The material described by DyYMn2O6 crystallizes in the trigonal P3 space group. There are three inequivalent Dy sites. In the first Dy site, Dy(1) is bonded in a 7-coordinate geometry to one O(10), three equivalent O(2), and three equivalent O(4) atoms. In the second Dy site, Dy(2) is bonded to one O(5), three equivalent O(1), and three equivalent O(3) atoms to form distorted DyO7 pentagonal bipyramids that share corners with three equivalent Mn(1)O5 trigonal bipyramids and edges with three equivalent Mn(2)O5 trigonal bipyramids. In the third Dy site, Dy(3) is bonded to one O(6), three equivalent O(2), and three equivalent O(4) atoms to form distorted DyO7 pentagonal bipyramids that share corners with three equivalent Mn(2)O5 trigonal bipyramids and edges with three equivalent Mn(1)O5 trigonal bipyramids. There are two inequivalent Y sites. In the first Y site, Y(1,2) is bonded in a 7-coordinate geometry to one O(7), three equivalent O(1), and three equivalent O(3) atoms. In the second Y site, Y(3) is bonded in a 7-coordinate geometry to one O(9), three equivalent O(2), and three equivalent O(4) atoms. There are two inequivalent Mn sites. In the first Mn site, Mn(1) is bonded to one O(2), one O(3), one O(6), one O(7), and one O(8) atom to form MnO5 trigonal bipyramids that share  a cornercorner with one Dy(2)O7 pentagonal bipyramid, corners with six equivalent Mn(1)O5 trigonal bipyramids, and  an edgeedge with one Dy(3)O7 pentagonal bipyramid. In the second Mn site, Mn(2) is bonded to one O(1), one O(10), one O(4), one O(5), and one O(9) atom to form MnO5 trigonal bipyramids that share  a cornercorner with one Dy(3)O7 pentagonal bipyramid, corners with six equivalent Mn(2)O5 trigonal bipyramids, and  an edgeedge with one Dy(2)O7 pentagonal bipyramid. There are ten inequivalent O sites. In the first O site, O(1) is bonded to one Dy(2); two equivalent Y(1,2); and one Mn(2) atom to form distorted ODyY2Mn tetrahedra that share  a cornercorner with one O(4)Dy2YMn tetrahedra, corners with three equivalent O(3)DyY2Mn tetrahedra, corners with six equivalent O(1)DyY2Mn tetrahedra,  a cornercorner with one O(10)DyMn3 trigonal pyramid,  a cornercorner with one O(7)YMn3 trigonal pyramid,  a cornercorner with one O(8)YMn3 trigonal pyramid,  a cornercorner with one O(9)YMn3 trigonal pyramid, edges with three equivalent O(3)DyY2Mn tetrahedra, and  an edgeedge with one O(5)DyMn3 trigonal pyramid. In the second O site, O(2) is bonded to one Dy(1), one Dy(3), one Y(3), and one Mn(1) atom to form distorted ODy2YMn tetrahedra that share  a cornercorner with one O(3)DyY2Mn tetrahedra, corners with three equivalent O(4)Dy2YMn tetrahedra, corners with six equivalent O(2)Dy2YMn tetrahedra,  a cornercorner with one O(10)DyMn3 trigonal pyramid,  a cornercorner with one O(7)YMn3 trigonal pyramid,  a cornercorner with one O(8)YMn3 trigonal pyramid,  a cornercorner with one O(9)YMn3 trigonal pyramid, edges with three equivalent O(4)Dy2YMn tetrahedra, and  an edgeedge with one O(6)DyMn3 trigonal pyramid. In the third O site, O(3) is bonded to one Dy(2); two equivalent Y(1,2); and one Mn(1) atom to form ODyY2Mn tetrahedra that share  a cornercorner with one O(2)Dy2YMn tetrahedra, corners with three