Ca6Ag3Ge5 crystallizes in the monoclinic Cm space group. There are six inequivalent Ca sites. In the first Ca site, Ca(1) is bonded in a 8-coordinate geometry to one Ag(3), two equivalent Ag(1), two equivalent Ge(1), and three equivalent Ge(3) atoms. In the second Ca site, Ca(2) is bonded in a 8-coordinate geometry to two equivalent Ag(2), one Ge(5), two equivalent Ge(2), and three equivalent Ge(4) atoms. In the third Ca site, Ca(3) is bonded in a 11-coordinate geometry to one Ag(2), three equivalent Ag(1), three equivalent Ag(3), two equivalent Ge(3), and two equivalent Ge(5) atoms. In the fourth Ca site, Ca(4) is bonded in a 11-coordinate geometry to one Ag(1), two equivalent Ag(3), three equivalent Ag(2), two equivalent Ge(4), and three equivalent Ge(5) atoms. In the fifth Ca site, Ca(5) is bonded in a 7-coordinate geometry to two equivalent Ge(2), two equivalent Ge(3), and three equivalent Ge(1) atoms. In the sixth Ca site, Ca(6) is bonded in a 7-coordinate geometry to two equivalent Ge(1), two equivalent Ge(4), and three equivalent Ge(2) atoms. There are three inequivalent Ag sites. In the first Ag site, Ag(1) is bonded in a 10-coordinate geometry to one Ca(4), two equivalent Ca(1), three equivalent Ca(3), two equivalent Ag(3), one Ge(3), and one Ge(5) atom. In the second Ag site, Ag(2) is bonded in a 10-coordinate geometry to one Ca(3), two equivalent Ca(2), three equivalent Ca(4), one Ag(3), one Ge(4), and two equivalent Ge(5) atoms. In the third Ag site, Ag(3) is bonded in a 10-coordinate geometry to one Ca(1), two equivalent Ca(4), three equivalent Ca(3), one Ag(2), two equivalent Ag(1), and one Ge(5) atom. There are five inequivalent Ge sites. In the first Ge site, Ge(1) is bonded in a 9-coordinate geometry to two equivalent Ca(1), two equivalent Ca(6), three equivalent Ca(5), one Ge(2), and one Ge(3) atom. In the second Ge site, Ge(2) is bonded in a 9-coordinate geometry to two equivalent Ca(2), two equivalent Ca(5), three equivalent Ca(6), one Ge(1), and one Ge(4) atom. In the third Ge site, Ge(3) is bonded in a 9-coordinate geometry to two equivalent Ca(3), two equivalent Ca(5), three equivalent Ca(1), one Ag(1), and one Ge(1) atom. In the fourth Ge site, Ge(4) is bonded in a 9-coordinate geometry to two equivalent Ca(4), two equivalent Ca(6), three equivalent Ca(2), one Ag(2), and one Ge(2) atom. In the fifth Ge site, Ge(5) is bonded in a 10-coordinate geometry to one Ca(2), two equivalent Ca(3), three equivalent Ca(4), one Ag(1), one Ag(3), and two equivalent Ag(2) atoms.
