The Collaborative International Dictionary
Sphene
Sphene \Sphene\, n. [F. sph[`e]ne, fr. Gr. sfh`n a wedge.] (Min.) 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.
Wiktionary
sphene
n. (context mineralogy English) titanite
Usage examples of "sphene".
Not to flee New Riviera and Sphene, as the message demanded, but to find Clarity.
Leaning forward over the free-form table hewn from a single crystal of pale green sphene, he handed it to his host.