The material described by Li2Zn3(Ge3O8)2 crystallizes in the monoclinic P2_1 space group. There are two inequivalent Li sites. In the first Li site, Li(1) is bonded to one O(1), one O(11), one O(12), one O(13), one O(14), and one O(16) atom to form LiO6 octahedra that share  a cornercorner with one Zn(1)O4 tetrahedra,  a cornercorner with one Zn(3)O4 tetrahedra, corners with two equivalent Li(2)O4 tetrahedra, corners with two equivalent Zn(2)O4 tetrahedra,  an edgeedge with one Ge(2)O6 octahedra,  an edgeedge with one Ge(3)O6 octahedra,  an edgeedge with one Ge(4)O6 octahedra,  an edgeedge with one Ge(6)O6 octahedra, and edges with two equivalent Ge(5)O6 octahedra. In the second Li site, Li(2) is bonded to one O(10), one O(12), one O(13), and one O(15) atom to form LiO4 tetrahedra that share  a cornercorner with one Ge(1)O6 octahedra,  a cornercorner with one Ge(2)O6 octahedra,  a cornercorner with one Ge(3)O6 octahedra, corners with two equivalent Li(1)O6 octahedra, corners with two equivalent Ge(4)O6 octahedra, corners with two equivalent Ge(5)O6 octahedra, and corners with two equivalent Ge(6)O6 octahedra. The corner-sharing octahedral tilt angles range from 53-67°. There are three inequivalent Zn sites. In the first Zn site, Zn(1) is bonded to one O(16), one O(3), one O(6), and one O(9) atom to form ZnO4 tetrahedra that share  a cornercorner with one Li(1)O6 octahedra,  a cornercorner with one Ge(2)O6 octahedra,  a cornercorner with one Ge(3)O6 octahedra,  a cornercorner with one Ge(5)O6 octahedra, corners with two equivalent Ge(1)O6 octahedra, corners with two equivalent Ge(4)O6 octahedra, and corners with two equivalent Ge(6)O6 octahedra. The corner-sharing octahedral tilt angles range from 54-66°. In the second Zn site, Zn(2) is bonded to one O(11), one O(14), one O(2), and one O(7) atom to form ZnO4 tetrahedra that share  a cornercorner with one Ge(1)O6 octahedra,  a cornercorner with one Ge(4)O6 octahedra,  a cornercorner with one Ge(6)O6 octahedra, corners with two equivalent Li(1)O6 octahedra, corners with two equivalent Ge(2)O6 octahedra, corners with two equivalent Ge(3)O6 octahedra, and corners with two equivalent Ge(5)O6 octahedra. The corner-sharing octahedral tilt angles range from 54-67°. In the third Zn site, Zn(3) is bonded to one O(1), one O(4), one O(5), and one O(8) atom to form ZnO4 tetrahedra that share  a cornercorner with one Li(1)O6 octahedra,  a cornercorner with one Ge(4)O6 octahedra,  a cornercorner with one Ge(5)O6 octahedra,  a cornercorner with one Ge(6)O6 octahedra, corners with two equivalent Ge(1)O6 octahedra, corners with two equivalent Ge(2)O6 octahedra, and corners with two equivalent Ge(3)O6 octahedra. The corner-sharing octahedral tilt angles range from 53-66°. There are six inequivalent Ge sites. In the first Ge site, Ge(1) is bonded to one O(15), one O(2), one O(3), one O(4), one O(5), and one O(6) atom to form GeO6 octahedra that share  a cornercorner with one Li(2)O4 tetrahedra,  a cornercorner with one Zn(2)O4 tetrahedra, corners with two equivalent Zn(1)O4 tetrahedra, corners with two equivalent Zn(3)O4 tetrahedra,  an edgeedge with one Ge(2)O6 octahedra,  an edgeedge with one Ge(3)O6 octahedra,  an edgeedge with one Ge(4)O6 octahedra, and  an edgeedge with one Ge(6)O6 octahedra. In the second Ge site, Ge(2) is bonded to one O(1), one O(12), one O(2), one O(3), one O(7), and one O(8) atom to form GeO6 octahedra that share  a cornercorner with one Li(2)O4 tetrahedra,  a cornercorner with one Zn(1)O4 tetrahedra, corners with two equivalent Zn(2)O4 tetrahedra, corners with two equivalent