Rock Identifier
Gold Nugget (Gold (Au)) — mineral
mineral

Gold Nugget

Gold (Au)

AI-generated identification · may be incorrect

Mohs hardness 2.5 to 3, rich yellow color, metallic luster, isometric crystal system, highly malleable and ductile, specific gravity 19.3.

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Physical properties

Mohs hardness 2.5 to 3, rich yellow color, metallic luster, isometric crystal system, highly malleable and ductile, specific gravity 19.3.

Formation & geological history

Formed via hydrothermal veins and placers, precipitating from hot aqueous solutions deep within the Earth's crust over millions of years.

Uses & applications

Used primarily in fine jewelry, financial reserves, electronics, and dentistry.

Geological facts

Gold is so malleable that a single ounce can be beaten into a sheet covering 300 square feet.

Field identification & locations

Identified by its high density, softness, and characteristic yellow metallic color that does not tarnish or streak green.