He’s got another collection of precious stones. So far, he’s the only one who claims to own it. But that could change.

Should a top-grade tanzanite that is worth more than a diamond be considered a precious or semi-precious stone? And if a 1ct sapphire is the same price as a 5ct opal, which is a better buy?

Archaeologists have found a giant mysterious sphere embedded in the ground in Bosnia. They claim it is the largest man-made stone ball in Europe, and the oldest in the world, dating back more than ...

With growing attraction towards semi-precious stones, it's important to know about the product you are buying. These things will guide for a better purchase for semi-precious stones Buying ...

Rubies one of the four precious gemstones alongside sapphires, emeralds and diamonds. They are essentially a variety of a mineral called corundum, which is a crystalline form of aluminium oxide.