B-x polyhedra, Fe-O, Metalloid, Trigonal

• B-Fe-O-Tb
• B-Fe-Gd-O
• B-Fe-Nd-O
• Al-B-F-Fe-H-Li-Mn-Na-O-Si
• Al-B-Ca-F-Fe-H-Li-Na-O-Si
• thermal and thermodynamic properties
• structural properties
• magnetic properties
• electronic and electrical properties
• phase transitions
• chalcogen
• metalloid
• transitional
• orthoborate