The material described by MgV3CoSn2(PO4)6 crystallizes in the triclinic P1 space group. Mg(1) is bonded in a 6-coordinate geometry to one O(12), one O(20), one O(22), one O(23), one O(24), and one O(9) atom. There are three inequivalent V sites. In the first V site, V(1) is bonded to one O(10), one O(22), one O(23), one O(24), one O(6), and one O(8) atom to form VO6 octahedra 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,  a cornercorner with one P(5)O4 tetrahedra, and  a cornercorner with one P(6)O4 tetrahedra. In the second V site, V(2) is bonded to one O(12), one O(14), one O(20), one O(4), one O(7), and one O(9) atom to form distorted VO6 octahedra 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,  a cornercorner with one P(5)O4 tetrahedra, and  a cornercorner with one P(6)O4 tetrahedra. In the third V site, V(3) is bonded to one O(1), one O(15), one O(17), one O(19), one O(2), and one O(3) atom to form distorted VO6 octahedra 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,  a cornercorner with one P(5)O4 tetrahedra, and  a cornercorner with one P(6)O4 tetrahedra. Co(1) is bonded to one O(11), one O(13), one O(16), one O(18), one O(21), and one O(5) atom to form distorted CoO6 octahedra 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,  a cornercorner with one P(5)O4 tetrahedra, and  a cornercorner with one P(6)O4 tetrahedra. There are two inequivalent Sn sites. In the first Sn site, Sn(1) is bonded in a 3-coordinate geometry to one O(11), one O(18), and one O(21) atom. In the second Sn site, Sn(2) is bonded in a 3-coordinate geometry to one O(15), one O(17), and one O(19) atom. There are six inequivalent P sites. In the first P site, P(1) is bonded to one O(3), one O(4), one O(5), and one O(6) atom to form PO4 tetrahedra that share  a cornercorner with one V(1)O6 octahedra,  a cornercorner with one V(2)O6 octahedra,  a cornercorner with one V(3)O6 octahedra, and  a cornercorner with one Co(1)O6 octahedra. The corner-sharing octahedral tilt angles range from 30-38°. In the second P site, P(2) is bonded to one O(1), one O(13), one O(7), and one O(8) atom to form PO4 tetrahedra that share  a cornercorner with one V(1)O6 octahedra,  a cornercorner with one V(2)O6 octahedra,  a cornercorner with one V(3)O6 octahedra, and  a cornercorner with one Co(1)O6 octahedra. The corner-sharing octahedral tilt angles range from 27-39°. In the third P site, P(3) is bonded to one O(10), one O(14), one O(16), and one O(2) atom to form PO4 tetrahedra that share  a cornercorner with one V(1)O6 octahedra,  a cornercorner with one V(2)O6 octahedra,  a cornercorner with one V(3)O6 octahedra, and  a cornercorner with one Co(1)O6 octahedra. The corner-sharing octahedral tilt angles range from 30-38°. In the fourth P site, P(4) is bonded to one O(11), one O(15), one O(23), and one O(9) atom to form PO4 tetrahedra that share  a cornercorner with one V(1)O6 octahedra,  a cornercorner with one V(2)O6 octahedra,  a cornercorner with one V(3)O6 octahedra, and  a cornercorner with one Co(1)O6 octahedra. The corner-sharing octahedral tilt angles range from 14-39°. In the fifth P site, P(5) is bonded to one O(12), one O(17), one O(18), and one O(24) atom to form PO4 tetrahedra that share  a cornercorner with one V(1)O6 octahedra,  a