Fe5Ni4P3 crystallizes in the triclinic P1 space group. There are twenty inequivalent Fe sites. In the first Fe site, Fe(1) is bonded in a 2-coordinate geometry to one Ni(12), one Ni(6), one Ni(7), two equivalent Ni(1), one P(3), and one P(7) atom. In the second Fe site, Fe(2) is bonded in a 2-coordinate geometry to one Ni(10), one Ni(4), one Ni(8), two equivalent Ni(2), one P(1), and one P(8) atom. In the third Fe site, Fe(3) is bonded in a 2-coordinate geometry to one Ni(11), one Ni(5), one Ni(9), two equivalent Ni(3), one P(2), and one P(9) atom. In the fourth Fe site, Fe(4) is bonded in a 2-coordinate geometry to one Ni(10), one Ni(2), one Ni(8), two equivalent Ni(4), one P(10), and one P(5) atom. In the fifth Fe site, Fe(5) is bonded in a 2-coordinate geometry to one Ni(11), one Ni(3), one Ni(9), two equivalent Ni(5), one P(11), and one P(6) atom. In the sixth Fe site, Fe(6) is bonded in a 2-coordinate geometry to one Ni(1), one Ni(12), one Ni(7), two equivalent Ni(6), one P(12), and one P(4) atom. In the seventh Fe site, Fe(7) is bonded in a 2-coordinate geometry to one Ni(1), one Ni(10), one Ni(6), two equivalent Ni(7), one P(4), and one P(7) atom. In the eighth Fe site, Fe(8) is bonded in a 2-coordinate geometry to one Ni(11), one Ni(2), one Ni(4), two equivalent Ni(8), one P(5), and one P(8) atom. In the ninth Fe site, Fe(9) is bonded in a 2-coordinate geometry to one Ni(12), one Ni(3), one Ni(5), two equivalent Ni(9), one P(6), and one P(9) atom. In the tenth Fe site, Fe(10) is bonded in a 2-coordinate geometry to one Ni(2), one Ni(4), one Ni(7), two equivalent Ni(10), one P(1), and one P(10) atom. In the eleventh Fe site, Fe(11) is bonded in a 2-coordinate geometry to one Ni(3), one Ni(5), one Ni(8), two equivalent Ni(11), one P(11), and one P(2) atom. In the twelfth Fe site, Fe(12) is bonded in a 2-coordinate geometry to one Ni(1), one Ni(6), one Ni(9), two equivalent Ni(12), one P(12), and one P(3) atom. In the thirteenth Fe site, Fe(13) is bonded in a 4-coordinate geometry to one Ni(2), one Ni(4), one Ni(8), one P(11), one P(8), and two equivalent P(5) atoms. In the fourteenth Fe site, Fe(14) is bonded in a 4-coordinate geometry to one Ni(3), one Ni(5), one Ni(9), one P(12), one P(9), and two equivalent P(6) atoms. In the fifteenth Fe site, Fe(15) is bonded in a 4-coordinate geometry to one Ni(1), one Ni(10), one Ni(7), one P(1), one P(4), and two equivalent P(7) atoms. In the sixteenth Fe site, Fe(16) is bonded in a 4-coordinate geometry to one Ni(11), one Ni(2), one Ni(8), one P(2), one P(5), and two equivalent P(8) atoms. In the seventeenth Fe site, Fe(17) is bonded in a 4-coordinate geometry to one Ni(12), one Ni(3), one Ni(9), one P(3), one P(6), and two equivalent P(9) atoms. In the eighteenth Fe site, Fe(18) is bonded in a 4-coordinate geometry to one Ni(10), one Ni(4), one Ni(7), one P(1), one P(4), and two equivalent P(10) atoms. In the nineteenth Fe site, Fe(19) is bonded in a 4-coordinate geometry to one Ni(11), one Ni(5), one Ni(8), one P(2), one P(5), and two equivalent P(11) atoms. In the twentieth Fe site, Fe(20) is bonded in a 4-coordinate geometry to one Ni(12), one Ni(6), one Ni(9), one P(3), one P(6), and two equivalent P(12) atoms. There are sixteen inequivalent Ni