An antique is a work of art, including a piece of furniture, a decorative object which, according to some experts must be at least 100 years old.
The metal is used in pivot bearings and in scientific and other special equipment
Learning more on the very reason why such stones are called precious

7 Seas Metal Corporation is the sister concern of seven seas corporation largest and most well known association focused on precious metals in the world. 7 Seas Metal Corporation is an international association of producers, refiners, fabricators, scientists, users, financial institutions, merchants, private and public sector groups, and the general precious metals community formed to provide a forum for the exchange of information and technology. 7 Seas Metal Corporation seeks and promotes the efficient and environmentally sound use, reuse, and recycling of precious metals from both primary and secondary sources.