A mineral found usually in thin, wedge-shaped crystals of a yellow or green to black color. It is a silicate of titanium and calcium; titanite.
Sphene is a brilliant transparent gemstone. It exhibits a range of colors from yellow to brown to green and even reddish. On Mohsâ€™ scale of hardness, sphene is 5-5.5. It has an adamantine luster and sources include Burma (Myanmar), Brazil, Mexico, Austria, Sri Lanka and the United States. (See Sphene Facts.) (Note: Sources listed in order of primary and secondary deposits.)
Sometimes called Titanite, is a mineral that is normally found in wedge shaped crystals of green, yellow, white, brown or black. Sphene means wedge in Greek