Malachite, a green banded copper mineral, used in jewelry and art.
説明
The image shows a slice of malachite, a copper carbonate mineral. It has a beautiful banded pattern in shades of green, with some areas of orange and blue. The bands are formed by the different layers of malachite that have been deposited over time. Malachite is a popular gemstone and is often used in jewelry and carvings.