The material described by CoSb(PO4)2 crystallizes in the triclinic P-1 space group. There are two inequivalent Co sites. In the first Co site, Co(1) is bonded to one O(2); one O(6); two O(10,10); and two O(12,12) atoms to form distorted CoO6 octahedra that share corners with two equivalent Sb(1)O6 octahedra, corners with two equivalent Sb(2)O6 octahedra,  a cornercorner with one P(1)O4 tetrahedra,  a cornercorner with one P(3)O4 tetrahedra, corners with two equivalent P(2)O4 tetrahedra, and  an edgeedge with one P(4)O4 tetrahedra. The corner-sharing octahedral tilt angles range from 49-52°. In the second Co site, Co(2) is bonded to one O(1); one O(5); two O(11,11); and two O(9,9) atoms to form distorted CoO6 octahedra that share corners with two equivalent Sb(1)O6 octahedra, corners with two equivalent Sb(2)O6 octahedra,  a cornercorner with one P(2)O4 tetrahedra,  a cornercorner with one P(4)O4 tetrahedra, corners with two equivalent P(1)O4 tetrahedra, and  an edgeedge with one P(3)O4 tetrahedra. The corner-sharing octahedral tilt angles range from 50-55°. There are two inequivalent Sb sites. In the first Sb site, Sb(1) is bonded to one O(3); one O(8); two O(10,10); and two O(11,11) atoms to form SbO6 octahedra that share corners with two equivalent Co(1)O6 octahedra, corners with two equivalent Co(2)O6 octahedra,  a cornercorner with one P(1)O4 tetrahedra,  a cornercorner with one P(4)O4 tetrahedra, corners with two equivalent P(3)O4 tetrahedra, and  an edgeedge with one P(2)O4 tetrahedra. The corner-sharing octahedral tilt angles range from 49-50°. In the second Sb site, Sb(2) is bonded to one O(4); one O(7); two O(12,12); and two O(9,9) atoms to form SbO6 octahedra that share corners with two equivalent Co(1)O6 octahedra, corners with two equivalent Co(2)O6 octahedra,  a cornercorner with one P(2)O4 tetrahedra,  a cornercorner with one P(3)O4 tetrahedra, corners with two equivalent P(4)O4 tetrahedra, and  an edgeedge with one P(1)O4 tetrahedra. The corner-sharing octahedral tilt angles range from 52-55°. There are four inequivalent P sites. In the first P site, P(1) is bonded to one O(2); one O(3); and two O(9,9) atoms to form PO4 tetrahedra that share  a cornercorner with one Co(1)O6 octahedra,  a cornercorner with one Sb(1)O6 octahedra, corners with two equivalent Co(2)O6 octahedra, and  an edgeedge with one Sb(2)O6 octahedra. The corner-sharing octahedral tilt angles range from 27-51°. In the second P site, P(2) is bonded to one O(1); one O(4); and two O(10,10) atoms to form PO4 tetrahedra that share  a cornercorner with one Co(2)O6 octahedra,  a cornercorner with one Sb(2)O6 octahedra, corners with two equivalent Co(1)O6 octahedra, and  an edgeedge with one Sb(1)O6 octahedra. The corner-sharing octahedral tilt angles range from 37-59°. In the third P site, P(3) is bonded to one O(6); one O(7); and two O(11,11) atoms to form PO4 tetrahedra that share  a cornercorner with one Co(1)O6 octahedra,  a cornercorner with one Sb(2)O6 octahedra, corners with two equivalent Sb(1)O6 octahedra, and  an edgeedge with one Co(2)O6 octahedra. The corner-sharing octahedral tilt angles range from 46-58°. In the fourth P site, P(4) is bonded to one O(5); one O(8); and two O(12,12) atoms to form PO4 tetrahedra that share  a cornercorner with one Co(2)O6 octahedra,  a cornercorner with one Sb(1)O6 octahedra, corners with two equivalent Sb(2)O6 octahedra, and  an edgeedge with one Co(1)O6 octahedra. The corner-sharing octahedral tilt angles range from 39-62°. There are sixteen inequivalent O sites. In the first O site, O(1) is bonded in a bent 120 degrees geometry to one Co(2) and one P(2) atom. In the second O site, O(2) is bonded in a bent 150 degrees geometry to one Co(1) and one P(1) atom. In the