![]() Of very variable intensity, the color of amethyst is often laid out in stripes parallel to the final faces of the crystal. Other names for green quartz are vermarine or lime citrine. Green quartz is sometimes incorrectly called green amethyst, which is a misnomer and not an appropriate name for the material, the proper terminology being prasiolite. ![]() These pale colors, were once considered undesirable but have recently become popular due to intensive marketing. ‘Rose de France’ is defined by its markedly light shade of the purple, reminiscent of a lavender/lilac shade. 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) red secondary hues. High quality amethyst can be found in Siberia, Sri Lanka, Brazil, Uruguay, and the far East. Amethyst may exhibit one or both secondary hues, red and blue. The hardness of the mineral is the same as quartz, thus making it suitable for use in jewelry.Īmethyst occurs in primary hues from a light pinkish violet color to a deep purple color. The ancient Greeks wore amethyst and carved drinking vessels from it in the belief that it would prevent intoxication.Īmethyst is a semiprecious stone often used in jewelry and is the traditional birthstone for February.Īmethyst is a purple variety of quartz (SiO2) and owes its violet color to irradiation, impurities of iron and in some cases other transition metals, and the presence of other trace elements, which result in complex crystal lattice substitutions. ![]() The name comes from the Koine Greek ἀμέθυστος amethystos from ἀ- a-, "not" and μεθύσκω methysko / μεθύω methyo, "intoxicate", a reference to the belief that the stone protected its owner from drunkenness. ![]()
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