The world's largest luminous pearl

The world's largest luminous pearl is displayed in Wenchang, South China's Hainan province, Nov 21, 2010. Weighing six tons and 1.6 meters in diameter, the pearl is the largest ever discovered and estimated to be worth two billion yuan ($301.197 million). [Photo/CFP] Here: http://www.chinadaily.com.cn/bizchina/2010-11/22/content_11588230.htm