cornercorner with one V(2)O6 octahedra,  a cornercorner with one V(3)O6 octahedra, and  a cornercorner with one Co(1)O6 octahedra. The corner-sharing octahedral tilt angles range from 13-40°. In the sixth P site, P(6) is bonded to one O(19), one O(20), one O(21), and one O(22) atom to form PO4 tetrahedra that share  a cornercorner with one V(1)O6 octahedra,  a cornercorner with one V(2)O6 octahedra,  a cornercorner with one V(3)O6 octahedra, and  a cornercorner with one Co(1)O6 octahedra. The corner-sharing octahedral tilt angles range from 13-42°. There are twenty-four inequivalent O sites. In the first O site, O(1) is bonded in a bent 150 degrees geometry to one V(3) and one P(2) atom. In the second O site, O(2) is bonded in a bent 150 degrees geometry to one V(3) and one P(3) atom. In the third O site, O(3) is bonded in a bent 150 degrees geometry to one V(3) and one P(1) atom. In the fourth O site, O(4) is bonded in a bent 150 degrees geometry to one V(2) and one P(1) atom. In the fifth O site, O(5) is bonded in a bent 150 degrees geometry to one Co(1) and one P(1) atom. In the sixth O site, O(6) is bonded in a bent 150 degrees geometry to one V(1) and one P(1) atom. In the seventh O site, O(7) is bonded in a bent 150 degrees geometry to one V(2) and one P(2) atom. In the eighth O site, O(8) is bonded in a bent 150 degrees geometry to one V(1) and one P(2) atom. In the ninth O site, O(9) is bonded in a distorted T-shaped geometry to one Mg(1), one V(2), and one P(4) atom. In the tenth O site, O(10) is bonded in a bent 150 degrees geometry to one V(1) and one P(3) atom. In the eleventh O site, O(11) is bonded in a 3-coordinate geometry to one Co(1), one Sn(1), and one P(4) atom. In the twelfth O site, O(12) is bonded in a distorted T-shaped geometry to one Mg(1), one V(2), and one P(5) atom. In the thirteenth O site, O(13) is bonded in a bent 150 degrees geometry to one Co(1) and one P(2) atom. In the fourteenth O site, O(14) is bonded in a bent 150 degrees geometry to one V(2) and one P(3) atom. In the fifteenth O site, O(15) is bonded in a 3-coordinate geometry to one V(3), one Sn(2), and one P(4) atom. In the sixteenth O site, O(16) is bonded in a bent 150 degrees geometry to one Co(1) and one P(3) atom. In the seventeenth O site, O(17) is bonded in a 3-coordinate geometry to one V(3), one Sn(2), and one P(5) atom. In the eighteenth O site, O(18) is bonded in a 3-coordinate geometry to one Co(1), one Sn(1), and one P(5) atom. In the nineteenth O site, O(19) is bonded in a 3-coordinate geometry to one V(3), one Sn(2), and one P(6) atom. In the twentieth O site, O(20) is bonded in a distorted T-shaped geometry to one Mg(1), one V(2), and one P(6) atom. In the twenty-first O site, O(21) is bonded in a 3-coordinate geometry to one Co(1), one Sn(1), and one P(6) atom. In the twenty-second O site, O(22) is bonded in a T-shaped geometry to one Mg(1), one V(1), and one P(6) atom. In the twenty-third O site, O(23) is bonded in a T-shaped geometry to one Mg(1), one V(1), and one P(4) atom. In the twenty-fourth O site, O(24) is bonded in a T-shaped geometry to one Mg(1), one V(1), and one P(5) atom. is represented by the CIF file [CIF]
data_MgV3CoSn2(PO4)6
_symmetry_space_group_name_H-M   'P 1'
_cell_length_a   9.283
_cell_length_b   8.710
