Rock Identifier
Pyrite (Iron Sulfide (FeS2)) — mineral
mineral

Pyrite

Iron Sulfide (FeS2)

AI-generated identification · may be incorrect

Hardness 6-6.5 on Mohs scale, brassy yellow color with a metallic luster, isometric crystal system forming distinct cubes.

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Physical properties

Hardness 6-6.5 on Mohs scale, brassy yellow color with a metallic luster, isometric crystal system forming distinct cubes.

Formation & geological history

Forms in hydrothermal veins, sedimentary rocks, and metamorphic rocks across diverse geological time periods.

Uses & applications

Used in the production of sulfur and sulfuric acid, historical fire-starting, and as a popular mineral specimen for collectors.

Geological facts

Commonly known as 'Fool's Gold' due to its superficial resemblance to gold, though it has a darker streak and harder texture.

Field identification & locations

Easily identified by its perfect cubic crystal habit, brassy metallic shine, and greenish-black streak; found globally.