The material structure described by MgY14(ReO14)2 crystallizes in the triclinic P1 space group. Mg(1) is bonded to one O(1), one O(13), one O(16), one O(19), one O(27), and one O(9) atom to form distorted MgO6 pentagonal pyramids that share corners with two equivalent Y(9)O8 hexagonal bipyramids, corners with two equivalent Y(5)O6 octahedra, and  an edgeedge with one Re(1)O6 octahedra. The corner-sharing octahedral tilt angles are 11°. There are fourteen inequivalent Y sites. In the first Y site, Y(1) is bonded in a body-centered cubic geometry to one O(17), one O(18), one O(22), one O(23), one O(3), one O(5), one O(7), and one O(8) atom. In the second Y site, Y(2) is bonded in a 4-coordinate geometry to one O(1), one O(12), one O(19), one O(2), one O(27), one O(28), and one O(6) atom. In the third Y site, Y(3) is bonded to one O(11), one O(14), one O(17), one O(18), one O(7), and one O(8) atom to form distorted YO6 octahedra that share corners with two equivalent Re(1)O6 octahedra,  a cornercorner with one Y(12)O7 pentagonal bipyramid, and  a cornercorner with one Y(6)O7 pentagonal bipyramid. The corner-sharing octahedral tilt angles range from 49-53°. In the fourth Y site, Y(4) is bonded in a 7-coordinate geometry to one O(1), one O(14), one O(16), one O(17), one O(19), one O(21), and one O(22) atom. In the fifth Y site, Y(5) is bonded to one O(19), one O(2), one O(24), one O(27), one O(4), and one O(6) atom to form distorted YO6 octahedra that share corners with two equivalent Re(2)O6 octahedra, corners with two equivalent Mg(1)O6 pentagonal pyramids,  an edgeedge with one Y(12)O7 pentagonal bipyramid, and  an edgeedge with one Y(6)O7 pentagonal bipyramid. The corner-sharing octahedral tilt angles are 49°. In the sixth Y site, Y(6) is bonded to one O(10), one O(12), one O(26), one O(3), one O(4), one O(6), and one O(8) atom to form distorted YO7 pentagonal bipyramids that share  a cornercorner with one Y(3)O6 octahedra,  a cornercorner with one Re(1)O6 octahedra,  a cornercorner with one Y(12)O7 pentagonal bipyramid,  an edgeedge with one Y(9)O8 hexagonal bipyramid,  an edgeedge with one Y(5)O6 octahedra,  an edgeedge with one Re(2)O6 octahedra, and  an edgeedge with one Y(12)O7 pentagonal bipyramid. The corner-sharing octahedral tilt angles range from 46-55°. In the seventh Y site, Y(7) is bonded in a 7-coordinate geometry to one O(1), one O(14), one O(22), one O(25), one O(27), one O(7), and one O(9) atom. In the eighth Y site, Y(8) is bonded in a 7-coordinate geometry to one O(10), one O(11), one O(26), one O(28), one O(5), one O(6), and one O(8) atom. In the ninth Y site, Y(9) is bonded to one O(1), one O(12), one O(13), one O(20), one O(21), one O(25), one O(26), and one O(28) atom to form distorted YO8 hexagonal bipyramids that share corners with two equivalent Mg(1)O6 pentagonal pyramids, edges with two equivalent Re(2)O6 octahedra,  an edgeedge with one Y(12)O7 pentagonal bipyramid, and  an edgeedge with one Y(6)O7 pentagonal bipyramid. In the tenth Y site, Y(10) is bonded in a 7-coordinate geometry to one O(13), one O(16), one O(17), one O(19), one O(21), one O(23), and one O(24) atom. In the eleventh Y site, Y(11) is bonded in a 7-coordinate geometry to one O(11), one O(15), one O(18), one O(2), one O(20), one O(28), and one O(5) atom. In the twelfth Y site, Y(12) is bonded to one O(12), one O(15), one O(18), one O(2), one O(20), one O(3), and one O(4) atom to form distorted YO7 pentagonal bipyramids that share  a cornercorner with one Y(3)O6 octahedra,  a cornercorner with one Re(1)O6 octahedra,  a cornercorner with one Y(6)O7 pentagonal bipyramid,  an edgeedge with one Y(9)O8 hexagonal bipyramid,  an edgeedge with one Y(5)O6 octahedra,  an edgeedge with one Re(2)O6 octahedra, and  an edgeedge with one Y(6)O7 pentagonal bipyramid. The corner-sharing octahedral tilt angles range from 46-55°. In the thirteenth Y site, Y(13) is bonded in a 8-coordinate geometry to one O(10), one O(15), one O(16), one O(22), one O(23), one O(3), one O(5), and one O(9) atom. In the fourteenth Y site, Y(14) is bonded in a 7-coordinate geometry to one O(13), one O(23), one O(24), one O(25), one O(27), one O(7), and one O(9) atom. There are two inequivalent Re sites. In the first Re site, Re(1) is bonded to one O(10), one O(11), one O(14), one O(15), one O(16), and one O(9) atom to form ReO6 octahedra that share corners with two equivalent Y(3)O6 octahedra,  a cornercorner with one Y(12)O7 pentagonal bipyramid,  a cornercorner with one Y(6)O7 pentagonal bipyramid, and  an edgeedge with one Mg(1)O6 pentagonal pyramid. The corner-sharing octahedral tilt angles range from 49-53°. In the second Re site, Re(2) is bonded to one O(20), one O(21), one O(24), one O(25), one O(26), and