Zn(3)O4 tetrahedra,  an edgeedge with one Li(1)O6 octahedra,  an edgeedge with one Ge(1)O6 octahedra,  an edgeedge with one Ge(5)O6 octahedra, and edges with two equivalent Ge(3)O6 octahedra. In the third Ge site, Ge(3) is bonded to one O(1), one O(13), one O(2), one O(6), one O(7), and one O(8) atom to form GeO6 octahedra that share  a cornercorner with one Li(2)O4 tetrahedra,  a cornercorner with one Zn(1)O4 tetrahedra, corners with two equivalent Zn(2)O4 tetrahedra, corners with two equivalent Zn(3)O4 tetrahedra,  an edgeedge with one Li(1)O6 octahedra,  an edgeedge with one Ge(1)O6 octahedra,  an edgeedge with one Ge(5)O6 octahedra, and edges with two equivalent Ge(2)O6 octahedra. In the fourth Ge site, Ge(4) is bonded to one O(10), one O(11), one O(15), one O(16), one O(4), and one O(9) atom to form GeO6 octahedra that share  a cornercorner with one Zn(2)O4 tetrahedra,  a cornercorner with one Zn(3)O4 tetrahedra, corners with two equivalent Li(2)O4 tetrahedra, corners with two equivalent Zn(1)O4 tetrahedra,  an edgeedge with one Li(1)O6 octahedra,  an edgeedge with one Ge(1)O6 octahedra,  an edgeedge with one Ge(5)O6 octahedra, and edges with two equivalent Ge(6)O6 octahedra. In the fifth Ge site, Ge(5) is bonded to one O(11), one O(12), one O(13), one O(14), one O(8), and one O(9) atom to form GeO6 octahedra that share  a cornercorner with one Zn(1)O4 tetrahedra,  a cornercorner with one Zn(3)O4 tetrahedra, corners with two equivalent Li(2)O4 tetrahedra, corners with two equivalent Zn(2)O4 tetrahedra,  an edgeedge with one Ge(2)O6 octahedra,  an edgeedge with one Ge(3)O6 octahedra,  an edgeedge with one Ge(4)O6 octahedra,  an edgeedge with one Ge(6)O6 octahedra, and edges with two equivalent Li(1)O6 octahedra. In the sixth Ge site, Ge(6) is bonded to one O(10), one O(14), one O(15), one O(16), one O(5), and one O(9) atom to form GeO6 octahedra that share  a cornercorner with one Zn(2)O4 tetrahedra,  a cornercorner with one Zn(3)O4 tetrahedra, corners with two equivalent Li(2)O4 tetrahedra, corners with two equivalent Zn(1)O4 tetrahedra,  an edgeedge with one Li(1)O6 octahedra,  an edgeedge with one Ge(1)O6 octahedra,  an edgeedge with one Ge(5)O6 octahedra, and edges with two equivalent Ge(4)O6 octahedra. There are sixteen inequivalent O sites. In the first O site, O(1) is bonded to one Li(1), one Zn(3), one Ge(2), and one Ge(3) atom to form OLiZnGe2 trigonal pyramids that share  a cornercorner with one O(11)LiZnGe2 trigonal pyramid,  a cornercorner with one O(14)LiZnGe2 trigonal pyramid,  a cornercorner with one O(16)LiZnGe2 trigonal pyramid,  a cornercorner with one O(8)ZnGe3 trigonal pyramid,  an edgeedge with one O(12)Li2Ge2 trigonal pyramid,  an edgeedge with one O(13)Li2Ge2 trigonal pyramid, and  an edgeedge with one O(8)ZnGe3 trigonal pyramid. In the second O site, O(2) is bonded in a rectangular see-saw-like geometry to one Zn(2), one Ge(1), one Ge(2), and one Ge(3) atom. In the third O site, O(3) is bonded in a trigonal planar geometry to one Zn(1), one Ge(1), and one Ge(2) atom. In the fourth O site, O(4) is bonded in a trigonal planar geometry to one Zn(3), one Ge(1), and one Ge(4) atom. In the fifth O site, O(5) is bonded in a trigonal planar geometry to one Zn(3), one Ge(1), and one Ge(6) atom. In the sixth O site, O(6) is bonded in a trigonal planar geometry to one Zn(1), one Ge(1), and one Ge(3) atom. In the seventh O site, O(7) is bonded in a trigonal planar geometry to one Zn(2), one Ge(2), and one Ge(3) atom. In the eighth O site, O(8) is bonded to one Zn(3), one Ge(2), one Ge(3), and one Ge(5) atom to form distorted