Photo taken on Dec. 15, 2021 shows the world's largest natural corundum blue sapphire named the "Queen of Asia" on display in Horana, Sri Lanka. (Photo by Ajith Perera/Xinhua)
HORANA, Sri Lanka, Dec. 16 (Xinhua) -- The world's largest natural corundum blue sapphire, named the "Queen of Asia", has been on display since Sunday in Horana, Sri Lanka.
According to local media reports, the single crystal blue sapphire, which weighs around 310 kilograms, was found three months ago in Ratnapura, about 113 km away from the commercial capital Colombo. 
Photo taken on Dec. 15, 2021 shows the world's largest natural corundum blue sapphire named the "Queen of Asia" on display in Horana, Sri Lanka. (Photo by Ajith Perera/Xinhua)
Photo taken on Dec. 15, 2021 shows the world's largest natural corundum blue sapphire named the "Queen of Asia" on display in Horana, Sri Lanka. (Photo by Ajith Perera/Xinhua)
Photo taken on Dec. 15, 2021 shows the world's largest natural corundum blue sapphire named the "Queen of Asia" on display in Horana, Sri Lanka. (Photo by Ajith Perera/Xinhua)■
