Many precious and semiprecious stones are used for jewellery. Adornment with jewels and precious stones was similarly regulated. Both the base and casket are elaborately inlaid with precious and semiprecious gems. This allowed the flow of precious metals. The Maya also traded in precious gems. One of the main exchanges for these precious metals is COMEX. A goldsmith is a metalworker who specializes in working with gold and other precious metals. He worked with bronze, marble, ivory, onyx, gold, alabaster and other precious materials. There is vast potential for precious and dimension stones. I also realized how precious life is. It was ranked higher than allocations of precious metals or other natural resources. The Himalayas are also a source of many minerals and precious stones. India is also a hub for processing of larger diamonds, pearls, and other precious stones. Jackson has been involved in the mining and precious metals industries. The Deccan plateau is very rich in minerals and precious stones.