volume   547.632
_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
  Co  Co0  1  0.417  0.959  0.654  1.0
  Co  Co1  1  0.583  0.041  0.346  1.0
  Co  Co2  1  0.786  0.718  0.592  1.0
  Co  Co3  1  0.214  0.282  0.408  1.0
  Co  Co4  1  0.832  0.361  0.799  1.0
  Co  Co5  1  0.168  0.639  0.201  1.0
  Ag  Ag6  1  0.091  0.734  0.980  1.0
  Ag  Ag7  1  0.909  0.266  0.020  1.0
  Ag  Ag8  1  0.480  0.743  0.871  1.0
  Ag  Ag9  1  0.520  0.257  0.129  1.0
  P  P10  1  0.337  0.243  0.910  1.0
  P  P11  1  0.663  0.757  0.090  1.0
  P  P12  1  0.962  0.900  0.778  1.0
  P  P13  1  0.038  0.100  0.222  1.0
  P  P14  1  0.843  0.221  0.543  1.0
  P  P15  1  0.157  0.779  0.457  1.0
  P  P16  1  0.310  0.424  0.674  1.0
  P  P17  1  0.690  0.576  0.326  1.0
  O  O18  1  0.171  0.399  0.893  1.0
  O  O19  1  0.829  0.601  0.107  1.0
  O  O20  1  0.291  0.138  0.988  1.0
  O  O21  1  0.709  0.862  0.012  1.0
  O  O22  1  0.627  0.340  0.904  1.0
  O  O23  1  0.373  0.660  0.096  1.0
  O  O24  1  0.235  0.043  0.836  1.0
  O  O25  1  0.765  0.957  0.164  1.0
  O  O26  1  0.864  0.693  0.820  1.0
  O  O27  1  0.136  0.307  0.180  1.0
  O  O28  1  0.761  0.028  0.774  1.0
  O  O29  1  0.239  0.972  0.226  1.0
  O  O30  1  0.052  0.861  0.698  1.0
  O  O31  1  0.948  0.139  0.302  1.0
  O  O32  1  0.726  0.405  0.553  1.0
  O  O33  1  0.274  0.595  0.447  1.0
  O  O34  1  0.702  0.015  0.580  1.0
  O  O35  1  0.298  0.985  0.420  1.0
  O  O36  1  0.867  0.161  0.454  1.0
  O  O37  1  0.133  0.839  0.546  1.0
  O  O38  1  0.149  0.297  0.586  1.0
  O  O39  1  0.851  0.703  0.414  1.0
  O  O40  1  0.121  0.443  0.729  1.0
  O  O41  1  0.879  0.557  0.271  1.0
  O  O42  1  0.489  0.284  0.702  1.0
  O  O43  1  0.511  0.716  0.298  1.0
  O  O44  1  0.476  0.651  0.656  1.0
  O  O45  1  0.524  0.349  0.344  1.0
[/CIF]
.
The material structure described by Ag2Co3(P2O7)2 crystallizes in the triclinic P-1 space group. There are three inequivalent Co sites. In the first Co site, Co(1) is bonded to one O(10), one O(13), one O(14), one O(6), one O(7), and one O(9) atom to form distorted CoO6 octahedra that share corners with two equivalent P(2)O4 tetrahedra, corners with two equivalent P(3)O4 tetrahedra, corners with two equivalent P(4)O4 tetrahedra,  an edgeedge with one Co(3)O6 octahedra, and edges with two equivalent Co(2)O5 trigonal bipyramids. In the second Co site, Co(2) is bonded to one O(10), one O(14), one O(7), one O(8), and one O(9) atom to form CoO5 trigonal bipyramids that share  a cornercorner with one P(2)O4 tetrahedra,  a cornercorner with one P(4)O4 tetrahedra, corners with three equivalent P(3)O4 tetrahedra, and edges with two equivalent Co(1)O6 octahedra. In the third Co site, Co(3) is bonded to one O(1), one O(12), one O(13), one O(3), one O(5), and one O(6) atom to form CoO6 octahedra that share corners with two equivalent P(1)O4 tetrahedra, corners with two equivalent P(2)O4 tetrahedra, corners with two equivalent P(4)O4 tetrahedra, and  an edgeedge with one Co(1)O6 octahedra. There are two inequivalent Ag sites. In the first Ag site, Ag(1) is bonded in a 6-coordinate geometry to one O(3), one O(5), two equivalent O(1), and two equivalent O(2) atoms. In the second Ag site, Ag(2) is bonded in a 4-coordinate geometry to one O(1), one O(2), one O(4), and one O(5) atom. There are four 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 PO4 tetrahedra that share corners with two equivalent Co(3)O6 octahedra and  a cornercorner with one P(2)O4 tetrahedra. The corner-sharing octahedral tilt angles range from 48-51°. 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 PO4 tetrahedra that share corners with two equivalent Co(1)O6 octahedra, corners with two equivalent Co(3)O6 octahedra,  a cornercorner with one P(1)O4 tetrahedra, and  a cornercorner with one Co(2)O5 trigonal bipyramid. The corner-sharing octahedral tilt angles range from 43-60°. In the third P site, P(3) is bonded to one O(10), one O(11), one O(8), and one O(9) atom to form PO4 tetrahedra that share corners with two equivalent Co(1)O6 octahedra,  a cornercorner with one P(4)O4 tetrahedra, and corners with three equivalent Co(2)O5 trigonal bipyramids. The corner-sharing