sites. In the first Ni site, Ni(1) is bonded in a 13-coordinate geometry to one Fe(12), one Fe(15), one Fe(6), one Fe(7), two equivalent Fe(1), one Ni(15), one Ni(16), two equivalent Ni(6), one P(3), one P(4), and one P(7) atom. In the second Ni site, Ni(2) is bonded in a 13-coordinate geometry to one Fe(10), one Fe(13), one Fe(16), one Fe(4), one Fe(8), two equivalent Fe(2), one Ni(13), two equivalent Ni(4), one P(1), one P(5), and one P(8) atom. In the third Ni site, Ni(3) is bonded in a 13-coordinate geometry to one Fe(11), one Fe(14), one Fe(17), one Fe(5), one Fe(9), two equivalent Fe(3), one Ni(14), two equivalent Ni(5), one P(2), one P(6), and one P(9) atom. In the fourth Ni site, Ni(4) is bonded in a 13-coordinate geometry to one Fe(10), one Fe(13), one Fe(18), one Fe(2), one Fe(8), two equivalent Fe(4), one Ni(13), two equivalent Ni(2), one P(1), one P(10), and one P(5) atom. In the fifth Ni site, Ni(5) is bonded in a 13-coordinate geometry to one Fe(11), one Fe(14), one Fe(19), one Fe(3), one Fe(9), two equivalent Fe(5), one Ni(14), two equivalent Ni(3), one P(11), one P(2), and one P(6) atom. In the sixth Ni site, Ni(6) is bonded in a 13-coordinate geometry to one Fe(1), one Fe(12), one Fe(20), one Fe(7), two equivalent Fe(6), one Ni(15), one Ni(16), two equivalent Ni(1), one P(12), one P(3), and one P(4) atom. In the seventh Ni site, Ni(7) is bonded in a 13-coordinate geometry to one Fe(1), one Fe(10), one Fe(15), one Fe(18), one Fe(6), two equivalent Fe(7), one Ni(16), two equivalent Ni(10), one P(10), one P(4), and one P(7) atom. In the eighth Ni site, Ni(8) is bonded in a 13-coordinate geometry to one Fe(11), one Fe(13), one Fe(16), one Fe(19), one Fe(2), one Fe(4), two equivalent Fe(8), two equivalent Ni(11), one P(11), one P(5), and one P(8) atom. In the ninth Ni site, Ni(9) is bonded in a 13-coordinate geometry to one Fe(12), one Fe(14), one Fe(17), one Fe(20), one Fe(3), one Fe(5), two equivalent Fe(9), two equivalent Ni(12), one P(12), one P(6), and one P(9) atom. In the tenth Ni site, Ni(10) is bonded in a 13-coordinate geometry to one Fe(15), one Fe(18), one Fe(2), one Fe(4), one Fe(7), two equivalent Fe(10), one Ni(13), two equivalent Ni(7), one P(1), one P(10), and one P(7) atom. In the eleventh Ni site, Ni(11) is bonded in a 13-coordinate geometry to one Fe(16), one Fe(19), one Fe(3), one Fe(5), one Fe(8), two equivalent Fe(11), one Ni(14), two equivalent Ni(8), one P(11), one P(2), and one P(8) atom. In the twelfth Ni site, Ni(12) is bonded in a 13-coordinate geometry to one Fe(1), one Fe(17), one Fe(20), one Fe(6), one Fe(9), two equivalent Fe(12), one Ni(15), two equivalent Ni(9), one P(12), one P(3), and one P(9) atom. In the thirteenth Ni site, Ni(13) is bonded in a 4-coordinate geometry to one Ni(10), one Ni(2), one Ni(4), one P(10), one P(7), and two equivalent P(1) atoms. In the fourteenth Ni site, Ni(14) is bonded in a 4-coordinate geometry to one Ni(11), one Ni(3), one Ni(5), one P(11), one P(8), and two equivalent P(2) atoms. In the fifteenth Ni site, Ni(15) is bonded in a 4-coordinate geometry to one Ni(1), one Ni(12), one Ni(6), one P(12), one P(9), and two equivalent P(3) atoms. In the sixteenth Ni site, Ni(16) is bonded in a 4-coordinate geometry to one Ni(1), one