Cell and atoms, Chalcogen, Einstein temperature

• C-H-N-O
• O-Si
• Al-H-Na-O-Si
• Al-Ca-H-O-Si
• Fe-H-O-P
• chalcogen
• transitional
• disordered
• non-disordered
• monoclinic
• orthorhombic
• cubic
• tetragonal
• trigonal