The material structure described by Li2Cr3Si3O10 is Aluminum carbonitride-derived structured and crystallizes in the monoclinic C2/c space group. Li(1) is bonded to one O(2), one O(3), one O(4), and two equivalent O(1) atoms to form distorted LiO5 square pyramids that share  a cornercorner with one Si(1)O4 tetrahedra, corners with three equivalent Si(2)O4 tetrahedra, corners with four equivalent Cr(1)O5 trigonal bipyramids,  an edgeedge with one Cr(2)O6 octahedra,  an edgeedge with one Li(1)O5 square pyramid, and  an edgeedge with one Si(1)O4 tetrahedra. There are two inequivalent Cr sites. In the first Cr site, Cr(1) is bonded to one O(1), one O(3), one O(4), and two equivalent O(5) atoms to form distorted CrO5 trigonal bipyramids that share corners with two equivalent Cr(2)O6 octahedra, corners with four equivalent Li(1)O5 square pyramids,  a cornercorner with one Si(2)O4 tetrahedra, corners with four equivalent Si(1)O4 tetrahedra, corners with two equivalent Cr(1)O5 trigonal bipyramids, and  an edgeedge with one Cr(2)O6 octahedra. The corner-sharing octahedral tilt angles range from 53-82°. In the second Cr site, Cr(2) is bonded to two equivalent O(3), two equivalent O(4), and two equivalent O(5) atoms to form distorted CrO6 octahedra that share corners with two equivalent Si(1)O4 tetrahedra, corners with four equivalent Cr(1)O5 trigonal bipyramids, edges with two equivalent Li(1)O5 square pyramids, edges with two equivalent Si(1)O4 tetrahedra, and edges with two equivalent Cr(1)O5 trigonal bipyramids. There are two inequivalent Si sites. In the first Si site, Si(1) is bonded to one O(2), one O(3), one O(4), and one O(5) atom to form SiO4 tetrahedra that share  a cornercorner with one Cr(2)O6 octahedra,  a cornercorner with one Li(1)O5 square pyramid,  a cornercorner with one Si(2)O4 tetrahedra, corners with four equivalent Cr(1)O5 trigonal bipyramids,  an edgeedge with one Cr(2)O6 octahedra, and  an edgeedge with one Li(1)O5 square pyramid. The corner-sharing octahedral tilt angles are 61°. In the second Si site, Si(2) is bonded to two equivalent O(1) and two equivalent O(2) atoms to form SiO4 tetrahedra that share corners with six equivalent Li(1)O5 square pyramids, corners with two equivalent Si(1)O4 tetrahedra, and corners with two equivalent Cr(1)O5 trigonal bipyramids. There are five inequivalent O sites. In the first O site, O(1) is bonded to two equivalent Li(1), one Cr(1), and one Si(2) atom to form distorted OLi2CrSi tetrahedra that share  a cornercorner with one O(1)Li2CrSi tetrahedra, corners with three equivalent O(3)LiCr2Si tetrahedra, corners with two equivalent O(5)Cr3Si trigonal pyramids, and  an edgeedge with one O(1)Li2CrSi tetrahedra. In the second O site, O(2) is bonded in a 3-coordinate geometry to one Li(1), one Si(1), and one Si(2) atom. In the third O site, O(3) is bonded to one Li(1), one Cr(1), one Cr(2), and one Si(1) atom to form distorted OLiCr2Si tetrahedra that share  a cornercorner with one O(3)LiCr2Si tetrahedra, corners with three equivalent O(1)Li2CrSi tetrahedra, corners with three equivalent O(5)Cr3Si trigonal pyramids, and  an edgeedge with one O(5)Cr3Si trigonal pyramid. In the fourth O site, O(4) is bonded in a distorted rectangular see-saw-like geometry to one Li(1), one Cr(1), one Cr(2), and one Si(1) atom. In the fifth O site, O(5) is bonded to one Cr(2), two equivalent Cr(1), and one Si(1) atom to form distorted OCr3Si trigonal pyramids that share corners with two equivalent O(1)Li2CrSi tetrahedra, corners with three equivalent O(3)LiCr2Si tetrahedra, corners with three equivalent O(5)Cr3Si trigonal pyramids, and  an edgeedge with one O(3)LiCr2Si tetrahedra. is represented by the CIF file [CIF]
