Amethyst red secondary hues. ‘Rose de France’ is defined by its markedly light shade of the purple, reminiscent of a lavender/lilac shade. These pale colors, were once considered undesirable but have recently become popular due to intensive marketing. 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. Other names for green quartz are vermarine or lime citrine. Of very variable intensity, the color of amethyst is often laid out in stripes parallel to the final faces of the crystal. One aspect in the art of
SS Empire Amethyst distress call from the American SS "Delvalla" which had been torpedoed by "U-154" and was sinking. "Prince Henry" headed for the reported position of the "Delvalla" and a Catalina aircraft was despatched. The survivors were taken aboard "Prince Henry". "U-154" spotted "Empire Amethyst" again at 11:42 hrs; she was again under escort by "Prince Henry" but at 16:00 hrs the escort had been lost. As he was short of torpedoes, Kapitän Kölle decided to attack from the surface. The chase began at 20:00 hrs with "Empire Amethyst" zig-zagging but generally following a heading of 110° towards Trinidad. "Empire Amethyst" managed