mineral
Gold Ore
Gold bearing rock with native gold (Au)
AI-generated identification · may be incorrectHardness 2.5-3 for gold, metallic luster, bright yellow color, cubic crystal system, high specific gravity around 19.3.
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Physical properties
Hardness 2.5-3 for gold, metallic luster, bright yellow color, cubic crystal system, high specific gravity around 19.3.
Formation & geological history
Formed through hydrothermal fluid precipitation in quartz veins and metamorphic or igneous environments over millions of years.
Uses & applications
Primary source for extracting elemental gold used in jewelry, electronics, and global financial reserves.
Geological facts
Gold is extremely malleable and ductile; a single ounce can be drawn into a wire 50 miles long.
Field identification & locations
Identify by its high density, non-tarnishing yellow metallic flakes, and resistance to acids; found globally in quartz-rich veins.
