If you’ve ever suffered from dry, irritated eyes or struggled to fall asleep after a long day of staring at your computer, you may have been tempted to purchase a pair of blue-light-blocking ...
A gem merchant in Nivithigala has found a blue sapphire in the shape of Sri Lanka. The gem merchant Rohan Wasantha Dissanayake of NIvithigala said he bought it from a gem miner in the Karavita area.