Pr2CoSn4 crystallizes in the orthorhombic Amm2 space group. There are two inequivalent Pr sites. In the first Pr site, Pr(1) is bonded in a 10-coordinate geometry to two equivalent Sn(1), two equivalent Sn(3), two equivalent Sn(4), and four equivalent Sn(2) atoms. In the second Pr site, Pr(2) is bonded in a 14-coordinate geometry to four equivalent Co(1), two equivalent Sn(2), two equivalent Sn(3), two equivalent Sn(4), and four equivalent Sn(1) atoms. Co(1) is bonded in a 5-coordinate geometry to four equivalent Pr(2), one Sn(1), two equivalent Sn(3), and two equivalent Sn(4) atoms. There are four inequivalent Sn sites. In the first Sn site, Sn(1) is bonded in a 9-coordinate geometry to two equivalent Pr(1), four equivalent Pr(2), one Co(1), and two equivalent Sn(2) atoms. In the second Sn site, Sn(2) is bonded in a 8-coordinate geometry to two equivalent Pr(2), four equivalent Pr(1), and two equivalent Sn(1) atoms. In the third Sn site, Sn(3) is bonded in a 6-coordinate geometry to two equivalent Pr(1), two equivalent Pr(2), and two equivalent Co(1) atoms. In the fourth Sn site, Sn(4) is bonded in a 6-coordinate geometry to two equivalent Pr(1), two equivalent Pr(2), and two equivalent Co(1) atoms.
Pr2CoSn4 crystallizes in the orthorhombic Amm2 space group. There are two inequivalent Pr sites. In the first Pr site, Pr(1) is bonded in a 10-coordinate geometry to two equivalent Sn(1), two equivalent Sn(3), two equivalent Sn(4), and four equivalent Sn(2) atoms. Both Pr(1)-Sn(1) bond lengths are 3.51 Å. Both Pr(1)-Sn(3) bond lengths are 3.31 Å. Both Pr(1)-Sn(4) bond lengths are 3.31 Å. All Pr(1)-Sn(2) bond lengths are 3.30 Å. In the second Pr site, Pr(2) is bonded in a 14-coordinate geometry to four equivalent Co(1), two equivalent Sn(2), two equivalent Sn(3), two equivalent Sn(4), and four equivalent Sn(1) atoms. All Pr(2)-Co(1) bond lengths are 3.55 Å. Both Pr(2)-Sn(2) bond lengths are 3.66 Å. Both Pr(2)-Sn(3) bond lengths are 3.46 Å. Both Pr(2)-Sn(4) bond lengths are 3.46 Å. All Pr(2)-Sn(1) bond lengths are 3.34 Å. Co(1) is bonded in a 5-coordinate geometry to four equivalent Pr(2), one Sn(1), two equivalent Sn(3), and two equivalent Sn(4) atoms. The Co(1)-Sn(1) bond length is 2.47 Å. Both Co(1)-Sn(3) bond lengths are 2.53 Å. Both Co(1)-Sn(4) bond lengths are 2.50 Å. There are four inequivalent Sn sites. In the first Sn site, Sn(1) is bonded in a 9-coordinate geometry to two equivalent Pr(1), four equivalent Pr(2), one Co(1), and two equivalent Sn(2) atoms. Both Sn(1)-Sn(2) bond lengths are 2.96 Å. In the second Sn site, Sn(2) is bonded in a 8-coordinate geometry to two equivalent Pr(2), four equivalent Pr(1), and two equivalent Sn(1) atoms. In the third Sn site, Sn(3) is bonded in a 6-coordinate geometry to two equivalent Pr(1), two equivalent Pr(2), and two equivalent Co(1) atoms. In the fourth Sn site, Sn(4) is bonded in a 6-coordinate geometry to two equivalent Pr(1), two equivalent Pr(2), and two equivalent Co(1) atoms.