one O(4) atom to form ReO6 octahedra that share corners with two equivalent Y(5)O6 octahedra, edges with two equivalent Y(9)O8 hexagonal bipyramids,  an edgeedge with one Y(12)O7 pentagonal bipyramid, and  an edgeedge with one Y(6)O7 pentagonal bipyramid. The corner-sharing octahedral tilt angles are 49°. There are twenty-eight inequivalent O sites. In the first O site, O(1) is bonded in a 5-coordinate geometry to one Mg(1), one Y(2), one Y(4), one Y(7), and one Y(9) atom. In the second O site, O(2) is bonded to one Y(11), one Y(12), one Y(2), and one Y(5) atom to form OY4 tetrahedra that share  a cornercorner with one O(11)Y3Re tetrahedra,  a cornercorner with one O(24)Y3Re tetrahedra,  a cornercorner with one O(3)Y4 tetrahedra,  a cornercorner with one O(5)Y4 tetrahedra, corners with two equivalent O(18)Y4 tetrahedra, corners with two equivalent O(6)Y4 tetrahedra,  an edgeedge with one O(4)Y3Re tetrahedra,  an edgeedge with one O(12)Y4 tetrahedra, and  an edgeedge with one O(28)Y4 tetrahedra. In the third O site, O(3) is bonded to one Y(1), one Y(12), one Y(13), and one Y(6) atom to form OY4 tetrahedra that share  a cornercorner with one O(17)Y4 tetrahedra,  a cornercorner with one O(2)Y4 tetrahedra,  a cornercorner with one O(6)Y4 tetrahedra,  a cornercorner with one O(7)Y4 tetrahedra, corners with two equivalent O(12)Y4 tetrahedra, corners with two equivalent O(23)Y4 tetrahedra, corners with two equivalent O(5)Y4 tetrahedra,  an edgeedge with one O(4)Y3Re tetrahedra,  an edgeedge with one O(18)Y4 tetrahedra,  an edgeedge with one O(22)Y4 tetrahedra, and  an edgeedge with one O(8)Y4 tetrahedra. In the fourth O site, O(4) is bonded to one Y(12), one Y(5), one Y(6), and one Re(2) atom to form distorted OY3Re tetrahedra that share  a cornercorner with one O(18)Y4 tetrahedra,  a cornercorner with one O(8)Y4 tetrahedra, corners with two equivalent O(24)Y3Re tetrahedra, corners with two equivalent O(12)Y4 tetrahedra,  a cornercorner with one O(21)Y3Re trigonal pyramid,  a cornercorner with one O(25)Y3Re trigonal pyramid,  an edgeedge with one O(2)Y4 tetrahedra,  an edgeedge with one O(3)Y4 tetrahedra, and  an edgeedge with one O(6)Y4 tetrahedra. In the fifth O site, O(5) is bonded to one Y(1), one Y(11), one Y(13), and one Y(8) atom to form OY4 tetrahedra that share  a cornercorner with one O(17)Y4 tetrahedra,  a cornercorner with one O(2)Y4 tetrahedra,  a cornercorner with one O(6)Y4 tetrahedra,  a cornercorner with one O(7)Y4 tetrahedra, corners with two equivalent O(11)Y3Re tetrahedra, corners with two equivalent O(22)Y4 tetrahedra, corners with two equivalent O(28)Y4 tetrahedra, corners with two equivalent O(3)Y4 tetrahedra,  an edgeedge with one O(18)Y4 tetrahedra,  an edgeedge with one O(23)Y4 tetrahedra, and  an edgeedge with one O(8)Y4 tetrahedra. In the sixth O site, O(6) is bonded to one Y(2), one Y(5), one Y(6), and one Y(8) atom to form OY4 tetrahedra that share  a cornercorner with one O(11)Y3Re tetrahedra,  a cornercorner with one O(24)Y3Re tetrahedra,  a cornercorner with one O(3)Y4 tetrahedra,  a cornercorner with one O(5)Y4 tetrahedra, corners with two equivalent O(2)Y4 tetrahedra, corners with two equivalent O(8)Y4 tetrahedra,  an edgeedge with one O(4)Y3Re tetrahedra,  an edgeedge with one O(12)Y4 tetrahedra, and  an edgeedge with one O(28)Y4 tetrahedra. In the seventh O site, O(7) is bonded to one Y(1), one Y(14), one Y(3), and one Y(7) atom to form OY4 tetrahedra that share  a cornercorner with one O(11)Y3Re tetrahedra,  a cornercorner with one O(24)Y3Re tetrahedra,  a cornercorner with one O(3)Y4 tetrahedra,  a cornercorner with one O(5)Y4 tetrahedra, corners with two equivalent O(17)Y4 tetrahedra, corners with two equivalent O(18)Y4 tetrahedra,  an edgeedge with one O(14)Y3Re tetrahedra,  an edgeedge with one O(22)Y4 tetrahedra,  an edgeedge with one O(23)Y4 tetrahedra,  an edgeedge with one O(8)Y4 tetrahedra, and  an edgeedge with one O(25)Y3Re trigonal pyramid. In the eighth O site, O(8) is bonded to one Y(1), one Y(3), one Y(6), and one Y(8) atom to form OY4 tetrahedra that share  a cornercorner with one O(14)Y3Re tetrahedra,  a cornercorner with one O(4)Y3Re tetrahedra,  a cornercorner with one O(12)Y4 tetrahedra,  a cornercorner with one O(22)Y4 tetrahedra,  a cornercorner with one O(23)Y4 tetrahedra,  a cornercorner with one O(28)Y4 tetrahedra, corners with two equivalent O(17)Y4 tetrahedra, corners with two equivalent O(18)Y4 tetrahedra, corners with two equivalent O(6)Y4 tetrahedra,  an edgeedge with one O(11)Y3Re tetrahedra,  an edgeedge with one O(3)Y4 tetrahedra,  an edgeedge with one O(5)Y4 tetrahedra, and  an edgeedge with one O(7)Y4 tetrahedra. In the ninth O site, O(9) is bonded in a 5-coordinate geometry to one Mg(1), one