Chalcogen, Disordered, Fusion, Si, Tetragonal

• Al-H-Na-O-Si
• Al-H-O-Si
• Al-Ca-H-Na-O-Si
• Al-Ca-H-O-Si
• Al-K-O-Si
• temperature for congruent melting
• disordered
• chalcogen
• metalloid
• silicate