Alkali, Chalcogen, Hydrate, Fusion, H-K-O-P

• Co-H-K-O-P
• H-K-O-P-Zn
• Ca-H-K-O-P
• Al-H-K-O-P
• temperature for congruent melting
• chalcogen
• hydrate
• alkali
• pnictogen
• monoclinic
• orthorhombic
• triclinic
• tetragonal
• trigonal