_cell_length_c   8.723
_cell_angle_alpha   60.014
_cell_angle_beta   62.216
_cell_angle_gamma   62.230
_symmetry_Int_Tables_number   1
_cell_volume   514.894
_cell_formula_units_Z   1
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
  Mg  Mg0  1  0.747  0.748  0.753  1.0
  V  V1  1  0.087  0.637  0.640  1.0
  V  V2  1  0.403  0.871  0.866  1.0
  V  V3  1  0.974  0.346  0.340  1.0
  Co  Co4  1  0.533  0.152  0.160  1.0
  Sn  Sn5  1  0.939  0.021  0.018  1.0
  Sn  Sn6  1  0.550  0.485  0.481  1.0
  P  P7  1  0.253  0.251  0.537  1.0
  P  P8  1  0.253  0.961  0.249  1.0
  P  P9  1  0.257  0.534  0.959  1.0
  P  P10  1  0.755  0.455  0.048  1.0
  P  P11  1  0.751  0.046  0.745  1.0
  P  P12  1  0.753  0.745  0.456  1.0
  O  O13  1  0.087  0.127  0.294  1.0
  O  O14  1  0.083  0.504  0.120  1.0
  O  O15  1  0.082  0.300  0.496  1.0
  O  O16  1  0.260  0.065  0.704  1.0
  O  O17  1  0.410  0.245  0.369  1.0
  O  O18  1  0.228  0.403  0.597  1.0
  O  O19  1  0.259  0.977  0.060  1.0
  O  O20  1  0.220  0.777  0.398  1.0
  O  O21  1  0.598  0.629  0.011  1.0
  O  O22  1  0.228  0.600  0.771  1.0
  O  O23  1  0.736  0.279  0.067  1.0
  O  O24  1  0.594  0.005  0.767  1.0
  O  O25  1  0.413  0.970  0.245  1.0
  O  O26  1  0.280  0.694  0.968  1.0
  O  O27  1  0.779  0.422  0.229  1.0
  O  O28  1  0.407  0.358  0.977  1.0
  O  O29  1  0.772  0.228  0.574  1.0
  O  O30  1  0.733  0.065  0.921  1.0
  O  O31  1  0.775  0.574  0.423  1.0
  O  O32  1  0.595  0.768  0.629  1.0
  O  O33  1  0.738  0.921  0.280  1.0
  O  O34  1  0.909  0.706  0.508  1.0
  O  O35  1  0.910  0.503  0.878  1.0
  O  O36  1  0.906  0.877  0.711  1.0
[/CIF]
.
The material described by MgV3CoSn2(PO4)6 crystallizes in the triclinic P1 space group. Mg(1) is bonded in a 6-coordinate geometry to one O(12), one O(20), one O(22), one O(23), one O(24), and one O(9) atom. There are three inequivalent V sites. In the first V site, V(1) is bonded to one O(10), one O(22), one O(23), one O(24), one O(6), and one O(8) atom to form VO6 octahedra 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,  a cornercorner with one P(5)O4 tetrahedra, and  a cornercorner with one P(6)O4 tetrahedra. In the second V site, V(2) is bonded to one O(12), one O(14), one O(20), one O(4), one O(7), and one O(9) atom to form distorted VO6 octahedra 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,  a cornercorner with one P(5)O4 tetrahedra, and  a cornercorner with one P(6)O4 tetrahedra. In the third V site, V(3) is bonded to one O(1), one O(15), one O(17), one O(19), one O(2), and one O(3) atom to form distorted VO6 octahedra 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,  a cornercorner with one P(5)O4 tetrahedra, and  a cornercorner with one P(6)O4 tetrahedra. Co(1) is bonded to one O(11), one O(13), one O(16), one O(18), one O(21), and one O(5) atom to form distorted CoO6 octahedra 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,  a cornercorner with one P(5)O4 tetrahedra, and  a cornercorner with one P(6)O4 tetrahedra. There are two inequivalent Sn sites. In the first Sn site, Sn(1) is bonded in a 3-coordinate geometry to one O(11), one O(18), and one O(21) atom. In the second Sn site, Sn(2) is bonded in a 3-coordinate geometry to one O(15), one O(17), and one O(19) atom. There are