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riebeckite

American  
[ree-be-kahyt] / ˈri bɛˌkaɪt /

noun

  1. an amphibolic mineral, silicate of sodium and iron, occurring usually in feldspathoid rocks.

Etymology

Origin of riebeckite

1885–90; named after Emil Riebeck (died 1885), German explorer; see -ite 1

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

This island is composed of micro-granite with riebeckite, of great interest on account of the rare occurrence of this type in Britain.

From The Project Gutenberg Encyclopedia Volume 1 of 28 by Project Gutenberg

It is a blue fibrous mineral belonging to the amphibole group and closely related to riebeckite; chemically it is an iron sodium silicate.

From Encyclopaedia Britannica, 11th Edition, Volume 7, Slice 6 "Coucy-le-Château" to "Crocodile" by Various

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

Idioms from The American Heritage® Idioms Dictionary copyright © 2002, 2001, 1995 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company.