Y(13), one Y(14), one Y(7), and one Re(1) atom. In the tenth O site, O(10) is bonded in a 4-coordinate geometry to one Y(13), one Y(6), one Y(8), and one Re(1) atom. In the eleventh O site, O(11) is bonded to one Y(11), one Y(3), one Y(8), and one Re(1) atom to form distorted OY3Re tetrahedra that share  a cornercorner with one O(17)Y4 tetrahedra,  a cornercorner with one O(2)Y4 tetrahedra,  a cornercorner with one O(6)Y4 tetrahedra,  a cornercorner with one O(7)Y4 tetrahedra, corners with two equivalent O(14)Y3Re tetrahedra, corners with two equivalent O(5)Y4 tetrahedra,  an edgeedge with one O(18)Y4 tetrahedra,  an edgeedge with one O(28)Y4 tetrahedra, and  an edgeedge with one O(8)Y4 tetrahedra. In the twelfth O site, O(12) is bonded to one Y(12), one Y(2), one Y(6), and one Y(9) atom to form OY4 tetrahedra that share  a cornercorner with one O(18)Y4 tetrahedra,  a cornercorner with one O(8)Y4 tetrahedra, corners with two equivalent O(4)Y3Re tetrahedra, corners with two equivalent O(28)Y4 tetrahedra, corners with two equivalent O(3)Y4 tetrahedra,  a cornercorner with one O(21)Y3Re trigonal pyramid,  a cornercorner with one O(25)Y3Re trigonal pyramid,  an edgeedge with one O(2)Y4 tetrahedra, and  an edgeedge with one O(6)Y4 tetrahedra. In the thirteenth O site, O(13) is bonded in a 4-coordinate geometry to one Mg(1), one Y(10), one Y(14), and one Y(9) atom. In the fourteenth O site, O(14) is bonded to one Y(3), one Y(4), one Y(7), and one Re(1) atom to form distorted OY3Re tetrahedra that share  a cornercorner with one O(18)Y4 tetrahedra,  a cornercorner with one O(8)Y4 tetrahedra, corners with two equivalent O(11)Y3Re tetrahedra, corners with two equivalent O(22)Y4 tetrahedra,  a cornercorner with one O(21)Y3Re trigonal pyramid,  a cornercorner with one O(25)Y3Re trigonal pyramid,  an edgeedge with one O(17)Y4 tetrahedra, and  an edgeedge with one O(7)Y4 tetrahedra. In the fifteenth O site, O(15) is bonded in a 4-coordinate geometry to one Y(11), one Y(12), one Y(13), and one Re(1) atom. In the sixteenth O site, O(16) is bonded in a 5-coordinate geometry to one Mg(1), one Y(10), one Y(13), one Y(4), and one Re(1) atom. In the seventeenth O site, O(17) is bonded to one Y(1), one Y(10), one Y(3), and one Y(4) atom to form OY4 tetrahedra that share  a cornercorner with one O(11)Y3Re tetrahedra,  a cornercorner with one O(24)Y3Re tetrahedra,  a cornercorner with one O(3)Y4 tetrahedra,  a cornercorner with one O(5)Y4 tetrahedra, corners with two equivalent O(7)Y4 tetrahedra, corners with two equivalent O(8)Y4 tetrahedra,  an edgeedge with one O(14)Y3Re tetrahedra,  an edgeedge with one O(18)Y4 tetrahedra,  an edgeedge with one O(22)Y4 tetrahedra,  an edgeedge with one O(23)Y4 tetrahedra, and  an edgeedge with one O(21)Y3Re trigonal pyramid. In the eighteenth O site, O(18) is bonded to one Y(1), one Y(11), one Y(12), and one Y(3) atom to form OY4 tetrahedra that share  a cornercorner with one O(14)Y3Re tetrahedra,  a cornercorner with one O(4)Y3Re tetrahedra,  a cornercorner with one O(12)Y4 tetrahedra,  a cornercorner with one O(22)Y4 tetrahedra,  a cornercorner with one O(23)Y4 tetrahedra,  a cornercorner with one O(28)Y4 tetrahedra, corners with two equivalent O(2)Y4 tetrahedra, corners with two equivalent O(7)Y4 tetrahedra, corners with two equivalent O(8)Y4 tetrahedra,  an edgeedge with one O(11)Y3Re tetrahedra,  an edgeedge with one O(17)Y4 tetrahedra,  an edgeedge with one O(3)Y4 tetrahedra, and  an edgeedge with one O(5)Y4 tetrahedra. In the nineteenth O site, O(19) is bonded in a 5-coordinate geometry to one Mg(1), one Y(10), one Y(2), one Y(4), and one Y(5) atom. In the twentieth O site, O(20) is bonded in a 4-coordinate geometry to one Y(11), one Y(12), one Y(9), and one Re(2) atom. In the twenty-first O site, O(21) is bonded to one Y(10), one Y(4), one Y(9), and one Re(2) atom to form distorted OY3Re trigonal pyramids that share  a cornercorner with one O(14)Y3Re tetrahedra,  a cornercorner with one O(4)Y3Re tetrahedra,  a cornercorner with one O(12)Y4 tetrahedra,  a cornercorner with one O(22)Y4 tetrahedra,  a cornercorner with one O(23)Y4 tetrahedra,  a cornercorner with one O(28)Y4 tetrahedra, corners with two equivalent O(25)Y3Re trigonal pyramids,  an edgeedge with one O(24)Y3Re tetrahedra, and  an edgeedge with one O(17)Y4 tetrahedra. In the twenty-second O site, O(22) is bonded to one Y(1), one Y(13), one Y(4), and one Y(7) atom to form distorted OY4 tetrahedra that share  a cornercorner with one O(18)Y4 tetrahedra,  a cornercorner with one O(8)Y4 tetrahedra, corners with two equivalent O(14)Y3Re tetrahedra, corners with two equivalent O(23)Y4 tetrahedra, corners with two equivalent O(5)Y4 tetrahedra,  a cornercorner with one O(21)Y3Re trigonal