👉 Lithochromatics are a group of minerals and rocks that contain a special type of chromatic element, which is usually a colorless or blue-green pigment. These minerals are typically found in the rocks and soils that form the Earth's surface, such as sandstone, limestone, and iron-rich deposits. They have been used for thousands of years to create various decorative objects, such as jewelry, sculptures, and paintings. Lithochromatics can be categorized into two main groups: ch