Beryl Beryl Beryl ( ) is a mineral composed of beryllium aluminium cyclosilicate with the chemical formula BeAlSiO. Well-known varieties of beryl include emerald and aquamarine. Naturally occurring, hexagonal crystals of beryl can be up to several meters in size, but terminated crystals are relatively rare. Pure beryl is colorless, but it is frequently tinted by impurities; possible colors are green, blue, yellow, red (the rarest), and white. Beryl is also an ore source of beryllium. The name "beryl" is derived (via , , and ) from Greek βήρυλλος "beryllos" which referred to a "precious blue-green color-of-sea-water stone"; akin to Prakrit
Aquamarine Fukushima Aquamarine Fukushima The aquarium opened on 15 July 2000. The nickname "Aquamarine Fukushima" was selected in 1998 from a total of 4,722 applications. The 2011 Tōhoku earthquake and tsunami on 11 March 2011 resulted in power being cut off to the aquarium. Many fish died, but some marine mammals and sea birds were subsequently transferred to Kamogawa Sea World, to the south, Ueno Zoo in Tokyo, Tokyo Sea Life Park, Mito Sea Paradise, and New Enoshima Aquarium. Although the main building sustained only minor damage, outside pools were washed away, and there was major damage to the electrical system (causing