pyramid,  a cornercorner with one O(25)Y3Re trigonal pyramid,  an edgeedge with one O(17)Y4 tetrahedra,  an edgeedge with one O(3)Y4 tetrahedra, and  an edgeedge with one O(7)Y4 tetrahedra. In the twenty-third O site, O(23) is bonded to one Y(1), one Y(10), one Y(13), and one Y(14) atom to form OY4 tetrahedra that share  a cornercorner with one O(18)Y4 tetrahedra,  a cornercorner with one O(8)Y4 tetrahedra, corners with two equivalent O(22)Y4 tetrahedra, corners with two equivalent O(3)Y4 tetrahedra,  a cornercorner with one O(21)Y3Re trigonal pyramid,  a cornercorner with one O(25)Y3Re trigonal pyramid,  an edgeedge with one O(24)Y3Re tetrahedra,  an edgeedge with one O(17)Y4 tetrahedra,  an edgeedge with one O(5)Y4 tetrahedra, and  an edgeedge with one O(7)Y4 tetrahedra. In the twenty-fourth O site, O(24) is bonded to one Y(10), one Y(14), one Y(5), and one Re(2) atom to form distorted OY3Re tetrahedra that share  a cornercorner with one O(17)Y4 tetrahedra,  a cornercorner with one O(2)Y4 tetrahedra,  a cornercorner with one O(6)Y4 tetrahedra,  a cornercorner with one O(7)Y4 tetrahedra, corners with two equivalent O(4)Y3Re tetrahedra,  an edgeedge with one O(23)Y4 tetrahedra,  an edgeedge with one O(21)Y3Re trigonal pyramid, and  an edgeedge with one O(25)Y3Re trigonal pyramid. In the twenty-fifth O site, O(25) is bonded to one Y(14), one Y(7), one Y(9), and one Re(2) atom to form distorted OY3Re trigonal pyramids that share  a cornercorner with one O(14)Y3Re tetrahedra,  a cornercorner with one O(4)Y3Re tetrahedra,  a cornercorner with one O(12)Y4 tetrahedra,  a cornercorner with one O(22)Y4 tetrahedra,  a cornercorner with one O(23)Y4 tetrahedra,  a cornercorner with one O(28)Y4 tetrahedra, corners with two equivalent O(21)Y3Re trigonal pyramids,  an edgeedge with one O(24)Y3Re tetrahedra, and  an edgeedge with one O(7)Y4 tetrahedra. In the twenty-sixth O site, O(26) is bonded in a 4-coordinate geometry to one Y(6), one Y(8), one Y(9), and one Re(2) atom. In the twenty-seventh O site, O(27) is bonded in a 5-coordinate geometry to one Mg(1), one Y(14), one Y(2), one Y(5), and one Y(7) atom. In the twenty-eighth O site, O(28) is bonded to one Y(11), one Y(2), one Y(8), and one Y(9) atom to form OY4 tetrahedra that share  a cornercorner with one O(18)Y4 tetrahedra,  a cornercorner with one O(8)Y4 tetrahedra, corners with two equivalent O(12)Y4 tetrahedra, corners with two equivalent O(5)Y4 tetrahedra,  a cornercorner with one O(21)Y3Re trigonal pyramid,  a cornercorner with one O(25)Y3Re trigonal pyramid,  an edgeedge with one O(11)Y3Re tetrahedra,  an edgeedge with one O(2)Y4 tetrahedra, and  an edgeedge with one O(6)Y4 tetrahedra. is represented by the CIF card [CIF]
data_Y14Mg(ReO14)2
_symmetry_space_group_name_H-M   'P 1'
_cell_length_a   7.613
_cell_length_b   15.184
_cell_length_c   13.133
_cell_angle_alpha   30.312
_cell_angle_beta   54.557
_cell_angle_gamma   59.903
_symmetry_Int_Tables_number   1
_cell_volume   624.188
_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
  Y  Y0  1  0.009  0.996  0.995  1.0
  Y  Y1  1  0.960  0.496  0.044  1.0
  Y  Y2  1  0.500  0.991  0.009  1.0
  Y  Y3  1  0.514  0.243  0.986  1.0
  Y  Y4  1  0.503  0.499  0.998  1.0
  Y  Y5  1  0.493  0.233  0.502  1.0
  Y  Y6  1  0.029  0.244  0.985  1.0
  Y  Y7  1  0.503  0.748  0.016  1.0
  Y  Y8  1  0.011  0.005  0.484  1.0
  Y  Y9  1  0.518  0.774  0.489  1.0
  Y  Y10  1  0.969  0.748  0.017  1.0
  Y  Y11  1  0.036  0.234  0.502  1.0
  Y  Y12  1  0.006  0.498  0.496  1.0
  Y  Y13  1  0.956  0.773  0.489  1.0
  Mg  Mg14  1  0.219  0.524  0.756  1.0
  Re  Re15  1  0.505  0.492  0.502  1.0
  Re  Re16  1  0.498  0.999  0.503  1.0
  O  O17  1  0.150  0.249  0.101  1.0
  O  O18  1  0.129  0.508  0.133  1.0
  O  O19  1  0.138  0.255  0.608  1.0
  O  O20  1  0.418  0.230  0.352  1.0
  O  O21  1  0.138  0.734  0.129  1.0
  O  O22  1  0.589  0.508  0.133  1.0
  O  O23  1  0.133  0.989  0.138  1.0
  O  O24  1  0.410  0.011  0.854  1.0
  O  O25  1  0.202  0.553  0.576  1.0
  O  O26  1  0.402  0.446  0.452  1.0
  O  O27  1  0.591  0.721  0.188  1.0
  O  O28  1  0.867  0.226  0.407  1.0
  O  O29  1  0.155  0.779  0.566  1.0
  O  O30  1  0.421  0.265  0.814  1.0
  O  O31  1  0.802  0.447  0.452  1.0
  O  O32  1  0.539  0.554  0.575  1.0
  O  O33  1  0.613  0.989  0.138  1.0
  O  O34  1  0.861  0.011  0.854  1.0
  O  O35  1  0.383  0.497  0.872  1.0
  O  O36  1  0.201  0.949  0.666  1.0
  O  O37  1  0.426  0.050  0.334  1.0
  O  O38  1  0.867  0.280  0.853  1.0
  O  O39  1  0.869  0.727  0.404  1.0
  O  O40  1  0.582  0.771  0.647  1.0
  O  O41  1  0.805  0.051  0.333  1.0
  O  O42  1  0.572  0.950  0.665  1.0
  O  O43  1  0.877  0.497  0.872  1.0
  O  O44  1  0.871  0.767  0.862  1.0
[/CIF]
.