Ni(6), one Ni(7), one P(10), one P(7), and two equivalent P(4) atoms. There are twelve inequivalent P sites. In the first P site, P(1) is bonded in a 9-coordinate geometry to one Fe(10), one Fe(15), one Fe(18), one Fe(2), one Ni(10), one Ni(2), one Ni(4), and two equivalent Ni(13) atoms. In the second P site, P(2) is bonded in a 9-coordinate geometry to one Fe(11), one Fe(16), one Fe(19), one Fe(3), one Ni(11), one Ni(3), one Ni(5), and two equivalent Ni(14) atoms. In the third P site, P(3) is bonded in a 9-coordinate geometry to one Fe(1), one Fe(12), one Fe(17), one Fe(20), one Ni(1), one Ni(12), one Ni(6), and two equivalent Ni(15) atoms. In the fourth P site, P(4) is bonded in a 9-coordinate geometry to one Fe(15), one Fe(18), one Fe(6), one Fe(7), one Ni(1), one Ni(6), one Ni(7), and two equivalent Ni(16) atoms. In the fifth P site, P(5) is bonded in a 9-coordinate geometry to one Fe(16), one Fe(19), one Fe(4), one Fe(8), two equivalent Fe(13), one Ni(2), one Ni(4), and one Ni(8) atom. In the sixth P site, P(6) is bonded in a 9-coordinate geometry to one Fe(17), one Fe(20), one Fe(5), one Fe(9), two equivalent Fe(14), one Ni(3), one Ni(5), and one Ni(9) atom. In the seventh P site, P(7) is bonded in a 9-coordinate geometry to one Fe(1), one Fe(7), two equivalent Fe(15), one Ni(1), one Ni(10), one Ni(13), one Ni(16), and one Ni(7) atom. In the eighth P site, P(8) is bonded in a 9-coordinate geometry to one Fe(13), one Fe(2), one Fe(8), two equivalent Fe(16), one Ni(11), one Ni(14), one Ni(2), and one Ni(8) atom. In the ninth P site, P(9) is bonded in a 9-coordinate geometry to one Fe(14), one Fe(3), one Fe(9), two equivalent Fe(17), one Ni(12), one Ni(15), one Ni(3), and one Ni(9) atom. In the tenth P site, P(10) is bonded in a 9-coordinate geometry to one Fe(10), one Fe(4), two equivalent Fe(18), one Ni(10), one Ni(13), one Ni(16), one Ni(4), and one Ni(7) atom. In the eleventh P site, P(11) is bonded in a 9-coordinate geometry to one Fe(11), one Fe(13), one Fe(5), two equivalent Fe(19), one Ni(11), one Ni(14), one Ni(5), and one Ni(8) atom. In the twelfth P site, P(12) is bonded in a 9-coordinate geometry to one Fe(12), one Fe(14), one Fe(6), two equivalent Fe(20), one Ni(12), one Ni(15), one Ni(6), and one Ni(9) atom.
Fe5Ni4P3 crystallizes in the triclinic P1 space group. There are twenty inequivalent Fe sites. In the first Fe site, Fe(1) is bonded in a 2-coordinate geometry to one Ni(12), one Ni(6), one Ni(7), two equivalent Ni(1), one P(3), and one P(7) atom. The Fe(1)-Ni(12) bond length is 2.78 Å. The Fe(1)-Ni(6) bond length is 2.77 Å. The Fe(1)-Ni(7) bond length is 2.70 Å. There is one shorter (2.47 Å) and one longer (2.63 Å) Fe(1)-Ni(1) bond length. The Fe(1)-P(3) bond length is 2.29 Å. The Fe(1)-P(7) bond length is 2.34 Å. In the second Fe site, Fe(2) is bonded in a 2-coordinate geometry to one Ni(10), one Ni(4), one Ni(8), two equivalent Ni(2), one P(1), and one P(8) atom. The Fe(2)-Ni(10) bond length is 2.79 Å. The Fe(2)-Ni(4) bond length is 2.75 Å. The Fe(2)-Ni(8) bond length is 2.70 Å. There is one shorter (2.47 Å) and one longer (2.63 Å) Fe(2)-Ni(2) bond length. The Fe(2)-P(1) bond length is 2.30 Å. The Fe(2)-P(8) bond length is 2.34 Å. In the third Fe site, Fe(3) is bonded in a 