Sphenes is a 7 letter English word. It's valid Scrabble word worth 11 points. It's valid Words with friends word worth 12 points.
You can make 87 anagrams from letters in sphenes (eehnpss).
First recorded in 1805-15, sphene is from the Greek word sphḗn wedge
Reddish grains of sphene or of garnet are occasionally visible.
The iron oxides, originally ilmenite, are usually altered to sphene.
Most gem-stones are harder than quartz, though precious opal, turquoise, moonstone and sphene are inferior to it in hardness.
sphene, biotite and iron oxides are the other common constituents, but these rocks show much variety of composition and structure.
The rarer stones, sphene and epidote, likewise exhibit this property markedly.