Amethyst element impurities), and the presence of trace elements, which result in complex crystal lattice substitutions. The hardness of the mineral is the same as quartz, thus it is suitable for use in jewelry. Amethyst occurs in primary hues from a light pinkish violet to a deep purple. Amethyst may exhibit one or both secondary hues, red and blue. The best varieties of amethyst can be found in Siberia, Sri Lanka, Brazil and the far East. The ideal grade is called "Deep Siberian" and has a primary purple hue of around 75–80%, with 15–20% blue and (depending on the light source)
Amethyst Rock Star conform to the conventions of any of them." Credits adapted from liner notes. Musicians Technical personnel Amethyst Rock Star Amethyst Rock Star is the debut solo studio album by Saul Williams. It was released by American Recordings in 2001. It peaked at number 135 on the French Albums Chart. Steve Kurutz of AllMusic gave the album 1.5 stars out of 5, saying: "Some of the language is downright laughable (see the trite themes of 'Fearless' for example) in any context, and the rest is mediocre at best." Kitty Empire of "NME" gave the album 3.5 stars out of 5, calling