Gold
Description
A precious metal with a characteristic yellow hue, a chemical element with the symbol Au and atomic number 79.
Application
It is used in jewelry, coins, electronics, medical devices, cosmetics and chemical industries.
Extraction
The main producing countries are China, Australia, Russia, the USA and South Africa.
Unique properties
High corrosion resistance, attractive appearance, high electrical and thermal conductivity.
Gold plays an important role in the global economy as a precious metal with unique chemical and physical properties, making it desirable for both jewelry and applications in industry and science.