
mineral
Pyrite
Iron Sulfide (FeS2)
AI-generated identification · may be incorrectHardness of 6-6.5 on the Mohs scale, brassy yellow color, metallic luster, isometric crystal system, and a greenish-black streak.
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Physical properties
Hardness of 6-6.5 on the Mohs scale, brassy yellow color, metallic luster, isometric crystal system, and a greenish-black streak.
Formation & geological history
Forms in igneous, metamorphic, and sedimentary rocks through hydrothermal activity, precipitation from solution, and biological processes.
Uses & applications
Historically used to create sparks for firearms, currently utilized in sulfuric acid production and sought after by mineral collectors.
Geological facts
Commonly known as 'Fool's Gold' due to its superficial resemblance to real gold, though it is much harder and lighter.
Field identification & locations
Identified easily by its brassy metallic color, cubic crystal habits, high hardness that scratches glass, and dark streak.