Ge-Na, Metalloid, Temperature for congruent melting

• Ge-Na-Se
• Ge-H-Na-O
• Al-Ge-H-Na-O
• Ge-Na-O
• metalloid
• alkali
• chalcogen
• non-disordered
• monoclinic
• orthorhombic
• cubic
• triclinic
• trigonal