equivalent O(1)DyY2Mn tetrahedra, corners with six equivalent O(3)DyY2Mn tetrahedra,  a cornercorner with one O(5)DyMn3 trigonal pyramid,  a cornercorner with one O(6)DyMn3 trigonal pyramid, edges with three equivalent O(1)DyY2Mn tetrahedra,  an edgeedge with one O(7)YMn3 trigonal pyramid, and  an edgeedge with one O(8)YMn3 trigonal pyramid. In the fourth O site, O(4) is bonded to one Dy(1), one Dy(3), one Y(3), and one Mn(2) atom to form ODy2YMn tetrahedra that share  a cornercorner with one O(1)DyY2Mn tetrahedra, corners with three equivalent O(2)Dy2YMn tetrahedra, corners with six equivalent O(4)Dy2YMn tetrahedra,  a cornercorner with one O(5)DyMn3 trigonal pyramid,  a cornercorner with one O(6)DyMn3 trigonal pyramid, edges with three equivalent O(2)Dy2YMn tetrahedra,  an edgeedge with one O(10)DyMn3 trigonal pyramid, and  an edgeedge with one O(9)YMn3 trigonal pyramid. In the fifth O site, O(5) is bonded to one Dy(2) and three equivalent Mn(2) atoms to form ODyMn3 trigonal pyramids that share corners with three equivalent O(4)Dy2YMn tetrahedra, corners with three equivalent O(3)DyY2Mn tetrahedra, corners with three equivalent O(10)DyMn3 trigonal pyramids, corners with three equivalent O(9)YMn3 trigonal pyramids, and edges with three equivalent O(1)DyY2Mn tetrahedra. In the sixth O site, O(6) is bonded to one Dy(3) and three equivalent Mn(1) atoms to form ODyMn3 trigonal pyramids that share corners with three equivalent O(4)Dy2YMn tetrahedra, corners with three equivalent O(3)DyY2Mn tetrahedra, corners with three equivalent O(7)YMn3 trigonal pyramids, corners with three equivalent O(8)YMn3 trigonal pyramids, and edges with three equivalent O(2)Dy2YMn tetrahedra. In the seventh O site, O(7) is bonded to one Y(1,2) and three equivalent Mn(1) atoms to form OYMn3 trigonal pyramids that share corners with three equivalent O(2)Dy2YMn tetrahedra, corners with three equivalent O(1)DyY2Mn tetrahedra, corners with three equivalent O(6)DyMn3 trigonal pyramids, corners with three equivalent O(8)YMn3 trigonal pyramids, and edges with three equivalent O(3)DyY2Mn tetrahedra. In the eighth O site, O(8) is bonded to one Y(1,2) and three equivalent Mn(1) atoms to form OYMn3 trigonal pyramids that share corners with three equivalent O(2)Dy2YMn tetrahedra, corners with three equivalent O(1)DyY2Mn tetrahedra, corners with three equivalent O(6)DyMn3 trigonal pyramids, corners with three equivalent O(7)YMn3 trigonal pyramids, and edges with three equivalent O(3)DyY2Mn tetrahedra. In the ninth O site, O(9) is bonded to one Y(3) and three equivalent Mn(2) atoms to form OYMn3 trigonal pyramids that share corners with three equivalent O(2)Dy2YMn tetrahedra, corners with three equivalent O(1)DyY2Mn tetrahedra, corners with three equivalent O(10)DyMn3 trigonal pyramids, corners with three equivalent O(5)DyMn3 trigonal pyramids, and edges with three equivalent O(4)Dy2YMn tetrahedra. In the tenth O site, O(10) is bonded to one Dy(1) and three equivalent Mn(2) atoms to form ODyMn3 trigonal pyramids that share corners with three equivalent O(2)Dy2YMn tetrahedra, corners with three equivalent O(1)DyY2Mn tetrahedra, corners with three equivalent O(5)DyMn3 trigonal pyramids, corners with three equivalent O(9)YMn3 trigonal pyramids, and edges with three equivalent O(4)Dy2YMn tetrahedra. is represented by the CIF card [CIF]