The material structure described by MgY14(ReO14)2 crystallizes in the triclinic P1 space group. Mg(1) is bonded to one O(1), one O(13), one O(16), one O(19), one O(27), and one O(9) atom to form distorted MgO6 pentagonal pyramids that share corners with two equivalent Y(9)O8 hexagonal bipyramids, corners with two equivalent Y(5)O6 octahedra, and  an edgeedge with one Re(1)O6 octahedra. The corner-sharing octahedral tilt angles are 11°. There are fourteen inequivalent Y sites. In the first Y site, Y(1) is bonded in a body-centered cubic geometry to one O(17), one O(18), one O(22), one O(23), one O(3), one O(5), one O(7), and one O(8) atom. In the second Y site, Y(2) is bonded in a 4-coordinate geometry to one O(1), one O(12), one O(19), one O(2), one O(27), one O(28), and one O(6) atom. In the third Y site, Y(3) is bonded to one O(11), one O(14), one O(17), one O(18), one O(7), and one O(8) atom to form distorted YO6 octahedra that share corners with two equivalent Re(1)O6 octahedra,  a cornercorner with one Y(12)O7 pentagonal bipyramid, and  a cornercorner with one Y(6)O7 pentagonal bipyramid. The corner-sharing octahedral tilt angles range from 49-53°. In the fourth Y site, Y(4) is bonded in a 7-coordinate geometry to one O(1), one O(14), one O(16), one O(17), one O(19), one O(21), and one O(22) atom. In the fifth Y site, Y(5) is bonded to one O(19), one O(2), one O(24), one O(27), one O(4), and one O(6) atom to form distorted YO6 octahedra that share corners with two equivalent Re(2)O6 octahedra, corners with two equivalent Mg(1)O6 pentagonal pyramids,  an edgeedge with one Y(12)O7 pentagonal bipyramid, and  an edgeedge with one Y(6)O7 pentagonal bipyramid. The corner-sharing octahedral tilt angles are 49°. In the sixth Y site, Y(6) is bonded to one O(10), one O(12), one O(26), one O(3), one O(4), one O(6), and one O(8) atom to form distorted YO7 pentagonal bipyramids that share  a cornercorner with one Y(3)O6 octahedra,  a cornercorner with one Re(1)O6 octahedra,  a cornercorner with one Y(12)O7 pentagonal bipyramid,  an edgeedge with one Y(9)O8 hexagonal bipyramid,  an edgeedge with one Y(5)O6 octahedra,  an edgeedge with one Re(2)O6 octahedra, and  an edgeedge with one Y(12)O7 pentagonal bipyramid. The corner-sharing octahedral tilt angles range from 46-55°. In the seventh Y site, Y(7) is bonded in a 7-coordinate geometry to one O(1), one O(14), one O(22), one O(25), one O(27), one O(7), and one O(9) atom. In the eighth Y site, Y(8) is bonded in a 7-coordinate geometry to one O(10), one O(11), one O(26), one O(28), one O(5), one O(6), and one O(8) atom. In the ninth Y site, Y(9) is bonded to one O(1), one O(12), one O(13), one O(20), one O(21), one O(25), one O(26), and one O(28) atom to form distorted YO8 hexagonal bipyramids that share corners with two equivalent Mg(1)O6 pentagonal pyramids, edges with two equivalent Re(2)O6 octahedra,  an edgeedge with one Y(12)O7 pentagonal bipyramid, and  an edgeedge with one Y(6)O7 pentagonal bipyramid. In the tenth Y site, Y(10) is bonded in a 7-coordinate geometry to one O(13), one O(16), one O(17), one O(19), one O(21), one O(23), and one O(24) atom. In the eleventh Y site, Y(11) is bonded in a 7-coordinate geometry to one O(11), one O(15), one O(18), one O(2), one O(20), one O(28), and one O(5) atom. In the twelfth Y site, Y(12) is bonded to one O(12), one O(15), one O(18), one O(2), one O(20), one O(3), and one O(4) atom to form distorted YO7 pentagonal bipyramids that share  a cornercorner with one Y(3)O6 octahedra,  a cornercorner with one Re(1)O6 octahedra,  a cornercorner with one Y(6)O7 pentagonal bipyramid,  an edgeedge with one Y(9)O8 hexagonal bipyramid,  an edgeedge with one Y(5)O6 octahedra,  an edgeedge with one Re(2)O6 octahedra, and  an edgeedge with one Y(6)O7 pentagonal bipyramid. The corner-sharing octahedral tilt angles range from 46-55°. In the thirteenth Y site, Y(13) is bonded in a 8-coordinate geometry to one O(10), one O(15), one O(16), one O(22), one O(23), one O(3), one O(5), and one O(9) atom. In the fourteenth Y site, Y(14) is bonded in a 7-coordinate geometry to one O(13), one O(23), one O(24), one O(25), one O(27), one O(7), and one O(9) atom. There are two inequivalent Re sites. In the first Re site, Re(1) is bonded to one O(10), one O(11), one O(14), one O(15), one O(16), and one O(9) atom to form ReO6 octahedra that share corners with two equivalent Y(3)O6 octahedra,  a cornercorner with one Y(12)O7 pentagonal bipyramid,  a cornercorner with one Y(6)O7 pentagonal bipyramid, and  an edgeedge with one Mg(1)O6 pentagonal pyramid. The corner-sharing octahedral tilt angles range from 49-53°. In the second Re site, Re(2) is bonded to one O(20), one O(21), one O(24), one O(25), one O(26), and