2-coordinate geometry to one Ni(11), one Ni(5), one Ni(9), two equivalent Ni(3), one P(2), and one P(9) atom. The Fe(3)-Ni(11) bond length is 2.79 Å. The Fe(3)-Ni(5) bond length is 2.75 Å. The Fe(3)-Ni(9) bond length is 2.70 Å. There is one shorter (2.47 Å) and one longer (2.63 Å) Fe(3)-Ni(3) bond length. The Fe(3)-P(2) bond length is 2.30 Å. The Fe(3)-P(9) bond length is 2.35 Å. In the fourth Fe site, Fe(4) is bonded in a 2-coordinate geometry to one Ni(10), one Ni(2), one Ni(8), two equivalent Ni(4), one P(10), and one P(5) atom. The Fe(4)-Ni(10) bond length is 2.72 Å. The Fe(4)-Ni(2) bond length is 2.74 Å. The Fe(4)-Ni(8) bond length is 2.79 Å. There is one shorter (2.48 Å) and one longer (2.62 Å) Fe(4)-Ni(4) bond length. The Fe(4)-P(10) bond length is 2.35 Å. The Fe(4)-P(5) bond length is 2.29 Å. In the fifth Fe site, Fe(5) is bonded in a 2-coordinate geometry to one Ni(11), one Ni(3), one Ni(9), two equivalent Ni(5), one P(11), and one P(6) atom. The Fe(5)-Ni(11) bond length is 2.72 Å. The Fe(5)-Ni(3) bond length is 2.75 Å. The Fe(5)-Ni(9) bond length is 2.79 Å. There is one shorter (2.48 Å) and one longer (2.62 Å) Fe(5)-Ni(5) bond length. The Fe(5)-P(11) bond length is 2.36 Å. The Fe(5)-P(6) bond length is 2.29 Å. In the sixth Fe site, Fe(6) is bonded in a 2-coordinate geometry to one Ni(1), one Ni(12), one Ni(7), two equivalent Ni(6), one P(12), and one P(4) atom. The Fe(6)-Ni(1) bond length is 2.76 Å. The Fe(6)-Ni(12) bond length is 2.70 Å. The Fe(6)-Ni(7) bond length is 2.80 Å. There is one shorter (2.48 Å) and one longer (2.61 Å) Fe(6)-Ni(6) bond length. The Fe(6)-P(12) bond length is 2.36 Å. The Fe(6)-P(4) bond length is 2.29 Å. In the seventh Fe site, Fe(7) is bonded in a 2-coordinate geometry to one Ni(1), one Ni(10), one Ni(6), two equivalent Ni(7), one P(4), and one P(7) atom. The Fe(7)-Ni(1) bond length is 2.77 Å. The Fe(7)-Ni(10) bond length is 2.75 Å. The Fe(7)-Ni(6) bond length is 2.71 Å. There is one shorter (2.48 Å) and one longer (2.62 Å) Fe(7)-Ni(7) bond length. The Fe(7)-P(4) bond length is 2.38 Å. The Fe(7)-P(7) bond length is 2.26 Å. In the eighth Fe site, Fe(8) is bonded in a 2-coordinate geometry to one Ni(11), one Ni(2), one Ni(4), two equivalent Ni(8), one P(5), and one P(8) atom. The Fe(8)-Ni(11) bond length is 2.75 Å. The Fe(8)-Ni(2) bond length is 2.80 Å. The Fe(8)-Ni(4) bond length is 2.71 Å. There is one shorter (2.48 Å) and one longer (2.61 Å) Fe(8)-Ni(8) bond length. The Fe(8)-P(5) bond length is 2.36 Å. The Fe(8)-P(8) bond length is 2.28 Å. In the ninth Fe site, Fe(9) is bonded in a 2-coordinate geometry to one Ni(12), one Ni(3), one Ni(5), two equivalent Ni(9), one P(6), and one P(9) atom. The Fe(9)-Ni(12) bond length is 2.75 Å. The Fe(9)-Ni(3) bond length is 2.80 Å. The Fe(9)-Ni(5) bond length is 2.71 Å. There is one shorter (2.48 Å) and one longer (2.61 Å) Fe(9)-Ni(9) bond length. The Fe(9)-P(6) bond length is 2.36 Å. The Fe(9)-P(9) bond length is 2.28 Å. In the tenth Fe site, Fe(10) is bonded in a 2-coordinate geometry to one Ni(2), one Ni(4), one Ni(7), two equivalent Ni(10), one P(1), and one P(10) atom. The Fe(10)-Ni(2) bond length is 2.71 Å. The Fe(10)-Ni(4) bond length is 2.78 Å. The Fe(10)-Ni(7) bond length is 2.75 Å. There is one shorter (2.48 Å) and one