mineral
Gold Nugget
Gold (Au)
AI-generated identification · may be incorrectMohs hardness of 2.5 to 3; bright yellow color with a metallic luster; isometric crystal system with a hackly fracture and high specific gravity around 19.3.
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Physical properties
Mohs hardness of 2.5 to 3; bright yellow color with a metallic luster; isometric crystal system with a hackly fracture and high specific gravity around 19.3.
Formation & geological history
Formed in hydrothermal veins associated with quartz or through the erosion of primary deposits into placer deposits over millions of years.
Uses & applications
Primary uses include jewelry, investment bullion, electronics manufacturing, and dentistry.
Geological facts
Gold is extremely malleable and ductile; a single ounce can be drawn into a wire 50 miles long.
Field identification & locations
Identified by its high density, softness, and resistance to tarnish; commonly found in riverbeds and alluvial gravels.
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