Tm2Mn12P7 crystallizes in the monoclinic Pm space group. There are two inequivalent Tm sites. In the first Tm site, Tm(1) is bonded in a 6-coordinate geometry to two equivalent P(4), two equivalent P(5), and two equivalent P(6) atoms. In the second Tm site, Tm(2) is bonded in a 6-coordinate geometry to two equivalent P(1), two equivalent P(2), and two equivalent P(3) atoms. There are twelve inequivalent Mn sites. In the first Mn site, Mn(1) is bonded to one P(1), one P(3), and two equivalent P(5) atoms to form a mixture of distorted corner and edge-sharing MnP4 tetrahedra. In the second Mn site, Mn(2) is bonded to one P(1), one P(2), and two equivalent P(6) atoms to form a mixture of distorted corner and edge-sharing MnP4 tetrahedra. In the third Mn site, Mn(3) is bonded to one P(2), one P(3), and two equivalent P(4) atoms to form a mixture of distorted corner and edge-sharing MnP4 tetrahedra. In the fourth Mn site, Mn(4) is bonded to one P(1), one P(7), and two equivalent P(4) atoms to form a mixture of distorted corner and edge-sharing MnP4 tetrahedra. In the fifth Mn site, Mn(5) is bonded to one P(2), one P(7), and two equivalent P(5) atoms to form a mixture of distorted corner and edge-sharing MnP4 tetrahedra. In the sixth Mn site, Mn(6) is bonded to one P(3), one P(7), and two equivalent P(6) atoms to form a mixture of distorted corner and edge-sharing MnP4 tetrahedra. In the seventh Mn site, Mn(7) is bonded to one P(4), one P(6), and two equivalent P(1) atoms to form a mixture of corner and edge-sharing MnP4 tetrahedra. In the eighth Mn site, Mn(8) is bonded to one P(4), one P(5), and two equivalent P(2) atoms to form a mixture of corner and edge-sharing MnP4 tetrahedra. In the ninth Mn site, Mn(9) is bonded to one P(5), one P(6), and two equivalent P(3) atoms to form a mixture of corner and edge-sharing MnP4 tetrahedra. In the tenth Mn site, Mn(10) is bonded in a 5-coordinate geometry to one P(5), two equivalent P(1), and two equivalent P(7) atoms. In the eleventh Mn site, Mn(11) is bonded in a 5-coordinate geometry to one P(6), two equivalent P(2), and two equivalent P(7) atoms. In the twelfth Mn site, Mn(12) is bonded in a 5-coordinate geometry to one P(4), two equivalent P(3), and two equivalent P(7) atoms. There are seven inequivalent P sites. In the first P site, P(1) is bonded in a 9-coordinate geometry to two equivalent Tm(2), one Mn(1), one Mn(2), one Mn(4), two equivalent Mn(10), and two equivalent Mn(7) atoms. In the second P site, P(2) is bonded in a 9-coordinate geometry to two equivalent Tm(2), one Mn(2), one Mn(3), one Mn(5), two equivalent Mn(11), and two equivalent Mn(8) atoms. In the third P site, P(3) is bonded in a 9-coordinate geometry to two equivalent Tm(2), one Mn(1), one Mn(3), one Mn(6), two equivalent Mn(12), and two equivalent Mn(9) atoms. In the fourth P site, P(4) is bonded in a 9-coordinate geometry to two equivalent Tm(1), one Mn(12), one Mn(7), one Mn(8), two equivalent Mn(3), and two equivalent Mn(4) atoms. In the fifth P site, P(5) is bonded in a 9-coordinate geometry to two equivalent Tm(1), one Mn(10), one Mn(8), one Mn(9), two equivalent Mn(1), and two equivalent Mn(5) atoms. In the sixth P site, P(6) is bonded in a 9-coordinate geometry to two equivalent Tm(1), one Mn(11), one Mn(7), one Mn(9), two equivalent Mn(2), and two equivalent Mn(6) atoms. In the seventh P site, P(7) is bonded in a 9-coordinate geometry to one Mn(4), one Mn(5), one Mn(6), two equivalent Mn(10), two equivalent Mn(11), and two equivalent Mn(12) atoms.
