mineral
Gold Nugget
Gold (Au)
AI-generated identification · may be incorrectHardness: 2.5-3 on Mohs scale. Color: Golden-yellow. Luster: Metallic. Crystal system: Isometric.
- Hardness
- 2
- Color
- Golden-yellow
- Luster
- Metallic
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Physical properties
Hardness: 2.5-3 on Mohs scale. Color: Golden-yellow. Luster: Metallic. Crystal system: Isometric.
Formation & geological history
Formed via hydrothermal vein deposition and concentrated in alluvial placers through weathering and erosion over millions of years.
Uses & applications
Used primarily in jewelry, investment bullion, electronics manufacturing, and dentistry.
Geological facts
Gold is extremely malleable and ductile; a single ounce can be beaten into a sheet covering 300 square feet.
Field identification & locations
Identified by its high density, yellow color that does not tarnish, and softness. Found worldwide in quartz veins and stream beds.
