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Sphene Stone
Chemical Formula: CaTiSiO5
Color: Brown to Yellow Color
Hardness: 5 - 5.5
Specific Gravity: 3.52 - 3.54
Sphene is a titanium accessory mineral in some granite and metamorphic rocks, CaTiSiO5, occurring in usually small brown or yellow crystals and sometimes used as a gemstone. Due to the titanium content present in Sphene, it is also called titanite. It derives its name from the Greek word for wedge, due to its typical wedge shaped crystal habit.
It can be cut as a gemstone that has unique and bright color shades. Twinning is common in sphene. Sphene can form nice crystals and can make a good addition to the collection of a collector who appreciates different crystal forms. It is found in the regions of Pakistan, Italy, Russia, Canada, New York and California.
