B-x polyhedra, Fe-O, Trigonal

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