Ca6Au15Ge7 is beta Plutonium-derived structured and crystallizes in the monoclinic Pm space group. There are six inequivalent Ca sites. In the first Ca site, Ca(1) is bonded in a 16-coordinate geometry to one Au(1), one Au(11), one Au(12), one Au(15), one Au(6), two equivalent Au(10), two equivalent Au(3), two equivalent Au(8), one Ge(1), two equivalent Ge(3), and two equivalent Ge(6) atoms. In the second Ca site, Ca(2) is bonded in a 14-coordinate geometry to one Au(11), one Au(12), one Au(2), two equivalent Au(10), two equivalent Au(4), two equivalent Au(7), one Ge(2), two equivalent Ge(4), and two equivalent Ge(7) atoms. In the third Ca site, Ca(3) is bonded in a 14-coordinate geometry to one Au(13), one Au(14), one Au(3), two equivalent Au(1), two equivalent Au(15), two equivalent Au(6), two equivalent Au(9), one Ge(3), and two equivalent Ge(1) atoms. In the fourth Ca site, Ca(4) is bonded in a 14-coordinate geometry to one Au(13), one Au(14), one Au(4), two equivalent Au(2), two equivalent Au(5), two equivalent Au(9), one Ge(4), two equivalent Ge(2), and two equivalent Ge(5) atoms. In the fifth Ca site, Ca(5) is bonded in a 8-coordinate geometry to one Au(3), one Au(4), two equivalent Au(11), two equivalent Au(12), two equivalent Au(5), two equivalent Au(6), one Ge(6), and one Ge(7) atom. In the sixth Ca site, Ca(6) is bonded in a 8-coordinate geometry to one Au(1), one Au(15), one Au(2), two equivalent Au(13), two equivalent Au(14), two equivalent Au(7), two equivalent Au(8), and one Ge(5) atom. There are fifteen inequivalent Au sites. In the first Au site, Au(1) is bonded in a 10-coordinate geometry to one Ca(1), one Ca(6), two equivalent Ca(3), one Au(6), one Au(9), two equivalent Au(13), and two equivalent Ge(3) atoms. In the second Au site, Au(2) is bonded in a 10-coordinate geometry to one Ca(2), one Ca(6), two equivalent Ca(4), one Au(5), one Au(9), two equivalent Au(14), and two equivalent Ge(4) atoms. In the third Au site, Au(3) is bonded in a 10-coordinate geometry to one Ca(3), one Ca(5), two equivalent Ca(1), one Au(10), one Au(8), two equivalent Au(11), and two equivalent Ge(1) atoms. In the fourth Au site, Au(4) is bonded in a 10-coordinate geometry to one Ca(4), one Ca(5), two equivalent Ca(2), one Au(10), one Au(7), two equivalent Au(12), and two equivalent Ge(2) atoms. In the fifth Au site, Au(5) is bonded in a 7-coordinate geometry to two equivalent Ca(4), two equivalent Ca(5), one Au(11), one Au(2), one Ge(2), and two equivalent Ge(7) atoms. In the sixth Au site, Au(6) is bonded in a 7-coordinate geometry to one Ca(1), two equivalent Ca(3), two equivalent Ca(5), one Au(1), one Au(12), one Ge(1), and two equivalent Ge(6) atoms. In the seventh Au site, Au(7) is bonded in a 7-coordinate geometry to two equivalent Ca(2), two equivalent Ca(6), one Au(13), one Au(4), one Ge(4), and two equivalent Ge(5) atoms. In the eighth Au site, Au(8) is bonded in a 1-coordinate geometry to two equivalent Ca(1), two equivalent Ca(6), one Au(14), one Au(3), and one Ge(3) atom. In the ninth Au site, Au(9) is bonded in a 12-coordinate geometry to two equivalent Ca(3), two