
mineral
Gold Nugget
Native Gold (Au)
AI-generated identification · may be incorrectHardness of 2.5 to 3 on the Mohs scale, golden-yellow color, metallic luster, isometric crystal system, high specific gravity around 19.3.
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Physical properties
Hardness of 2.5 to 3 on the Mohs scale, golden-yellow color, metallic luster, isometric crystal system, high specific gravity around 19.3.
Formation & geological history
Formed through hydrothermal processes where mineral-rich hot fluids circulate through faults in the Earth's crust, depositing gold in quartz veins.
Uses & applications
Primarily used in jewelry, financial reserves, investment bullion, electronics, and dentistry.
Geological facts
Gold is extremely ductile and malleable; a single ounce can be drawn into a wire 50 miles long.
Field identification & locations
Identified by its high density, softness, and lack of tarnish. Commonly found in placer deposits in streams and rivers.