Al-Na-O-Si, Chalcogen, Debye or einstein temperature

• Al-H-Na-O-Si
• Al-Ca-H-Na-O-Si
• Al-H-K-Na-O-Si
• Al-Ca-H-K-Na-O-Si
• metalloid
• chalcogen
• alkali
• disordered
• cubic
• monoclinic
• orthorhombic
• trigonal
• hexagonal