one O(4) atom to form ReO6 octahedra that share corners with two equivalent Y(5)O6 octahedra, edges with two equivalent Y(9)O8 hexagonal bipyramids,  an edgeedge with one Y(12)O7 pentagonal bipyramid, and  an edgeedge with one Y(6)O7 pentagonal bipyramid. The corner-sharing octahedral tilt angles are 49°. There are twenty-eight inequivalent O sites. In the first O site, O(1) is bonded in a 5-coordinate geometry to one Mg(1), one Y(2), one Y(4), one Y(7), and one Y(9) atom. In the second O site, O(2) is bonded to one Y(11), one Y(12), one Y(2), and one Y(5) atom to form OY4 tetrahedra that share  a cornercorner with one O(11)Y3Re tetrahedra,  a cornercorner with one O(24)Y3Re tetrahedra,  a cornercorner with one O(3)Y4 tetrahedra,  a cornercorner with one O(5)Y4 tetrahedra, corners with two equivalent O(18)Y4 tetrahedra, corners with two equivalent O(6)Y4 tetrahedra,  an edgeedge with one O(4)Y3Re tetrahedra,  an edgeedge with one O(12)Y4 tetrahedra, and  an edgeedge with one O(28)Y4 tetrahedra. In the third O site, O(3) is bonded to one Y(1), one Y(12), one Y(13), and one Y(6) atom to form OY4 tetrahedra that share  a cornercorner with one O(17)Y4 tetrahedra,  a cornercorner with one O(2)Y4 tetrahedra,  a cornercorner with one O(6)Y4 tetrahedra,  a cornercorner with one O(7)Y4 tetrahedra, corners with two equivalent O(12)Y4 tetrahedra, corners with two equivalent O(23)Y4 tetrahedra, corners with two equivalent O(5)Y4 tetrahedra,  an edgeedge with one O(4)Y3Re tetrahedra,  an edgeedge with one O(18)Y4 tetrahedra,  an edgeedge with one O(22)Y4 tetrahedra, and  an edgeedge with one O(8)Y4 tetrahedra. In the fourth O site, O(4) is bonded to one Y(12), one Y(5), one Y(6), and one Re(2) atom to form distorted OY3Re tetrahedra that share  a cornercorner with one O(18)Y4 tetrahedra,  a cornercorner with one O(8)Y4 tetrahedra, corners with two equivalent O(24)Y3Re tetrahedra, corners with two equivalent O(12)Y4 tetrahedra,  a cornercorner with one O(21)Y3Re trigonal pyramid,  a cornercorner with one O(25)Y3Re trigonal pyramid,  an edgeedge with one O(2)Y4 tetrahedra,  an edgeedge with one O(3)Y4 tetrahedra, and  an edgeedge with one O(6)Y4 tetrahedra. In the fifth O site, O(5) is bonded to one Y(1), one Y(11), one Y(13), and one Y(8) atom to form OY4 tetrahedra that share  a cornercorner with one O(17)Y4 tetrahedra,  a cornercorner with one O(2)Y4 tetrahedra,  a cornercorner with one O(6)Y4 tetrahedra,  a cornercorner with one O(7)Y4 tetrahedra, corners with two equivalent O(11)Y3Re tetrahedra, corners with two equivalent O(22)Y4 tetrahedra, corners with two equivalent O(28)Y4 tetrahedra, corners with two equivalent O(3)Y4 tetrahedra,  an edgeedge with one O(18)Y4 tetrahedra,  an edgeedge with one O(23)Y4 tetrahedra, and  an edgeedge with one O(8)Y4 tetrahedra. In the sixth O site, O(6) is bonded to one Y(2), one Y(5), one Y(6), and one Y(8) atom to form OY4 tetrahedra that share  a cornercorner with one O(11)Y3Re tetrahedra,  a cornercorner with one O(24)Y3Re tetrahedra,  a cornercorner with one O(3)Y4 tetrahedra,  a cornercorner with one O(5)Y4 tetrahedra, corners with two equivalent O(2)Y4 tetrahedra, corners with two equivalent O(8)Y4 tetrahedra,  an edgeedge with one O(4)Y3Re tetrahedra,  an edgeedge with one O(12)Y4 tetrahedra, and  an edgeedge with one O(28)Y4 tetrahedra. In the seventh O site, O(7) is bonded to one Y(1), one Y(14), one Y(3), and one Y(7) atom to form OY4 tetrahedra that share  a cornercorner with one O(11)Y3Re tetrahedra,  a cornercorner with one O(24)Y3Re tetrahedra,  a cornercorner with one O(3)Y4 tetrahedra,  a cornercorner with one O(5)Y4 tetrahedra, corners with two equivalent O(17)Y4 tetrahedra, corners with two equivalent O(18)Y4 tetrahedra,  an edgeedge with one O(14)Y3Re tetrahedra,  an edgeedge with one O(22)Y4 tetrahedra,  an edgeedge with one O(23)Y4 tetrahedra,  an edgeedge with one O(8)Y4 tetrahedra, and  an edgeedge with one O(25)Y3Re trigonal pyramid. In the eighth O site, O(8) is bonded to one Y(1), one Y(3), one Y(6), and one Y(8) atom to form OY4 tetrahedra that share  a cornercorner with one O(14)Y3Re tetrahedra,  a cornercorner with one O(4)Y3Re tetrahedra,  a cornercorner with one O(12)Y4 tetrahedra,  a cornercorner with one O(22)Y4 tetrahedra,  a cornercorner with one O(23)Y4 tetrahedra,  a cornercorner with one O(28)Y4 tetrahedra, corners with two equivalent O(17)Y4 tetrahedra, corners with two equivalent O(18)Y4 tetrahedra, corners with two equivalent O(6)Y4 tetrahedra,  an edgeedge with one O(11)Y3Re tetrahedra,  an edgeedge with one O(3)Y4 tetrahedra,  an edgeedge with one O(5)Y4 tetrahedra, and  an edgeedge with one O(7)Y4 tetrahedra. In the ninth O site, O(9) is bonded in a 5-coordinate geometry to one Mg(1), one