Li-Nb, Oxide, Temperature for congruent melting

• Li-Nb-O
• Li-Nb-O-Ti
• La-Li-Nb-O
• Li-Na-Nb-O
• K-Li-Nb-O
• transitional
• oxide
• alkali
• chalcogen
• cubic
• orthorhombic
• tetragonal
• trigonal
• monoclinic