OZnGe3 trigonal pyramids that share  a cornercorner with one O(9)ZnGe3 tetrahedra,  a cornercorner with one O(1)LiZnGe2 trigonal pyramid,  a cornercorner with one O(11)LiZnGe2 trigonal pyramid,  a cornercorner with one O(14)LiZnGe2 trigonal pyramid,  an edgeedge with one O(12)Li2Ge2 trigonal pyramid,  an edgeedge with one O(13)Li2Ge2 trigonal pyramid, and  an edgeedge with one O(1)LiZnGe2 trigonal pyramid. In the ninth O site, O(9) is bonded to one Zn(1), one Ge(4), one Ge(5), and one Ge(6) atom to form distorted OZnGe3 tetrahedra that share  a cornercorner with one O(12)Li2Ge2 trigonal pyramid,  a cornercorner with one O(13)Li2Ge2 trigonal pyramid,  a cornercorner with one O(16)LiZnGe2 trigonal pyramid,  a cornercorner with one O(8)ZnGe3 trigonal pyramid, corners with two equivalent O(15)LiGe3 trigonal pyramids,  an edgeedge with one O(11)LiZnGe2 trigonal pyramid,  an edgeedge with one O(14)LiZnGe2 trigonal pyramid, and  an edgeedge with one O(16)LiZnGe2 trigonal pyramid. In the tenth O site, O(10) is bonded in a trigonal planar geometry to one Li(2), one Ge(4), and one Ge(6) atom. In the eleventh O site, O(11) is bonded to one Li(1), one Zn(2), one Ge(4), and one Ge(5) atom to form OLiZnGe2 trigonal pyramids that share  a cornercorner with one O(15)LiGe3 trigonal pyramid,  a cornercorner with one O(1)LiZnGe2 trigonal pyramid,  a cornercorner with one O(14)LiZnGe2 trigonal pyramid,  a cornercorner with one O(8)ZnGe3 trigonal pyramid, corners with two equivalent O(12)Li2Ge2 trigonal pyramids, corners with two equivalent O(13)Li2Ge2 trigonal pyramids,  an edgeedge with one O(9)ZnGe3 tetrahedra,  an edgeedge with one O(14)LiZnGe2 trigonal pyramid, and  an edgeedge with one O(16)LiZnGe2 trigonal pyramid. In the twelfth O site, O(12) is bonded to one Li(1), one Li(2), one Ge(2), and one Ge(5) atom to form distorted OLi2Ge2 trigonal pyramids that share  a cornercorner with one O(9)ZnGe3 tetrahedra,  a cornercorner with one O(13)Li2Ge2 trigonal pyramid,  a cornercorner with one O(15)LiGe3 trigonal pyramid,  a cornercorner with one O(16)LiZnGe2 trigonal pyramid, corners with two equivalent O(11)LiZnGe2 trigonal pyramids, corners with two equivalent O(14)LiZnGe2 trigonal pyramids,  an edgeedge with one O(13)Li2Ge2 trigonal pyramid,  an edgeedge with one O(1)LiZnGe2 trigonal pyramid, and  an edgeedge with one O(8)ZnGe3 trigonal pyramid. In the thirteenth O site, O(13) is bonded to one Li(1), one Li(2), one Ge(3), and one Ge(5) atom to form OLi2Ge2 trigonal pyramids that share  a cornercorner with one O(9)ZnGe3 tetrahedra,  a cornercorner with one O(12)Li2Ge2 trigonal pyramid,  a cornercorner with one O(15)LiGe3 trigonal pyramid,  a cornercorner with one O(16)LiZnGe2 trigonal pyramid, corners with two equivalent O(11)LiZnGe2 trigonal pyramids, corners with two equivalent O(14)LiZnGe2 trigonal pyramids,  an edgeedge with one O(12)Li2Ge2 trigonal pyramid,  an edgeedge with one O(1)LiZnGe2 trigonal pyramid, and  an edgeedge with one O(8)ZnGe3 trigonal pyramid. In the fourteenth O site, O(14) is bonded to one Li(1), one Zn(2), one Ge(5), and one Ge(6) atom to form distorted OLiZnGe2 trigonal pyramids that share  a cornercorner with one O(15)LiGe3 trigonal pyramid,  a cornercorner with one O(1)LiZnGe2 trigonal pyramid,  a cornercorner with one O(11)LiZnGe2 trigonal pyramid,  a cornercorner with one O(8)ZnGe3 trigonal pyramid, corners with two equivalent O(12)Li2Ge2 trigonal pyramids, corners with two equivalent O(13)Li2Ge2 trigonal pyramids,  an edgeedge with one O(9)ZnGe3 tetrahedra,  an edgeedge with one O(11)LiZnGe2 trigonal pyramid, and  an