B-Fe, B-x polyhedra, Structural properties

• B-Fe-Nd
• B-Co-Fe-Nd
• Al-B-Ca-F-Fe-H-Li-Na-O-Si
• Al-B-F-Fe-H-Li-Mn-Na-O-Si
• transitional
• metalloid
• disordered
• boride
• tetragonal
• trigonal
• orthorhombic
• hexagonal
• monoclinic