Ohmilite

General Information:
 Chemical Formula:
Sr3(Ti,Fe+++)(Si2O6)2(O,OH)·2-3(H2O)
 Composition:
(Molecular Weight = 678.36 gm)
Strontium 38.75 % Sr
Titanium 5.29 % Ti
Iron 2.06 % Fe
Silicon 16.56 % Si
Hydrogen 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:
white
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