A Sri Lankan displays a star blue sapphire, claimed to be the world's biggest, on his palm in Colombo. Colombo - Sri Lankan gemologist says this could be the world's biggest blue star sapphire.

Experts say the stone, which is pale blue in colour ... fell out of the cluster and they were found to be high quality star sapphires. Ratnapura, which means city of gems in Sinhalese, is known ...

If you are looking to get more Star Sapphires, keep an eye out for crystals sticking out of the rocks that are dark blue. While you are mining for Star Sapphires, it is not a bad idea to take a ...