The material structure described by Y4GeO10 is Baddeleyite-derived structured and crystallizes in the triclinic P1 space group. There are four inequivalent Y sites. In the first Y site, Y(1) is bonded in a 7-coordinate geometry to one O(10), one O(2), one O(3), one O(4), one O(6), one O(7), and one O(9) atom. In the second Y site, Y(2) is bonded to one O(1), one O(10), one O(3), one O(4), one O(5), one O(8), and one O(9) atom to form distorted YO7 pentagonal bipyramids that share corners with two equivalent Y(4)O7 pentagonal bipyramids, corners with two equivalent Ge(1)O4 tetrahedra,  an edgeedge with one Y(4)O7 pentagonal bipyramid, and edges with three equivalent Y(3)O7 pentagonal bipyramids. In the third Y site, Y(3) is bonded to one O(1), one O(3), one O(4), one O(5), one O(7), one O(8), and one O(9) atom to form distorted YO7 pentagonal bipyramids that share  a cornercorner with one Ge(1)O4 tetrahedra, edges with two equivalent Y(4)O7 pentagonal bipyramids, and edges with three equivalent Y(2)O7 pentagonal bipyramids. In the fourth Y site, Y(4) is bonded to one O(10), one O(2), one O(3), one O(4), one O(6), one O(7), and one O(8) atom to form distorted YO7 pentagonal bipyramids that share corners with two equivalent Y(2)O7 pentagonal bipyramids, corners with three equivalent Ge(1)O4 tetrahedra,  an edgeedge with one Y(2)O7 pentagonal bipyramid, and edges with two equivalent Y(3)O7 pentagonal bipyramids. Ge(1) is bonded to one O(1), one O(10), one O(2), and one O(6) atom to form GeO4 tetrahedra that share  a cornercorner with one Y(3)O7 pentagonal bipyramid, corners with two equivalent Y(2)O7 pentagonal bipyramids, and corners with three equivalent Y(4)O7 pentagonal bipyramids. There are ten inequivalent O sites. In the first O site, O(1) is bonded in a distorted trigonal planar geometry to one Y(2), one Y(3), and one Ge(1) atom. In the second O site, O(2) is bonded in a distorted trigonal non-coplanar geometry to one Y(1), one Y(4), and one Ge(1) atom. In the third O site, O(3) is bonded to one Y(1), one Y(2), one Y(3), and one Y(4) atom to form OY4 tetrahedra that share  a cornercorner with one O(10)Y3Ge tetrahedra,  an edgeedge with one O(10)Y3Ge tetrahedra, and edges with two equivalent O(4)Y4 tetrahedra. In the fourth O site, O(4) is bonded to one Y(1), one Y(2), one Y(3), and one Y(4) atom to form OY4 tetrahedra that share corners with three equivalent O(10)Y3Ge tetrahedra and edges with two equivalent O(3)Y4 tetrahedra. In the fifth O site, O(5) is bonded in a bent 120 degrees geometry to one Y(2) and one Y(3) atom. In the sixth O site, O(6) is bonded in a distorted trigonal planar geometry to one Y(1), one Y(4), and one Ge(1) atom. In the seventh O site, O(7) is bonded in a distorted T-shaped geometry to one Y(1), one Y(3), and one Y(4) atom. In the eighth O site, O(8) is bonded in a distorted trigonal non-coplanar geometry to one Y(2), one Y(3), and one Y(4) atom. In the ninth O site, O(9) is bonded in a trigonal non-coplanar geometry to one Y(1), one Y(2), and one Y(3) atom. In the tenth O site, O(10) is bonded to one Y(1), one Y(2), one Y(4), and one Ge(1) atom to form a mixture of distorted corner and edge-sharing OY3Ge tetrahedra. is represented by the CIF card [CIF]
data_Y4GeO10
_symmetry_space_group_name_H-M   'P 1'
_cell_length_a   5.712
_cell_length_b   6.476
_cell_length_c   6.886
_cell_angle_alpha   91.214
_cell_angle_beta   109.363
_cell_angle_gamma   110.737
_symmetry_Int_Tables_number   1
_cell_volume   221.953
_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  0.853  0.717  0.859  1.0
  Y  Y1  1  0.127  0.272  0.144  1.0
  Y  Y2  1  0.552  0.950  0.261  1.0
  Y  Y3  1  0.449  0.065  0.737  1.0
  Ge  Ge4  1  0.095  0.441  0.642  1.0
  O  O5  1  0.933  0.271  0.395  1.0
  O  O6  1  0.111  0.718  0.652  1.0
  O  O7  1  0.734  0.964  0.013  1.0
  O  O8  1  0.251  0.040  0.984  1.0
  O  O9  1  0.519  0.586  0.233  1.0
  O  O10  1  0.419  0.427  0.758  1.0
  O  O11  1  0.652  0.872  0.597  1.0
  O  O12  1  0.355  0.131  0.402  1.0
  O  O13  1  0.152  0.638  0.162  1.0
  O  O14  1  0.894  0.345  0.802  1.0
[/CIF]
.
