Madagascar produces about half of the world’s high-end sapphires ... produces 5,000 to 7,000 carats a year. "Gemstone mining map" was originally created and published by Mining Technology ...

The global race to transition to a low-carbon economy critical minerals like lithium, cobalt, and copper climate change ...

China's Sino-Metals Leach Zambia has been ordered to compensate all farmers and consumers affected by dam breach in the Kafue ...