1. a bright green mineral that is a form of copper carbonate, often used as a gemstone or ornamental stone

Examples

• The museum displayed a beautiful specimen of malachite with distinctive green bands.
• Ancient Egyptians ground malachite into powder to make green eye makeup.
• The jewelry box was inlaid with polished malachite and other semi-precious stones.
• Malachite forms when copper-rich solutions react with limestone or other carbonate rocks.
• The artist chose malachite for the sculpture because of its vibrant green color.
• Collectors prize malachite specimens that show clear banding patterns.