third O site, O(3) is bonded in a bent 150 degrees geometry to one Sb(1) and one P(1) atom. In the fourth O site, O(4) is bonded in a distorted bent 150 degrees geometry to one Sb(2) and one P(2) atom. In the fifth O site, O(5) is bonded in a bent 150 degrees geometry to one Co(2) and one P(4) atom. In the sixth O site, O(6) is bonded in a distorted bent 120 degrees geometry to one Co(1) and one P(3) atom. In the seventh O site, O(7) is bonded in a bent 120 degrees geometry to one Sb(2) and one P(3) atom. In the eighth O site, O(8) is bonded in a bent 150 degrees geometry to one Sb(1) and one P(4) atom. In the ninth O site, O(9) is bonded in a 3-coordinate geometry to one Co(2), one Sb(2), and one P(1) atom. In the tenth O site, O(10) is bonded in a distorted trigonal planar geometry to one Co(1), one Sb(1), and one P(2) atom. In the eleventh O site, O(9) is bonded in a 3-coordinate geometry to one Co(2), one Sb(2), and one P(1) atom. In the twelfth O site, O(10) is bonded in a distorted trigonal planar geometry to one Co(1), one Sb(1), and one P(2) atom. In the thirteenth O site, O(11) is bonded in a 3-coordinate geometry to one Co(2), one Sb(1), and one P(3) atom. In the fourteenth O site, O(12) is bonded in a distorted trigonal planar geometry to one Co(1), one Sb(2), and one P(4) atom. In the fifteenth O site, O(11) is bonded in a 3-coordinate geometry to one Co(2), one Sb(1), and one P(3) atom. In the sixteenth O site, O(12) is bonded in a distorted trigonal planar geometry to one Co(1), one Sb(2), and one P(4) atom. is represented by the CIF card [CIF]
data_CoSb(PO4)2
_symmetry_space_group_name_H-M   'P 1'
_cell_length_a   6.068
_cell_length_b   10.147
_cell_length_c   11.268
_cell_angle_alpha   115.392
_cell_angle_beta   89.993
_cell_angle_gamma   90.027
_symmetry_Int_Tables_number   1
_cell_volume   626.787
_cell_formula_units_Z   4
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  0.750  0.838  0.240  1.0
  Co  Co1  1  0.250  0.162  0.761  1.0
  Co  Co2  1  0.750  0.317  0.205  1.0
  Co  Co3  1  0.249  0.683  0.795  1.0
  Sb  Sb4  1  0.250  0.612  0.275  1.0
  Sb  Sb5  1  0.250  0.119  0.282  1.0
  Sb  Sb6  1  0.750  0.388  0.725  1.0
  Sb  Sb7  1  0.750  0.881  0.718  1.0
  P  P8  1  0.250  0.253  0.088  1.0
  P  P9  1  0.250  0.738  0.097  1.0
  P  P10  1  0.750  0.747  0.912  1.0
  P  P11  1  0.750  0.262  0.903  1.0
  P  P12  1  0.750  0.642  0.402  1.0
  P  P13  1  0.750  0.147  0.405  1.0
  P  P14  1  0.250  0.358  0.598  1.0
  P  P15  1  0.250  0.853  0.595  1.0
  O  O16  1  0.750  0.364  0.047  1.0
  O  O17  1  0.750  0.829  0.060  1.0
  O  O18  1  0.250  0.636  0.953  1.0
  O  O19  1  0.250  0.171  0.940  1.0
  O  O20  1  0.250  0.421  0.120  1.0
  O  O21  1  0.250  0.898  0.124  1.0
  O  O22  1  0.750  0.579  0.880  1.0
  O  O23  1  0.750  0.102  0.876  1.0
  O  O24  1  0.750  0.273  0.368  1.0
  O  O25  1  0.750  0.784  0.389  1.0
  O  O26  1  0.250  0.727  0.632  1.0
  O  O27  1  0.250  0.216  0.611  1.0
  O  O28  1  0.250  0.342  0.458  1.0
  O  O29  1  0.250  0.796  0.439  1.0
  O  O30  1  0.750  0.658  0.542  1.0
  O  O31  1  0.751  0.204  0.561  1.0
  O  O32  1  0.050  0.216  0.155  1.0
  O  O33  1  0.055  0.702  0.178  1.0
  O  O34  1  0.451  0.216  0.155  1.0
  O  O35  1  0.445  0.702  0.177  1.0
  O  O36  1  0.549  0.784  0.845  1.0
  O  O37  1  0.556  0.298  0.822  1.0
  O  O38  1  0.950  0.785  0.845  1.0
  O  O39  1  0.945  0.298  0.823  1.0
  O  O40  1  0.957  0.541  0.325  1.0
  O  O41  1  0.950  0.040  0.350  1.0
  O  O42  1  0.543  0.541  0.325  1.0
  O  O43  1  0.551  0.039  0.350  1.0
  O  O44  1  0.044  0.459  0.676  1.0
  O  O45  1  0.050  0.960  0.650  1.0
  O  O46  1  0.458  0.459  0.675  1.0
  O  O47  1  0.449  0.961  0.650  1.0
[/CIF]
.