longer (2.62 Å) Fe(10)-Ni(10) bond length. The Fe(10)-P(1) bond length is 2.37 Å. The Fe(10)-P(10) bond length is 2.27 Å. In the eleventh Fe site, Fe(11) is bonded in a 2-coordinate geometry to one Ni(3), one Ni(5), one Ni(8), two equivalent Ni(11), one P(11), and one P(2) atom. The Fe(11)-Ni(3) bond length is 2.71 Å. The Fe(11)-Ni(5) bond length is 2.77 Å. The Fe(11)-Ni(8) bond length is 2.74 Å. There is one shorter (2.48 Å) and one longer (2.62 Å) Fe(11)-Ni(11) bond length. The Fe(11)-P(11) bond length is 2.27 Å. The Fe(11)-P(2) bond length is 2.37 Å. In the twelfth Fe site, Fe(12) is bonded in a 2-coordinate geometry to one Ni(1), one Ni(6), one Ni(9), two equivalent Ni(12), one P(12), and one P(3) atom. The Fe(12)-Ni(1) bond length is 2.72 Å. The Fe(12)-Ni(6) bond length is 2.76 Å. The Fe(12)-Ni(9) bond length is 2.74 Å. There is one shorter (2.48 Å) and one longer (2.61 Å) Fe(12)-Ni(12) bond length. The Fe(12)-P(12) bond length is 2.27 Å. The Fe(12)-P(3) bond length is 2.38 Å. In the thirteenth Fe site, Fe(13) is bonded in a 4-coordinate geometry to one Ni(2), one Ni(4), one Ni(8), one P(11), one P(8), and two equivalent P(5) atoms. The Fe(13)-Ni(2) bond length is 2.53 Å. The Fe(13)-Ni(4) bond length is 2.61 Å. The Fe(13)-Ni(8) bond length is 2.53 Å. The Fe(13)-P(11) bond length is 2.29 Å. The Fe(13)-P(8) bond length is 2.29 Å. There is one shorter (2.27 Å) and one longer (2.30 Å) Fe(13)-P(5) bond length. In the fourteenth Fe site, Fe(14) is bonded in a 4-coordinate geometry to one Ni(3), one Ni(5), one Ni(9), one P(12), one P(9), and two equivalent P(6) atoms. The Fe(14)-Ni(3) bond length is 2.54 Å. The Fe(14)-Ni(5) bond length is 2.61 Å. The Fe(14)-Ni(9) bond length is 2.52 Å. The Fe(14)-P(12) bond length is 2.29 Å. The Fe(14)-P(9) bond length is 2.29 Å. There is one shorter (2.27 Å) and one longer (2.30 Å) Fe(14)-P(6) bond length. In the fifteenth Fe site, Fe(15) is bonded in a 4-coordinate geometry to one Ni(1), one Ni(10), one Ni(7), one P(1), one P(4), and two equivalent P(7) atoms. The Fe(15)-Ni(1) bond length is 2.53 Å. The Fe(15)-Ni(10) bond length is 2.53 Å. The Fe(15)-Ni(7) bond length is 2.61 Å. The Fe(15)-P(1) bond length is 2.29 Å. The Fe(15)-P(4) bond length is 2.31 Å. There is one shorter (2.27 Å) and one longer (2.32 Å) Fe(15)-P(7) bond length. In the sixteenth Fe site, Fe(16) is bonded in a 4-coordinate geometry to one Ni(11), one Ni(2), one Ni(8), one P(2), one P(5), and two equivalent P(8) atoms. The Fe(16)-Ni(11) bond length is 2.54 Å. The Fe(16)-Ni(2) bond length is 2.53 Å. The Fe(16)-Ni(8) bond length is 2.59 Å. The Fe(16)-P(2) bond length is 2.29 Å. The Fe(16)-P(5) bond length is 2.29 Å. There is one shorter (2.27 Å) and one longer (2.31 Å) Fe(16)-P(8) bond length. In the seventeenth Fe site, Fe(17) is bonded in a 4-coordinate geometry to one Ni(12), one Ni(3), one Ni(9), one P(3), one P(6), and two equivalent P(9) atoms. The Fe(17)-Ni(12) bond length is 2.53 Å. The Fe(17)-Ni(3) bond length is 2.53 Å. The Fe(17)-Ni(9) bond length is 2.60 Å. The Fe(17)-P(3) bond length is 2.30 Å. The Fe(17)-P(6) bond length is 2.29 Å. There is one shorter (2.27 Å) and one longer (2.31 Å) Fe(17)-P(9) bond length. In the eighteenth Fe site, Fe(18) is bonded in a 4-coordinate geometry to one