six inequivalent P sites. In the first P site, P(1) is bonded to one O(3), one O(4), one O(5), and one O(6) atom to form PO4 tetrahedra that share  a cornercorner with one V(1)O6 octahedra,  a cornercorner with one V(2)O6 octahedra,  a cornercorner with one V(3)O6 octahedra, and  a cornercorner with one Co(1)O6 octahedra. The corner-sharing octahedral tilt angles range from 30-38°. In the second P site, P(2) is bonded to one O(1), one O(13), one O(7), and one O(8) atom to form PO4 tetrahedra that share  a cornercorner with one V(1)O6 octahedra,  a cornercorner with one V(2)O6 octahedra,  a cornercorner with one V(3)O6 octahedra, and  a cornercorner with one Co(1)O6 octahedra. The corner-sharing octahedral tilt angles range from 27-39°. In the third P site, P(3) is bonded to one O(10), one O(14), one O(16), and one O(2) atom to form PO4 tetrahedra that share  a cornercorner with one V(1)O6 octahedra,  a cornercorner with one V(2)O6 octahedra,  a cornercorner with one V(3)O6 octahedra, and  a cornercorner with one Co(1)O6 octahedra. The corner-sharing octahedral tilt angles range from 30-38°. In the fourth P site, P(4) is bonded to one O(11), one O(15), one O(23), and one O(9) atom to form PO4 tetrahedra that share  a cornercorner with one V(1)O6 octahedra,  a cornercorner with one V(2)O6 octahedra,  a cornercorner with one V(3)O6 octahedra, and  a cornercorner with one Co(1)O6 octahedra. The corner-sharing octahedral tilt angles range from 14-39°. In the fifth P site, P(5) is bonded to one O(12), one O(17), one O(18), and one O(24) atom to form PO4 tetrahedra that share  a cornercorner with one V(1)O6 octahedra,  a cornercorner with one V(2)O6 octahedra,  a cornercorner with one V(3)O6 octahedra, and  a cornercorner with one Co(1)O6 octahedra. The corner-sharing octahedral tilt angles range from 13-40°. In the sixth P site, P(6) is bonded to one O(19), one O(20), one O(21), and one O(22) atom to form PO4 tetrahedra that share  a cornercorner with one V(1)O6 octahedra,  a cornercorner with one V(2)O6 octahedra,  a cornercorner with one V(3)O6 octahedra, and  a cornercorner with one Co(1)O6 octahedra. The corner-sharing octahedral tilt angles range from 13-42°. There are twenty-four inequivalent O sites. In the first O site, O(1) is bonded in a bent 150 degrees geometry to one V(3) and one P(2) atom. In the second O site, O(2) is bonded in a bent 150 degrees geometry to one V(3) and one P(3) atom. In the third O site, O(3) is bonded in a bent 150 degrees geometry to one V(3) and one P(1) atom. In the fourth O site, O(4) is bonded in a bent 150 degrees geometry to one V(2) and one P(1) atom. In the fifth O site, O(5) is bonded in a bent 150 degrees geometry to one Co(1) and one P(1) atom. In the sixth O site, O(6) is bonded in a bent 150 degrees geometry to one V(1) and one P(1) atom. In the seventh O site, O(7) is bonded in a bent 150 degrees geometry to one V(2) and one P(2) atom. In the eighth O site, O(8) is bonded in a bent 150 degrees geometry to one V(1) and one P(2) atom. In the ninth O site, O(9) is bonded in a distorted T-shaped geometry to one Mg(1), one V(2), and one P(4) atom. In the tenth O site, O(10) is bonded in a bent 150 degrees geometry to one V(1) and one P(3) atom. In the eleventh O site, O(11) is bonded in a 3-coordinate