Malachite 6mm Round 8-Inch featured_07172025 In lower grades it can

In lower grades it can be transparent to opaque and is commonly light blue

Hematite is black to steel-gray or silver-gray

Crystal Quartz is a naturally occurring clear and colorless Quartz

Citrine is a transparent Quartz

it is believed to have been worn Cicero

Malachite 6mm Round 8-Inch featured_07172025 In lower grades it canMalachite 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 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