LiSi2(AgO)8 crystallizes in the triclinic P1 space group. Li(1) is bonded in a 3-coordinate geometry to one O(2), one O(6), and one O(8) atom. There are eight inequivalent Ag sites. In the first Ag site, Ag(1) is bonded in a bent 120 degrees geometry to one O(2) and one O(6) atom. In the second Ag site, Ag(2) is bonded in a distorted T-shaped geometry to one O(1), one O(3), and one O(4) atom. In the third Ag site, Ag(3) is bonded in a distorted bent 120 degrees geometry to one O(7) and one O(8) atom. In the fourth Ag site, Ag(4) is bonded in a distorted T-shaped geometry to one O(1), one O(2), and one O(7) atom. In the fifth Ag site, Ag(5) is bonded in a distorted T-shaped geometry to one O(3), one O(5), and one O(6) atom. In the sixth Ag site, Ag(6) is bonded in a linear geometry to one O(4) and one O(7) atom. In the seventh Ag site, Ag(7) is bonded in a distorted T-shaped geometry to one O(1), one O(4), and one O(5) atom. In the eighth Ag site, Ag(8) is bonded in a distorted T-shaped geometry to one O(3), one O(5), and one O(8) atom. There are two inequivalent Si sites. In the first Si site, Si(1) is bonded in a tetrahedral geometry to one O(2), one O(4), one O(5), and one O(8) atom. In the second Si site, Si(2) is bonded in a tetrahedral geometry to one O(1), one O(3), one O(6), and one O(7) atom. There are eight inequivalent O sites. In the first O site, O(1) is bonded in a 4-coordinate geometry to one Ag(2), one Ag(4), one Ag(7), and one Si(2) atom. In the second O site, O(2) is bonded in a distorted trigonal pyramidal geometry to one Li(1), one Ag(1), one Ag(4), and one Si(1) atom. In the third O site, O(3) is bonded in a 4-coordinate geometry to one Ag(2), one Ag(5), one Ag(8), and one Si(2) atom. In the fourth O site, O(4) is bonded in a 4-coordinate geometry to one Ag(2), one Ag(6), one Ag(7), and one Si(1) atom. In the fifth O site, O(5) is bonded in a distorted rectangular see-saw-like geometry to one Ag(5), one Ag(7), one Ag(8), and one Si(1) atom. In the sixth O site, O(6) is bonded in a rectangular see-saw-like geometry to one Li(1), one Ag(1), one Ag(5), and one Si(2) atom. In the seventh O site, O(7) is bonded in a 4-coordinate geometry to one Ag(3), one Ag(4), one Ag(6), and one Si(2) atom. In the eighth O site, O(8) is bonded in a 4-coordinate geometry to one Li(1), one Ag(3), one Ag(8), and one Si(1) atom.
LiSi2(AgO)8 crystallizes in the triclinic P1 space group. Li(1) is bonded in a 3-coordinate geometry to one O(2), one O(6), and one O(8) atom. The Li(1)-O(2) bond length is 1.99 Å. The Li(1)-O(6) bond length is 1.82 Å. The Li(1)-O(8) bond length is 1.93 Å. There are eight inequivalent Ag sites. In the first Ag site, Ag(1) is bonded in a bent 120 degrees geometry to one O(2) and one O(6) atom. The Ag(1)-O(2) bond length is 2.30 Å. The Ag(1)-O(6) bond length is 2.33 Å. In the second Ag site, Ag(2) is bonded in a distorted T-shaped geometry to one O(1), one O(3), and one O(4) atom. The Ag(2)-O(1) bond length is 2.42 Å. The Ag(2)-O(3) bond length is 2.22 Å. The Ag(2)-O(4) bond length is 2.28 Å. In the third Ag site, Ag(3) is bonded in a distorted bent 120 degrees geometry to one O(7) and one O(8) atom. The Ag(3)-O(7) bond length is 2.29 Å. The Ag(3)-O(8) bond length is 2.37 Å. In the fourth Ag site, Ag(4) is bonded in a distorted T-shaped geometry to one O(1), one O(2), and one O(7) atom. The Ag(4)-O(1) bond length is 2.28 Å. The Ag(4)-O(2) bond length is 2.35 Å. The Ag(4)-O(7) bond length is 2.49 Å. In the fifth Ag site, Ag(5) is bonded in a distorted T-shaped geometry to one O(3), one O(5), and one O(6) atom. The Ag(5)-O(3) bond length is 2.64 Å. The Ag(5)-O(5) bond length is 2.24 Å. The Ag(5)-O(6) bond length is 2.24 Å. In the sixth Ag site, Ag(6) is bonded in a linear geometry to one O(4) and one O(7) atom. The Ag(6)-O(4) bond length is 2.22 Å. The Ag(6)-O(7) bond length is 2.28 Å. In the seventh Ag site, Ag(7) is bonded in a distorted T-shaped geometry to one O(1), one O(4), and one O(5) atom. The Ag(7)-O(1) bond length is 2.20 Å. The Ag(7)-O(4) bond length is 2.58 Å. The Ag(7)-O(5) bond length is 2.16 Å. In the eighth Ag site, Ag(8) is bonded in a distorted T-shaped geometry to one O(3), one O(5), and one O(8) atom. The Ag(8)-O(3) bond length is 2.21 Å. The Ag(8)-O(5) bond length is 2.66 Å. The Ag(8)-O(8) bond length is 2.17 Å. There are two inequivalent Si sites. In the first Si site, Si(1) is bonded in a tetrahedral geometry to one O(2), one O(4), one O(5), and one O(8) atom. The Si(1)-O(2) bond length is 1.66 Å. The Si(1)-O(4) bond length is 1.67 Å. The Si(1)-O(5) bond length is 1.65 Å. The Si(1)-O(8) bond length is 1.67 Å. In the second Si site, Si(2) is bonded in a tetrahedral geometry to one O(1), one O(3), one O(6), and one O(7) atom. The Si(2)-O(1) bond length is 1.67 Å. The Si(2)-O(3) bond length is 1.66 Å. The Si(2)-O(6) bond length is 1.65 Å. The Si(2)-O(7) bond length is 1.66 Å. There are eight inequivalent O sites. In the first O site, O(1) is bonded in a 4-coordinate geometry to one Ag(2), one Ag(4), one Ag(7), and one Si(2) atom. In the second O site, O(2) is bonded in a distorted trigonal pyramidal geometry to one Li(1), one Ag(1), one Ag(4), and one Si(1) atom. In the third O site, O(3) is bonded in a 4-coordinate geometry to one Ag(2), one Ag(5), one Ag(8), and one Si(2) atom. In the fourth O site, O(4) is bonded in a 4-coordinate geometry to one Ag(2), one Ag(6), one Ag(7), and one Si(1) atom. In the fifth O site, O(5) is bonded in a distorted rectangular see-saw-like geometry to one Ag(5), one Ag(7), one Ag(8), and one Si(1) atom. In the sixth O site, O(6) is bonded in a rectangular see-saw-like geometry to one Li(1), one Ag(1), one Ag(5), and one Si(2) atom. In the seventh O site, O(7) is bonded in a 4-coordinate geometry to one Ag(3), one Ag(4), one Ag(6), and one Si(2) atom. In the eighth O site, O(8) is bonded in a 4-coordinate geometry to one Li(1), one Ag(3), one Ag(8), and one Si(1) atom.