Tm2Mn12P7 crystallizes in the monoclinic Pm space group. There are two inequivalent Tm sites. In the first Tm site, Tm(1) is bonded in a 6-coordinate geometry to two equivalent P(4), two equivalent P(5), and two equivalent P(6) atoms. Both Tm(1)-P(4) bond lengths are 2.82 Å. Both Tm(1)-P(5) bond lengths are 2.82 Å. Both Tm(1)-P(6) bond lengths are 2.82 Å. In the second Tm site, Tm(2) is bonded in a 6-coordinate geometry to two equivalent P(1), two equivalent P(2), and two equivalent P(3) atoms. Both Tm(2)-P(1) bond lengths are 2.83 Å. Both Tm(2)-P(2) bond lengths are 2.83 Å. Both Tm(2)-P(3) bond lengths are 2.83 Å. There are twelve inequivalent Mn sites. In the first Mn site, Mn(1) is bonded to one P(1), one P(3), and two equivalent P(5) atoms to form a mixture of distorted corner and edge-sharing MnP4 tetrahedra. The Mn(1)-P(1) bond length is 2.30 Å. The Mn(1)-P(3) bond length is 2.36 Å. Both Mn(1)-P(5) bond lengths are 2.34 Å. In the second Mn site, Mn(2) is bonded to one P(1), one P(2), and two equivalent P(6) atoms to form a mixture of distorted corner and edge-sharing MnP4 tetrahedra. The Mn(2)-P(1) bond length is 2.36 Å. The Mn(2)-P(2) bond length is 2.30 Å. Both Mn(2)-P(6) bond lengths are 2.35 Å. In the third Mn site, Mn(3) is bonded to one P(2), one P(3), and two equivalent P(4) atoms to form a mixture of distorted corner and edge-sharing MnP4 tetrahedra. The Mn(3)-P(2) bond length is 2.36 Å. The Mn(3)-P(3) bond length is 2.30 Å. Both Mn(3)-P(4) bond lengths are 2.34 Å. In the fourth Mn site, Mn(4) is bonded to one P(1), one P(7), and two equivalent P(4) atoms to form a mixture of distorted corner and edge-sharing MnP4 tetrahedra. The Mn(4)-P(1) bond length is 2.30 Å. The Mn(4)-P(7) bond length is 2.23 Å. Both Mn(4)-P(4) bond lengths are 2.26 Å. In the fifth Mn site, Mn(5) is bonded to one P(2), one P(7), and two equivalent P(5) atoms to form a mixture of distorted corner and edge-sharing MnP4 tetrahedra. The Mn(5)-P(2) bond length is 2.30 Å. The Mn(5)-P(7) bond length is 2.23 Å. Both Mn(5)-P(5) bond lengths are 2.26 Å. In the sixth Mn site, Mn(6) is bonded to one P(3), one P(7), and two equivalent P(6) atoms to form a mixture of distorted corner and edge-sharing MnP4 tetrahedra. The Mn(6)-P(3) bond length is 2.30 Å. The Mn(6)-P(7) bond length is 2.23 Å. Both Mn(6)-P(6) bond lengths are 2.26 Å. In the seventh Mn site, Mn(7) is bonded to one P(4), one P(6), and two equivalent P(1) atoms to form a mixture of corner and edge-sharing MnP4 tetrahedra. The Mn(7)-P(4) bond length is 2.33 Å. The Mn(7)-P(6) bond length is 2.32 Å. Both Mn(7)-P(1) bond lengths are 2.31 Å. In the eighth Mn site, Mn(8) is bonded to one P(4), one P(5), and two equivalent P(2) atoms to form a mixture of corner and edge-sharing MnP4 tetrahedra. The Mn(8)-P(4) bond length is 2.32 Å. The Mn(8)-P(5) bond length is 2.33 Å. Both Mn(8)-P(2) bond lengths are 2.31 Å. In the ninth Mn site, Mn(9) is bonded to one P(5), one P(6), and two equivalent P(3) atoms to form a mixture of corner and edge-sharing MnP4 tetrahedra. The Mn(9)-P(5) bond length is 2.32 Å. The Mn(9)-P(6) bond length is 2.33 Å. Both Mn(9)-P(3) bond lengths are 2.31 Å. In the tenth Mn site, Mn(10) is bonded in a 5-coordinate geometry to one P(5), two equivalent P(1), and two equivalent P(7) atoms. The Mn(10)-P(5) bond length is 2.43 Å. Both Mn(10)-P(1) bond lengths are 2.48 Å. Both Mn(10)-P(7) bond lengths are 2.56 Å. In the eleventh Mn site, Mn(11) is bonded in a 5-coordinate geometry to one P(6), two equivalent P(2), and two equivalent P(7) atoms. The Mn(11)-P(6) bond length is 2.43 Å. Both Mn(11)-P(2) bond lengths are 2.48 Å. Both Mn(11)-P(7) bond lengths are 2.56 Å. In the twelfth Mn site, Mn(12) is bonded in a 5-coordinate geometry to one P(4), two equivalent P(3), and two equivalent P(7) atoms. The Mn(12)-P(4) bond length is 2.43 Å. Both Mn(12)-P(3) bond lengths are 2.48 Å. Both Mn(12)-P(7) bond lengths are 2.56 Å. There are seven inequivalent P sites. In the first P site, P(1) is bonded in a 9-coordinate geometry to two equivalent Tm(2), one Mn(1), one Mn(2), one Mn(4), two equivalent Mn(10), and two equivalent Mn(7) atoms. In the second P site, P(2) is bonded in a 9-coordinate geometry to two equivalent Tm(2), one Mn(2), one Mn(3), one Mn(5), two equivalent Mn(11), and two equivalent Mn(8) atoms. In the third P site, P(3) is bonded in a 9-coordinate geometry to two equivalent Tm(2), one Mn(1), one Mn(3), one Mn(6), two equivalent Mn(12), and two equivalent Mn(9) atoms. In the fourth P site, P(4) is bonded in a 9-coordinate geometry to two equivalent Tm(1), one Mn(12), one Mn(7), one Mn(8), two equivalent Mn(3), and two equivalent Mn(4) atoms. In the fifth P site, P(5) is bonded in a 9-coordinate geometry to two equivalent Tm(1), one Mn(10), one Mn(8), one Mn(9), two equivalent Mn(1), and two equivalent Mn(5) atoms. In the sixth P site, P(6) is bonded in a 9-coordinate geometry to two equivalent Tm(1), one Mn(11), one Mn(7), one Mn(9), two equivalent Mn(2), and two equivalent Mn(6) atoms. In the seventh P site, P(7) is bonded in a 9-coordinate geometry to one Mn(4), one Mn(5), one Mn(6), two equivalent Mn(10), two equivalent Mn(11), and two equivalent Mn(12) atoms.