MICROANATOMY

Detailed explanation-1: -The part of the teeth which is covered by enamel is known as the crown. The crown is the visible portion of the teeth. The enamel covering the crown is made up of minerals, water, and organic materials. The enamel of the teeth is supported by the underlying part of the teeth called dentine .

Detailed explanation-2: -Metal and gold are the most durable material used for dental crowns. Metal crowns can be comprised of different types of metal alloy, including chromium and nickel-chromium. Gold crowns are even more durable than metal-alloy.