The crystal structure described by K2MgZn2(PO3)6 crystallizes in the monoclinic Pm space group. K(1) is bonded in a 10-coordinate geometry to one Mg(1), one O(1), one O(10), one O(2), one O(3), one O(4), one O(5), one O(6), one O(7), and one O(8) atom. Mg(1) is bonded in a distorted trigonal planar geometry to two equivalent K(1), one O(11), one O(12), and one O(9) atom. Zn(1) is bonded to one O(1), one O(2), one O(3), one O(4), one O(5), and one O(6) atom to form ZnO6 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 six inequivalent P sites. In the first P site, P(1) is bonded to one O(7), one O(8), and two equivalent O(2) atoms to form PO4 tetrahedra that share corners with two equivalent Zn(1)O6 octahedra,  a cornercorner with one P(2)O4 tetrahedra, and  a cornercorner with one P(4)O4 tetrahedra. The corner-sharing octahedral tilt angles are 38°. In the second P site, P(2) is bonded to one O(10), one O(8), and two equivalent O(4) atoms to form PO4 tetrahedra that share corners with two equivalent Zn(1)O6 octahedra,  a cornercorner with one P(1)O4 tetrahedra, and  a cornercorner with one P(4)O4 tetrahedra. The corner-sharing octahedral tilt angles are 38°. In the third P site, P(3) is bonded to one O(11), one O(9), and two equivalent O(5) atoms to form PO4 tetrahedra that share corners with two equivalent Zn(1)O6 octahedra,  a cornercorner with one P(5)O4 tetrahedra, and  a cornercorner with one P(6)O4 tetrahedra. The corner-sharing octahedral tilt angles are 39°. In the fourth P site, P(4) is bonded to one O(10), one O(7), and two equivalent O(1) atoms to form PO4 tetrahedra that share corners with two equivalent Zn(1)O6 octahedra,  a cornercorner with one P(1)O4 tetrahedra, and  a cornercorner with one P(2)O4 tetrahedra. The corner-sharing octahedral tilt angles are 38°. In the fifth P site, P(5) is bonded to one O(11), one O(12), and two equivalent O(6) atoms to form PO4 tetrahedra that share corners with two equivalent Zn(1)O6 octahedra,  a cornercorner with one P(3)O4 tetrahedra, and  a cornercorner with one P(6)O4 tetrahedra. The corner-sharing octahedral tilt angles are 39°. In the sixth P site, P(6) is bonded to one O(12), one O(9), and two equivalent O(3) atoms to form PO4 tetrahedra that share corners with two equivalent Zn(1)O6 octahedra,  a cornercorner with one P(3)O4 tetrahedra, and  a cornercorner with one P(5)O4 tetrahedra. The corner-sharing octahedral tilt angles are 39°. There are twelve inequivalent O sites. In the first O site, O(1) is bonded in a 3-coordinate geometry to one K(1), one Zn(1), and one P(4) atom. In the second O site, O(2) is bonded in a 3-coordinate geometry to one K(1), one Zn(1), and one P(1) atom. In the third O site, O(3) is bonded in a distorted bent 150 degrees geometry to one K(1), one Zn(1), and one P(6) atom. In the fourth O site, O(4) is bonded in a 3-coordinate geometry to one K(1), one Zn(1), and one P(2) atom. In the fifth O site, O(5) is bonded in a distorted bent 150 degrees geometry to one K(1), one Zn(1), and one P(3) atom. In the sixth O site, O(6) is bonded in a distorted bent 150 degrees geometry to one K(1), one Zn(1), and one P(5) atom. In the seventh O site, O(7) is bonded in a distorted bent 150 degrees geometry to two equivalent K(1), one P(1), and one P(4) atom. In the eighth O site, O(8) is bonded in a distorted bent 150 degrees geometry to two equivalent K(1), one P(1), and one P(2) atom. In the ninth O site, O(9) is bonded in a 2-coordinate geometry to one Mg(1), one P(3), and one P(6) atom. In the tenth O site, O(10) is bonded in a distorted bent 150 degrees geometry to two equivalent K(1), one P(2), and one P(4) atom. In the eleventh O site, O(11) is bonded in a distorted bent 150 degrees geometry to one Mg(1), one P(3), and one P(5) atom. In the twelfth O site, O(12) is bonded in a 2-coordinate geometry to one Mg(1), one P(5), and one P(6) atom. is represented by the CIF file [CIF]