The material described by CoSb(PO4)2 crystallizes in the triclinic P-1 space group. There are two inequivalent Co sites. In the first Co site, Co(1) is bonded to one O(2); one O(6); two O(10,10); and two O(12,12) atoms to form distorted CoO6 octahedra that share corners with two equivalent Sb(1)O6 octahedra, corners with two equivalent Sb(2)O6 octahedra,  a cornercorner with one P(1)O4 tetrahedra,  a cornercorner with one P(3)O4 tetrahedra, corners with two equivalent P(2)O4 tetrahedra, and  an edgeedge with one P(4)O4 tetrahedra. The corner-sharing octahedral tilt angles range from 49-52°. In the second Co site, Co(2) is bonded to one O(1); one O(5); two O(11,11); and two O(9,9) atoms to form distorted CoO6 octahedra that share corners with two equivalent Sb(1)O6 octahedra, corners with two equivalent Sb(2)O6 octahedra,  a cornercorner with one P(2)O4 tetrahedra,  a cornercorner with one P(4)O4 tetrahedra, corners with two equivalent P(1)O4 tetrahedra, and  an edgeedge with one P(3)O4 tetrahedra. The corner-sharing octahedral tilt angles range from 50-55°. There are two inequivalent Sb sites. In the first Sb site, Sb(1) is bonded to one O(3); one O(8); two O(10,10); and two O(11,11) atoms to form SbO6 octahedra that share corners with two equivalent Co(1)O6 octahedra, corners with two equivalent Co(2)O6 octahedra,  a cornercorner with one P(1)O4 tetrahedra,  a cornercorner with one P(4)O4 tetrahedra, corners with two equivalent P(3)O4 tetrahedra, and  an edgeedge with one P(2)O4 tetrahedra. The corner-sharing octahedral tilt angles range from 49-50°. In the second Sb site, Sb(2) is bonded to one O(4); one O(7); two O(12,12); and two O(9,9) atoms to form SbO6 octahedra that share corners with two equivalent Co(1)O6 octahedra, corners with two equivalent Co(2)O6 octahedra,  a cornercorner with one P(2)O4 tetrahedra,  a cornercorner with one P(3)O4 tetrahedra, corners with two equivalent P(4)O4 tetrahedra, and  an edgeedge with one P(1)O4 tetrahedra. The corner-sharing octahedral tilt angles range from 52-55°. There are four inequivalent P sites. In the first P site, P(1) is bonded to one O(2); one O(3); and two O(9,9) atoms to form PO4 tetrahedra that share  a cornercorner with one Co(1)O6 octahedra,  a cornercorner with one Sb(1)O6 octahedra, corners with two equivalent Co(2)O6 octahedra, and  an edgeedge with one Sb(2)O6 octahedra. The corner-sharing octahedral tilt angles range from 27-51°. In the second P site, P(2) is bonded to one O(1); one O(4); and two O(10,10) atoms to form PO4 tetrahedra that share  a cornercorner with one Co(2)O6 octahedra,  a cornercorner with one Sb(2)O6 octahedra, corners with two equivalent Co(1)O6 octahedra, and  an edgeedge with one Sb(1)O6 octahedra. The corner-sharing octahedral tilt angles range from 37-59°. In the third P site, P(3) is bonded to one O(6); one O(7); and two O(11,11) atoms to form PO4 tetrahedra that share  a cornercorner with one Co(1)O6 octahedra,  a cornercorner with one Sb(2)O6 octahedra, corners with two equivalent Sb(1)O6 octahedra, and  an edgeedge with one Co(2)O6 octahedra. The corner-sharing octahedral tilt angles range from 46-58°. In the fourth P site, P(4) is bonded to one O(5); one O(8); and two O(12,12) atoms to form PO4 tetrahedra that share  a cornercorner with one Co(2)O6 octahedra,  a cornercorner with one Sb(1)O6 octahedra, corners with two equivalent Sb(2)O6 octahedra, and  an edgeedge with one Co(1)O6 octahedra. The corner-sharing octahedral tilt angles range from 39-62°. There are sixteen inequivalent O sites. In the first O site, O(1) is bonded in a bent 120 degrees geometry to one Co(2) and one P(2) atom. In the second O site, O(2) is bonded in a bent 150 degrees geometry to one Co(1) and one P(1) atom. In the