data_Li2Cr3Si3O10
_symmetry_space_group_name_H-M   'P 1'
_cell_length_a   8.568
_cell_length_b   8.568
_cell_length_c   10.364
_cell_angle_alpha   86.880
_cell_angle_beta   86.880
_cell_angle_gamma   33.115
_symmetry_Int_Tables_number   1
_cell_volume   414.984
_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  0.271  0.835  0.527  1.0
  Li  Li1  1  0.835  0.271  0.027  1.0
  Li  Li2  1  0.165  0.729  0.973  1.0
  Li  Li3  1  0.729  0.165  0.473  1.0
  Cr  Cr4  1  0.379  0.924  0.788  1.0
  Cr  Cr5  1  0.924  0.379  0.288  1.0
  Cr  Cr6  1  0.500  0.000  0.500  1.0
  Cr  Cr7  1  0.000  0.500  0.000  1.0
  Cr  Cr8  1  0.076  0.621  0.712  1.0
  Cr  Cr9  1  0.621  0.076  0.212  1.0
  Si  Si10  1  0.851  0.451  0.601  1.0
  Si  Si11  1  0.451  0.851  0.101  1.0
  Si  Si12  1  0.549  0.149  0.899  1.0
  Si  Si13  1  0.149  0.549  0.399  1.0
  Si  Si14  1  0.822  0.178  0.750  1.0
  Si  Si15  1  0.178  0.822  0.250  1.0
  O  O16  1  0.045  0.049  0.855  1.0
  O  O17  1  0.664  0.450  0.660  1.0
  O  O18  1  0.049  0.045  0.355  1.0
  O  O19  1  0.450  0.664  0.160  1.0
  O  O20  1  0.189  0.115  0.602  1.0
  O  O21  1  0.607  0.709  0.957  1.0
  O  O22  1  0.115  0.189  0.102  1.0
  O  O23  1  0.709  0.607  0.457  1.0
  O  O24  1  0.763  0.671  0.687  1.0
  O  O25  1  0.671  0.763  0.187  1.0
  O  O26  1  0.329  0.237  0.813  1.0
  O  O27  1  0.237  0.329  0.313  1.0
  O  O28  1  0.291  0.393  0.543  1.0
  O  O29  1  0.885  0.811  0.898  1.0
  O  O30  1  0.393  0.291  0.043  1.0
  O  O31  1  0.811  0.885  0.398  1.0
  O  O32  1  0.550  0.336  0.840  1.0
  O  O33  1  0.951  0.955  0.645  1.0
  O  O34  1  0.336  0.550  0.340  1.0
  O  O35  1  0.955  0.951  0.145  1.0
[/CIF]
.
The material structure described by Li2Cr3Si3O10 is Aluminum carbonitride-derived structured and crystallizes in the monoclinic C2/c space group. Li(1) is bonded to one O(2), one O(3), one O(4), and two equivalent O(1) atoms to form distorted LiO5 square pyramids that share  a cornercorner with one Si(1)O4 tetrahedra, corners with three equivalent Si(2)O4 tetrahedra, corners with four equivalent Cr(1)O5 trigonal bipyramids,  an edgeedge with one Cr(2)O6 octahedra,  an edgeedge with one Li(1)O5 square pyramid, and  an edgeedge with one Si(1)O4 tetrahedra. There are two inequivalent Cr sites. In the first Cr site, Cr(1) is bonded to one O(1), one O(3), one O(4), and two equivalent O(5) atoms to form distorted CrO5 trigonal bipyramids that share corners with two equivalent Cr(2)O6 octahedra, corners with four equivalent Li(1)O5 square pyramids,  a cornercorner with one Si(2)O4 tetrahedra, corners with four equivalent Si(1)O4 tetrahedra, corners with two equivalent Cr(1)O5 trigonal bipyramids, and  an edgeedge with one Cr(2)O6 octahedra. The corner-sharing octahedral tilt angles range from 53-82°. In the second Cr site, Cr(2) is bonded to two equivalent O(3), two equivalent O(4), and two equivalent O(5) atoms to form distorted CrO6 octahedra that share corners with two equivalent Si(1)O4 tetrahedra, corners with four equivalent Cr(1)O5 trigonal bipyramids, edges with two equivalent Li(1)O5 square pyramids, edges with two equivalent Si(1)O4 tetrahedra, and edges with two equivalent Cr(1)O5 trigonal bipyramids. There are two inequivalent Si sites. In the first Si site, Si(1) is bonded to one O(2), one O(3), one O(4), and one O(5) atom to form SiO4 tetrahedra that share  a cornercorner with one Cr(2)O6 octahedra,  a cornercorner with one Li(1)O5 square pyramid,  a cornercorner with