Ni(10), one Ni(4), one Ni(7), one P(1), one P(4), and two equivalent P(10) atoms. The Fe(18)-Ni(10) bond length is 2.61 Å. The Fe(18)-Ni(4) bond length is 2.53 Å. The Fe(18)-Ni(7) bond length is 2.51 Å. The Fe(18)-P(1) bond length is 2.32 Å. The Fe(18)-P(4) bond length is 2.29 Å. There is one shorter (2.27 Å) and one longer (2.32 Å) Fe(18)-P(10) bond length. In the nineteenth Fe site, Fe(19) is bonded in a 4-coordinate geometry to one Ni(11), one Ni(5), one Ni(8), one P(2), one P(5), and two equivalent P(11) atoms. The Fe(19)-Ni(11) bond length is 2.61 Å. The Fe(19)-Ni(5) bond length is 2.52 Å. The Fe(19)-Ni(8) bond length is 2.52 Å. The Fe(19)-P(2) bond length is 2.32 Å. The Fe(19)-P(5) bond length is 2.28 Å. There is one shorter (2.27 Å) and one longer (2.31 Å) Fe(19)-P(11) bond length. In the twentieth Fe site, Fe(20) is bonded in a 4-coordinate geometry to one Ni(12), one Ni(6), one Ni(9), one P(3), one P(6), and two equivalent P(12) atoms. The Fe(20)-Ni(12) bond length is 2.61 Å. The Fe(20)-Ni(6) bond length is 2.53 Å. The Fe(20)-Ni(9) bond length is 2.52 Å. The Fe(20)-P(3) bond length is 2.31 Å. The Fe(20)-P(6) bond length is 2.28 Å. There is one shorter (2.26 Å) and one longer (2.31 Å) Fe(20)-P(12) bond length. There are sixteen inequivalent Ni sites. In the first Ni site, Ni(1) is bonded in a 13-coordinate geometry to one Fe(12), one Fe(15), one Fe(6), one Fe(7), two equivalent Fe(1), one Ni(15), one Ni(16), two equivalent Ni(6), one P(3), one P(4), and one P(7) atom. The Ni(1)-Ni(15) bond length is 2.61 Å. The Ni(1)-Ni(16) bond length is 2.54 Å. There is one shorter (2.69 Å) and one longer (2.70 Å) Ni(1)-Ni(6) bond length. The Ni(1)-P(3) bond length is 2.20 Å. The Ni(1)-P(4) bond length is 2.33 Å. The Ni(1)-P(7) bond length is 2.29 Å. In the second Ni site, Ni(2) is bonded in a 13-coordinate geometry to one Fe(10), one Fe(13), one Fe(16), one Fe(4), one Fe(8), two equivalent Fe(2), one Ni(13), two equivalent Ni(4), one P(1), one P(5), and one P(8) atom. The Ni(2)-Ni(13) bond length is 2.61 Å. There is one shorter (2.66 Å) and one longer (2.70 Å) Ni(2)-Ni(4) bond length. The Ni(2)-P(1) bond length is 2.19 Å. The Ni(2)-P(5) bond length is 2.35 Å. The Ni(2)-P(8) bond length is 2.29 Å. In the third Ni site, Ni(3) is bonded in a 13-coordinate geometry to one Fe(11), one Fe(14), one Fe(17), one Fe(5), one Fe(9), two equivalent Fe(3), one Ni(14), two equivalent Ni(5), one P(2), one P(6), and one P(9) atom. The Ni(3)-Ni(14) bond length is 2.59 Å. There is one shorter (2.67 Å) and one longer (2.70 Å) Ni(3)-Ni(5) bond length. The Ni(3)-P(2) bond length is 2.20 Å. The Ni(3)-P(6) bond length is 2.35 Å. The Ni(3)-P(9) bond length is 2.29 Å. In the fourth Ni site, Ni(4) is bonded in a 13-coordinate geometry to one Fe(10), one Fe(13), one Fe(18), one Fe(2), one Fe(8), two equivalent Fe(4), one Ni(13), two equivalent Ni(2), one P(1), one P(10), and one P(5) atom. The Ni(4)-Ni(13) bond length is 2.53 Å. The Ni(4)-P(1) bond length is 2.33 Å. The Ni(4)-P(10) bond length is 2.29 Å. The Ni(4)-P(5) bond length is 2.22 Å. In the fifth Ni site, Ni(5) is bonded in a 13-coordinate geometry to one Fe(11), one Fe(14), one Fe(19), one Fe(3), one Fe(9), two equivalent Fe(5), one Ni(14), two equivalent Ni(3), one P(11), one