mineral
Pyrite
Iron Sulfide (FeS2)
AI-generated identification · may be incorrectHardness 6-6.5 on Mohs scale, brassy yellow color, metallic luster, isometric crystal system, poor cleavage, specific gravity 5.0.
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Physical properties
Hardness 6-6.5 on Mohs scale, brassy yellow color, metallic luster, isometric crystal system, poor cleavage, specific gravity 5.0.
Formation & geological history
Forms in hydrothermal veins, sedimentary rocks, and metamorphic deposits through low-temperature aqueous processes.
Uses & applications
Historically used to strike fire, currently used in sulfur and sulfuric acid production, and popular as a mineral specimen.
Geological facts
Commonly known as 'Fool's Gold' due to its metallic luster and pale yellow hue resembling gold.
Field identification & locations
Identified by its brassy color, high density, dark streak, and cubic crystal habit; found worldwide.
