Cell and atoms, Phase transitions, Si

• O-Si
• Al-H-Na-O-Si
• Al-Ca-H-O-Si
• Al-Na-O-Si
• H-Mg-O-Si
• fusion
• temperature for congruent melting
• metalloid
• transitional
• disordered
• chalcogen
• orthorhombic
• tetragonal
• hexagonal
• monoclinic
• cubic