P(2), and one P(6) atom. The Ni(5)-Ni(14) bond length is 2.53 Å. The Ni(5)-P(11) bond length is 2.30 Å. The Ni(5)-P(2) bond length is 2.33 Å. The Ni(5)-P(6) bond length is 2.22 Å. In the sixth Ni site, Ni(6) is bonded in a 13-coordinate geometry to one Fe(1), one Fe(12), one Fe(20), one Fe(7), two equivalent Fe(6), one Ni(15), one Ni(16), two equivalent Ni(1), one P(12), one P(3), and one P(4) atom. The Ni(6)-Ni(15) bond length is 2.53 Å. The Ni(6)-Ni(16) bond length is 2.62 Å. The Ni(6)-P(12) bond length is 2.29 Å. The Ni(6)-P(3) bond length is 2.34 Å. The Ni(6)-P(4) bond length is 2.21 Å. In the seventh Ni site, Ni(7) is bonded in a 13-coordinate geometry to one Fe(1), one Fe(10), one Fe(15), one Fe(18), one Fe(6), two equivalent Fe(7), one Ni(16), two equivalent Ni(10), one P(10), one P(4), and one P(7) atom. The Ni(7)-Ni(16) bond length is 2.52 Å. There is one shorter (2.68 Å) and one longer (2.70 Å) Ni(7)-Ni(10) bond length. The Ni(7)-P(10) bond length is 2.35 Å. The Ni(7)-P(4) bond length is 2.29 Å. The Ni(7)-P(7) bond length is 2.21 Å. In the eighth Ni site, Ni(8) is bonded in a 13-coordinate geometry to one Fe(11), one Fe(13), one Fe(16), one Fe(19), one Fe(2), one Fe(4), two equivalent Fe(8), two equivalent Ni(11), one P(11), one P(5), and one P(8) atom. There is one shorter (2.67 Å) and one longer (2.69 Å) Ni(8)-Ni(11) bond length. The Ni(8)-P(11) bond length is 2.35 Å. The Ni(8)-P(5) bond length is 2.32 Å. The Ni(8)-P(8) bond length is 2.21 Å. In the ninth Ni site, Ni(9) is bonded in a 13-coordinate geometry to one Fe(12), one Fe(14), one Fe(17), one Fe(20), one Fe(3), one Fe(5), two equivalent Fe(9), two equivalent Ni(12), one P(12), one P(6), and one P(9) atom. There is one shorter (2.68 Å) and one longer (2.70 Å) Ni(9)-Ni(12) bond length. The Ni(9)-P(12) bond length is 2.35 Å. The Ni(9)-P(6) bond length is 2.32 Å. The Ni(9)-P(9) bond length is 2.21 Å. In the tenth Ni site, Ni(10) is bonded in a 13-coordinate geometry to one Fe(15), one Fe(18), one Fe(2), one Fe(4), one Fe(7), two equivalent Fe(10), one Ni(13), two equivalent Ni(7), one P(1), one P(10), and one P(7) atom. The Ni(10)-Ni(13) bond length is 2.51 Å. The Ni(10)-P(1) bond length is 2.29 Å. The Ni(10)-P(10) bond length is 2.21 Å. The Ni(10)-P(7) bond length is 2.34 Å. In the eleventh Ni site, Ni(11) is bonded in a 13-coordinate geometry to one Fe(16), one Fe(19), one Fe(3), one Fe(5), one Fe(8), two equivalent Fe(11), one Ni(14), two equivalent Ni(8), one P(11), one P(2), and one P(8) atom. The Ni(11)-Ni(14) bond length is 2.51 Å. The Ni(11)-P(11) bond length is 2.21 Å. The Ni(11)-P(2) bond length is 2.28 Å. The Ni(11)-P(8) bond length is 2.35 Å. In the twelfth Ni site, Ni(12) is bonded in a 13-coordinate geometry to one Fe(1), one Fe(17), one Fe(20), one Fe(6), one Fe(9), two equivalent Fe(12), one Ni(15), two equivalent Ni(9), one P(12), one P(3), and one P(9) atom. The Ni(12)-Ni(15) bond length is 2.51 Å. The Ni(12)-P(12) bond length is 2.21 Å. The Ni(12)-P(3) bond length is 2.29 Å. The Ni(12)-P(9) bond length is 2.35 Å. In the thirteenth Ni site, Ni(13) is bonded in a 4-coordinate geometry to one Ni(10), one Ni(2), one Ni(4), one P(10), one P(7), and two equivalent P(1) atoms. The Ni(13)-P(10) bond length is 2.30 Å. The