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Mg2Sn is Fluorite structured and crystallizes in the cubic Fm-3m space group. The structure is three-dimensional. Mg is bonded to four equivalent Sn atoms to form a mixture of corner and edge-sharing MgSn4 tetrahedra. All Mg–Sn bond lengths are 2.95 Å. Sn is bonded in a body-centered cubic geometry to eight equivalent Mg atoms.
Mg9Sn5 crystallizes in the trigonal R3 space group. The structure is three-dimensional. there are six inequivalent Mg sites. In the first Mg site, Mg is bonded to four Sn atoms to form a mixture of distorted edge and corner-sharing MgSn4 tetrahedra. There are a spread of Mg–Sn bond distances ranging from 2.90–3.04 Å. In the second Mg site, Mg is bonded to four Sn atoms to form a mixture of distorted edge and corner-sharing MgSn4 tetrahedra. There are a spread of Mg–Sn bond distances ranging from 2.89–2.99 Å. In the third Mg site, Mg is bonded in a 5-coordinate geometry to five Sn atoms. There are a spread of Mg–Sn bond distances ranging from 3.00–3.18 Å. In the fourth Mg site, Mg is bonded in a 5-coordinate geometry to five Sn atoms. There are a spread of Mg–Sn bond distances ranging from 3.00–3.18 Å. In the fifth Mg site, Mg is bonded to four Sn atoms to form a mixture of distorted edge and corner-sharing MgSn4 tetrahedra. There are a spread of Mg–Sn bond distances ranging from 2.88–2.98 Å. In the sixth Mg site, Mg is bonded to four Sn atoms to form a mixture of distorted edge and corner-sharing MgSn4 tetrahedra. There are a spread of Mg–Sn bond distances ranging from 2.90–3.06 Å. There are six inequivalent Sn sites. In the first Sn site, Sn is bonded in a 6-coordinate geometry to six Mg atoms. In the second Sn site, Sn is bonded in a 6-coordinate geometry to six Mg atoms. In the third Sn site, Sn is bonded in a 6-coordinate geometry to six Mg atoms. In the fourth Sn site, Sn is bonded in a 6-coordinate geometry to six Mg atoms. In the fifth Sn site, Sn is bonded in a 9-coordinate geometry to nine Mg atoms. In the sixth Sn site, Sn is bonded in a 9-coordinate geometry to nine Mg atoms.
Mg2Sn is Cubic Laves structured and crystallizes in the cubic Fd-3m space group. The structure is three-dimensional. Mg is bonded to six equivalent Mg and six equivalent Sn atoms to form a mixture of corner, edge, and face-sharing MgMg6Sn6 cuboctahedra. All Mg–Mg bond lengths are 2.95 Å. All Mg–Sn bond lengths are 3.46 Å. Sn is bonded in a 12-coordinate geometry to twelve equivalent Mg atoms.
MgSn3 is Uranium Silicide-like structured and crystallizes in the hexagonal P6_3/mmc space group. The structure is three-dimensional. Mg is bonded to twelve equivalent Sn atoms to form MgSn12 cuboctahedra that share corners with six equivalent MgSn12 cuboctahedra, corners with twelve equivalent SnMg4Sn8 cuboctahedra, edges with eighteen equivalent SnMg4Sn8 cuboctahedra, faces with eight equivalent MgSn12 cuboctahedra, and faces with twelve equivalent SnMg4Sn8 cuboctahedra. There are six shorter (3.30 Å) and six longer (3.36 Å) Mg–Sn bond lengths. Sn is bonded to four equivalent Mg and eight equivalent Sn atoms to form distorted SnMg4Sn8 cuboctahedra that share corners with four equivalent MgSn12 cuboctahedra, corners with fourteen equivalent SnMg4Sn8 cuboctahedra, edges with six equivalent MgSn12 cuboctahedra, edges with twelve equivalent SnMg4Sn8 cuboctahedra, faces with four equivalent MgSn12 cuboctahedra, and faces with sixteen equivalent SnMg4Sn8 cuboctahedra. There are a spread of Sn–Sn bond distances ranging from 3.27–3.38 Å.
