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 hydrothermal veins, sedimentary rocks, and metamorphic deposits through low-temperature precipitation and replacement processes.
Uses & applications
Historically used for striking fire, currently utilized in the manufacture of sulfur and sulfuric acid, and popular among mineral collectors.
Geological facts
Commonly known as 'Fool's Gold' due to its superficial resemblance to real gold, pyrite frequently forms striking cubic or pyritohedral crystals.
Field identification & locations
Easily identified in the field by its distinct brassy color, high specific gravity, brittle tenacity, and cubic crystal habit.
