- a mineral, beryllium aluminum silicate, Be3Al2Si6O18, usually green, but also blue, rose, white, and golden, and both opaque and transparent, the latter variety including the gems emerald and aquamarine: the principal ore of beryllium.
Origin of beryl
- a female given name.
Examples from the Web for beryl
In “The Adventure of the Beryl Coronet,” a banker is nearly deceived by his own niece to the tune of £50,000 and his good name.How Sherlock Holmes Took on the Capitalists
December 21, 2011
"You've changed, Clyde," Beryl was saying as she hugged him.
Tires screeched in the driveway while Beryl was still at the telephone.
Stern opened his gold case now and offered Beryl a cigarette.
"Why, because they might be able to make it," Beryl spoke up.
The girths of her saddle were of silk and the buckles were each one a beryl.Stories from the Ballads
- a white, blue, yellow, green, or pink mineral, found in coarse granites and igneous rocks. It is a source of beryllium and is sometimes used as a gemstone; the green variety is emerald, the blue is aquamarine. Composition: beryllium aluminium silicate. Formula: Be 3 Al 2 Si 6 O 18 . Crystal structure: hexagonal
Word Origin and History for beryl
hard, lustrous mineral, c.1300, from Old French beryl (12c., Modern French béryl), from Latin beryllus, from Greek beryllos, perhaps from Prakrit veruliya, from Sanskrit vaidurya-, of Dravidian origin, perhaps from the city of Velur (modern Belur) in southern India.
Medieval Latin berillus also was applied to any precious stone of a pale green color, to fine crystal, and to eyeglasses (the first spectacle lenses may have been made of beryl), hence German Brille "spectacles," from Middle High German berille "beryl," and French besicles (plural) "spectacles," altered 14c. from Old French bericle.
- A usually green or bluish-green hexagonal mineral occurring as transparent to translucent prisms in igneous and metamorphic rocks. Transparent varieties, such as emeralds and aquamarine, are valued as gems. Beryl is the main source of the element beryllium. Chemical formula: Be3Al2Si6O18.