Synonyms: amethyst
Definition: a transparent purple variety of quartz; used as a gemstone
Similar words: quartz
Definition: a hard glossy mineral consisting of silicon dioxide in crystal form; present in most rocks (especially sandstone and granite); yellow sand is quartz with iron oxide impurities
Similar words: transparent gem
Definition: a gemstone having the property of transmitting light without serious diffusion
Synonyms: amethyst
Definition: of a moderate purple color
Similar words: chromatic
Definition: being or having or characterized by hue