equivalent Ca(4), one Au(1), one Au(15), one Au(2), two equivalent Au(13), two equivalent Au(14), and one Ge(5) atom. In the tenth Au site, Au(10) is bonded in a distorted linear geometry to two equivalent Ca(1), two equivalent Ca(2), one Au(3), one Au(4), two equivalent Au(11), two equivalent Au(12), one Ge(6), and one Ge(7) atom. In the eleventh Au site, Au(11) is bonded in a 12-coordinate geometry to one Ca(1), one Ca(2), two equivalent Ca(5), one Au(5), two equivalent Au(10), two equivalent Au(3), one Ge(1), and two equivalent Ge(7) atoms. In the twelfth Au site, Au(12) is bonded in a 12-coordinate geometry to one Ca(1), one Ca(2), two equivalent Ca(5), one Au(6), two equivalent Au(10), two equivalent Au(4), one Ge(2), and two equivalent Ge(6) atoms. In the thirteenth Au site, Au(13) is bonded in a 12-coordinate geometry to one Ca(3), one Ca(4), two equivalent Ca(6), one Au(7), two equivalent Au(1), two equivalent Au(9), one Ge(3), and two equivalent Ge(5) atoms. In the fourteenth Au site, Au(14) is bonded to one Ca(3), one Ca(4), two equivalent Ca(6), one Au(8), two equivalent Au(15), two equivalent Au(2), two equivalent Au(9), and one Ge(4) atom to form distorted face-sharing AuCa4GeAu7 cuboctahedra. In the fifteenth Au site, Au(15) is bonded in a 4-coordinate geometry to one Ca(1), one Ca(6), two equivalent Ca(3), one Au(9), two equivalent Au(14), and one Ge(1) atom. There are seven inequivalent Ge sites. In the first Ge site, Ge(1) is bonded in a 5-coordinate geometry to one Ca(1), two equivalent Ca(3), one Au(11), one Au(15), one Au(6), and two equivalent Au(3) atoms. In the second Ge site, Ge(2) is bonded in a 8-coordinate geometry to one Ca(2), two equivalent Ca(4), one Au(12), one Au(5), two equivalent Au(4), and one Ge(5) atom. In the third Ge site, Ge(3) is bonded in a 8-coordinate geometry to one Ca(3), two equivalent Ca(1), one Au(13), one Au(8), two equivalent Au(1), and one Ge(6) atom. In the fourth Ge site, Ge(4) is bonded in a 8-coordinate geometry to one Ca(4), two equivalent Ca(2), one Au(14), one Au(7), two equivalent Au(2), and one Ge(7) atom. In the fifth Ge site, Ge(5) is bonded in a 9-coordinate geometry to one Ca(6), two equivalent Ca(4), one Au(9), two equivalent Au(13), two equivalent Au(7), and one Ge(2) atom. In the sixth Ge site, Ge(6) is bonded in a 9-coordinate geometry to one Ca(5), two equivalent Ca(1), one Au(10), two equivalent Au(12), two equivalent Au(6), and one Ge(3) atom. In the seventh Ge site, Ge(7) is bonded in a 9-coordinate geometry to one Ca(5), two equivalent Ca(2), one Au(10), two equivalent Au(11), two equivalent Au(5), and one Ge(4) atom.
Ca6Au15Ge7 is beta Plutonium-derived structured and crystallizes in the monoclinic Pm space group. There are six inequivalent Ca sites. In the first Ca site, Ca(1) is bonded in a 16-coordinate geometry to one Au(1), one Au(11), one Au(12), one Au(15), one Au(6), two equivalent Au(10), two equivalent Au(3), two equivalent Au(8), one Ge(1), two equivalent Ge(3), and two equivalent Ge(6) atoms. The Ca(1)-Au(1) bond length is 3.38 Å. The Ca(1)-Au(11) bond length is 3.15 Å. The Ca(1)-Au(12) bond