The crystal structure described by Li4Ge3SiO10 crystallizes in the triclinic P1 space group. There are four inequivalent Li sites. In the first Li site, Li(1) is bonded to one O(1), one O(5), one O(7), and one O(8) atom to form distorted LiO4 tetrahedra that share  a cornercorner with one Ge(3)O4 tetrahedra, corners with two equivalent Li(3)O4 tetrahedra, corners with two equivalent Li(4)O4 tetrahedra, corners with two equivalent Ge(2)O4 tetrahedra,  an edgeedge with one Si(1)O4 tetrahedra, and  an edgeedge with one Li(2)O4 trigonal pyramid. In the second Li site, Li(2) is bonded to one O(2), one O(6), one O(7), and one O(8) atom to form distorted LiO4 trigonal pyramids that share  a cornercorner with one Ge(2)O4 tetrahedra, corners with two equivalent Li(3)O4 tetrahedra, corners with two equivalent Li(4)O4 tetrahedra, corners with two equivalent Ge(3)O4 tetrahedra,  an edgeedge with one Li(1)O4 tetrahedra, and  an edgeedge with one Ge(1)O4 tetrahedra. In the third Li site, Li(3) is bonded to one O(3), one O(5), one O(6), and one O(7) atom to form distorted LiO4 tetrahedra that share  a cornercorner with one Ge(1)O4 tetrahedra, corners with two equivalent Li(1)O4 tetrahedra, corners with two equivalent Si(1)O4 tetrahedra, corners with two equivalent Li(2)O4 trigonal pyramids,  an edgeedge with one Li(4)O4 tetrahedra, and  an edgeedge with one Ge(2)O4 tetrahedra. In the fourth Li site, Li(4) is bonded to one O(4), one O(5), one O(6), and one O(8) atom to form distorted LiO4 tetrahedra that share  a cornercorner with one Si(1)O4 tetrahedra, corners with two equivalent Li(1)O4 tetrahedra, corners with two equivalent Ge(1)O4 tetrahedra, corners with two equivalent Li(2)O4 trigonal pyramids,  an edgeedge with one Li(3)O4 tetrahedra, and  an edgeedge with one Ge(3)O4 tetrahedra. There are three inequivalent Ge sites. In the first Ge site, Ge(1) is bonded to one O(10), one O(2), one O(4), and one O(6) atom to form GeO4 tetrahedra that share  a cornercorner with one Li(3)O4 tetrahedra,  a cornercorner with one Ge(2)O4 tetrahedra, corners with two equivalent Li(4)O4 tetrahedra, corners with two equivalent Ge(3)O4 tetrahedra, and  an edgeedge with one Li(2)O4 trigonal pyramid. In the second Ge site, Ge(2) is bonded to one O(1), one O(10), one O(3), and one O(7) atom to form GeO4 tetrahedra that share  a cornercorner with one Ge(1)O4 tetrahedra, corners with two equivalent Li(1)O4 tetrahedra, corners with two equivalent Si(1)O4 tetrahedra,  a cornercorner with one Li(2)O4 trigonal pyramid, and  an edgeedge with one Li(3)O4 tetrahedra. In the third Ge site, Ge(3) is bonded to one O(2), one O(4), one O(8), and one O(9) atom to form GeO4 tetrahedra that share  a cornercorner with one Li(1)O4 tetrahedra,  a cornercorner with one Si(1)O4 tetrahedra, corners with two equivalent Ge(1)O4 tetrahedra, corners with two equivalent Li(2)O4 trigonal pyramids, and  an edgeedge with one Li(4)O4 tetrahedra. Si(1) is bonded to one O(1), one O(3), one O(5), and one O(9) atom to form SiO4 tetrahedra that share  a cornercorner with one Li(4)O4 tetrahedra,  a cornercorner with one Ge(3)O4 tetrahedra, corners with two equivalent Li(3)O4 tetrahedra, corners with two equivalent Ge(2)O4 tetrahedra, and  an edgeedge with one Li(1)O4 tetrahedra. There are ten inequivalent O sites. In the first O site, O(1) is bonded in a distorted T-shaped geometry to one Li(1), one Ge(2), and one Si(1) atom. In the second O site, O(2) is bonded in a distorted T-shaped geometry to one Li(2), one Ge(1), and one Ge(3) atom. In the third O site, O(3) is bonded in a 3-coordinate geometry to one Li(3), one Ge(2), and one Si(1) atom. In the fourth O site, O(4) is bonded in a distorted trigonal