geometry to one Co(1), one Sn(1), and one P(4) atom. In the twelfth O site, O(12) is bonded in a distorted T-shaped geometry to one Mg(1), one V(2), and one P(5) atom. In the thirteenth O site, O(13) is bonded in a bent 150 degrees geometry to one Co(1) and one P(2) atom. In the fourteenth O site, O(14) is bonded in a bent 150 degrees geometry to one V(2) and one P(3) atom. In the fifteenth O site, O(15) is bonded in a 3-coordinate geometry to one V(3), one Sn(2), and one P(4) atom. In the sixteenth O site, O(16) is bonded in a bent 150 degrees geometry to one Co(1) and one P(3) atom. In the seventeenth O site, O(17) is bonded in a 3-coordinate geometry to one V(3), one Sn(2), and one P(5) atom. In the eighteenth O site, O(18) is bonded in a 3-coordinate geometry to one Co(1), one Sn(1), and one P(5) atom. In the nineteenth O site, O(19) is bonded in a 3-coordinate geometry to one V(3), one Sn(2), and one P(6) atom. In the twentieth O site, O(20) is bonded in a distorted T-shaped geometry to one Mg(1), one V(2), and one P(6) atom. In the twenty-first O site, O(21) is bonded in a 3-coordinate geometry to one Co(1), one Sn(1), and one P(6) atom. In the twenty-second O site, O(22) is bonded in a T-shaped geometry to one Mg(1), one V(1), and one P(6) atom. In the twenty-third O site, O(23) is bonded in a T-shaped geometry to one Mg(1), one V(1), and one P(4) atom. In the twenty-fourth O site, O(24) is bonded in a T-shaped geometry to one Mg(1), one V(1), and one P(5) atom. is represented by the CIF file [CIF]
data_MgV3CoSn2(PO4)6
_symmetry_space_group_name_H-M   'P 1'
_cell_length_a   9.283
_cell_length_b   8.710
_cell_length_c   8.723
_cell_angle_alpha   60.014
_cell_angle_beta   62.216
_cell_angle_gamma   62.230
_symmetry_Int_Tables_number   1
_cell_volume   514.894
_cell_formula_units_Z   1
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
  Mg  Mg0  1  0.747  0.748  0.753  1.0
  V  V1  1  0.087  0.637  0.640  1.0
  V  V2  1  0.403  0.871  0.866  1.0
  V  V3  1  0.974  0.346  0.340  1.0
  Co  Co4  1  0.533  0.152  0.160  1.0
  Sn  Sn5  1  0.939  0.021  0.018  1.0
  Sn  Sn6  1  0.550  0.485  0.481  1.0
  P  P7  1  0.253  0.251  0.537  1.0
  P  P8  1  0.253  0.961  0.249  1.0
  P  P9  1  0.257  0.534  0.959  1.0
  P  P10  1  0.755  0.455  0.048  1.0
  P  P11  1  0.751  0.046  0.745  1.0
  P  P12  1  0.753  0.745  0.456  1.0
  O  O13  1  0.087  0.127  0.294  1.0
  O  O14  1  0.083  0.504  0.120  1.0
  O  O15  1  0.082  0.300  0.496  1.0
  O  O16  1  0.260  0.065  0.704  1.0
  O  O17  1  0.410  0.245  0.369  1.0
  O  O18  1  0.228  0.403  0.597  1.0
  O  O19  1  0.259  0.977  0.060  1.0
  O  O20  1  0.220  0.777  0.398  1.0
  O  O21  1  0.598  0.629  0.011  1.0
  O  O22  1  0.228  0.600  0.771  1.0
  O  O23  1  0.736  0.279  0.067  1.0
  O  O24  1  0.594  0.005  0.767  1.0
  O  O25  1  0.413  0.970  0.245  1.0
  O  O26  1  0.280  0.694  0.968  1.0
  O  O27  1  0.779  0.422  0.229  1.0
  O  O28  1  0.407  0.358  0.977  1.0
  O  O29  1  0.772  0.228  0.574  1.0
  O  O30  1  0.733  0.065  0.921  1.0
  O  O31  1  0.775  0.574  0.423  1.0
  O  O32  1  0.595  0.768  0.629  1.0
  O  O33  1  0.738  0.921  0.280  1.0
  O  O34  1  0.909  0.706  0.508  1.0
  O  O35  1  0.910  0.503  0.878  1.0
  O  O36  1  0.906  0.877  0.711  1.0
[/CIF]
.