Ca2Al(Al0.5Si0.5)2Si2O10[OH]2 oP38 53

• Al-Ca-H-O-Si
• Al-Ca-H-Mn-O-Si
• structural properties
• refractive index
• values of refractive index
• optical properties
• Mohs hardness
• metalloid
• chalcogen
• prehnite
• hydroxide
• alkaline
• orthorhombic