Mg2Sn crystallizes in the hexagonal P6_3/mmc space group. The structure is three-dimensional. there are two inequivalent Mg sites. In the first Mg site, Mg is bonded in a 6-coordinate geometry to eight Mg and six equivalent Sn atoms. There are two shorter (3.14 Å) and six longer (3.32 Å) Mg–Mg bond lengths. All Mg–Sn bond lengths are 3.32 Å. In the second Mg site, Mg is bonded to six equivalent Mg and five equivalent Sn atoms to form a mixture of corner and face-sharing MgMg6Sn5 trigonal bipyramids. There are three shorter (2.92 Å) and two longer (3.14 Å) Mg–Sn bond lengths. Sn is bonded in a 11-coordinate geometry to eleven Mg atoms.
MgSn crystallizes in the orthorhombic Amm2 space group. The structure is three-dimensional. there are three inequivalent Mg sites. In the first Mg site, Mg is bonded to eight Sn atoms to form a mixture of distorted corner, edge, and face-sharing MgSn8 cuboctahedra. There are two shorter (3.18 Å) and six longer (3.23 Å) Mg–Sn bond lengths. In the second Mg site, Mg is bonded to four Mg and eight Sn atoms to form distorted MgMg4Sn8 cuboctahedra that share corners with fourteen SnMg6 cuboctahedra, corners with eighteen MgSn8 cuboctahedra, edges with five MgSn8 cuboctahedra, edges with seven SnMg8 cuboctahedra, and faces with eight MgSn8 cuboctahedra. There are two shorter (3.25 Å) and two longer (3.33 Å) Mg–Mg bond lengths. There are a spread of Mg–Sn bond distances ranging from 3.26–3.32 Å. In the third Mg site, Mg is bonded to two equivalent Mg and six Sn atoms to form distorted MgMg2Sn6 cuboctahedra that share corners with ten SnMg8 cuboctahedra, corners with twelve MgMg4Sn8 cuboctahedra, edges with three SnMg6 cuboctahedra, edges with seven MgSn8 cuboctahedra, and faces with six MgSn8 cuboctahedra. There are two shorter (3.21 Å) and four longer (3.22 Å) Mg–Sn bond lengths. There are three inequivalent Sn sites. In the first Sn site, Sn is bonded to eight Mg atoms to form distorted SnMg8 cuboctahedra that share corners with four equivalent MgMg2Sn6 cuboctahedra, corners with fourteen SnMg8 cuboctahedra, edges with six equivalent MgMg4Sn8 cuboctahedra, edges with seven SnMg8 cuboctahedra, and faces with six SnMg8 cuboctahedra. In the second Sn site, Sn is bonded to six Mg atoms to form distorted SnMg6 cuboctahedra that share corners with ten SnMg8 cuboctahedra, corners with twelve MgMg4Sn8 cuboctahedra, edges with two equivalent MgMg2Sn6 cuboctahedra, edges with nine SnMg8 cuboctahedra, and faces with four SnMg8 cuboctahedra. In the third Sn site, Sn is bonded to eight Mg atoms to form distorted SnMg8 cuboctahedra that share corners with eight MgMg4Sn8 cuboctahedra, corners with eight SnMg8 cuboctahedra, edges with two MgMg4Sn8 cuboctahedra, edges with ten SnMg8 cuboctahedra, and faces with six SnMg8 cuboctahedra.
Mg2Sn crystallizes in the orthorhombic Cmcm space group. The structure is three-dimensional. there are two inequivalent Mg sites. In the first Mg site, Mg is bonded in a 12-coordinate geometry to six equivalent Sn atoms. There are two shorter (3.19 Å) and four longer (3.22 Å) Mg–Sn bond lengths. In the second Mg site, Mg is bonded in a 4-coordinate geometry to four equivalent Sn atoms. All Mg–Sn bond lengths are 3.13 Å. Sn is bonded in a 10-coordinate geometry to ten Mg atoms.