planar geometry to one Li(4), one Ge(1), and one Ge(3) atom. In the fifth O site, O(5) is bonded in a rectangular see-saw-like geometry to one Li(1), one Li(3), one Li(4), and one Si(1) atom. In the sixth O site, O(6) is bonded in a rectangular see-saw-like geometry to one Li(2), one Li(3), one Li(4), and one Ge(1) atom. In the seventh O site, O(7) is bonded in a rectangular see-saw-like geometry to one Li(1), one Li(2), one Li(3), and one Ge(2) atom. In the eighth O site, O(8) is bonded in a rectangular see-saw-like geometry to one Li(1), one Li(2), one Li(4), and one Ge(3) atom. In the ninth O site, O(9) is bonded in a distorted bent 150 degrees geometry to one Ge(3) and one Si(1) atom. In the tenth O site, O(10) is bonded in a bent 120 degrees geometry to one Ge(1) and one Ge(2) atom. is represented by the CIF file [CIF]
data_Li4SiGe3O10
_symmetry_space_group_name_H-M   'P 1'
_cell_length_a   5.065
_cell_length_b   6.215
_cell_length_c   8.119
_cell_angle_alpha   89.530
_cell_angle_beta   72.244
_cell_angle_gamma   89.619
_symmetry_Int_Tables_number   1
_cell_volume   243.360
_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
  Li  Li0  1  0.517  0.645  0.890  1.0
  Li  Li1  1  0.415  0.352  0.109  1.0
  Li  Li2  1  0.025  0.359  0.884  1.0
  Li  Li3  1  0.916  0.650  0.100  1.0
  Si  Si4  1  0.232  0.845  0.708  1.0
  Ge  Ge5  1  0.940  0.158  0.292  1.0
  Ge  Ge6  1  0.729  0.152  0.708  1.0
  Ge  Ge7  1  0.439  0.841  0.299  1.0
  O  O8  1  0.542  0.905  0.731  1.0
  O  O9  1  0.299  0.099  0.272  1.0
  O  O10  1  0.059  0.076  0.734  1.0
  O  O11  1  0.801  0.899  0.272  1.0
  O  O12  1  0.112  0.665  0.854  1.0
  O  O13  1  0.977  0.344  0.130  1.0
  O  O14  1  0.615  0.342  0.865  1.0
  O  O15  1  0.469  0.656  0.139  1.0
  O  O16  1  0.270  0.753  0.513  1.0
  O  O17  1  0.766  0.260  0.500  1.0
[/CIF]
.
The crystal structure described by Li4Ge3SiO10 crystallizes in the triclinic P1 space group. There are four inequivalent Li sites. In the first Li site, Li(1) is bonded to one O(1), one O(5), one O(7), and one O(8) atom to form distorted LiO4 tetrahedra that share  a cornercorner with one Ge(3)O4 tetrahedra, corners with two equivalent Li(3)O4 tetrahedra, corners with two equivalent Li(4)O4 tetrahedra, corners with two equivalent Ge(2)O4 tetrahedra,  an edgeedge with one Si(1)O4 tetrahedra, and  an edgeedge with one Li(2)O4 trigonal pyramid. In the second Li site, Li(2) is bonded to one O(2), one O(6), one O(7), and one O(8) atom to form distorted LiO4 trigonal pyramids that share  a cornercorner with one Ge(2)O4 tetrahedra, corners with two equivalent Li(3)O4 tetrahedra, corners with two equivalent Li(4)O4 tetrahedra, corners with two equivalent Ge(3)O4 tetrahedra,  an edgeedge with one Li(1)O4 tetrahedra, and  an edgeedge with one Ge(1)O4 tetrahedra. In the third Li site, Li(3) is bonded to one O(3), one O(5), one O(6), and one O(7) atom to form distorted LiO4 tetrahedra that share  a cornercorner with one Ge(1)O4 tetrahedra, corners with two equivalent Li(1)O4 tetrahedra, corners with two equivalent Si(1)O4 tetrahedra, corners with two equivalent Li(2)O4 trigonal pyramids,  an edgeedge with one Li(4)O4 tetrahedra, and  an edgeedge with one Ge(2)O4 tetrahedra. In the fourth Li site, Li(4) is bonded to one O(4), one O(5), one O(6), and one O(8) atom to form distorted LiO4 tetrahedra that share  a cornercorner with one Si(1)O4 tetrahedra, corners with two equivalent Li(1)O4 tetrahedra, corners with two equivalent Ge(1)O4 tetrahedra, corners with two equivalent Li(2)O4 trigonal pyramids,  an edgeedge with one Li(3)O4 tetrahedra, and  an edgeedge with one Ge(3)O4 tetrahedra. There are three inequivalent Ge sites. In the