Ca6Ag3Ge5 crystallizes in the monoclinic Cm space group. There are six inequivalent Ca sites. In the first Ca site, Ca(1) is bonded in a 8-coordinate geometry to one Ag(3), two equivalent Ag(1), two equivalent Ge(1), and three equivalent Ge(3) atoms. The Ca(1)-Ag(3) bond length is 3.16 Å. Both Ca(1)-Ag(1) bond lengths are 3.29 Å. Both Ca(1)-Ge(1) bond lengths are 3.15 Å. There is one shorter (3.16 Å) and two longer (3.22 Å) Ca(1)-Ge(3) bond lengths. In the second Ca site, Ca(2) is bonded in a 8-coordinate geometry to two equivalent Ag(2), one Ge(5), two equivalent Ge(2), and three equivalent Ge(4) atoms. Both Ca(2)-Ag(2) bond lengths are 3.21 Å. The Ca(2)-Ge(5) bond length is 3.09 Å. Both Ca(2)-Ge(2) bond lengths are 3.13 Å. There is one shorter (3.14 Å) and two longer (3.23 Å) Ca(2)-Ge(4) bond lengths. In the third Ca site, Ca(3) is bonded in a 11-coordinate geometry to one Ag(2), three equivalent Ag(1), three equivalent Ag(3), two equivalent Ge(3), and two equivalent Ge(5) atoms. The Ca(3)-Ag(2) bond length is 3.34 Å. There are two shorter (3.09 Å) and one longer (3.35 Å) Ca(3)-Ag(1) bond length. There are two shorter (3.23 Å) and one longer (3.52 Å) Ca(3)-Ag(3) bond length. Both Ca(3)-Ge(3) bond lengths are 3.20 Å. Both Ca(3)-Ge(5) bond lengths are 3.16 Å. In the fourth Ca site, Ca(4) is bonded in a 11-coordinate geometry to one Ag(1), two equivalent Ag(3), three equivalent Ag(2), two equivalent Ge(4), and three equivalent Ge(5) atoms. The Ca(4)-Ag(1) bond length is 3.38 Å. Both Ca(4)-Ag(3) bond lengths are 3.15 Å. All Ca(4)-Ag(2) bond lengths are 3.20 Å. Both Ca(4)-Ge(4) bond lengths are 3.15 Å. There are two shorter (3.34 Å) and one longer (3.36 Å) Ca(4)-Ge(5) bond length. In the fifth Ca site, Ca(5) is bonded in a 7-coordinate geometry to two equivalent Ge(2), two equivalent Ge(3), and three equivalent Ge(1) atoms. Both Ca(5)-Ge(2) bond lengths are 3.14 Å. Both Ca(5)-Ge(3) bond lengths are 3.10 Å. There is one shorter (3.19 Å) and two longer (3.20 Å) Ca(5)-Ge(1) bond lengths. In the sixth Ca site, Ca(6) is bonded in a 7-coordinate geometry to two equivalent Ge(1), two equivalent Ge(4), and three equivalent Ge(2) atoms. Both Ca(6)-Ge(1) bond lengths are 3.13 Å. Both Ca(6)-Ge(4) bond lengths are 3.10 Å. There is one shorter (3.17 Å) and two longer (3.21 Å) Ca(6)-Ge(2) bond lengths. There are three inequivalent Ag sites. In the first Ag site, Ag(1) is bonded in a 10-coordinate geometry to one Ca(4), two equivalent Ca(1), three equivalent Ca(3), two equivalent Ag(3), one Ge(3), and one Ge(5) atom. Both Ag(1)-Ag(3) bond lengths are 2.75 Å. The Ag(1)-Ge(3) bond length is 2.68 Å. The Ag(1)-Ge(5) bond length is 2.77 Å. In the second Ag site, Ag(2) is bonded in a 10-coordinate geometry to one Ca(3), two equivalent Ca(2), three equivalent Ca(4), one Ag(3), one Ge(4), and two equivalent Ge(5) atoms. The Ag(2)-Ag(3) bond length is 3.00 Å. The Ag(2)-Ge(4) bond length is 2.69 Å. Both Ag(2)-Ge(5) bond lengths are 2.62 Å. In the third Ag site, Ag(3) is bonded in a 10-coordinate geometry to one Ca(1), two equivalent Ca(4), three equivalent Ca(3), one Ag(2), two equivalent Ag(1), and one Ge(5) atom. The Ag(3)-Ge(5) bond length is 2.63 Å. There are five inequivalent Ge sites. In the first Ge site, Ge(1) is bonded in a 9-coordinate geometry to two equivalent Ca(1), two equivalent Ca(6), three equivalent Ca(5), one Ge(2), and one Ge(3) atom. The Ge(1)-Ge(2) bond length is 2.55 Å. The Ge(1)-Ge(3) bond length is 2.56 Å. In the second Ge site, Ge(2) is bonded in a 9-coordinate geometry to two equivalent Ca(2), two equivalent Ca(5), three equivalent Ca(6), one Ge(1), and one Ge(4) atom. The Ge(2)-Ge(4) bond length is 2.57 Å. In the third Ge site, Ge(3) is bonded in a 9-coordinate geometry to two equivalent Ca(3), two equivalent Ca(5), three equivalent Ca(1), one Ag(1), and one Ge(1) atom. In the fourth Ge site, Ge(4) is bonded in a 9-coordinate geometry to two equivalent Ca(4), two equivalent Ca(6), three equivalent Ca(2), one Ag(2), and one Ge(2) atom. In the fifth Ge site, Ge(5) is bonded in a 10-coordinate geometry to one Ca(2), two equivalent Ca(3), three equivalent Ca(4), one Ag(1), one Ag(3), and two equivalent Ag(2) atoms.