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

See Examples For:

stibnite

In the Central Plateau of France the numerous antimony deposits are stibnite veins cutting granites and the surrounding schists and sediments.

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

The antimony sulphide, stibnite, is the source of most of the world's production of this metal.

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

For the preparation of metallic antimony the crude stibnite is first liquated, to free it from earthy and siliceous matter, and is then roasted in order to convert it into oxide.

From Encyclopaedia Britannica, 11th Edition, Volume 2, Slice 2 "Anjar" to "Apollo" by Various

An analyzed sample of stibnite containing 70.05% Sb is given for analysis.

From An Introductory Course of Quantitative Chemical Analysis With Explanatory Notes by Henry P. Talbot

In the weathering of antimony deposits, the stibnite usually alters to form insoluble white or yellowish oxides, which are sometimes called "antimony ocher."

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