length is 3.24 Å. The Ca(1)-Au(15) bond length is 3.69 Å. The Ca(1)-Au(6) bond length is 3.72 Å. Both Ca(1)-Au(10) bond lengths are 3.41 Å. Both Ca(1)-Au(3) bond lengths are 3.30 Å. Both Ca(1)-Au(8) bond lengths are 3.25 Å. The Ca(1)-Ge(1) bond length is 3.36 Å. Both Ca(1)-Ge(3) bond lengths are 3.19 Å. Both Ca(1)-Ge(6) bond lengths are 3.24 Å. In the second Ca site, Ca(2) is bonded in a 14-coordinate geometry to one Au(11), one Au(12), one Au(2), two equivalent Au(10), two equivalent Au(4), two equivalent Au(7), one Ge(2), two equivalent Ge(4), and two equivalent Ge(7) atoms. The Ca(2)-Au(11) bond length is 3.28 Å. The Ca(2)-Au(12) bond length is 3.13 Å. The Ca(2)-Au(2) bond length is 3.37 Å. Both Ca(2)-Au(10) bond lengths are 3.41 Å. Both Ca(2)-Au(4) bond lengths are 3.31 Å. Both Ca(2)-Au(7) bond lengths are 3.27 Å. The Ca(2)-Ge(2) bond length is 3.37 Å. Both Ca(2)-Ge(4) bond lengths are 3.15 Å. Both Ca(2)-Ge(7) bond lengths are 3.23 Å. In the third Ca site, Ca(3) is bonded in a 14-coordinate geometry to one Au(13), one Au(14), one Au(3), two equivalent Au(1), two equivalent Au(15), two equivalent Au(6), two equivalent Au(9), one Ge(3), and two equivalent Ge(1) atoms. The Ca(3)-Au(13) bond length is 3.18 Å. The Ca(3)-Au(14) bond length is 3.20 Å. The Ca(3)-Au(3) bond length is 3.41 Å. Both Ca(3)-Au(1) bond lengths are 3.32 Å. Both Ca(3)-Au(15) bond lengths are 3.12 Å. Both Ca(3)-Au(6) bond lengths are 3.26 Å. Both Ca(3)-Au(9) bond lengths are 3.49 Å. The Ca(3)-Ge(3) bond length is 3.40 Å. Both Ca(3)-Ge(1) bond lengths are 3.21 Å. In the fourth Ca site, Ca(4) is bonded in a 14-coordinate geometry to one Au(13), one Au(14), one Au(4), two equivalent Au(2), two equivalent Au(5), two equivalent Au(9), one Ge(4), two equivalent Ge(2), and two equivalent Ge(5) atoms. The Ca(4)-Au(13) bond length is 3.23 Å. The Ca(4)-Au(14) bond length is 3.17 Å. The Ca(4)-Au(4) bond length is 3.36 Å. Both Ca(4)-Au(2) bond lengths are 3.32 Å. Both Ca(4)-Au(5) bond lengths are 3.23 Å. Both Ca(4)-Au(9) bond lengths are 3.34 Å. The Ca(4)-Ge(4) bond length is 3.41 Å. Both Ca(4)-Ge(2) bond lengths are 3.19 Å. Both Ca(4)-Ge(5) bond lengths are 3.26 Å. In the fifth Ca site, Ca(5) is bonded in a 8-coordinate geometry to one Au(3), one Au(4), two equivalent Au(11), two equivalent Au(12), two equivalent Au(5), two equivalent Au(6), one Ge(6), and one Ge(7) atom. The Ca(5)-Au(3) bond length is 3.09 Å. The Ca(5)-Au(4) bond length is 3.10 Å. Both Ca(5)-Au(11) bond lengths are 3.62 Å. Both Ca(5)-Au(12) bond lengths are 3.68 Å. Both Ca(5)-Au(5) bond lengths are 3.32 Å. Both Ca(5)-Au(6) bond lengths are 3.34 Å. The Ca(5)-Ge(6) bond length is 3.17 Å. The Ca(5)-Ge(7) bond length is 3.16 Å. In the sixth Ca site, Ca(6) is bonded in a 8-coordinate geometry to one Au(1), one Au(15), one Au(2), two equivalent Au(13), two equivalent Au(14), two equivalent Au(7), two equivalent Au(8), and one Ge(5) atom. The Ca(6)-Au(1) bond length is 3.21 Å. The Ca(6)-Au(15) bond length is 3.19 Å. The Ca(6)-Au(2) bond length is 3.09 Å. Both Ca(6)-Au(13) bond lengths are 3.71 Å. Both Ca(6)-Au(14) bond lengths are 3.61 Å. Both Ca(6)-Au(7) bond