MgSn crystallizes in the orthorhombic Amm2 space group. The structure is three-dimensional. there are three inequivalent Mg sites. In the first Mg site, Mg is bonded in a 12-coordinate geometry to six Mg and six Sn atoms. There are a spread of Mg–Mg bond distances ranging from 3.11–3.40 Å. There are two shorter (3.11 Å) and four longer (3.36 Å) Mg–Sn bond lengths. In the second Mg site, Mg is bonded in a 12-coordinate geometry to two equivalent Mg and four Sn atoms. There are two shorter (3.16 Å) and two longer (3.24 Å) Mg–Sn bond lengths. In the third Mg site, Mg is bonded in a 4-coordinate geometry to two equivalent Mg and four Sn atoms. All Mg–Sn bond lengths are 3.03 Å. There are three inequivalent Sn sites. In the first Sn site, Sn is bonded in a 4-coordinate geometry to four Mg atoms. In the second Sn site, Sn is bonded in a 12-coordinate geometry to six Mg atoms. In the third Sn site, Sn is bonded in a 12-coordinate geometry to four Mg atoms.
Mg2Sn crystallizes in the hexagonal P-6m2 space group. The structure is three-dimensional. there are three inequivalent Mg sites. In the first Mg site, Mg is bonded to twelve Mg atoms to form MgMg12 cuboctahedra that share corners with twelve equivalent SnMg6 cuboctahedra, corners with eighteen MgMg12 cuboctahedra, edges with eighteen MgMg12 cuboctahedra, faces with two equivalent SnMg6 cuboctahedra, and faces with six equivalent MgMg12 cuboctahedra. There are six shorter (3.17 Å) and six longer (3.31 Å) Mg–Mg bond lengths. In the second Mg site, Mg is bonded to three equivalent Mg and three equivalent Sn atoms to form distorted MgMg3Sn3 cuboctahedra that share corners with eighteen MgMg12 cuboctahedra, edges with twelve MgMg12 cuboctahedra, and faces with two MgMg3Sn3 cuboctahedra. All Mg–Sn bond lengths are 3.19 Å. In the third Mg site, Mg is bonded to six equivalent Sn atoms to form distorted MgSn6 cuboctahedra that share corners with twelve equivalent MgMg3Sn3 cuboctahedra, edges with six equivalent MgSn6 cuboctahedra, and faces with two equivalent MgMg3Sn3 cuboctahedra. All Mg–Sn bond lengths are 3.18 Å. Sn is bonded to six Mg atoms to form distorted SnMg6 cuboctahedra that share corners with six equivalent MgMg12 cuboctahedra, corners with six equivalent SnMg6 cuboctahedra, edges with six equivalent SnMg6 cuboctahedra, a faceface with one MgMg12 cuboctahedra, and a faceface with one SnMg6 cuboctahedra.
Mg5Sn crystallizes in the monoclinic Cm space group. The structure is three-dimensional. there are five inequivalent Mg sites. In the first Mg site, Mg is bonded in a 12-coordinate geometry to five Mg and two equivalent Sn atoms. There are a spread of Mg–Mg bond distances ranging from 3.18–3.28 Å. Both Mg–Sn bond lengths are 3.12 Å. In the second Mg site, Mg is bonded in a 12-coordinate geometry to nine Mg and three equivalent Sn atoms. There are a spread of Mg–Mg bond distances ranging from 3.01–3.38 Å. There are two shorter (3.23 Å) and one longer (3.25 Å) Mg–Sn bond lengths. In the third Mg site, Mg is bonded in a 12-coordinate geometry to four Mg and two equivalent Sn atoms. Both Mg–Mg bond lengths are 3.21 Å. Both Mg–Sn bond lengths are 3.16 Å. In the fourth Mg site, Mg is bonded in a distorted single-bond geometry to four Mg and one Sn atom. Both Mg–Mg bond lengths are 3.11 Å. The Mg–Sn bond length is 3.04 Å. In the fifth Mg site, Mg is bonded in a 12-coordinate geometry to ten Mg and two equivalent Sn atoms. Both Mg–Mg bond lengths are 3.38 Å. Both Mg–Sn bond lengths are 3.22 Å. Sn is bonded in a 12-coordinate geometry to ten Mg atoms.