third O site, O(3) is bonded in a bent 150 degrees geometry to one Sb(1) and one P(1) atom. In the fourth O site, O(4) is bonded in a distorted bent 150 degrees geometry to one Sb(2) and one P(2) atom. In the fifth O site, O(5) is bonded in a bent 150 degrees geometry to one Co(2) and one P(4) atom. In the sixth O site, O(6) is bonded in a distorted bent 120 degrees geometry to one Co(1) and one P(3) atom. In the seventh O site, O(7) is bonded in a bent 120 degrees geometry to one Sb(2) and one P(3) atom. In the eighth O site, O(8) is bonded in a bent 150 degrees geometry to one Sb(1) and one P(4) atom. In the ninth O site, O(9) is bonded in a 3-coordinate geometry to one Co(2), one Sb(2), and one P(1) atom. In the tenth O site, O(10) is bonded in a distorted trigonal planar geometry to one Co(1), one Sb(1), and one P(2) atom. In the eleventh O site, O(9) is bonded in a 3-coordinate geometry to one Co(2), one Sb(2), and one P(1) atom. In the twelfth O site, O(10) is bonded in a distorted trigonal planar geometry to one Co(1), one Sb(1), and one P(2) atom. In the thirteenth O site, O(11) is bonded in a 3-coordinate geometry to one Co(2), one Sb(1), and one P(3) atom. In the fourteenth O site, O(12) is bonded in a distorted trigonal planar geometry to one Co(1), one Sb(2), and one P(4) atom. In the fifteenth O site, O(11) is bonded in a 3-coordinate geometry to one Co(2), one Sb(1), and one P(3) atom. In the sixteenth O site, O(12) is bonded in a distorted trigonal planar geometry to one Co(1), one Sb(2), and one P(4) atom. is represented by the CIF card [CIF]
data_CoSb(PO4)2
_symmetry_space_group_name_H-M   'P 1'
_cell_length_a   6.068
_cell_length_b   10.147
_cell_length_c   11.268
_cell_angle_alpha   115.392
_cell_angle_beta   89.993
_cell_angle_gamma   90.027
_symmetry_Int_Tables_number   1
_cell_volume   626.787
_cell_formula_units_Z   4
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  0.750  0.838  0.240  1.0
  Co  Co1  1  0.250  0.162  0.761  1.0
  Co  Co2  1  0.750  0.317  0.205  1.0
  Co  Co3  1  0.249  0.683  0.795  1.0
  Sb  Sb4  1  0.250  0.612  0.275  1.0
  Sb  Sb5  1  0.250  0.119  0.282  1.0
  Sb  Sb6  1  0.750  0.388  0.725  1.0
  Sb  Sb7  1  0.750  0.881  0.718  1.0
  P  P8  1  0.250  0.253  0.088  1.0
  P  P9  1  0.250  0.738  0.097  1.0
  P  P10  1  0.750  0.747  0.912  1.0
  P  P11  1  0.750  0.262  0.903  1.0
  P  P12  1  0.750  0.642  0.402  1.0
  P  P13  1  0.750  0.147  0.405  1.0
  P  P14  1  0.250  0.358  0.598  1.0
  P  P15  1  0.250  0.853  0.595  1.0
  O  O16  1  0.750  0.364  0.047  1.0
  O  O17  1  0.750  0.829  0.060  1.0
  O  O18  1  0.250  0.636  0.953  1.0
  O  O19  1  0.250  0.171  0.940  1.0
  O  O20  1  0.250  0.421  0.120  1.0
  O  O21  1  0.250  0.898  0.124  1.0
  O  O22  1  0.750  0.579  0.880  1.0
  O  O23  1  0.750  0.102  0.876  1.0
  O  O24  1  0.750  0.273  0.368  1.0
  O  O25  1  0.750  0.784  0.389  1.0
  O  O26  1  0.250  0.727  0.632  1.0
  O  O27  1  0.250  0.216  0.611  1.0
  O  O28  1  0.250  0.342  0.458  1.0
  O  O29  1  0.250  0.796  0.439  1.0
  O  O30  1  0.750  0.658  0.542  1.0
  O  O31  1  0.751  0.204  0.561  1.0
  O  O32  1  0.050  0.216  0.155  1.0
  O  O33  1  0.055  0.702  0.178  1.0
  O  O34  1  0.451  0.216  0.155  1.0
  O  O35  1  0.445  0.702  0.177  1.0
  O  O36  1  0.549  0.784  0.845  1.0
  O  O37  1  0.556  0.298  0.822  1.0
  O  O38  1  0.950  0.785  0.845  1.0
  O  O39  1  0.945  0.298  0.823  1.0
  O  O40  1  0.957  0.541  0.325  1.0
  O  O41  1  0.950  0.040  0.350  1.0
  O  O42  1  0.543  0.541  0.325  1.0
  O  O43  1  0.551  0.039  0.350  1.0
  O  O44  1  0.044  0.459  0.676  1.0
  O  O45  1  0.050  0.960  0.650  1.0
  O  O46  1  0.458  0.459  0.675  1.0
  O  O47  1  0.449  0.961  0.650  1.0
[/CIF]
.