Y(13), one Y(14), one Y(7), and one Re(1) atom. In the tenth O site, O(10) is bonded in a 4-coordinate geometry to one Y(13), one Y(6), one Y(8), and one Re(1) atom. In the eleventh O site, O(11) is bonded to one Y(11), one Y(3), one Y(8), and one Re(1) atom to form distorted OY3Re tetrahedra that share  a cornercorner with one O(17)Y4 tetrahedra,  a cornercorner with one O(2)Y4 tetrahedra,  a cornercorner with one O(6)Y4 tetrahedra,  a cornercorner with one O(7)Y4 tetrahedra, corners with two equivalent O(14)Y3Re tetrahedra, corners with two equivalent O(5)Y4 tetrahedra,  an edgeedge with one O(18)Y4 tetrahedra,  an edgeedge with one O(28)Y4 tetrahedra, and  an edgeedge with one O(8)Y4 tetrahedra. In the twelfth O site, O(12) is bonded to one Y(12), one Y(2), one Y(6), and one Y(9) atom to form OY4 tetrahedra that share  a cornercorner with one O(18)Y4 tetrahedra,  a cornercorner with one O(8)Y4 tetrahedra, corners with two equivalent O(4)Y3Re tetrahedra, corners with two equivalent O(28)Y4 tetrahedra, corners with two equivalent O(3)Y4 tetrahedra,  a cornercorner with one O(21)Y3Re trigonal pyramid,  a cornercorner with one O(25)Y3Re trigonal pyramid,  an edgeedge with one O(2)Y4 tetrahedra, and  an edgeedge with one O(6)Y4 tetrahedra. In the thirteenth O site, O(13) is bonded in a 4-coordinate geometry to one Mg(1), one Y(10), one Y(14), and one Y(9) atom. In the fourteenth O site, O(14) is bonded to one Y(3), one Y(4), one Y(7), and one Re(1) atom to form distorted OY3Re tetrahedra that share  a cornercorner with one O(18)Y4 tetrahedra,  a cornercorner with one O(8)Y4 tetrahedra, corners with two equivalent O(11)Y3Re tetrahedra, corners with two equivalent O(22)Y4 tetrahedra,  a cornercorner with one O(21)Y3Re trigonal pyramid,  a cornercorner with one O(25)Y3Re trigonal pyramid,  an edgeedge with one O(17)Y4 tetrahedra, and  an edgeedge with one O(7)Y4 tetrahedra. In the fifteenth O site, O(15) is bonded in a 4-coordinate geometry to one Y(11), one Y(12), one Y(13), and one Re(1) atom. In the sixteenth O site, O(16) is bonded in a 5-coordinate geometry to one Mg(1), one Y(10), one Y(13), one Y(4), and one Re(1) atom. In the seventeenth O site, O(17) is bonded to one Y(1), one Y(10), one Y(3), and one Y(4) atom to form OY4 tetrahedra that share  a cornercorner with one O(11)Y3Re tetrahedra,  a cornercorner with one O(24)Y3Re tetrahedra,  a cornercorner with one O(3)Y4 tetrahedra,  a cornercorner with one O(5)Y4 tetrahedra, corners with two equivalent O(7)Y4 tetrahedra, corners with two equivalent O(8)Y4 tetrahedra,  an edgeedge with one O(14)Y3Re tetrahedra,  an edgeedge with one O(18)Y4 tetrahedra,  an edgeedge with one O(22)Y4 tetrahedra,  an edgeedge with one O(23)Y4 tetrahedra, and  an edgeedge with one O(21)Y3Re trigonal pyramid. In the eighteenth O site, O(18) is bonded to one Y(1), one Y(11), one Y(12), and one Y(3) atom to form OY4 tetrahedra that share  a cornercorner with one O(14)Y3Re tetrahedra,  a cornercorner with one O(4)Y3Re tetrahedra,  a cornercorner with one O(12)Y4 tetrahedra,  a cornercorner with one O(22)Y4 tetrahedra,  a cornercorner with one O(23)Y4 tetrahedra,  a cornercorner with one O(28)Y4 tetrahedra, corners with two equivalent O(2)Y4 tetrahedra, corners with two equivalent O(7)Y4 tetrahedra, corners with two equivalent O(8)Y4 tetrahedra,  an edgeedge with one O(11)Y3Re tetrahedra,  an edgeedge with one O(17)Y4 tetrahedra,  an edgeedge with one O(3)Y4 tetrahedra, and  an edgeedge with one O(5)Y4 tetrahedra. In the nineteenth O site, O(19) is bonded in a 5-coordinate geometry to one Mg(1), one Y(10), one Y(2), one Y(4), and one Y(5) atom. In the twentieth O site, O(20) is bonded in a 4-coordinate geometry to one Y(11), one Y(12), one Y(9), and one Re(2) atom. In the twenty-first O site, O(21) is bonded to one Y(10), one Y(4), one Y(9), and one Re(2) atom to form distorted OY3Re trigonal pyramids that share  a cornercorner with one O(14)Y3Re tetrahedra,  a cornercorner with one O(4)Y3Re tetrahedra,  a cornercorner with one O(12)Y4 tetrahedra,  a cornercorner with one O(22)Y4 tetrahedra,  a cornercorner with one O(23)Y4 tetrahedra,  a cornercorner with one O(28)Y4 tetrahedra, corners with two equivalent O(25)Y3Re trigonal pyramids,  an edgeedge with one O(24)Y3Re tetrahedra, and  an edgeedge with one O(17)Y4 tetrahedra. In the twenty-second O site, O(22) is bonded to one Y(1), one Y(13), one Y(4), and one Y(7) atom to form distorted OY4 tetrahedra that share  a cornercorner with one O(18)Y4 tetrahedra,  a cornercorner with one O(8)Y4 tetrahedra, corners with two equivalent O(14)Y3Re tetrahedra, corners with two equivalent O(23)Y4 tetrahedra, corners with two equivalent O(5)Y4 tetrahedra,  a cornercorner with one O(21)Y3Re trigonal