Materials Data on Pr4Ho2Mn23 by Materials Project
Ho2Pr4Mn23 crystallizes in the orthorhombic Imm2 space group. The structure is three-dimensional. Ho is bonded in a 12-coordinate geometry to twelve Mn atoms. There are a spread of Ho–Mn bond distances ranging from 2.89–3.11 Å. There are two inequivalent Pr sites. In the first Pr site, Pr is bonded in a 12-coordinate geometry to twelve Mn atoms. There are a spread of Pr–Mn bond distances ranging from 2.99–3.13 Å. In the second Pr site, Pr is bonded in a 12-coordinate geometry to twelve Mn atoms. There are a spread of Pr–Mn bond distances ranging from 2.98–3.15 Å. There are ten inequivalent Mn sites. In the first Mn site, Mn is bonded to two equivalent Ho, two equivalent Pr, and eight Mn atoms to form MnPr2Ho2Mn8 cuboctahedra that share corners with twelve MnPr2HoMn9 cuboctahedra and faces with fourteen MnPr3Mn9 cuboctahedra. There are a spread of Mn–Mn bond distances ranging from 2.40–2.64 Å. In the second Mn site, Mn is bonded in a distorted q6 geometry to two equivalent Ho, one Pr, and nine Mn atoms. There are a spread of Mn–Mn bond distances ranging from 2.38–2.63 Å. In the third Mn site, Mn is bonded to three Pr and nine Mn atoms to form MnPr3Mn9 cuboctahedra that share corners with eight MnPr2HoMn9 cuboctahedra and faces with eleven MnPr2Ho2Mn8 cuboctahedra. There are a spread of Mn–Mn bond distances ranging from 2.43–2.63 Å. In the fourth Mn site, Mn is bonded to one Ho, two Pr, and nine Mn atoms to form a mixture of distorted corner and face-sharing MnPr2HoMn9 cuboctahedra. There are a spread of Mn–Mn bond distances ranging from 2.44–2.61 Å. In the fifth Mn site, Mn is bonded in a body-centered cubic geometry to eight Mn atoms. There are a spread of Mn–Mn bond distances ranging from 2.56–2.60 Å. In the sixth Mn site, Mn is bonded in a 10-coordinate geometry to two equivalent Ho, one Pr, and ten Mn atoms. There are a spread of Mn–Mn bond distances ranging from 2.58–2.99 Å. In the seventh Mn site, Mn is bonded in a 10-coordinate geometry to three Pr and ten Mn atoms. There are a spread of Mn–Mn bond distances ranging from 2.67–3.01 Å. In the eighth Mn site, Mn is bonded in a 10-coordinate geometry to one Ho, two Pr, and ten Mn atoms. There are a spread of Mn–Mn bond distances ranging from 2.62–2.94 Å. In the ninth Mn site, Mn is bonded to one Ho, three Pr, and eight Mn atoms to form MnPr3HoMn8 cuboctahedra that share corners with ten MnPr3Mn9 cuboctahedra and faces with fourteen MnPr2Ho2Mn8 cuboctahedra. In the tenth Mn site, Mn is bonded to two equivalent Ho, two equivalent Pr, and eight Mn atoms to form MnPr2Ho2Mn8 cuboctahedra that share corners with eight MnPr2Ho2Mn8 cuboctahedra and faces with fourteen MnPr3Mn9 cuboctahedra.