Malachite 4mm Round Faceted - 15-16 Inch 6-Dec ” Most deep red Carnelian

” Most deep red Carnelian has been heat treated to darken the beautiful orange and red tints that are created by iron oxides in the stone

which occurs in many colors

all to knowing eye

it is believed to have been worn Cicero

Malachite 4mm Round Faceted - 15-16 Inch 6-Dec ” Most deep red CarnelianMalachite 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