The material structure described by Y4GeO10 is Baddeleyite-derived structured and crystallizes in the triclinic P1 space group. There are four inequivalent Y sites. In the first Y site, Y(1) is bonded in a 7-coordinate geometry to one O(10), one O(2), one O(3), one O(4), one O(6), one O(7), and one O(9) atom. In the second Y site, Y(2) is bonded to one O(1), one O(10), one O(3), one O(4), one O(5), one O(8), and one O(9) atom to form distorted YO7 pentagonal bipyramids that share corners with two equivalent Y(4)O7 pentagonal bipyramids, corners with two equivalent Ge(1)O4 tetrahedra,  an edgeedge with one Y(4)O7 pentagonal bipyramid, and edges with three equivalent Y(3)O7 pentagonal bipyramids. In the third Y site, Y(3) is bonded to one O(1), one O(3), one O(4), one O(5), one O(7), one O(8), and one O(9) atom to form distorted YO7 pentagonal bipyramids that share  a cornercorner with one Ge(1)O4 tetrahedra, edges with two equivalent Y(4)O7 pentagonal bipyramids, and edges with three equivalent Y(2)O7 pentagonal bipyramids. In the fourth Y site, Y(4) is bonded to one O(10), one O(2), one O(3), one O(4), one O(6), one O(7), and one O(8) atom to form distorted YO7 pentagonal bipyramids that share corners with two equivalent Y(2)O7 pentagonal bipyramids, corners with three equivalent Ge(1)O4 tetrahedra,  an edgeedge with one Y(2)O7 pentagonal bipyramid, and edges with two equivalent Y(3)O7 pentagonal bipyramids. Ge(1) is bonded to one O(1), one O(10), one O(2), and one O(6) atom to form GeO4 tetrahedra that share  a cornercorner with one Y(3)O7 pentagonal bipyramid, corners with two equivalent Y(2)O7 pentagonal bipyramids, and corners with three equivalent Y(4)O7 pentagonal bipyramids. There are ten inequivalent O sites. In the first O site, O(1) is bonded in a distorted trigonal planar geometry to one Y(2), one Y(3), and one Ge(1) atom. In the second O site, O(2) is bonded in a distorted trigonal non-coplanar geometry to one Y(1), one Y(4), and one Ge(1) atom. In the third O site, O(3) is bonded to one Y(1), one Y(2), one Y(3), and one Y(4) atom to form OY4 tetrahedra that share  a cornercorner with one O(10)Y3Ge tetrahedra,  an edgeedge with one O(10)Y3Ge tetrahedra, and edges with two equivalent O(4)Y4 tetrahedra. In the fourth O site, O(4) is bonded to one Y(1), one Y(2), one Y(3), and one Y(4) atom to form OY4 tetrahedra that share corners with three equivalent O(10)Y3Ge tetrahedra and edges with two equivalent O(3)Y4 tetrahedra. In the fifth O site, O(5) is bonded in a bent 120 degrees geometry to one Y(2) and one Y(3) atom. In the sixth O site, O(6) is bonded in a distorted trigonal planar geometry to one Y(1), one Y(4), and one Ge(1) atom. In the seventh O site, O(7) is bonded in a distorted T-shaped geometry to one Y(1), one Y(3), and one Y(4) atom. In the eighth O site, O(8) is bonded in a distorted trigonal non-coplanar geometry to one Y(2), one Y(3), and one Y(4) atom. In the ninth O site, O(9) is bonded in a trigonal non-coplanar geometry to one Y(1), one Y(2), and one Y(3) atom. In the tenth O site, O(10) is bonded to one Y(1), one Y(2), one Y(4), and one Ge(1) atom to form a mixture of distorted corner and edge-sharing OY3Ge tetrahedra. is represented by the CIF card [CIF]
data_Y4GeO10
_symmetry_space_group_name_H-M   'P 1'
_cell_length_a   5.712
_cell_length_b   6.476
_cell_length_c   6.886
_cell_angle_alpha   91.214
_cell_angle_beta   109.363
_cell_angle_gamma   110.737
_symmetry_Int_Tables_number   1
_cell_volume   221.953
_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  0.853  0.717  0.859  1.0
  Y  Y1  1  0.127  0.272  0.144  1.0
  Y  Y2  1  0.552  0.950  0.261  1.0
  Y  Y3  1  0.449  0.065  0.737  1.0
  Ge  Ge4  1  0.095  0.441  0.642  1.0
  O  O5  1  0.933  0.271  0.395  1.0
  O  O6  1  0.111  0.718  0.652  1.0
  O  O7  1  0.734  0.964  0.013  1.0
  O  O8  1  0.251  0.040  0.984  1.0
  O  O9  1  0.519  0.586  0.233  1.0
  O  O10  1  0.419  0.427  0.758  1.0
  O  O11  1  0.652  0.872  0.597  1.0
  O  O12  1  0.355  0.131  0.402  1.0
  O  O13  1  0.152  0.638  0.162  1.0
  O  O14  1  0.894  0.345  0.802  1.0
[/CIF]
.