edgeedge with one O(16)LiZnGe2 trigonal pyramid. In the fifteenth O site, O(15) is bonded to one Li(2), one Ge(1), one Ge(4), and one Ge(6) atom to form distorted OLiGe3 trigonal pyramids that share corners with two equivalent O(9)ZnGe3 tetrahedra,  a cornercorner with one O(12)Li2Ge2 trigonal pyramid,  a cornercorner with one O(13)Li2Ge2 trigonal pyramid,  a cornercorner with one O(11)LiZnGe2 trigonal pyramid,  a cornercorner with one O(14)LiZnGe2 trigonal pyramid, and corners with two equivalent O(16)LiZnGe2 trigonal pyramids. In the sixteenth O site, O(16) is bonded to one Li(1), one Zn(1), one Ge(4), and one Ge(6) atom to form distorted OLiZnGe2 trigonal pyramids that share  a cornercorner with one O(9)ZnGe3 tetrahedra,  a cornercorner with one O(12)Li2Ge2 trigonal pyramid,  a cornercorner with one O(13)Li2Ge2 trigonal pyramid,  a cornercorner with one O(1)LiZnGe2 trigonal pyramid, corners with two equivalent O(15)LiGe3 trigonal pyramids,  an edgeedge with one O(9)ZnGe3 tetrahedra,  an edgeedge with one O(11)LiZnGe2 trigonal pyramid, and  an edgeedge with one O(14)LiZnGe2 trigonal pyramid. is represented by the Crystallographic Information File (CIF) [CIF]
data_Li2Zn3(Ge3O8)2
_symmetry_space_group_name_H-M   'P 1'
_cell_length_a   8.316
_cell_length_b   8.317
_cell_length_c   8.322
_cell_angle_alpha   89.748
_cell_angle_beta   90.000
_cell_angle_gamma   90.000
_symmetry_Int_Tables_number   1
_cell_volume   575.518
_cell_formula_units_Z   2
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  0.624  0.624  0.376  1.0
  Li  Li1  1  0.750  0.249  0.502  1.0
  Li  Li2  1  0.250  0.751  0.498  1.0
  Li  Li3  1  0.124  0.376  0.624  1.0
  Zn  Zn4  1  0.998  0.001  0.747  1.0
  Zn  Zn5  1  0.500  0.498  0.749  1.0
  Zn  Zn6  1  0.251  0.250  0.998  1.0
  Zn  Zn7  1  0.751  0.750  0.002  1.0
  Zn  Zn8  1  0.498  0.999  0.253  1.0
  Zn  Zn9  1  1.000  0.502  0.251  1.0
  Ge  Ge10  1  0.625  0.118  0.879  1.0
  Ge  Ge11  1  0.132  0.631  0.867  1.0
  Ge  Ge12  1  0.879  0.370  0.874  1.0
  Ge  Ge13  1  0.632  0.369  0.133  1.0
  Ge  Ge14  1  0.379  0.630  0.126  1.0
  Ge  Ge15  1  0.125  0.882  0.121  1.0
  Ge  Ge16  1  0.116  0.128  0.373  1.0
  Ge  Ge17  1  0.378  0.380  0.379  1.0
  Ge  Ge18  1  0.873  0.883  0.370  1.0
  Ge  Ge19  1  0.373  0.117  0.630  1.0
  Ge  Ge20  1  0.878  0.620  0.621  1.0
  Ge  Ge21  1  0.616  0.872  0.627  1.0
  O  O22  1  0.103  0.394  0.879  1.0
  O  O23  1  0.639  0.362  0.891  1.0
  O  O24  1  0.112  0.857  0.899  1.0
  O  O25  1  0.638  0.896  0.856  1.0
  O  O26  1  0.396  0.138  0.851  1.0
  O  O27  1  0.854  0.149  0.864  1.0
  O  O28  1  0.353  0.612  0.896  1.0
  O  O29  1  0.889  0.612  0.862  1.0
  O  O30  1  0.138  0.104  0.144  1.0
  O  O31  1  0.389  0.388  0.138  1.0
  O  O32  1  0.612  0.143  0.101  1.0
  O  O33  1  0.853  0.388  0.104  1.0
  O  O34  1  0.139  0.638  0.109  1.0
  O  O35  1  0.354  0.851  0.136  1.0
  O  O36  1  0.603  0.606  0.121  1.0
  O  O37  1  0.896  0.862  0.149  1.0
  O  O38  1  0.360  0.142  0.389  1.0
  O  O39  1  0.897  0.106  0.392  1.0
  O  O40  1  0.142  0.353  0.371  1.0
  O  O41  1  0.607  0.369  0.353  1.0
  O  O42  1  0.370  0.601  0.354  1.0
  O  O43  1  0.878  0.644  0.398  1.0
  O  O44  1  0.111  0.890  0.360  1.0
  O  O45  1  0.649  0.877  0.392  1.0
  O  O46  1  0.149  0.123  0.608  1.0
  O  O47  1  0.611  0.110  0.640  1.0
  O  O48  1  0.378  0.356  0.602  1.0
  O  O49  1  0.870  0.399  0.646  1.0
  O  O50  1  0.107  0.631  0.647  1.0
  O  O51  1  0.642  0.647  0.629  1.0
  O  O52  1  0.397  0.894  0.608  1.0
  O  O53  1  0.860  0.858  0.611  1.0
[/CIF]
.
