Carnelian is a glassy, translucent stone that can appear with such bright orange hues that the ancient Egyptians called it “the setting sun.” Most deep red Carnelian has been heat treated to darken the beautiful orange and red tints. Also Known As: Cornelian, Mecca Stone Treatment – Dyed and Heated Heated The stones are subjected to the use of heat to alter color or increase clarity. Heating can also be used to lighten or darken a stone. Dyed the Stones are treated with a dye to alter or enhance their color 8mm Round - 39cm strand10mm Round - 39cm strand 20mm x 15mm Rectangle - 39cm strand 20mm Coin - 39cm strand 20mm x 10mm Flat Oval - 39cm strand 30mm x 1000 Irregular Faceted - 39cm strand 5mm - 9mm Chips - 90cm strand 5mm - 10mm Chips - 85cm strand