Ca2(Mg0.1Mn0.15Al0.75)3Si3O11[OH]3 mS88 12

• Al-Ca-Fe-H-Mg-O-Si
• optical properties
• values of refractive index
• refractive index
• Mohs hardness
• mechanical properties
• metalloid
• chalcogen
• hydroxide
• pumpellyite
• alkaline
• monoclinic