lengths are 3.32 Å. Both Ca(6)-Au(8) bond lengths are 3.26 Å. The Ca(6)-Ge(5) bond length is 3.15 Å. There are fifteen inequivalent Au sites. In the first Au site, Au(1) is bonded in a 10-coordinate geometry to one Ca(1), one Ca(6), two equivalent Ca(3), one Au(6), one Au(9), two equivalent Au(13), and two equivalent Ge(3) atoms. The Au(1)-Au(6) bond length is 2.94 Å. The Au(1)-Au(9) bond length is 2.99 Å. Both Au(1)-Au(13) bond lengths are 2.94 Å. Both Au(1)-Ge(3) bond lengths are 2.58 Å. In the second Au site, Au(2) is bonded in a 10-coordinate geometry to one Ca(2), one Ca(6), two equivalent Ca(4), one Au(5), one Au(9), two equivalent Au(14), and two equivalent Ge(4) atoms. The Au(2)-Au(5) bond length is 2.96 Å. The Au(2)-Au(9) bond length is 2.91 Å. Both Au(2)-Au(14) bond lengths are 2.92 Å. Both Au(2)-Ge(4) bond lengths are 2.60 Å. In the third Au site, Au(3) is bonded in a 10-coordinate geometry to one Ca(3), one Ca(5), two equivalent Ca(1), one Au(10), one Au(8), two equivalent Au(11), and two equivalent Ge(1) atoms. The Au(3)-Au(10) bond length is 2.97 Å. The Au(3)-Au(8) bond length is 2.98 Å. Both Au(3)-Au(11) bond lengths are 2.91 Å. Both Au(3)-Ge(1) bond lengths are 2.58 Å. In the fourth Au site, Au(4) is bonded in a 10-coordinate geometry to one Ca(4), one Ca(5), two equivalent Ca(2), one Au(10), one Au(7), two equivalent Au(12), and two equivalent Ge(2) atoms. The Au(4)-Au(10) bond length is 3.01 Å. The Au(4)-Au(7) bond length is 2.94 Å. Both Au(4)-Au(12) bond lengths are 2.96 Å. Both Au(4)-Ge(2) bond lengths are 2.57 Å. In the fifth Au site, Au(5) is bonded in a 7-coordinate geometry to two equivalent Ca(4), two equivalent Ca(5), one Au(11), one Au(2), one Ge(2), and two equivalent Ge(7) atoms. The Au(5)-Au(11) bond length is 2.78 Å. The Au(5)-Ge(2) bond length is 2.56 Å. Both Au(5)-Ge(7) bond lengths are 2.80 Å. In the sixth Au site, Au(6) is bonded in a 7-coordinate geometry to one Ca(1), two equivalent Ca(3), two equivalent Ca(5), one Au(1), one Au(12), one Ge(1), and two equivalent Ge(6) atoms. The Au(6)-Au(12) bond length is 2.81 Å. The Au(6)-Ge(1) bond length is 2.54 Å. Both Au(6)-Ge(6) bond lengths are 2.80 Å. In the seventh Au site, Au(7) is bonded in a 7-coordinate geometry to two equivalent Ca(2), two equivalent Ca(6), one Au(13), one Au(4), one Ge(4), and two equivalent Ge(5) atoms. The Au(7)-Au(13) bond length is 2.81 Å. The Au(7)-Ge(4) bond length is 2.54 Å. Both Au(7)-Ge(5) bond lengths are 2.75 Å. In the eighth Au site, Au(8) is bonded in a 1-coordinate geometry to two equivalent Ca(1), two equivalent Ca(6), one Au(14), one Au(3), and one Ge(3) atom. The Au(8)-Au(14) bond length is 2.86 Å. The Au(8)-Ge(3) bond length is 2.53 Å. In the ninth Au site, Au(9) is bonded in a 12-coordinate geometry to two equivalent Ca(3), two equivalent Ca(4), one Au(1), one Au(15), one Au(2), two equivalent Au(13), two equivalent Au(14), and one Ge(5) atom. The Au(9)-Au(15) bond length is 2.82 Å. Both Au(9)-Au(13) bond lengths are 2.96 Å. Both Au(9)-Au(14) bond lengths are 3.02 Å. The Au(9)-Ge(5) bond length is 2.68 Å. In the tenth Au site, Au(10) is bonded in a