hawk's-eye

American  

[hawks-ahy] / ˈhɔksˌaɪ /

noun

1. a dark-blue chatoyant quartz formed by the silicification of crocidolite, used for ornamental purposes.

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hawk's-eye British  

noun

1. a dark blue variety of the mineral crocidolite: a semiprecious gemstone

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Etymology

Origin of hawk's-eye

First recorded in 1675–85

Example Sentences

In the High Street, St. Mary the Virgin, parish church of the University, provides a hawk’s-eye view from its 13th-century tower with all those “dreaming spires” Matthew Arnold gushed over in the 1860s.

From Washington Post • Jan. 7, 2016

The hawk's-eye view shows the wreckage of mountains, dead land that will not revegetate, soured rivers, towns left to wither when mineral prices dropped and distant corporate directors cut their losses.

From Time Magazine Archive

Paul watched carefully the vagaries of her excitement, and kept his sharp hawk's-eye upon everything; he had quite made up his mind not to dangle for two years, as he had round Colette de Rosen.

From The Immortal Or, One Of The "Forty." (L'immortel) - 1877 by Verrall, A. W. (Arthur Woollgar)