data_DyYMn2O6
_symmetry_space_group_name_H-M   'P 1'
_cell_length_a   6.229
_cell_length_b   6.229
_cell_length_c   11.572
_cell_angle_alpha   90.000
_cell_angle_beta   90.000
_cell_angle_gamma   120.000
_symmetry_Int_Tables_number   1
_cell_volume   388.910
_cell_formula_units_Z   3
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
  Dy  Dy0  1  0.333  0.667  0.231  1.0
  Dy  Dy1  1  0.667  0.333  0.774  1.0
  Dy  Dy2  1  0.667  0.333  0.274  1.0
  Y  Y3  1  0.333  0.667  0.731  1.0
  Y  Y4  1  0.000  0.000  0.731  1.0
  Y  Y5  1  0.000  0.000  0.231  1.0
  Mn  Mn6  1  0.667  0.667  0.499  1.0
  Mn  Mn7  1  0.333  1.000  0.499  1.0
  Mn  Mn8  1  0.000  0.333  0.499  1.0
  Mn  Mn9  1  0.667  1.000  0.999  1.0
  Mn  Mn10  1  0.000  0.667  0.999  1.0
  Mn  Mn11  1  0.333  0.333  0.999  1.0
  O  O12  1  0.667  0.975  0.835  1.0
  O  O13  1  0.025  0.692  0.835  1.0
  O  O14  1  0.308  0.333  0.835  1.0
  O  O15  1  0.666  0.692  0.335  1.0
  O  O16  1  0.308  0.974  0.335  1.0
  O  O17  1  0.026  0.334  0.335  1.0
  O  O18  1  0.667  0.640  0.664  1.0
  O  O19  1  0.360  0.026  0.664  1.0
  O  O20  1  0.974  0.333  0.664  1.0
  O  O21  1  0.666  0.026  0.164  1.0
  O  O22  1  0.974  0.640  0.164  1.0
  O  O23  1  0.360  0.334  0.164  1.0
  O  O24  1  0.667  0.333  0.975  1.0
  O  O25  1  0.667  0.333  0.474  1.0
  O  O26  1  0.333  0.667  0.519  1.0
  O  O27  1  0.000  0.000  0.519  1.0
  O  O28  1  0.000  0.000  0.019  1.0
  O  O29  1  0.333  0.667  0.020  1.0
[/CIF]
.
The material described by DyYMn2O6 crystallizes in the trigonal P3 space group. There are three inequivalent Dy sites. In the first Dy site, Dy(1) is bonded in a 7-coordinate geometry to one O(10), three equivalent O(2), and three equivalent O(4) atoms. In the second Dy site, Dy(2) is bonded to one O(5), three equivalent O(1), and three equivalent O(3) atoms to form distorted DyO7 pentagonal bipyramids that share corners with three equivalent Mn(1)O5 trigonal bipyramids and edges with three equivalent Mn(2)O5 trigonal bipyramids. In the third Dy site, Dy(3) is bonded to one O(6), three equivalent O(2), and three equivalent O(4) atoms to form distorted DyO7 pentagonal bipyramids that share corners with three equivalent Mn(2)O5 trigonal bipyramids and edges with three equivalent Mn(1)O5 trigonal bipyramids. There are two inequivalent Y sites. In the first Y site, Y(1,2) is bonded in a 7-coordinate geometry to one O(7), three equivalent O(1), and three equivalent O(3) atoms. In the second Y site, Y(3) is bonded in a 7-coordinate geometry to one O(9), three equivalent O(2), and three equivalent O(4) atoms. There are two inequivalent Mn sites. In the first Mn site, Mn(1) is bonded to one O(2), one O(3), one O(6), one O(7), and one O(8) atom to form MnO5 trigonal bipyramids that share  a cornercorner with one Dy(2)O7 pentagonal bipyramid, corners with six equivalent Mn(1)O5 trigonal bipyramids, and  an edgeedge with one Dy(3)O7 pentagonal bipyramid. In the second Mn site, Mn(2) is bonded to one O(1), one O(10), one O(4), one O(5), and one O(9) atom to form MnO5 trigonal bipyramids that share  