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Ametrine, also known as trystine, golden amethyst, or by the trade name bolivianite, is a variety of quartz with alternating zones of purple and yellow-orange coloration. Its name is a portmanteau of amethyst and citrine. While ametrine is commonly referred to as a combination of these two quartz varieties, some sources claim this is not ...
Laccaria amethystina, commonly known as the amethyst deceiver, or amethyst laccaria, [1] is a small brightly colored mushroom. Because its bright amethyst coloration fades with age and weathering, it becomes difficult to identify, hence the common name "deceiver".
On 20 April 1949, during the Chinese Civil War between the nationalist Kuomintang-led Republic of China and the Chinese Communist Party, the Royal Navy sloop HMS Amethyst, commanded by Lieutenant Commander Bernard Skinner, [12] was cruising on the river Yangtze from Shanghai to Nanjing, [Note 1] to replace HMS Consort, which had been posted as guard ship for the British Embassy there.
An amethyst geode that formed when large crystals grew in open spaces inside the rock. The largest amethyst geode found as of 2007 was the Empress of Uruguay, found in Artigas, Uruguay in 2007. It stands at a height of 3.27 meters, lies open along its length, and weighs 2.5 tons. Amethyst is also found and mined in South Korea. [19]
Amethyst loses its natural violet color when heated to above 200-300°C and turns a color that resembles natural citrine, but is often more brownish. [45] Unlike natural citrine, the color of heat-treated amethyst comes from trace amounts of the iron oxide minerals hematite and goethite .
The Greek name amethystos alludes to the popular belief that amethyst prevented intoxication; as such, drinking vessels were made of amethyst for festivities, and carousers wore amulets made of it to counteract the action of wine. [6] The amethyst is a brilliant transparent stone of a purple color and varies in shade from violet purple to rose.
Amethyst, Princess of Gemworld (Amy Winston) is a superhero published in American comic books created by DC Comics. Created by writers Dan Mishkin , Gary Cohn and artist Ernie Colón , she debuted in The Legion of Superheroes #298 in April 1983.
Amethyst is a fictional character from the animated television series Steven Universe, created by Rebecca Sugar. She is voiced by Michaela Dietz . Based on the gemstone amethyst , she is a Gem, a fictional alien being that exists as a magical gemstone projecting a holographic body, and one of the four "Crystal Gems", a group of Gems who defend ...