pinite

American

[pin-ahyt, pee-nahyt] / ˈpɪn aɪt, ˈpi naɪt /

noun

a micaceous mineral, similar in composition to muscovite, formed by chemical alteration of various other minerals.

pinite British

/ ˈpɪnaɪt, ˈpaɪ- /

noun

a greyish-green or brown mineral containing amorphous aluminium and potassium sulphates

"Collins English Dictionary — Complete & Unabridged" 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Etymology

Origin of pinite

1795–1805; < German Pinit, named after Pini, mine in Germany; see -ite ¹

Example Sentences

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Secondary mica is also a common result of alteration, and among other products are pinite, epidote, saussurite, chlorite, wollastonite and various zeolites.

From Encyclopaedia Britannica, 11th Edition, Volume 10, Slice 2 "Fairbanks, Erastus" to "Fens" by Various

Definitions and idiom definitions from Dictionary.com Unabridged, based on the Random House Unabridged Dictionary, © Random House, Inc. 2023