Malachite (noun)

1. A mineral that is a green carbonate of copper, often used as a decorative stone.
2. A bright green mineral that is a copper carbonate hydroxide, often used as a decorative stone.

Origin:

From french malachite, from latin malachitis, from greek μαλάχητος (malakhitos, "mallow-green"), from μαλάχη (malakhe, "mallow").

Examples:

1. The ancient Egyptians used malachite for jewelry and amulets.
2. The malachite is a beautiful, decorative stone.
3. The malachite was used to decorate the palace.
4. Malachite is often used as a decorative stone in architecture and furniture.
5. Malachite is a popular stone for cabochons and beads.