The material described by Li2Zn3(Ge3O8)2 crystallizes in the monoclinic P2_1 space group. There are two inequivalent Li sites. In the first Li site, Li(1) is bonded to one O(1), one O(11), one O(12), one O(13), one O(14), and one O(16) atom to form LiO6 octahedra that share  a cornercorner with one Zn(1)O4 tetrahedra,  a cornercorner with one Zn(3)O4 tetrahedra, corners with two equivalent Li(2)O4 tetrahedra, corners with two equivalent Zn(2)O4 tetrahedra,  an edgeedge with one Ge(2)O6 octahedra,  an edgeedge with one Ge(3)O6 octahedra,  an edgeedge with one Ge(4)O6 octahedra,  an edgeedge with one Ge(6)O6 octahedra, and edges with two equivalent Ge(5)O6 octahedra. In the second Li site, Li(2) is bonded to one O(10), one O(12), one O(13), and one O(15) atom to form LiO4 tetrahedra that share  a cornercorner with one Ge(1)O6 octahedra,  a cornercorner with one Ge(2)O6 octahedra,  a cornercorner with one Ge(3)O6 octahedra, corners with two equivalent Li(1)O6 octahedra, corners with two equivalent Ge(4)O6 octahedra, corners with two equivalent Ge(5)O6 octahedra, and corners with two equivalent Ge(6)O6 octahedra. The corner-sharing octahedral tilt angles range from 53-67°. There are three inequivalent Zn sites. In the first Zn site, Zn(1) is bonded to one O(16), one O(3), one O(6), and one O(9) atom to form ZnO4 tetrahedra that share  a cornercorner with one Li(1)O6 octahedra,  a cornercorner with one Ge(2)O6 octahedra,  a cornercorner with one Ge(3)O6 octahedra,  a cornercorner with one Ge(5)O6 octahedra, corners with two equivalent Ge(1)O6 octahedra, corners with two equivalent Ge(4)O6 octahedra, and corners with two equivalent Ge(6)O6 octahedra. The corner-sharing octahedral tilt angles range from 54-66°. In the second Zn site, Zn(2) is bonded to one O(11), one O(14), one O(2), and one O(7) atom to form ZnO4 tetrahedra that share  a cornercorner with one Ge(1)O6 octahedra,  a cornercorner with one Ge(4)O6 octahedra,  a cornercorner with one Ge(6)O6 octahedra, corners with two equivalent Li(1)O6 octahedra, corners with two equivalent Ge(2)O6 octahedra, corners with two equivalent Ge(3)O6 octahedra, and corners with two equivalent Ge(5)O6 octahedra. The corner-sharing octahedral tilt angles range from 54-67°. In the third Zn site, Zn(3) is bonded to one O(1), one O(4), one O(5), and one O(8) atom to form ZnO4 tetrahedra that share  a cornercorner with one Li(1)O6 octahedra,  a cornercorner with one Ge(4)O6 octahedra,  a cornercorner with one Ge(5)O6 octahedra,  a cornercorner with one Ge(6)O6 octahedra, corners with two equivalent Ge(1)O6 octahedra, corners with two equivalent Ge(2)O6 octahedra, and corners with two equivalent Ge(3)O6 octahedra. The corner-sharing octahedral tilt angles range from 53-66°. There are six inequivalent Ge sites. In the first Ge site, Ge(1) is bonded to one O(15), one O(2), one O(3), one O(4), one O(5), and one O(6) atom to form GeO6 octahedra that share  a cornercorner with one Li(2)O4 tetrahedra,  a cornercorner with one Zn(2)O4 tetrahedra, corners with two equivalent Zn(1)O4 tetrahedra, corners with two equivalent Zn(3)O4 tetrahedra,  an edgeedge with one Ge(2)O6 octahedra,  an edgeedge with one Ge(3)O6 octahedra,  an edgeedge with one Ge(4)O6 octahedra, and  an edgeedge with one Ge(6)O6 octahedra. In the second Ge site, Ge(2) is bonded to one O(1), one O(12), one O(2), one O(3), one O(7), and one O(8) atom to form GeO6 octahedra that share  a cornercorner with one Li(2)O4 tetrahedra,  a cornercorner with one Zn(1)O4 tetrahedra, corners with two equivalent Zn(2)O4 tetrahedra, corners with two equivalent