TIGEREYE


Meaning of TIGEREYE in English

n.

or tiger's-eye

Semiprecious quartz gem displaying chatoyancy, a vertical luminescent band like that of a cat's eye.

Bands of parallel, blue asbestos ( crocidolite ) fibres are first altered to iron oxides and then replaced by silica. The gem has a rich yellow to yellow-brown or brown colour and a fine golden lustre when it is polished. The best stones come from South Africa. See also cat's-eye.

Britannica Concise Encyclopedia.      Краткая энциклопедия Британика.