Sphene occurs in usually small brown or yellow crystals. It is a titanium accessory mineral in some granite and metamorphic rocks, CaTiSiO5, occurring and sometimes used as a gemstone. Sphene is also called titanite due to its titanium content. It derives its name from the Greek word for “wedge”, due to its typical wedge shaped crystal habit.

Twinning is common in Sphene. It can be cut as a gemstone that has unique and bright color shades. 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.