Zn(3)O4 tetrahedra,  an edgeedge with one Li(1)O6 octahedra,  an edgeedge with one Ge(1)O6 octahedra,  an edgeedge with one Ge(5)O6 octahedra, and edges with two equivalent Ge(3)O6 octahedra. In the third Ge site, Ge(3) is bonded to one O(1), one O(13), one O(2), one O(6), one O(7), and one O(8) atom to form GeO6 octahedra that share  a cornercorner with one Li(2)O4 tetrahedra,  a cornercorner with one Zn(1)O4 tetrahedra, corners with two equivalent Zn(2)O4 tetrahedra, corners with two equivalent Zn(3)O4 tetrahedra,  an edgeedge with one Li(1)O6 octahedra,  an edgeedge with one Ge(1)O6 octahedra,  an edgeedge with one Ge(5)O6 octahedra, and edges with two equivalent Ge(2)O6 octahedra. In the fourth Ge site, Ge(4) is bonded to one O(10), one O(11), one O(15), one O(16), one O(4), and one O(9) atom to form GeO6 octahedra that share  a cornercorner with one Zn(2)O4 tetrahedra,  a cornercorner with one Zn(3)O4 tetrahedra, corners with two equivalent Li(2)O4 tetrahedra, corners with two equivalent Zn(1)O4 tetrahedra,  an edgeedge with one Li(1)O6 octahedra,  an edgeedge with one Ge(1)O6 octahedra,  an edgeedge with one Ge(5)O6 octahedra, and edges with two equivalent Ge(6)O6 octahedra. In the fifth Ge site, Ge(5) is bonded to one O(11), one O(12), one O(13), one O(14), one O(8), and one O(9) atom to form GeO6 octahedra that share  a cornercorner with one Zn(1)O4 tetrahedra,  a cornercorner with one Zn(3)O4 tetrahedra, corners with two equivalent Li(2)O4 tetrahedra, corners with two equivalent Zn(2)O4 tetrahedra,  an edgeedge with one Ge(2)O6 octahedra,  an edgeedge with one Ge(3)O6 octahedra,  an edgeedge with one Ge(4)O6 octahedra,  an edgeedge with one Ge(6)O6 octahedra, and edges with two equivalent Li(1)O6 octahedra. In the sixth Ge site, Ge(6) is bonded to one O(10), one O(14), one O(15), one O(16), one O(5), and one O(9) atom to form GeO6 octahedra that share  a cornercorner with one Zn(2)O4 tetrahedra,  a cornercorner with one Zn(3)O4 tetrahedra, corners with two equivalent Li(2)O4 tetrahedra, corners with two equivalent Zn(1)O4 tetrahedra,  an edgeedge with one Li(1)O6 octahedra,  an edgeedge with one Ge(1)O6 octahedra,  an edgeedge with one Ge(5)O6 octahedra, and edges with two equivalent Ge(4)O6 octahedra. There are sixteen inequivalent O sites. In the first O site, O(1) is bonded to one Li(1), one Zn(3), one Ge(2), and one Ge(3) atom to form OLiZnGe2 trigonal pyramids that share  a cornercorner with one O(11)LiZnGe2 trigonal pyramid,  a cornercorner with one O(14)LiZnGe2 trigonal pyramid,  a cornercorner with one O(16)LiZnGe2 trigonal pyramid,  a cornercorner with one O(8)ZnGe3 trigonal pyramid,  an edgeedge with one O(12)Li2Ge2 trigonal pyramid,  an edgeedge with one O(13)Li2Ge2 trigonal pyramid, and  an edgeedge with one O(8)ZnGe3 trigonal pyramid. In the second O site, O(2) is bonded in a rectangular see-saw-like geometry to one Zn(2), one Ge(1), one Ge(2), and one Ge(3) atom. In the third O site, O(3) is bonded in a trigonal planar geometry to one Zn(1), one Ge(1), and one Ge(2) atom. In the fourth O site, O(4) is bonded in a trigonal planar geometry to one Zn(3), one Ge(1), and one Ge(4) atom. In the fifth O site, O(5) is bonded in a trigonal planar geometry to one Zn(3), one Ge(1), and one Ge(6) atom. In the sixth O site, O(6) is bonded in a trigonal planar geometry to one Zn(1), one Ge(1), and one Ge(3) atom. In the seventh O site, O(7) is bonded in a trigonal planar geometry to one Zn(2), one Ge(2), and one Ge(3) atom. In the eighth O site, O(8) is bonded to one Zn(3), one Ge(2), one Ge(3), and one Ge(5) atom to form distorted