Lu2Ni12P7 crystallizes in the hexagonal P-6 space group. There are two inequivalent Lu sites. In the first Lu site, Lu(1) is bonded in a 18-coordinate geometry to three equivalent Ni(1), three equivalent Ni(3), six equivalent Ni(2), and six equivalent P(1) atoms. In the second Lu site, Lu(2) is bonded in a 15-coordinate geometry to three equivalent Ni(2), six equivalent Ni(3), and six equivalent P(2) atoms. There are four inequivalent Ni sites. In the first Ni site, Ni(1) is bonded to one Lu(1), one P(2), one P(3), and two equivalent P(1) atoms to form distorted NiLuP4 tetrahedra that share corners with two equivalent Ni(2)Lu3P4 tetrahedra, corners with six equivalent Ni(1)LuP4 tetrahedra, edges with two equivalent Ni(2)Lu3P4 tetrahedra, and faces with two equivalent Ni(2)Lu3P4 tetrahedra. In the second Ni site, Ni(2) is bonded to one Lu(2), two equivalent Lu(1), two equivalent P(1), and two equivalent P(2) atoms to form distorted NiLu3P4 tetrahedra that share corners with two equivalent Ni(1)LuP4 tetrahedra, corners with six equivalent Ni(2)Lu3P4 tetrahedra, edges with two equivalent Ni(2)Lu3P4 tetrahedra, edges with two equivalent Ni(1)LuP4 tetrahedra, faces with two equivalent Ni(2)Lu3P4 tetrahedra, and faces with two equivalent Ni(1)LuP4 tetrahedra. In the third Ni site, Ni(3) is bonded in a 4-coordinate geometry to one Lu(1), two equivalent Lu(2), two equivalent P(1), and two equivalent P(2) atoms. In the fourth Ni site, Ni(4) is bonded in a 5-coordinate geometry to one P(1), two equivalent P(2), and two equivalent P(3) atoms. There are three inequivalent P sites. In the first P site, P(1) is bonded in a 9-coordinate geometry to two equivalent Lu(1), one Ni(4), two equivalent Ni(1), two equivalent Ni(2), and two equivalent Ni(3) atoms. In the second P site, P(2) is bonded in a 9-coordinate geometry to two equivalent Lu(2), one Ni(1), two equivalent Ni(2), two equivalent Ni(3), and two equivalent Ni(4) atoms. In the third P site, P(3) is bonded in a 9-coordinate geometry to three equivalent Ni(1) and six equivalent Ni(4) atoms.
Lu2Ni12P7 crystallizes in the hexagonal P-6 space group. There are two inequivalent Lu sites. In the first Lu site, Lu(1) is bonded in a 18-coordinate geometry to three equivalent Ni(1), three equivalent Ni(3), six equivalent Ni(2), and six equivalent P(1) atoms. All Lu(1)-Ni(1) bond lengths are 3.03 Å. All Lu(1)-Ni(3) bond lengths are 3.19 Å. All Lu(1)-Ni(2) bond lengths are 2.96 Å. All Lu(1)-P(1) bond lengths are 2.83 Å. In the second Lu site, Lu(2) is bonded in a 15-coordinate geometry to three equivalent Ni(2), six equivalent Ni(3), and six equivalent P(2) atoms. All Lu(2)-Ni(2) bond lengths are 3.09 Å. All Lu(2)-Ni(3) bond lengths are 2.90 Å. All Lu(2)-P(2) bond lengths are 2.81 Å. There are four inequivalent Ni sites. In the first Ni site, Ni(1) is bonded to one Lu(1), one P(2), one P(3), and two equivalent P(1) atoms to form distorted NiLuP4 tetrahedra that share corners with two equivalent Ni(2)Lu3P4 tetrahedra, corners with six equivalent Ni(1)LuP4 tetrahedra, edges with two equivalent Ni(2)Lu3P4 tetrahedra, and faces with two equivalent Ni(2)Lu3P4 tetrahedra. The Ni(1)-P(2) bond length is 2.21 Å. The Ni(1)-P(3) bond length is 2.14 Å. Both Ni(1)-P(1) bond lengths are 2.29 Å. In the second Ni site, Ni(2) is bonded to one Lu(2), two equivalent Lu(1), two equivalent P(1), and two equivalent P(2) atoms to form distorted NiLu3P4 tetrahedra that share corners with two equivalent Ni(1)LuP4 tetrahedra, corners with six equivalent Ni(2)Lu3P4 tetrahedra, edges with two equivalent Ni(2)Lu3P4 tetrahedra, edges with two equivalent Ni(1)LuP4 tetrahedra, faces with two equivalent Ni(2)Lu3P4 tetrahedra, and faces with two equivalent Ni(1)LuP4 tetrahedra. There is one shorter (2.21 Å) and one longer (2.30 Å) Ni(2)-P(1) bond length. Both Ni(2)-P(2) bond lengths are 2.27 Å. In the third Ni site, Ni(3) is bonded in a 4-coordinate geometry to one Lu(1), two equivalent Lu(2), two equivalent P(1), and two equivalent P(2) atoms. Both Ni(3)-P(1) bond lengths are 2.32 Å. There is one shorter (2.20 Å) and one longer (2.22 Å) Ni(3)-P(2) bond length. In the fourth Ni site, Ni(4) is bonded in a 5-coordinate geometry to one P(1), two equivalent P(2), and two equivalent P(3) atoms. The Ni(4)-P(1) bond length is 2.28 Å. Both Ni(4)-P(2) bond lengths are 2.53 Å. Both Ni(4)-P(3) bond lengths are 2.47 Å. There are three inequivalent P sites. In the first P site, P(1) is bonded in a 9-coordinate geometry to two equivalent Lu(1), one Ni(4), two equivalent Ni(1), two equivalent Ni(2), and two equivalent Ni(3) atoms. In the second P site, P(2) is bonded in a 9-coordinate geometry to two equivalent Lu(2), one Ni(1), two equivalent Ni(2), two equivalent Ni(3), and two equivalent Ni(4) atoms. In the third P site, P(3) is bonded in a 9-coordinate geometry to three equivalent Ni(1) and six equivalent Ni(4) atoms.