KMg2(Al0.55Si0.45)9O18 hP62 192

• Al-K-Mg-O-Si
• Al-Cs-Mg-O-Si
• Al-Mg-O-Rb-Si
• Al-Be-Cr-O-Si-V
• Al-Be-Cr-K-Mg-Na-O-Si-Ti
• structural properties
• alkaline
• chalcogen
• metalloid
• disordered
• hexagonal