a cornercorner with one Dy(3)O7 pentagonal bipyramid, corners with six equivalent Mn(2)O5 trigonal bipyramids, and  an edgeedge with one Dy(2)O7 pentagonal bipyramid. There are ten inequivalent O sites. In the first O site, O(1) is bonded to one Dy(2); two equivalent Y(1,2); and one Mn(2) atom to form distorted ODyY2Mn tetrahedra that share  a cornercorner with one O(4)Dy2YMn tetrahedra, corners with three equivalent O(3)DyY2Mn tetrahedra, corners with six equivalent O(1)DyY2Mn tetrahedra,  a cornercorner with one O(10)DyMn3 trigonal pyramid,  a cornercorner with one O(7)YMn3 trigonal pyramid,  a cornercorner with one O(8)YMn3 trigonal pyramid,  a cornercorner with one O(9)YMn3 trigonal pyramid, edges with three equivalent O(3)DyY2Mn tetrahedra, and  an edgeedge with one O(5)DyMn3 trigonal pyramid. In the second O site, O(2) is bonded to one Dy(1), one Dy(3), one Y(3), and one Mn(1) atom to form distorted ODy2YMn tetrahedra that share  a cornercorner with one O(3)DyY2Mn tetrahedra, corners with three equivalent O(4)Dy2YMn tetrahedra, corners with six equivalent O(2)Dy2YMn tetrahedra,  a cornercorner with one O(10)DyMn3 trigonal pyramid,  a cornercorner with one O(7)YMn3 trigonal pyramid,  a cornercorner with one O(8)YMn3 trigonal pyramid,  a cornercorner with one O(9)YMn3 trigonal pyramid, edges with three equivalent O(4)Dy2YMn tetrahedra, and  an edgeedge with one O(6)DyMn3 trigonal pyramid. In the third O site, O(3) is bonded to one Dy(2); two equivalent Y(1,2); and one Mn(1) atom to form ODyY2Mn tetrahedra that share  a cornercorner with one O(2)Dy2YMn tetrahedra, corners with three equivalent O(1)DyY2Mn tetrahedra, corners with six equivalent O(3)DyY2Mn tetrahedra,  a cornercorner with one O(5)DyMn3 trigonal pyramid,  a cornercorner with one O(6)DyMn3 trigonal pyramid, edges with three equivalent O(1)DyY2Mn tetrahedra,  an edgeedge with one O(7)YMn3 trigonal pyramid, and  an edgeedge with one O(8)YMn3 trigonal pyramid. In the fourth O site, O(4) is bonded to one Dy(1), one Dy(3), one Y(3), and one Mn(2) atom to form ODy2YMn tetrahedra that share  a cornercorner with one O(1)DyY2Mn tetrahedra, corners with three equivalent O(2)Dy2YMn tetrahedra, corners with six equivalent O(4)Dy2YMn tetrahedra,  a cornercorner with one O(5)DyMn3 trigonal pyramid,  a cornercorner with one O(6)DyMn3 trigonal pyramid, edges with three equivalent O(2)Dy2YMn tetrahedra,  an edgeedge with one O(10)DyMn3 trigonal pyramid, and  an edgeedge with one O(9)YMn3 trigonal pyramid. In the fifth O site, O(5) is bonded to one Dy(2) and three equivalent Mn(2) atoms to form ODyMn3 trigonal pyramids that share corners with three equivalent O(4)Dy2YMn tetrahedra, corners with three equivalent O(3)DyY2Mn tetrahedra, corners with three equivalent O(10)DyMn3 trigonal pyramids, corners with three equivalent O(9)YMn3 trigonal pyramids, and edges with three equivalent O(1)DyY2Mn tetrahedra. In the sixth O site, O(6) is bonded to one Dy(3) and three equivalent Mn(1) atoms to form ODyMn3 trigonal pyramids that share corners with three equivalent O(4)Dy2YMn tetrahedra, corners with three equivalent O(3)DyY2Mn tetrahedra, corners with three equivalent O(7)YMn3 trigonal pyramids, corners with three equivalent O(8)YMn3 