OZnGe3 trigonal pyramids that share  a cornercorner with one O(9)ZnGe3 tetrahedra,  a cornercorner with one O(1)LiZnGe2 trigonal pyramid,  a cornercorner with one O(11)LiZnGe2 trigonal pyramid,  a cornercorner with one O(14)LiZnGe2 trigonal pyramid,  an edgeedge with one O(12)Li2Ge2 trigonal pyramid,  an edgeedge with one O(13)Li2Ge2 trigonal pyramid, and  an edgeedge with one O(1)LiZnGe2 trigonal pyramid. In the ninth O site, O(9) is bonded to one Zn(1), one Ge(4), one Ge(5), and one Ge(6) atom to form distorted OZnGe3 tetrahedra that share  a cornercorner with one O(12)Li2Ge2 trigonal pyramid,  a cornercorner with one O(13)Li2Ge2 trigonal pyramid,  a cornercorner with one O(16)LiZnGe2 trigonal pyramid,  a cornercorner with one O(8)ZnGe3 trigonal pyramid, corners with two equivalent O(15)LiGe3 trigonal pyramids,  an edgeedge with one O(11)LiZnGe2 trigonal pyramid,  an edgeedge with one O(14)LiZnGe2 trigonal pyramid, and  an edgeedge with one O(16)LiZnGe2 trigonal pyramid. In the tenth O site, O(10) is bonded in a trigonal planar geometry to one Li(2), one Ge(4), and one Ge(6) atom. In the eleventh O site, O(11) is bonded to one Li(1), one Zn(2), one Ge(4), and one Ge(5) atom to form OLiZnGe2 trigonal pyramids that share  a cornercorner with one O(15)LiGe3 trigonal pyramid,  a cornercorner with one O(1)LiZnGe2 trigonal pyramid,  a cornercorner with one O(14)LiZnGe2 trigonal pyramid,  a cornercorner with one O(8)ZnGe3 trigonal pyramid, corners with two equivalent O(12)Li2Ge2 trigonal pyramids, corners with two equivalent O(13)Li2Ge2 trigonal pyramids,  an edgeedge with one O(9)ZnGe3 tetrahedra,  an edgeedge with one O(14)LiZnGe2 trigonal pyramid, and  an edgeedge with one O(16)LiZnGe2 trigonal pyramid. In the twelfth O site, O(12) is bonded to one Li(1), one Li(2), one Ge(2), and one Ge(5) atom to form distorted OLi2Ge2 trigonal pyramids that share  a cornercorner with one O(9)ZnGe3 tetrahedra,  a cornercorner with one O(13)Li2Ge2 trigonal pyramid,  a cornercorner with one O(15)LiGe3 trigonal pyramid,  a cornercorner with one O(16)LiZnGe2 trigonal pyramid, corners with two equivalent O(11)LiZnGe2 trigonal pyramids, corners with two equivalent O(14)LiZnGe2 trigonal pyramids,  an edgeedge with one O(13)Li2Ge2 trigonal pyramid,  an edgeedge with one O(1)LiZnGe2 trigonal pyramid, and  an edgeedge with one O(8)ZnGe3 trigonal pyramid. In the thirteenth O site, O(13) is bonded to one Li(1), one Li(2), one Ge(3), and one Ge(5) atom to form OLi2Ge2 trigonal pyramids that share  a cornercorner with one O(9)ZnGe3 tetrahedra,  a cornercorner with one O(12)Li2Ge2 trigonal pyramid,  a cornercorner with one O(15)LiGe3 trigonal pyramid,  a cornercorner with one O(16)LiZnGe2 trigonal pyramid, corners with two equivalent O(11)LiZnGe2 trigonal pyramids, corners with two equivalent O(14)LiZnGe2 trigonal pyramids,  an edgeedge with one O(12)Li2Ge2 trigonal pyramid,  an edgeedge with one O(1)LiZnGe2 trigonal pyramid, and  an edgeedge with one O(8)ZnGe3 trigonal pyramid. In the fourteenth O site, O(14) is bonded to one Li(1), one Zn(2), one Ge(5), and one Ge(6) atom to form distorted OLiZnGe2 trigonal pyramids that share  a cornercorner with one O(15)LiGe3 trigonal pyramid,  a cornercorner with one O(1)LiZnGe2 trigonal pyramid,  a cornercorner with one O(11)LiZnGe2 trigonal pyramid,  a cornercorner with one O(8)ZnGe3 trigonal pyramid, corners with two equivalent O(12)Li2Ge2 trigonal pyramids, corners with two equivalent O(13)Li2Ge2 trigonal pyramids,  an edgeedge with one O(9)ZnGe3 tetrahedra,  an edgeedge with one O(11)LiZnGe2 trigonal pyramid, and  an