The Collaborative International Dictionary
Rubellite
Rubellite \Ru"bel*lite\, n. [L. rubellus reddish, dim. of ruber red.] (Min.) A variety of tourmaline varying in color from a pale rose to a deep ruby, and containing lithium.
Wiktionary
rubellite
n. a red to violet variety of tourmaline used as a gemstone
Usage examples of "rubellite".
Between these lurid streams, underlying translucent colors and textures teasingly appeared: glassy seracs of ruby and rubellite, rounded moraines in blue tourmaline and amethyst.
The jeweler identified them with taps, as he reeled off the list: citrine, peridot, chrysoberyl, rubellite, almandine, jacinth.