Chalcogen, Fe-Nb, Fusion

• Fe-Nb-O
• Fe-Na-Nb-O-P
• Bi-Fe-Nb-O
• Ba-Fe-Nb-O
• Co-Fe-Nb-O-Sr
• temperature for congruent melting
• chalcogen
• transitional
• disordered
• oxide
• cubic
• tetragonal
• orthorhombic
• monoclinic
• trigonal