Katayamalite

General Information: Chemical Formula:KCa7Li3Ti2(Si6O18)2(OH,F)2 Composition:(Molecular Weight = 1,384.24 gm)Potassium 2.82 % K Lithium 1.50 % LiCalcium 20.27 % CaTitanium 6.92 % TiSilicon 24.35 % SiHydrogen 0.11 % H Oxygen 43.34 % O Fluorine 0.69 % F  Empirical Formula: KCa7Li3Ti2Si12O36(OH)1.5F0.5 IMA Status:Not IMA ApprovedPhysical Properties: Color:white. Density:2.91 Hardness:3.5-4 - Copper Penny-Flourite Luster:Vitreous (Glassy)More details...