stibnite

[ stib-nahyt ]

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.

stibnite

/ 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

Word History and Origins

Origin of stibnite¹

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

Word History and Origins

Origin of stibnite¹

C19: from obsolete stibine stibnite + -ite ¹

Example Sentences

It crystallizes in the orthorhombic system and is isomorphous with stibnite (Sb2S3), which it closely resembles in appearance.

From Project Gutenberg

When prepared in this way they are orange-colored substances, though the mineral stibnite is black.

From Project Gutenberg

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

From Project Gutenberg

The commercial ore of this metal is the sulphide known as stibnite, or gray antimony.

From Project Gutenberg

Although antimony occurs in many minerals, the only commercial source is the sulphide, stibnite.

From Project Gutenberg