distorted linear geometry to two equivalent Ca(1), two equivalent Ca(2), one Au(3), one Au(4), two equivalent Au(11), two equivalent Au(12), one Ge(6), and one Ge(7) atom. Both Au(10)-Au(11) bond lengths are 3.02 Å. Both Au(10)-Au(12) bond lengths are 2.97 Å. The Au(10)-Ge(6) bond length is 2.69 Å. The Au(10)-Ge(7) bond length is 2.68 Å. In the eleventh Au site, Au(11) is bonded in a 12-coordinate geometry to one Ca(1), one Ca(2), two equivalent Ca(5), one Au(5), two equivalent Au(10), two equivalent Au(3), one Ge(1), and two equivalent Ge(7) atoms. The Au(11)-Ge(1) bond length is 2.74 Å. Both Au(11)-Ge(7) bond lengths are 2.87 Å. In the twelfth Au site, Au(12) is bonded in a 12-coordinate geometry to one Ca(1), one Ca(2), two equivalent Ca(5), one Au(6), two equivalent Au(10), two equivalent Au(4), one Ge(2), and two equivalent Ge(6) atoms. The Au(12)-Ge(2) bond length is 2.81 Å. Both Au(12)-Ge(6) bond lengths are 2.86 Å. In the thirteenth Au site, Au(13) is bonded in a 12-coordinate geometry to one Ca(3), one Ca(4), two equivalent Ca(6), one Au(7), two equivalent Au(1), two equivalent Au(9), one Ge(3), and two equivalent Ge(5) atoms. The Au(13)-Ge(3) bond length is 2.76 Å. Both Au(13)-Ge(5) bond lengths are 2.89 Å. In the fourteenth Au site, Au(14) is bonded to one Ca(3), one Ca(4), two equivalent Ca(6), one Au(8), two equivalent Au(15), two equivalent Au(2), two equivalent Au(9), and one Ge(4) atom to form distorted face-sharing AuCa4GeAu7 cuboctahedra. Both Au(14)-Au(15) bond lengths are 2.93 Å. The Au(14)-Ge(4) bond length is 2.81 Å. In the fifteenth Au site, Au(15) is bonded in a 4-coordinate geometry to one Ca(1), one Ca(6), two equivalent Ca(3), one Au(9), two equivalent Au(14), and one Ge(1) atom. The Au(15)-Ge(1) bond length is 2.61 Å. There are seven inequivalent Ge sites. In the first Ge site, Ge(1) is bonded in a 5-coordinate geometry to one Ca(1), two equivalent Ca(3), one Au(11), one Au(15), one Au(6), and two equivalent Au(3) atoms. In the second Ge site, Ge(2) is bonded in a 8-coordinate geometry to one Ca(2), two equivalent Ca(4), one Au(12), one Au(5), two equivalent Au(4), and one Ge(5) atom. The Ge(2)-Ge(5) bond length is 2.67 Å. In the third Ge site, Ge(3) is bonded in a 8-coordinate geometry to one Ca(3), two equivalent Ca(1), one Au(13), one Au(8), two equivalent Au(1), and one Ge(6) atom. The Ge(3)-Ge(6) bond length is 2.70 Å. In the fourth Ge site, Ge(4) is bonded in a 8-coordinate geometry to one Ca(4), two equivalent Ca(2), one Au(14), one Au(7), two equivalent Au(2), and one Ge(7) atom. The Ge(4)-Ge(7) bond length is 2.65 Å. In the fifth Ge site, Ge(5) is bonded in a 9-coordinate geometry to one Ca(6), two equivalent Ca(4), one Au(9), two equivalent Au(13), two equivalent Au(7), and one Ge(2) atom. In the sixth Ge site, Ge(6) is bonded in a 9-coordinate geometry to one Ca(5), two equivalent Ca(1), one Au(10), two equivalent Au(12), two equivalent Au(6), and one Ge(3) atom. In the seventh Ge site, Ge(7) is bonded in a 9-coordinate geometry to one Ca(5), two equivalent Ca(2), one Au(10), two equivalent Au(11), two equivalent Au(5), and one Ge(4) atom.