The mineworkers found the emerald in a mine 260 meters deep. "This is a real natural sample, unique not only for its size, but also for its crystal form. Experts attributed the mineral to the ...

Both rubies and emeralds are minerals, which is a type of rock with ... aluminum in the corundum or beryl crystal when a ruby or emerald forms underground at a high temperature and pressure.

As the ASX 200 experiences a slight dip, influenced by persistent underlying inflation and cautious market sentiment, investors are closely monitoring sectors like Energy and Industrials which have ...

Gemstone miner Gemfields has hailed the lifting of a 15% export duty that applied to emeralds from Zambia, the world's largest emerald exporter.