one Si(2)O4 tetrahedra, corners with four equivalent Cr(1)O5 trigonal bipyramids,  an edgeedge with one Cr(2)O6 octahedra, and  an edgeedge with one Li(1)O5 square pyramid. The corner-sharing octahedral tilt angles are 61°. In the second Si site, Si(2) is bonded to two equivalent O(1) and two equivalent O(2) atoms to form SiO4 tetrahedra that share corners with six equivalent Li(1)O5 square pyramids, corners with two equivalent Si(1)O4 tetrahedra, and corners with two equivalent Cr(1)O5 trigonal bipyramids. There are five inequivalent O sites. In the first O site, O(1) is bonded to two equivalent Li(1), one Cr(1), and one Si(2) atom to form distorted OLi2CrSi tetrahedra that share  a cornercorner with one O(1)Li2CrSi tetrahedra, corners with three equivalent O(3)LiCr2Si tetrahedra, corners with two equivalent O(5)Cr3Si trigonal pyramids, and  an edgeedge with one O(1)Li2CrSi tetrahedra. In the second O site, O(2) is bonded in a 3-coordinate geometry to one Li(1), one Si(1), and one Si(2) atom. In the third O site, O(3) is bonded to one Li(1), one Cr(1), one Cr(2), and one Si(1) atom to form distorted OLiCr2Si tetrahedra that share  a cornercorner with one O(3)LiCr2Si tetrahedra, corners with three equivalent O(1)Li2CrSi tetrahedra, corners with three equivalent O(5)Cr3Si trigonal pyramids, and  an edgeedge with one O(5)Cr3Si trigonal pyramid. In the fourth O site, O(4) is bonded in a distorted rectangular see-saw-like geometry to one Li(1), one Cr(1), one Cr(2), and one Si(1) atom. In the fifth O site, O(5) is bonded to one Cr(2), two equivalent Cr(1), and one Si(1) atom to form distorted OCr3Si trigonal pyramids that share corners with two equivalent O(1)Li2CrSi tetrahedra, corners with three equivalent O(3)LiCr2Si tetrahedra, corners with three equivalent O(5)Cr3Si trigonal pyramids, and  an edgeedge with one O(3)LiCr2Si tetrahedra. is represented by the CIF file [CIF]
data_Li2Cr3Si3O10
_symmetry_space_group_name_H-M   'P 1'
_cell_length_a   8.568
_cell_length_b   8.568
_cell_length_c   10.364
_cell_angle_alpha   86.880
_cell_angle_beta   86.880
_cell_angle_gamma   33.115
_symmetry_Int_Tables_number   1
_cell_volume   414.984
_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  0.271  0.835  0.527  1.0
  Li  Li1  1  0.835  0.271  0.027  1.0
  Li  Li2  1  0.165  0.729  0.973  1.0
  Li  Li3  1  0.729  0.165  0.473  1.0
  Cr  Cr4  1  0.379  0.924  0.788  1.0
  Cr  Cr5  1  0.924  0.379  0.288  1.0
  Cr  Cr6  1  0.500  0.000  0.500  1.0
  Cr  Cr7  1  0.000  0.500  0.000  1.0
  Cr  Cr8  1  0.076  0.621  0.712  1.0
  Cr  Cr9  1  0.621  0.076  0.212  1.0
  Si  Si10  1  0.851  0.451  0.601  1.0
  Si  Si11  1  0.451  0.851  0.101  1.0
  Si  Si12  1  0.549  0.149  0.899  1.0
  Si  Si13  1  0.149  0.549  0.399  1.0
  Si  Si14  1  0.822  0.178  0.750  1.0
  Si  Si15  1  0.178  0.822  0.250  1.0
  O  O16  1  0.045  0.049  0.855  1.0
  O  O17  1  0.664  0.450  0.660  1.0
  O  O18  1  0.049  0.045  0.355  1.0
  O  O19  1  0.450  0.664  0.160  1.0
  O  O20  1  0.189  0.115  0.602  1.0
  O  O21  1  0.607  0.709  0.957  1.0
  O  O22  1  0.115  0.189  0.102  1.0
  O  O23  1  0.709  0.607  0.457  1.0
  O  O24  1  0.763  0.671  0.687  1.0
  O  O25  1  0.671  0.763  0.187  1.0
  O  O26  1  0.329  0.237  0.813  1.0
  O  O27  1  0.237  0.329  0.313  1.0
  O  O28  1  0.291  0.393  0.543  1.0
  O  O29  1  0.885  0.811  0.898  1.0
  O  O30  1  0.393  0.291  0.043  1.0
  O  O31  1  0.811  0.885  0.398  1.0
  O  O32  1  0.550  0.336  0.840  1.0
  O  O33  1  0.951  0.955  0.645  1.0
  O  O34  1  0.336  0.550  0.340  1.0
  O  O35  1  0.955  0.951  0.145  1.0
[/CIF]
.