Distorted prism 6-vertex, Temperature for congruent melting

• C-H-N-O
• Ga-O
• C-K-N-O
• Cu-S
• H-N-O-P
• chalcogen
• non-disordered
• transitional
• pnictogen
• orthorhombic
• monoclinic
• triclinic
• tetragonal
• cubic