data_K2MgZn2(PO3)6
_symmetry_space_group_name_H-M   'P 1'
_cell_length_a   6.949
_cell_length_b   6.946
_cell_length_c   10.060
_cell_angle_alpha   90.000
_cell_angle_beta   90.000
_cell_angle_gamma   120.112
_symmetry_Int_Tables_number   1
_cell_volume   420.001
_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
  K  K0  1  0.335  0.669  0.940  1.0
  K  K1  1  0.335  0.669  0.560  1.0
  Mg  Mg2  1  0.330  0.660  0.250  1.0
  Zn  Zn3  1  1.000  1.000  0.007  1.0
  Zn  Zn4  1  1.000  1.000  0.493  1.0
  P  P5  1  0.876  0.262  0.750  1.0
  P  P6  1  0.386  0.125  0.750  1.0
  P  P7  1  0.387  0.265  0.250  1.0
  P  P8  1  0.739  0.615  0.750  1.0
  P  P9  1  0.732  0.119  0.250  1.0
  P  P10  1  0.879  0.612  0.250  1.0
  O  O11  1  0.759  0.734  0.878  1.0
  O  O12  1  0.975  0.242  0.878  1.0
  O  O13  1  0.759  0.734  0.622  1.0
  O  O14  1  0.974  0.732  0.379  1.0
  O  O15  1  0.267  0.025  0.878  1.0
  O  O16  1  0.975  0.242  0.622  1.0
  O  O17  1  0.267  0.241  0.379  1.0
  O  O18  1  0.974  0.732  0.121  1.0
  O  O19  1  0.267  0.025  0.622  1.0
  O  O20  1  0.267  0.241  0.121  1.0
  O  O21  1  0.758  0.025  0.379  1.0
  O  O22  1  0.758  0.025  0.121  1.0
  O  O23  1  0.902  0.510  0.750  1.0
  O  O24  1  0.608  0.099  0.750  1.0
  O  O25  1  0.612  0.509  0.250  1.0
  O  O26  1  0.491  0.392  0.750  1.0
  O  O27  1  0.489  0.101  0.250  1.0
  O  O28  1  0.898  0.387  0.250  1.0
[/CIF]
.
The crystal structure described by K2MgZn2(PO3)6 crystallizes in the monoclinic Pm space group. K(1) is bonded in a 10-coordinate geometry to one Mg(1), one O(1), one O(10), one O(2), one O(3), one O(4), one O(5), one O(6), one O(7), and one O(8) atom. Mg(1) is bonded in a distorted trigonal planar geometry to two equivalent K(1), one O(11), one O(12), and one O(9) atom. Zn(1) is bonded to one O(1), one O(2), one O(3), one O(4), one O(5), and one O(6) atom to form ZnO6 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 six inequivalent P sites. In the first P site, P(1) is bonded to one O(7), one O(8), and two equivalent O(2) atoms to form PO4 tetrahedra that share corners with two equivalent Zn(1)O6 octahedra,  a cornercorner with one P(2)O4 tetrahedra, and  a cornercorner with one P(4)O4 tetrahedra. The corner-sharing octahedral tilt angles are 38°. In the second P site, P(2) is bonded to one O(10), one O(8), and two equivalent O(4) atoms to form PO4 tetrahedra that share corners with two equivalent Zn(1)O6 octahedra,  a cornercorner with one P(1)O4 tetrahedra, and  a cornercorner with one P(4)O4 tetrahedra. The corner-sharing octahedral tilt angles are 38°. In the third P site, P(3) is bonded to one O(11), one O(9), and two equivalent O(5) atoms to form PO4 tetrahedra that share corners with two equivalent Zn(1)O6 octahedra,  a cornercorner with one P(5)O4 tetrahedra, and  a cornercorner with one P(6)O4 tetrahedra. The corner-sharing octahedral tilt angles are 39°. In the fourth P site, P(4) is bonded to one O(10), one O(7), and two equivalent O(1) atoms to form PO4 tetrahedra that share corners with two equivalent Zn(1)O6 octahedra,  a cornercorner with one P(1)O4 tetrahedra, and  a cornercorner with one P(2)O4 tetrahedra. The corner-sharing