mineral
Gold Nugget
Gold (Au)
AI-generated identification · may be incorrectHardness of 2.5-3 on the Mohs scale, bright yellow color, metallic luster, isometric crystal system, no cleavage, very high specific gravity (around 19.3).
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Physical properties
Hardness of 2.5-3 on the Mohs scale, bright yellow color, metallic luster, isometric crystal system, no cleavage, very high specific gravity (around 19.3).
Formation & geological history
Formed via hydrothermal veins and supergene processes, often concentrated in placer deposits over millions of years.
Uses & applications
Primary uses include jewelry, monetary backing, electronics, and investment as a precious metal.
Geological facts
Gold is extremely malleable and ductile; a single ounce can be drawn into a wire 50 miles long. It does not tarnish or corrode over time.
Field identification & locations
Identify by its high density, yellow metallic color that does not streak black, and softness. Commonly found in stream beds and quartz veins worldwide.
