Alkali, Non-disordered, H-K-O-P, Temperature for congruent melting

• H-K-Mn-O-P
• Fe-H-K-O-P
• Al-H-K-O-P
• Co-H-K-O-P
• non-disordered
• chalcogen
• alkali
• pnictogen
• monoclinic
• triclinic
• orthorhombic
• tetragonal
• trigonal