octahedral tilt angles are 48°. In the fourth P site, P(4) is bonded to one O(11), one O(12), one O(13), and one O(14) atom to form PO4 tetrahedra that share corners with two equivalent Co(1)O6 octahedra, corners with two equivalent Co(3)O6 octahedra,  a cornercorner with one P(3)O4 tetrahedra, and  a cornercorner with one Co(2)O5 trigonal bipyramid. The corner-sharing octahedral tilt angles range from 19-57°. There are fourteen inequivalent O sites. In the first O site, O(1) is bonded in a 1-coordinate geometry to one Co(3), one Ag(2), two equivalent Ag(1), and one P(1) atom. In the second O site, O(2) is bonded in a distorted single-bond geometry to one Ag(2), two equivalent Ag(1), and one P(1) atom. In the third O site, O(3) is bonded in a 3-coordinate geometry to one Co(3), one Ag(1), and one P(1) atom. In the fourth O site, O(4) is bonded in a distorted bent 150 degrees geometry to one Ag(2), one P(1), and one P(2) atom. In the fifth O site, O(5) is bonded in a 4-coordinate geometry to one Co(3), one Ag(1), one Ag(2), and one P(2) atom. In the sixth O site, O(6) is bonded in a 3-coordinate geometry to one Co(1), one Co(3), and one P(2) atom. In the seventh O site, O(7) is bonded in a distorted trigonal planar geometry to one Co(1), one Co(2), and one P(2) atom. In the eighth O site, O(8) is bonded in a bent 150 degrees geometry to one Co(2) and one P(3) atom. In the ninth O site, O(9) is bonded in a 3-coordinate geometry to one Co(1), one Co(2), and one P(3) atom. In the tenth O site, O(10) is bonded in a distorted trigonal planar geometry to one Co(1), one Co(2), and one P(3) atom. In the eleventh O site, O(11) is bonded in a distorted bent 120 degrees geometry to one P(3) and one P(4) atom. In the twelfth O site, O(12) is bonded in a distorted bent 150 degrees geometry to one Co(3) and one P(4) atom. In the thirteenth O site, O(13) is bonded in a distorted trigonal planar geometry to one Co(1), one Co(3), and one P(4) atom. In the fourteenth O site, O(14) is bonded in a distorted trigonal planar geometry to one Co(1), one Co(2), and one P(4) atom. is represented by the CIF file [CIF]
data_Co3Ag2(P2O7)2
_symmetry_space_group_name_H-M   'P 1'
_cell_length_a   5.406
_cell_length_b   6.438
_cell_length_c   16.774
_cell_angle_alpha   93.919
_cell_angle_beta   98.900
_cell_angle_gamma   106.986
_symmetry_Int_Tables_number   1
_cell_volume   547.632
_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
  Co  Co0  1  0.417  0.959  0.654  1.0
  Co  Co1  1  0.583  0.041  0.346  1.0
  Co  Co2  1  0.786  0.718  0.592  1.0
  Co  Co3  1  0.214  0.282  0.408  1.0
  Co  Co4  1  0.832  0.361  0.799  1.0
  Co  Co5  1  0.168  0.639  0.201  1.0
  Ag  Ag6  1  0.091  0.734  0.980  1.0
  Ag  Ag7  1  0.909  0.266  0.020  1.0
  Ag  Ag8  1  0.480  0.743  0.871  1.0
  Ag  Ag9  1  0.520  0.257  0.129  1.0
  P  P10  1  0.337  0.243  0.910  1.0
  P  P11  1  0.663  0.757  0.090  1.0
  P  P12  1  0.962  0.900  0.778  1.0
  P  P13  1  0.038  0.100  0.222  1.0
  P  P14  1  0.843  0.221  0.543  1.0
  P  P15  1  0.157  0.779  0.457  1.0
  P  P16  1  0.310  0.424  0.674  1.0
  P  P17  1  0.690  0.576  0.326  1.0
  O  O18  1  0.171  0.399  0.893  1.0
  O  O19  1  0.829  0.601  0.107  1.0
  O  O20  1  0.291  0.138  0.988  1.0
  O  O21  1  0.709  0.862  0.012  1.0
  O  O22  1  0.627  0.340  0.904  1.0
  O  O23  1  0.373  0.660  0.096  1.0
  O  O24  1  0.235  0.043  0.836  1.0
  O  O25  1  0.765  0.957  0.164  1.0
  O  O26  1  0.864  0.693  0.820  1.0
  O  O27  1  0.136  0.307  0.180  1.0
  O  O28  1  0.761  0.028  0.774  1.0
  O  O29  1  0.239  0.972  0.226  1.0
  O  O30  1  0.052  0.861  0.698  1.0
  O  O31  1  0.948  0.139  0.302  1.0
  O  O32  1  0.726  0.405  0.553  1.0
  O  O33  1  0.274  0.595  0.447  1.0
  O  O34  1  0.702  0.015  0.580  1.0
  O  O35  1  0.298  0.985  0.420  1.0
  O  O36  1  0.867  0.161  0.454  1.0
  O  O37  1  0.133  0.839  0.546  1.0
  O  O38  1  0.149  0.297  0.586  1.0
  O  O39  1  0.851  0.703  0.414  1.0
  O  O40  1  0.121  0.443  0.729  1.0
  O  O41  1  0.879  0.557  0.271  1.0
  O  O42  1  0.489  0.284  0.702  1.0
  O  O43  1  0.511  0.716  0.298  1.0
  O  O44  1  0.476  0.651  0.656  1.0
  O  O45  1  0.524  0.349  0.344  1.0
[/CIF]
.