octahedral tilt angles are 38°. In the fifth P site, P(5) is bonded to one O(11), one O(12), and two equivalent O(6) atoms to form PO4 tetrahedra that share corners with two equivalent Zn(1)O6 octahedra,  a cornercorner with one P(3)O4 tetrahedra, and  a cornercorner with one P(6)O4 tetrahedra. The corner-sharing octahedral tilt angles are 39°. In the sixth P site, P(6) is bonded to one O(12), one O(9), and two equivalent O(3) atoms to form PO4 tetrahedra that share corners with two equivalent Zn(1)O6 octahedra,  a cornercorner with one P(3)O4 tetrahedra, and  a cornercorner with one P(5)O4 tetrahedra. The corner-sharing octahedral tilt angles are 39°. There are twelve inequivalent O sites. In the first O site, O(1) is bonded in a 3-coordinate geometry to one K(1), one Zn(1), and one P(4) atom. In the second O site, O(2) is bonded in a 3-coordinate geometry to one K(1), one Zn(1), and one P(1) atom. In the third O site, O(3) is bonded in a distorted bent 150 degrees geometry to one K(1), one Zn(1), and one P(6) atom. In the fourth O site, O(4) is bonded in a 3-coordinate geometry to one K(1), one Zn(1), and one P(2) atom. In the fifth O site, O(5) is bonded in a distorted bent 150 degrees geometry to one K(1), one Zn(1), and one P(3) atom. In the sixth O site, O(6) is bonded in a distorted bent 150 degrees geometry to one K(1), one Zn(1), and one P(5) atom. In the seventh O site, O(7) is bonded in a distorted bent 150 degrees geometry to two equivalent K(1), one P(1), and one P(4) atom. In the eighth O site, O(8) is bonded in a distorted bent 150 degrees geometry to two equivalent K(1), one P(1), and one P(2) atom. In the ninth O site, O(9) is bonded in a 2-coordinate geometry to one Mg(1), one P(3), and one P(6) atom. In the tenth O site, O(10) is bonded in a distorted bent 150 degrees geometry to two equivalent K(1), one P(2), and one P(4) atom. In the eleventh O site, O(11) is bonded in a distorted bent 150 degrees geometry to one Mg(1), one P(3), and one P(5) atom. In the twelfth O site, O(12) is bonded in a 2-coordinate geometry to one Mg(1), one P(5), and one P(6) atom. is represented by the CIF file [CIF]
data_K2MgZn2(PO3)6
_symmetry_space_group_name_H-M   'P 1'
_cell_length_a   6.949
_cell_length_b   6.946
_cell_length_c   10.060
_cell_angle_alpha   90.000
_cell_angle_beta   90.000
_cell_angle_gamma   120.112
_symmetry_Int_Tables_number   1
_cell_volume   420.001
_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
  K  K0  1  0.335  0.669  0.940  1.0
  K  K1  1  0.335  0.669  0.560  1.0
  Mg  Mg2  1  0.330  0.660  0.250  1.0
  Zn  Zn3  1  1.000  1.000  0.007  1.0
  Zn  Zn4  1  1.000  1.000  0.493  1.0
  P  P5  1  0.876  0.262  0.750  1.0
  P  P6  1  0.386  0.125  0.750  1.0
  P  P7  1  0.387  0.265  0.250  1.0
  P  P8  1  0.739  0.615  0.750  1.0
  P  P9  1  0.732  0.119  0.250  1.0
  P  P10  1  0.879  0.612  0.250  1.0
  O  O11  1  0.759  0.734  0.878  1.0
  O  O12  1  0.975  0.242  0.878  1.0
  O  O13  1  0.759  0.734  0.622  1.0
  O  O14  1  0.974  0.732  0.379  1.0
  O  O15  1  0.267  0.025  0.878  1.0
  O  O16  1  0.975  0.242  0.622  1.0
  O  O17  1  0.267  0.241  0.379  1.0
  O  O18  1  0.974  0.732  0.121  1.0
  O  O19  1  0.267  0.025  0.622  1.0
  O  O20  1  0.267  0.241  0.121  1.0
  O  O21  1  0.758  0.025  0.379  1.0
  O  O22  1  0.758  0.025  0.121  1.0
  O  O23  1  0.902  0.510  0.750  1.0
  O  O24  1  0.608  0.099  0.750  1.0
  O  O25  1  0.612  0.509  0.250  1.0
  O  O26  1  0.491  0.392  0.750  1.0
  O  O27  1  0.489  0.101  0.250  1.0
  O  O28  1  0.898  0.387  0.250  1.0
[/CIF]
.