chrysoberyl

American  

[kris-uh-ber-uhl] / ˈkrɪs əˌbɛr əl /

noun

1. a mineral, beryllium aluminate, BeAl 2 O 4 , occurring in green or yellow crystals, sometimes used as a gem.

---

chrysoberyl British  

/ ˈkrɪsəˌbɛrɪl /

noun

1. a rare very hard greenish-yellow mineral consisting of beryllium aluminate in orthorhombic crystalline form and occurring in coarse granite: used as a gemstone in the form of cat's eye and alexandrite. Formula: BeAl 2 O 4

---

Etymology

Origin of chrysoberyl

1350–1400; Middle English < Latin chrȳsoberyllus < Greek chrȳsobḗryllos, equivalent to chrȳso- chryso- + bḗryllos beryl

---

Example Sentences

See Examples For:

chrysoberyl

The beryl also, is sea-green one way and a beautiful blue another; the yellow chrysoberyl is brown one way and yellow with a greenish cast when viewed another way.

From The Chemistry, Properties and Tests of Precious Stones by John Mastin

Also the more valuable chrysoberyl cat's-eye may be confused with the cheaper quartz cat's-eye unless one is well acquainted with the respective appearances of the two varieties.

From A Text-Book of Precious Stones for Jewelers and the Gem-Loving Public by Frank Bertram Wade

The true chrysoberyl cat's-eye also has a somewhat similar fibrous or perhaps tubular structure.

From A Text-Book of Precious Stones for Jewelers and the Gem-Loving Public by Frank Bertram Wade

The term chrysolite is also sometimes incorrectly used for the greenish-yellow chrysoberyl.

From A Text-Book of Precious Stones for Jewelers and the Gem-Loving Public by Frank Bertram Wade

Some of these approach the chrysoberyl and topaz in hardness and hue.

From Lippincott's Magazine of Popular Literature and Science Volume 11, No. 27, June, 1873 by Various

Random Word

Spin the wheel and learn a new word!

---