precious metal

Gold is not only a precious metal, a symbol of wealth and luxury, but also carries within it a mysterious cosmic story about its formation from collisions between neutron stars.

Silver is one of the most versatile metals on Earth, with a unique combination of uses as a precious metal and an industrial metal.

This new finding is expected to impact many current experiments using gold as the standard.

The world's most popular and popular spice, but few know that vanilla is the most expensive flavoring.

Silver metal is present in nature in its pure form as native silver and in the form of alloy with gold, copper ... Silver also appears in minerals such as argentite and

Planetary microscopic objects bombarded the Earth nearly 4 billion years ago, bringing many precious metals.

If gold-containing asteroids don't land on Earth about 4 billion years ago, perhaps humans will never see this precious metal.