stibnite

American  

[stib-nahyt] / ˈstɪb naɪt /

noun

1. a soft mineral, antimony sulfide, Sb 2 S 3 , lead-gray in color with a metallic luster, occurring in crystals, often acicular, or in bladed masses: the most important ore of antimony.

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stibnite British  

/ ˈstɪbnaɪt /

noun

1. a soft greyish mineral consisting of antimony sulphide in orthorhombic crystalline form. It occurs in quartz veins and is the chief ore of antimony. Formula: Sb 2 S 3

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Etymology

Origin of stibnite

1850–55; stib(i)ne (in obsolete sense “stibnite”) + -ite ¹

Example Sentences

Stibnite from Hunan province in China is another highlight.

From New York Times • Jun. 24, 2022

The Yellow Pine Pit, a legacy mining site that was used throughout the 20th century to mine for gold, tungsten, antimony and silver in the historic Stibnite Mining District of central Idaho.

From New York Times • Dec. 27, 2021

Other controversial projects include Idaho’s Stibnite proposed mine, from John Paulson-backed Perpetua Resources Corp, which is under fresh scrutiny by U.S.

From Reuters • Mar. 1, 2021

The assessment could sink Midas Gold’s Stibnite Gold Project if it results in habitat restoration work that makes the mines economically unfeasible.

From Washington Times • Dec. 13, 2019

Stibnite is found in a variety of associations and is present in small quantities in many types of deposits.

From The Economic Aspect of Geology by Leith, C. K. (Charles Kenneth)