trigonal pyramids, and edges with three equivalent O(2)Dy2YMn tetrahedra. In the seventh O site, O(7) is bonded to one Y(1,2) and three equivalent Mn(1) atoms to form OYMn3 trigonal pyramids that share corners with three equivalent O(2)Dy2YMn tetrahedra, corners with three equivalent O(1)DyY2Mn tetrahedra, corners with three equivalent O(6)DyMn3 trigonal pyramids, corners with three equivalent O(8)YMn3 trigonal pyramids, and edges with three equivalent O(3)DyY2Mn tetrahedra. In the eighth O site, O(8) is bonded to one Y(1,2) and three equivalent Mn(1) atoms to form OYMn3 trigonal pyramids that share corners with three equivalent O(2)Dy2YMn tetrahedra, corners with three equivalent O(1)DyY2Mn tetrahedra, corners with three equivalent O(6)DyMn3 trigonal pyramids, corners with three equivalent O(7)YMn3 trigonal pyramids, and edges with three equivalent O(3)DyY2Mn tetrahedra. In the ninth O site, O(9) is bonded to one Y(3) and three equivalent Mn(2) atoms to form OYMn3 trigonal pyramids that share corners with three equivalent O(2)Dy2YMn tetrahedra, corners with three equivalent O(1)DyY2Mn tetrahedra, corners with three equivalent O(10)DyMn3 trigonal pyramids, corners with three equivalent O(5)DyMn3 trigonal pyramids, and edges with three equivalent O(4)Dy2YMn tetrahedra. In the tenth O site, O(10) is bonded to one Dy(1) and three equivalent Mn(2) atoms to form ODyMn3 trigonal pyramids that share corners with three equivalent O(2)Dy2YMn tetrahedra, corners with three equivalent O(1)DyY2Mn tetrahedra, corners with three equivalent O(5)DyMn3 trigonal pyramids, corners with three equivalent O(9)YMn3 trigonal pyramids, and edges with three equivalent O(4)Dy2YMn tetrahedra. is represented by the CIF card [CIF]
data_DyYMn2O6
_symmetry_space_group_name_H-M   'P 1'
_cell_length_a   6.229
_cell_length_b   6.229
_cell_length_c   11.572
_cell_angle_alpha   90.000
_cell_angle_beta   90.000
_cell_angle_gamma   120.000
_symmetry_Int_Tables_number   1
_cell_volume   388.910
_cell_formula_units_Z   3
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
  Dy  Dy0  1  0.333  0.667  0.231  1.0
  Dy  Dy1  1  0.667  0.333  0.774  1.0
  Dy  Dy2  1  0.667  0.333  0.274  1.0
  Y  Y3  1  0.333  0.667  0.731  1.0
  Y  Y4  1  0.000  0.000  0.731  1.0
  Y  Y5  1  0.000  0.000  0.231  1.0
  Mn  Mn6  1  0.667  0.667  0.499  1.0
  Mn  Mn7  1  0.333  1.000  0.499  1.0
  Mn  Mn8  1  0.000  0.333  0.499  1.0
  Mn  Mn9  1  0.667  1.000  0.999  1.0
  Mn  Mn10  1  0.000  0.667  0.999  1.0
  Mn  Mn11  1  0.333  0.333  0.999  1.0
  O  O12  1  0.667  0.975  0.835  1.0
  O  O13  1  0.025  0.692  0.835  1.0
  O  O14  1  0.308  0.333  0.835  1.0
  O  O15  1  0.666  0.692  0.335  1.0
  O  O16  1  0.308  0.974  0.335  1.0
  O  O17  1  0.026  0.334  0.335  1.0
  O  O18  1  0.667  0.640  0.664  1.0
  O  O19  1  0.360  0.026  0.664  1.0
  O  O20  1  0.974  0.333  0.664  1.0
  O  O21  1  0.666  0.026  0.164  1.0
  O  O22  1  0.974  0.640  0.164  1.0
  O  O23  1  0.360  0.334  0.164  1.0
  O  O24  1  0.667  0.333  0.975  1.0
  O  O25  1  0.667  0.333  0.474  1.0
  O  O26  1  0.333  0.667  0.519  1.0
  O  O27  1  0.000  0.000  0.519  1.0
  O  O28  1  0.000  0.000  0.019  1.0
  O  O29  1  0.333  0.667  0.020  1.0
[/CIF]
.