Honeycomb Ruby Tower | High Quality | UV Reactive | Blacklight | Goth | Home Decor | Corundum | Approx. 3.4”-3.6” tall tower. Honeycomb ruby, beautiful deep purple red color and honeycomb like pattern, deep red pink glow under the UV light. A must have for your UV collection! Honeycomb ruby is created using aluminum oxide and calcium oxide the same ingredients found in natural ruby. So it's "natural", but manmade and not naturally formed. The honeycomb structure is caused by the off gassing during the process. You will receive one of the exact items listed. Price is for 1 tower, one will be chosen for you unless otherwise specified. Gemstones and crystals are natural products of Earth. Stones and crystals may have slight blemishes and imperfections. Please review the measurements and view all the photos before making a purchase.