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A lead-gray mineral, Sb2S3, that is the chief source of antimony.

[French stibine, stibnite (from Latin stibium, antimony; see stibine) + -ite.]


(Minerals) 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: Sb2S3
[C19: from obsolete stibine stibnite + -ite1]


(ˈstɪb naɪt)

a soft, lead-gray mineral, antimony trisulfide, Sb2S3, found in radiating groups of long prismatic crystals and in granular masses: the principal ore of antimony.
[1850–55; stib (i) ne (in obsolete sense “stibnite”) + -ite1]
ThesaurusAntonymsRelated WordsSynonymsLegend:
Noun1.stibnite - a soft grey mineralstibnite - a soft grey mineral; the chief ore of antimony
antimony, atomic number 51, Sb - a metallic element having four allotropic forms; used in a wide variety of alloys; found in stibnite
mineral - solid homogeneous inorganic substances occurring in nature having a definite chemical composition
References in periodicals archive ?
The industrial methods to produce antimony are roasting and subsequent carbothermal reduction or direct reduction of stibnite with iron.
Antimony is a silvery lustrous grey metalloid, it is found in nature mainly as the sulfide mineral stibnite ([Sb.
24, 1946, in Stibnite, Idaho, to Raymond and Helen Rutledge Sergeant.
The working of antimony, which was presumably obtained from Tuscan stibnite deposits, is also suggestive of local metallurgy.
Most of these, though, are locally procured -- there's a scolicite on stibnite sourced from a baoli in Nashik and an aquamarine from the dense forest of Karur, Tamil Nadu.
Typical heavy-mineral concentrates from the placer include cinnabar, stibnite, garnet, pyrite and cassiterite.
The August 2001 agreement in principle included the Coeur d'Alene Basin area in litigation, the Grouse Creek mine, the Bunker Hill superfund site and the Stibnite mine site in central Idaho.
The Krinj stibnite and Awirath Gol boulangerite ocurrences, both in Chitral, are good examples of mineralization along thrust planes.
Following approval of those works by regulatory agencies, the first extraction of Stibnite ore (Antimony) will occur.
Bulk density of mineralized veins was calculated from grade using the stoichiometry of stibnite and waste bulk density was set at 2.
She married Raymond Sergeant in January 1946 in Stibnite, Idaho.
The highest grade parts of these new zones are associated with strong decalcification and commonly contain stibnite.