stibnite

[ stib-nahyt ]

/ ˈstɪb naɪt /

noun

a soft mineral, antimony sulfide, Sb2S3, lead-gray in color with a metallic luster, occurring in crystals, often acicular, or in bladed masses: the most important ore of antimony.

Words nearby stibnite

sti, stibial, stibialism, stibine, stibium, stibnite, stich, sticharion, stichic, stichometry, stichomythia

Origin of stibnite

1850–55; stib(i)ne (in obsolete sense “stibnite”) + -ite¹

Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

Examples from the Web for stibnite

The antimony sulphide, stibnite, is the source of most of the world's production of this metal.
The Economic Aspect of Geology|C. K. Leith
It crystallizes in the orthorhombic system and is isomorphous with stibnite (Sb2S3), which it closely resembles in appearance.
Encyclopaedia Britannica, 11th Edition, Volume 4, Slice 1|Various
Of these the only one in sufficient abundance for smelting is the common sulphide known as grey antimony or stibnite.
Cooley's Cyclopdia of Practical Receipts and Collateral Information in the Arts, Manufactures, Professions, and Trades..., Sixth Edition, Volume I|Arnold Cooley
The stibnite is liquated out at a low heat and drips from the upper to the lower pot.
De Re Metallica|Georgius Agricola

The commercial ore of this metal is the sulphide known as stibnite, or gray antimony.
The A B C of Mining|Charles A. Bramble

British Dictionary definitions for stibnite

stibnite

/ (ˈstɪbnaɪt) /

noun

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

Word Origin for stibnite

C19: from obsolete stibine stibnite + -ite 1

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