first Ge site, Ge(1) is bonded to one O(10), one O(2), one O(4), and one O(6) atom to form GeO4 tetrahedra that share  a cornercorner with one Li(3)O4 tetrahedra,  a cornercorner with one Ge(2)O4 tetrahedra, corners with two equivalent Li(4)O4 tetrahedra, corners with two equivalent Ge(3)O4 tetrahedra, and  an edgeedge with one Li(2)O4 trigonal pyramid. In the second Ge site, Ge(2) is bonded to one O(1), one O(10), one O(3), and one O(7) atom to form GeO4 tetrahedra that share  a cornercorner with one Ge(1)O4 tetrahedra, corners with two equivalent Li(1)O4 tetrahedra, corners with two equivalent Si(1)O4 tetrahedra,  a cornercorner with one Li(2)O4 trigonal pyramid, and  an edgeedge with one Li(3)O4 tetrahedra. In the third Ge site, Ge(3) is bonded to one O(2), one O(4), one O(8), and one O(9) atom to form GeO4 tetrahedra that share  a cornercorner with one Li(1)O4 tetrahedra,  a cornercorner with one Si(1)O4 tetrahedra, corners with two equivalent Ge(1)O4 tetrahedra, corners with two equivalent Li(2)O4 trigonal pyramids, and  an edgeedge with one Li(4)O4 tetrahedra. Si(1) is bonded to one O(1), one O(3), one O(5), and one O(9) atom to form SiO4 tetrahedra that share  a cornercorner with one Li(4)O4 tetrahedra,  a cornercorner with one Ge(3)O4 tetrahedra, corners with two equivalent Li(3)O4 tetrahedra, corners with two equivalent Ge(2)O4 tetrahedra, and  an edgeedge with one Li(1)O4 tetrahedra. There are ten inequivalent O sites. In the first O site, O(1) is bonded in a distorted T-shaped geometry to one Li(1), one Ge(2), and one Si(1) atom. In the second O site, O(2) is bonded in a distorted T-shaped geometry to one Li(2), one Ge(1), and one Ge(3) atom. In the third O site, O(3) is bonded in a 3-coordinate geometry to one Li(3), one Ge(2), and one Si(1) atom. In the fourth O site, O(4) is bonded in a distorted trigonal planar geometry to one Li(4), one Ge(1), and one Ge(3) atom. In the fifth O site, O(5) is bonded in a rectangular see-saw-like geometry to one Li(1), one Li(3), one Li(4), and one Si(1) atom. In the sixth O site, O(6) is bonded in a rectangular see-saw-like geometry to one Li(2), one Li(3), one Li(4), and one Ge(1) atom. In the seventh O site, O(7) is bonded in a rectangular see-saw-like geometry to one Li(1), one Li(2), one Li(3), and one Ge(2) atom. In the eighth O site, O(8) is bonded in a rectangular see-saw-like geometry to one Li(1), one Li(2), one Li(4), and one Ge(3) atom. In the ninth O site, O(9) is bonded in a distorted bent 150 degrees geometry to one Ge(3) and one Si(1) atom. In the tenth O site, O(10) is bonded in a bent 120 degrees geometry to one Ge(1) and one Ge(2) atom. is represented by the CIF file [CIF]
data_Li4SiGe3O10
_symmetry_space_group_name_H-M   'P 1'
_cell_length_a   5.065
_cell_length_b   6.215
_cell_length_c   8.119
_cell_angle_alpha   89.530
_cell_angle_beta   72.244
_cell_angle_gamma   89.619
_symmetry_Int_Tables_number   1
_cell_volume   243.360
_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
  Li  Li0  1  0.517  0.645  0.890  1.0
  Li  Li1  1  0.415  0.352  0.109  1.0
  Li  Li2  1  0.025  0.359  0.884  1.0
  Li  Li3  1  0.916  0.650  0.100  1.0
  Si  Si4  1  0.232  0.845  0.708  1.0
  Ge  Ge5  1  0.940  0.158  0.292  1.0
  Ge  Ge6  1  0.729  0.152  0.708  1.0
  Ge  Ge7  1  0.439  0.841  0.299  1.0
  O  O8  1  0.542  0.905  0.731  1.0
  O  O9  1  0.299  0.099  0.272  1.0
  O  O10  1  0.059  0.076  0.734  1.0
  O  O11  1  0.801  0.899  0.272  1.0
  O  O12  1  0.112  0.665  0.854  1.0
  O  O13  1  0.977  0.344  0.130  1.0
  O  O14  1  0.615  0.342  0.865  1.0
  O  O15  1  0.469  0.656  0.139  1.0
  O  O16  1  0.270  0.753  0.513  1.0
  O  O17  1  0.766  0.260  0.500  1.0
[/CIF]
.