Ohmilite

General Information: Chemical Formula:Sr3(Ti,Fe+++)(Si2O6)2(O,OH)·2-3(H2O) Composition:(Molecular Weight = 678.36 gm)Strontium 38.75 % SrTitanium 5.29 % TiIron 2.06 % FeSilicon 16.56 % SiHydrogen 0.78 % H Oxygen 36.56 % O  Empirical Formula: Sr3Ti0.75Fe3+0.25Si4O12.75(OH)0.25·2.5(H2O)Physical Properties: Color:light pink. Density:3.38 Hardness:3.5 - Copper Penny Streak:whiteMore details...