MgSn crystallizes in the orthorhombic Amm2 space group. The structure is three-dimensional. there are two inequivalent Mg sites. In the first Mg site, Mg is bonded to five Mg and seven Sn atoms to form distorted MgMg5Sn7 cuboctahedra that share corners with nine equivalent MgMg5Sn7 cuboctahedra, corners with nine equivalent SnMg8Sn4 cuboctahedra, edges with eight SnMg7Sn5 cuboctahedra, edges with ten MgMg5Sn7 cuboctahedra, faces with nine MgMg5Sn7 cuboctahedra, and faces with eleven SnMg8Sn4 cuboctahedra. There are a spread of Mg–Mg bond distances ranging from 3.25–3.29 Å. There are a spread of Mg–Sn bond distances ranging from 3.24–3.28 Å. In the second Mg site, Mg is bonded to four equivalent Mg and eight Sn atoms to form distorted MgMg4Sn8 cuboctahedra that share corners with eighteen SnMg7Sn5 cuboctahedra, edges with four equivalent SnMg8Sn4 cuboctahedra, edges with fourteen MgMg5Sn7 cuboctahedra, faces with ten MgMg5Sn7 cuboctahedra, and faces with ten SnMg8Sn4 cuboctahedra. There are a spread of Mg–Sn bond distances ranging from 3.23–3.29 Å. There are three inequivalent Sn sites. In the first Sn site, Sn is bonded to eight Mg and four Sn atoms to form distorted SnMg8Sn4 cuboctahedra that share corners with eighteen equivalent MgMg5Sn7 cuboctahedra, edges with four equivalent MgMg4Sn8 cuboctahedra, edges with fourteen SnMg7Sn5 cuboctahedra, faces with ten MgMg5Sn7 cuboctahedra, and faces with ten SnMg8Sn4 cuboctahedra. All Sn–Sn bond lengths are 3.31 Å. In the second Sn site, Sn is bonded to seven Mg and five Sn atoms to form distorted SnMg7Sn5 cuboctahedra that share corners with nine equivalent MgMg4Sn8 cuboctahedra, corners with nine equivalent SnMg7Sn5 cuboctahedra, edges with eight equivalent MgMg5Sn7 cuboctahedra, edges with ten SnMg8Sn4 cuboctahedra, faces with nine SnMg8Sn4 cuboctahedra, and faces with eleven MgMg5Sn7 cuboctahedra. There are two shorter (3.24 Å) and one longer (3.30 Å) Sn–Sn bond lengths. In the third Sn site, Sn is bonded to seven Mg and five Sn atoms to form distorted SnMg7Sn5 cuboctahedra that share corners with nine equivalent MgMg4Sn8 cuboctahedra, corners with nine equivalent SnMg7Sn5 cuboctahedra, edges with eight equivalent MgMg5Sn7 cuboctahedra, edges with ten SnMg7Sn5 cuboctahedra, faces with nine SnMg8Sn4 cuboctahedra, and faces with eleven MgMg5Sn7 cuboctahedra.
MgSn crystallizes in the trigonal P-3m1 space group. The structure is two-dimensional and consists of two MgSn sheets oriented in the (0, 0, 1) direction. Mg is bonded to three equivalent Sn atoms to form distorted corner-sharing MgSn3 cuboctahedra. All Mg–Sn bond lengths are 3.17 Å. Sn is bonded in a 12-coordinate geometry to three equivalent Mg atoms.
MgSn is Tetraauricupride structured and crystallizes in the tetragonal P4/mmm space group. The structure is three-dimensional. Mg is bonded to eight equivalent Sn atoms to form a mixture of distorted corner, edge, and face-sharing MgSn8 cuboctahedra. All Mg–Sn bond lengths are 3.21 Å. Sn is bonded to eight equivalent Mg atoms to form a mixture of distorted corner, edge, and face-sharing SnMg8 cuboctahedra.
