Amethyst Amethyst Amethyst is a violet variety of quartz. 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. The ancient Greeks wore amethyst and carved drinking vessels from it in the belief that it would prevent intoxication. Amethyst is a semiprecious stone often used in jewelry and is the traditional birthstone for February. Amethyst is a purple variety of quartz (SiO) and owes its violet color to irradiation, iron impurities (in some cases in conjunction with transition
Yangtse Incident: The Story of H.M.S. Amethyst Yangtse Incident: The Story of H.M.S. Amethyst Yangtse Incident: The Story of H.M.S. Amethyst (1957) is a British war film that tells the story of the British sloop caught up in the Chinese Civil War and involved in the 1949 Yangtze Incident. It was based upon the book written by Lawrence Earl. The film was known in the US by the alternative titles Battle Hell, "Escape of the Amethyst", "Their Greatest Glory" and "Yangtze Incident". Non-English language titles include the direct German translation of "Yangtse-Zwischenfall", and "Commando sur le Yang-Tse" in France. In Belgium it was known as "Feu sur