pyramid,  a cornercorner with one O(25)Y3Re trigonal pyramid,  an edgeedge with one O(17)Y4 tetrahedra,  an edgeedge with one O(3)Y4 tetrahedra, and  an edgeedge with one O(7)Y4 tetrahedra. In the twenty-third O site, O(23) is bonded to one Y(1), one Y(10), one Y(13), and one Y(14) atom to form OY4 tetrahedra that share  a cornercorner with one O(18)Y4 tetrahedra,  a cornercorner with one O(8)Y4 tetrahedra, corners with two equivalent O(22)Y4 tetrahedra, corners with two equivalent O(3)Y4 tetrahedra,  a cornercorner with one O(21)Y3Re trigonal pyramid,  a cornercorner with one O(25)Y3Re trigonal pyramid,  an edgeedge with one O(24)Y3Re tetrahedra,  an edgeedge with one O(17)Y4 tetrahedra,  an edgeedge with one O(5)Y4 tetrahedra, and  an edgeedge with one O(7)Y4 tetrahedra. In the twenty-fourth O site, O(24) is bonded to one Y(10), one Y(14), one Y(5), and one Re(2) atom to form distorted OY3Re tetrahedra that share  a cornercorner with one O(17)Y4 tetrahedra,  a cornercorner with one O(2)Y4 tetrahedra,  a cornercorner with one O(6)Y4 tetrahedra,  a cornercorner with one O(7)Y4 tetrahedra, corners with two equivalent O(4)Y3Re tetrahedra,  an edgeedge with one O(23)Y4 tetrahedra,  an edgeedge with one O(21)Y3Re trigonal pyramid, and  an edgeedge with one O(25)Y3Re trigonal pyramid. In the twenty-fifth O site, O(25) is bonded to one Y(14), one Y(7), one Y(9), and one Re(2) atom to form distorted OY3Re trigonal pyramids that share  a cornercorner with one O(14)Y3Re tetrahedra,  a cornercorner with one O(4)Y3Re tetrahedra,  a cornercorner with one O(12)Y4 tetrahedra,  a cornercorner with one O(22)Y4 tetrahedra,  a cornercorner with one O(23)Y4 tetrahedra,  a cornercorner with one O(28)Y4 tetrahedra, corners with two equivalent O(21)Y3Re trigonal pyramids,  an edgeedge with one O(24)Y3Re tetrahedra, and  an edgeedge with one O(7)Y4 tetrahedra. In the twenty-sixth O site, O(26) is bonded in a 4-coordinate geometry to one Y(6), one Y(8), one Y(9), and one Re(2) atom. In the twenty-seventh O site, O(27) is bonded in a 5-coordinate geometry to one Mg(1), one Y(14), one Y(2), one Y(5), and one Y(7) atom. In the twenty-eighth O site, O(28) is bonded to one Y(11), one Y(2), one Y(8), and one Y(9) atom to form OY4 tetrahedra that share  a cornercorner with one O(18)Y4 tetrahedra,  a cornercorner with one O(8)Y4 tetrahedra, corners with two equivalent O(12)Y4 tetrahedra, corners with two equivalent O(5)Y4 tetrahedra,  a cornercorner with one O(21)Y3Re trigonal pyramid,  a cornercorner with one O(25)Y3Re trigonal pyramid,  an edgeedge with one O(11)Y3Re tetrahedra,  an edgeedge with one O(2)Y4 tetrahedra, and  an edgeedge with one O(6)Y4 tetrahedra. is represented by the CIF card [CIF]
data_Y14Mg(ReO14)2
_symmetry_space_group_name_H-M   'P 1'
_cell_length_a   7.613
_cell_length_b   15.184
_cell_length_c   13.133
_cell_angle_alpha   30.312
_cell_angle_beta   54.557
_cell_angle_gamma   59.903
_symmetry_Int_Tables_number   1
_cell_volume   624.188
_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
  Y  Y0  1  0.009  0.996  0.995  1.0
  Y  Y1  1  0.960  0.496  0.044  1.0
  Y  Y2  1  0.500  0.991  0.009  1.0
  Y  Y3  1  0.514  0.243  0.986  1.0
  Y  Y4  1  0.503  0.499  0.998  1.0
  Y  Y5  1  0.493  0.233  0.502  1.0
  Y  Y6  1  0.029  0.244  0.985  1.0
  Y  Y7  1  0.503  0.748  0.016  1.0
  Y  Y8  1  0.011  0.005  0.484  1.0
  Y  Y9  1  0.518  0.774  0.489  1.0
  Y  Y10  1  0.969  0.748  0.017  1.0
  Y  Y11  1  0.036  0.234  0.502  1.0
  Y  Y12  1  0.006  0.498  0.496  1.0
  Y  Y13  1  0.956  0.773  0.489  1.0
  Mg  Mg14  1  0.219  0.524  0.756  1.0
  Re  Re15  1  0.505  0.492  0.502  1.0
  Re  Re16  1  0.498  0.999  0.503  1.0
  O  O17  1  0.150  0.249  0.101  1.0
  O  O18  1  0.129  0.508  0.133  1.0
  O  O19  1  0.138  0.255  0.608  1.0
  O  O20  1  0.418  0.230  0.352  1.0
  O  O21  1  0.138  0.734  0.129  1.0
  O  O22  1  0.589  0.508  0.133  1.0
  O  O23  1  0.133  0.989  0.138  1.0
  O  O24  1  0.410  0.011  0.854  1.0
  O  O25  1  0.202  0.553  0.576  1.0
  O  O26  1  0.402  0.446  0.452  1.0
  O  O27  1  0.591  0.721  0.188  1.0
  O  O28  1  0.867  0.226  0.407  1.0
  O  O29  1  0.155  0.779  0.566  1.0
  O  O30  1  0.421  0.265  0.814  1.0
  O  O31  1  0.802  0.447  0.452  1.0
  O  O32  1  0.539  0.554  0.575  1.0
  O  O33  1  0.613  0.989  0.138  1.0
  O  O34  1  0.861  0.011  0.854  1.0
  O  O35  1  0.383  0.497  0.872  1.0
  O  O36  1  0.201  0.949  0.666  1.0
  O  O37  1  0.426  0.050  0.334  1.0
  O  O38  1  0.867  0.280  0.853  1.0
  O  O39  1  0.869  0.727  0.404  1.0
  O  O40  1  0.582  0.771  0.647  1.0
  O  O41  1  0.805  0.051  0.333  1.0
  O  O42  1  0.572  0.950  0.665  1.0
  O  O43  1  0.877  0.497  0.872  1.0
  O  O44  1  0.871  0.767  0.862  1.0
[/CIF]
.