MgSn2 crystallizes in the orthorhombic Cmcm space group. The structure is two-dimensional and consists of two MgSn2 sheets oriented in the (0, 1, 0) direction. Mg is bonded in a 6-coordinate geometry to six Sn atoms. There are a spread of Mg–Sn bond distances ranging from 3.04–3.29 Å. There are two inequivalent Sn sites. In the first Sn site, Sn is bonded in a 12-coordinate geometry to four equivalent Mg atoms. In the second Sn site, Sn is bonded in a 12-coordinate geometry to two equivalent Mg atoms.
MgSn is Tetraauricupride structured and crystallizes in the cubic Pm-3m space group. The structure is three-dimensional. Mg is bonded in a body-centered cubic geometry to eight equivalent Sn atoms. All Mg–Sn bond lengths are 3.17 Å. Sn is bonded in a body-centered cubic geometry to eight equivalent Mg atoms.
Mg2Sn crystallizes in the hexagonal P-62m space group. The structure is three-dimensional. there are two inequivalent Mg sites. In the first Mg site, Mg is bonded in a 12-coordinate geometry to two equivalent Mg and four equivalent Sn atoms. Both Mg–Mg bond lengths are 3.14 Å. All Mg–Sn bond lengths are 3.14 Å. In the second Mg site, Mg is bonded to six equivalent Mg and six equivalent Sn atoms to form a mixture of edge and face-sharing MgMg6Sn6 cuboctahedra. All Mg–Sn bond lengths are 3.35 Å. Sn is bonded in a 12-coordinate geometry to nine Mg atoms.
MgSn crystallizes in the monoclinic Cm space group. The structure is two-dimensional and consists of one MgSn sheet oriented in the (0, 0, 1) direction. there are three inequivalent Mg sites. In the first Mg site, Mg is bonded in a 5-coordinate geometry to five Sn atoms. There are a spread of Mg–Sn bond distances ranging from 3.05–3.20 Å. In the second Mg site, Mg is bonded in a 6-coordinate geometry to six Sn atoms. There are a spread of Mg–Sn bond distances ranging from 3.10–3.19 Å. In the third Mg site, Mg is bonded in a 11-coordinate geometry to four Sn atoms. There are two shorter (3.12 Å) and two longer (3.22 Å) Mg–Sn bond lengths. There are three inequivalent Sn sites. In the first Sn site, Sn is bonded in a 11-coordinate geometry to four Mg atoms. In the second Sn site, Sn is bonded in a 6-coordinate geometry to six Mg atoms. In the third Sn site, Sn is bonded in a 5-coordinate geometry to five Mg atoms.
Mg3Sn crystallizes in the hexagonal P-6m2 space group. The structure is three-dimensional. there are two inequivalent Mg sites. In the first Mg site, Mg is bonded to twelve Mg atoms to form MgMg12 cuboctahedra that share corners with twelve equivalent SnMg6 cuboctahedra, corners with eighteen MgMg12 cuboctahedra, edges with eighteen MgMg12 cuboctahedra, faces with two equivalent SnMg6 cuboctahedra, and faces with six equivalent MgMg12 cuboctahedra. There are six shorter (3.14 Å) and six longer (3.33 Å) Mg–Mg bond lengths. In the second Mg site, Mg is bonded to three equivalent Mg and three equivalent Sn atoms to form distorted MgMg3Sn3 cuboctahedra that share corners with eighteen MgMg12 cuboctahedra, edges with twelve MgMg12 cuboctahedra, and faces with two equivalent MgMg3Sn3 cuboctahedra. All Mg–Sn bond lengths are 3.16 Å. Sn is bonded to six equivalent Mg atoms to form distorted SnMg6 cuboctahedra that share corners with twelve equivalent MgMg12 cuboctahedra, edges with six equivalent SnMg6 cuboctahedra, and faces with two equivalent MgMg12 cuboctahedra.