edgeedge with one O(16)LiZnGe2 trigonal pyramid. In the fifteenth O site, O(15) is bonded to one Li(2), one Ge(1), one Ge(4), and one Ge(6) atom to form distorted OLiGe3 trigonal pyramids that share corners with two equivalent O(9)ZnGe3 tetrahedra,  a cornercorner with one O(12)Li2Ge2 trigonal pyramid,  a cornercorner with one O(13)Li2Ge2 trigonal pyramid,  a cornercorner with one O(11)LiZnGe2 trigonal pyramid,  a cornercorner with one O(14)LiZnGe2 trigonal pyramid, and corners with two equivalent O(16)LiZnGe2 trigonal pyramids. In the sixteenth O site, O(16) is bonded to one Li(1), one Zn(1), one Ge(4), and one Ge(6) atom to form distorted OLiZnGe2 trigonal pyramids that share  a cornercorner with one O(9)ZnGe3 tetrahedra,  a cornercorner with one O(12)Li2Ge2 trigonal pyramid,  a cornercorner with one O(13)Li2Ge2 trigonal pyramid,  a cornercorner with one O(1)LiZnGe2 trigonal pyramid, corners with two equivalent O(15)LiGe3 trigonal pyramids,  an edgeedge with one O(9)ZnGe3 tetrahedra,  an edgeedge with one O(11)LiZnGe2 trigonal pyramid, and  an edgeedge with one O(14)LiZnGe2 trigonal pyramid. is represented by the Crystallographic Information File (CIF) [CIF]
data_Li2Zn3(Ge3O8)2
_symmetry_space_group_name_H-M   'P 1'
_cell_length_a   8.316
_cell_length_b   8.317
_cell_length_c   8.322
_cell_angle_alpha   89.748
_cell_angle_beta   90.000
_cell_angle_gamma   90.000
_symmetry_Int_Tables_number   1
_cell_volume   575.518
_cell_formula_units_Z   2
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  0.624  0.624  0.376  1.0
  Li  Li1  1  0.750  0.249  0.502  1.0
  Li  Li2  1  0.250  0.751  0.498  1.0
  Li  Li3  1  0.124  0.376  0.624  1.0
  Zn  Zn4  1  0.998  0.001  0.747  1.0
  Zn  Zn5  1  0.500  0.498  0.749  1.0
  Zn  Zn6  1  0.251  0.250  0.998  1.0
  Zn  Zn7  1  0.751  0.750  0.002  1.0
  Zn  Zn8  1  0.498  0.999  0.253  1.0
  Zn  Zn9  1  1.000  0.502  0.251  1.0
  Ge  Ge10  1  0.625  0.118  0.879  1.0
  Ge  Ge11  1  0.132  0.631  0.867  1.0
  Ge  Ge12  1  0.879  0.370  0.874  1.0
  Ge  Ge13  1  0.632  0.369  0.133  1.0
  Ge  Ge14  1  0.379  0.630  0.126  1.0
  Ge  Ge15  1  0.125  0.882  0.121  1.0
  Ge  Ge16  1  0.116  0.128  0.373  1.0
  Ge  Ge17  1  0.378  0.380  0.379  1.0
  Ge  Ge18  1  0.873  0.883  0.370  1.0
  Ge  Ge19  1  0.373  0.117  0.630  1.0
  Ge  Ge20  1  0.878  0.620  0.621  1.0
  Ge  Ge21  1  0.616  0.872  0.627  1.0
  O  O22  1  0.103  0.394  0.879  1.0
  O  O23  1  0.639  0.362  0.891  1.0
  O  O24  1  0.112  0.857  0.899  1.0
  O  O25  1  0.638  0.896  0.856  1.0
  O  O26  1  0.396  0.138  0.851  1.0
  O  O27  1  0.854  0.149  0.864  1.0
  O  O28  1  0.353  0.612  0.896  1.0
  O  O29  1  0.889  0.612  0.862  1.0
  O  O30  1  0.138  0.104  0.144  1.0
  O  O31  1  0.389  0.388  0.138  1.0
  O  O32  1  0.612  0.143  0.101  1.0
  O  O33  1  0.853  0.388  0.104  1.0
  O  O34  1  0.139  0.638  0.109  1.0
  O  O35  1  0.354  0.851  0.136  1.0
  O  O36  1  0.603  0.606  0.121  1.0
  O  O37  1  0.896  0.862  0.149  1.0
  O  O38  1  0.360  0.142  0.389  1.0
  O  O39  1  0.897  0.106  0.392  1.0
  O  O40  1  0.142  0.353  0.371  1.0
  O  O41  1  0.607  0.369  0.353  1.0
  O  O42  1  0.370  0.601  0.354  1.0
  O  O43  1  0.878  0.644  0.398  1.0
  O  O44  1  0.111  0.890  0.360  1.0
  O  O45  1  0.649  0.877  0.392  1.0
  O  O46  1  0.149  0.123  0.608  1.0
  O  O47  1  0.611  0.110  0.640  1.0
  O  O48  1  0.378  0.356  0.602  1.0
  O  O49  1  0.870  0.399  0.646  1.0
  O  O50  1  0.107  0.631  0.647  1.0
  O  O51  1  0.642  0.647  0.629  1.0
  O  O52  1  0.397  0.894  0.608  1.0
  O  O53  1  0.860  0.858  0.611  1.0
[/CIF]
.