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Mineralpedia Details for Stibnite

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Stibnite

Stibnite

Formula
Sb2S3 
Crystal System
Orthorhombic 
Crystal Habit
Prismatic, Striated, Granular 
Cleavage
Perfect, None, None 
Luster
Metallic 
Color
lead gray, bluish lead gray, steel gray, black 
Streak
blackish gray 
Class
Orthorhombic - Dipyramidal 
Fracture
Conchoidal 
Hardness
WebMineral
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Stibnite from Wuling, Hunan Province, China

Stibnite
            from Wuling, Hunan Province, China

Shiny metallic group of prismatic Stibnite crystals.  The largest crystal measures 5cm.

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Stibnite from Fencemaker mine, Churchill Co., Nevada, United States

Stibnite
            from Fencemaker mine, Churchill Co., Nevada, United States

Long steely crystals of Stibnite to 3cm.

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Stibnite from Felsobanya, Baia Mare, Maramures Co., Romania

Stibnite
            from Felsobanya, Baia Mare,  Maramures Co., Romania

The Stibnite shoots through a natural cavity in the Baryte cluster. What you are seeing are the terminations of several Stibnite needles from divergent sprays originating at the base of the specimen.  Divergent sprays of Stibnite are approximately 2 to 3cm in length and the Baryte crystals are up to 1cm.

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Stibnite from Wuning mine, Qingjiang, Wuning Co., Jiangxi prov., China

Stibnite
            from Wuning mine, Qingjiang, Wuning Co., Jiangxi prov., China

These Stibnites are becoming scarce at shows. This is a good grouping of Stibnite with two divergent groups to 6 and 6.5cm.

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Stibnite from Lac Nicolet Antimony mine, Quebec, Canada

Stibnite
            from Lac Nicolet Antimony mine, Quebec, Canada

Sprays of Stibnite to 5 or 6mm

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Stibnite from Herja mine, Baia Mare, Maramures Co., Romania

Stibnite
            from Herja mine, Baia Mare, Maramures Co., Romania

Group of radial and divergent prismatic Stibnite crystals. The longest crystals are about 3cm.

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Stibnite from Antimony Bluff Mine, Gillham, Sevier Co., Arkansas, United States

Stibnite
            from Antimony Bluff Mine, Gillham, Sevier Co., Arkansas, United States

Crude Stibnite crystalline mass with an outer rind of yellow Stibiconite in Quartz matrix. An uncommon locality.

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Stibnite from Socavón mine, Oruro city, Cercado, Oruro dept., Bolivia

Stibnite
            from Socavón mine, Oruro city, Cercado, Oruro dept., Bolivia

Slender Stibnite crystals, most nicely terminated, to 3cm.

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