Pr2Mn3Cu9P7 crystallizes in the hexagonal P-6 space group. There are two inequivalent Pr sites. In the first Pr site, Pr(1) is bonded in a 18-coordinate geometry to three equivalent Cu(1), three equivalent Cu(2), six equivalent Cu(3), and six equivalent P(2) atoms. In the second Pr site, Pr(2) is bonded in a 15-coordinate geometry to three equivalent Cu(3), six equivalent Cu(1), and six equivalent P(1) atoms. Mn(1) is bonded in a 5-coordinate geometry to one Cu(3), one P(2), two equivalent P(1), and two equivalent P(3) atoms. There are three inequivalent Cu sites. In the first Cu site, Cu(1) is bonded in a 4-coordinate geometry to one Pr(1), two equivalent Pr(2), two equivalent Cu(3), two equivalent P(1), and two equivalent P(2) atoms. In the second Cu site, Cu(2) is bonded in a 4-coordinate geometry to one Pr(1), two equivalent Cu(3), one P(1), one P(3), and two equivalent P(2) atoms. In the third Cu site, Cu(3) is bonded in a 12-coordinate geometry to one Pr(2), two equivalent Pr(1), one Mn(1), two equivalent Cu(1), two equivalent Cu(2), two equivalent P(1), and two equivalent P(2) atoms. There are three inequivalent P sites. In the first P site, P(1) is bonded in a 9-coordinate geometry to two equivalent Pr(2), two equivalent Mn(1), one Cu(2), two equivalent Cu(1), and two equivalent Cu(3) atoms. In the second P site, P(2) is bonded in a 9-coordinate geometry to two equivalent Pr(1), one Mn(1), two equivalent Cu(1), two equivalent Cu(2), and two equivalent Cu(3) atoms. In the third P site, P(3) is bonded in a 9-coordinate geometry to six equivalent Mn(1) and three equivalent Cu(2) atoms.
Pr2Mn3Cu9P7 crystallizes in the hexagonal P-6 space group. There are two inequivalent Pr sites. In the first Pr site, Pr(1) is bonded in a 18-coordinate geometry to three equivalent Cu(1), three equivalent Cu(2), six equivalent Cu(3), and six equivalent P(2) atoms. All Pr(1)-Cu(1) bond lengths are 3.24 Å. All Pr(1)-Cu(2) bond lengths are 3.17 Å. All Pr(1)-Cu(3) bond lengths are 3.17 Å. All Pr(1)-P(2) bond lengths are 3.02 Å. In the second Pr site, Pr(2) is bonded in a 15-coordinate geometry to three equivalent Cu(3), six equivalent Cu(1), and six equivalent P(1) atoms. All Pr(2)-Cu(3) bond lengths are 3.19 Å. All Pr(2)-Cu(1) bond lengths are 3.11 Å. All Pr(2)-P(1) bond lengths are 2.99 Å. Mn(1) is bonded in a 5-coordinate geometry to one Cu(3), one P(2), two equivalent P(1), and two equivalent P(3) atoms. The Mn(1)-Cu(3) bond length is 2.77 Å. The Mn(1)-P(2) bond length is 2.33 Å. Both Mn(1)-P(1) bond lengths are 2.62 Å. Both Mn(1)-P(3) bond lengths are 2.51 Å. There are three inequivalent Cu sites. In the first Cu site, Cu(1) is bonded in a 4-coordinate geometry to one Pr(1), two equivalent Pr(2), two equivalent Cu(3), two equivalent P(1), and two equivalent P(2) atoms. Both Cu(1)-Cu(3) bond lengths are 2.70 Å. There is one shorter (2.32 Å) and one longer (2.48 Å) Cu(1)-P(1) bond length. Both Cu(1)-P(2) bond lengths are 2.37 Å. In the second Cu site, Cu(2) is bonded in a 4-coordinate geometry to one Pr(1), two equivalent Cu(3), one P(1), one P(3), and two equivalent P(2) atoms. Both Cu(2)-Cu(3) bond lengths are 2.66 Å. The Cu(2)-P(1) bond length is 2.28 Å. The Cu(2)-P(3) bond length is 2.27 Å. Both Cu(2)-P(2) bond lengths are 2.36 Å. In the third Cu site, Cu(3) is bonded in a 12-coordinate geometry to one Pr(2), two equivalent Pr(1), one Mn(1), two equivalent Cu(1), two equivalent Cu(2), two equivalent P(1), and two equivalent P(2) atoms. Both Cu(3)-P(1) bond lengths are 2.40 Å. There is one shorter (2.44 Å) and one longer (2.47 Å) Cu(3)-P(2) bond length. There are three inequivalent P sites. In the first P site, P(1) is bonded in a 9-coordinate geometry to two equivalent Pr(2), two equivalent Mn(1), one Cu(2), two equivalent Cu(1), and two equivalent Cu(3) atoms. In the second P site, P(2) is bonded in a 9-coordinate geometry to two equivalent Pr(1), one Mn(1), two equivalent Cu(1), two equivalent Cu(2), and two equivalent Cu(3) atoms. In the third P site, P(3) is bonded in a 9-coordinate geometry to six equivalent Mn(1) and three equivalent Cu(2) atoms.