Malachite 5x10-20mm Top Drill Teeth - 15-16 Inch Hexagon but rather a dark variety

but rather a dark variety of Carnelian

Unlike other forms of opal

cream colors and whites

brown and orange

Malachite 5x10-20mm Top Drill Teeth - 15-16 Inch Hexagon but rather a dark varietyMalachite is a copper carbonate with a bright green color and dark green banding. Usually found near copper deposits, it is formed through the combination of carbonated water, limestone and copper. Famous malachite mines in the Ural mountains of Russia once produced 20 to ton blocks of the stone, while today it is primarily mined in Africa. Malachite was used extensively as decoration in the palaces of Russian tsars and forms the columns of St. Isaacs