This unheated purple sapphire crystal is completely natural, and it has deep reddish-purple natural color. Natural color purple sapphire crystal weighs 700 grams (3500 carats) ***Sapphire Crystal Dimensions: 3.7" x 2.9" x 2.3" Mined ethically and respectfully in India ***See a side view of this natural color purple sapphire crystal. It has cabochon grade translucency with tabular hexagonal form. ***The photo at left is a top view. There are some interesting natural triangular surface features on the bottom of the crystal which resemble a range of mountains when viewed in a certain position. ***See a bottom view of this natural purple sapphire specimen. This rare Ruby Crystal will arrived to you with a Certificate of Authenticity from our main website at mineralminers.com at no additional cost. Ruby is very popular today for metaphysical use - Ruby is know to improve ones energy and concentration, creativity, loyalty, honor and compassion. Ruby is said to stimulate heart chakra and bring spiritual wisdom while shielding against psychic attacks. To learn more about Ruby, please copy and paste the link to our Ruby Educational and Information page at: https://www.mineralminers.com/html/corminfo.htm At MineralMiners.com your satisfaction is our top priority! We guarantee Unique Items, Superb Energy and Collector Quality at Miner's Prices! ? Have a "Gem" day!