Ni(13)-P(7) bond length is 2.31 Å. There is one shorter (2.28 Å) and one longer (2.31 Å) Ni(13)-P(1) bond length. In the fourteenth Ni site, Ni(14) is bonded in a 4-coordinate geometry to one Ni(11), one Ni(3), one Ni(5), one P(11), one P(8), and two equivalent P(2) atoms. The Ni(14)-P(11) bond length is 2.30 Å. The Ni(14)-P(8) bond length is 2.31 Å. There is one shorter (2.27 Å) and one longer (2.31 Å) Ni(14)-P(2) bond length. In the fifteenth Ni site, Ni(15) is bonded in a 4-coordinate geometry to one Ni(1), one Ni(12), one Ni(6), one P(12), one P(9), and two equivalent P(3) atoms. The Ni(15)-P(12) bond length is 2.30 Å. The Ni(15)-P(9) bond length is 2.31 Å. There is one shorter (2.26 Å) and one longer (2.31 Å) Ni(15)-P(3) bond length. In the sixteenth Ni site, Ni(16) is bonded in a 4-coordinate geometry to one Ni(1), one Ni(6), one Ni(7), one P(10), one P(7), and two equivalent P(4) atoms. The Ni(16)-P(10) bond length is 2.30 Å. The Ni(16)-P(7) bond length is 2.30 Å. There is one shorter (2.27 Å) and one longer (2.31 Å) Ni(16)-P(4) bond length. There are twelve inequivalent P sites. In the first P site, P(1) is bonded in a 9-coordinate geometry to one Fe(10), one Fe(15), one Fe(18), one Fe(2), one Ni(10), one Ni(2), one Ni(4), and two equivalent Ni(13) atoms. In the second P site, P(2) is bonded in a 9-coordinate geometry to one Fe(11), one Fe(16), one Fe(19), one Fe(3), one Ni(11), one Ni(3), one Ni(5), and two equivalent Ni(14) atoms. In the third P site, P(3) is bonded in a 9-coordinate geometry to one Fe(1), one Fe(12), one Fe(17), one Fe(20), one Ni(1), one Ni(12), one Ni(6), and two equivalent Ni(15) atoms. In the fourth P site, P(4) is bonded in a 9-coordinate geometry to one Fe(15), one Fe(18), one Fe(6), one Fe(7), one Ni(1), one Ni(6), one Ni(7), and two equivalent Ni(16) atoms. In the fifth P site, P(5) is bonded in a 9-coordinate geometry to one Fe(16), one Fe(19), one Fe(4), one Fe(8), two equivalent Fe(13), one Ni(2), one Ni(4), and one Ni(8) atom. In the sixth P site, P(6) is bonded in a 9-coordinate geometry to one Fe(17), one Fe(20), one Fe(5), one Fe(9), two equivalent Fe(14), one Ni(3), one Ni(5), and one Ni(9) atom. In the seventh P site, P(7) is bonded in a 9-coordinate geometry to one Fe(1), one Fe(7), two equivalent Fe(15), one Ni(1), one Ni(10), one Ni(13), one Ni(16), and one Ni(7) atom. In the eighth P site, P(8) is bonded in a 9-coordinate geometry to one Fe(13), one Fe(2), one Fe(8), two equivalent Fe(16), one Ni(11), one Ni(14), one Ni(2), and one Ni(8) atom. In the ninth P site, P(9) is bonded in a 9-coordinate geometry to one Fe(14), one Fe(3), one Fe(9), two equivalent Fe(17), one Ni(12), one Ni(15), one Ni(3), and one Ni(9) atom. In the tenth P site, P(10) is bonded in a 9-coordinate geometry to one Fe(10), one Fe(4), two equivalent Fe(18), one Ni(10), one Ni(13), one Ni(16), one Ni(4), and one Ni(7) atom. In the eleventh P site, P(11) is bonded in a 9-coordinate geometry to one Fe(11), one Fe(13), one Fe(5), two equivalent Fe(19), one Ni(11), one Ni(14), one Ni(5), and one Ni(8) atom. In the twelfth P site, P(12) is bonded in a 9-coordinate geometry to one Fe(12), one Fe(14), one Fe(6), two equivalent Fe(20), one Ni(12), one Ni(15), one Ni(6), and one Ni(9) atom.