El ammari

• K-Na-O-P-Pb
• Na-O-P-Pb
• K-O-P-Pb
• K-Na-O-Pb-V
• As-K-Na-O-Pb
• structural properties
• optical properties
• phonons
• Raman spectra
• infrared spectra
• chalcogen
• pnictogen
• alkali
• transitional
• hexagonal
• monoclinic
• orthorhombic
• trigonal
• triclinic