Precious gems are formed in different ... allowing beryl to form semiprecious stones such as aquamarine. Minerals and gems are classified by their physical properties, including hardness, luster ...

Karowe which means “precious stone” in Setswana is regarded as one of the world’s most valuable diamond mines. Originally ...

Gem(stone): A precious or semiprecious stone, especially when cut and polished or engraved. Rock: The solid mineral material forming part of the surface of the earth and other similar planets ...

Uganda's appetite for precious stones and pearls will continue to drive trade with Western Africa, leading to new investment ...

I stumbled across an intriguing phone app that identifies precious stones. Not that I own many special stones, but there are ...

Malawi has frozen exports of gemstones and precious minerals and stopped issuing new mineral export licences while it reforms the way the sector is administrated, the government said late Wednesday.

The 66th Mississippi Annual Gem and Mineral Show allowed visitors to see semi-precious rocks and stones from all over the world. This is a two-day event that began at 9 a.m. and ended at 6 p.m. John ...

From small objets d’art to towering statement pieces, Luxe Loft’s newly-unveiled concept studio in Delhi’s Sultanpur ...