mineral
Gold Nugget
Gold (Au)
AI-generated identification · may be incorrectMohs hardness 2.5-3; rich yellow color; metallic luster; isometric crystal system; high specific gravity of 19.3.
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Physical properties
Mohs hardness 2.5-3; rich yellow color; metallic luster; isometric crystal system; high specific gravity of 19.3.
Formation & geological history
Formed in hydrothermal veins and placer deposits through the precipitation of gold from hot fluids over millions of years.
Uses & applications
Extensively used in jewelry, electronics, investment bullion, and monetary reserves.
Geological facts
Gold is extremely malleable; a single gram can be beaten into a sheet of one square meter.
Field identification & locations
Identified by its heavy weight, yellow metallic color, and resistance to tarnish; found globally in quartz veins and stream beds.
