Grist on MSN

New technologies could refine the copper the world needs — without the dirty smelting

At a laboratory in Newark, New Jersey, a gray liquid swirls vigorously inside a reactor the size of a small watermelon. Here, ...
Mother Jones

We Need Copper, and These New Methods Could Make Refining It a Lot Cleaner

Get your news from a source that’s not owned and controlled by oligarchs. Sign up for the free Mother Jones Daily. At a laboratory in Newark, New Jersey, a gray liquid swirls vigorously inside a ...
Mining Weekly

Green copper, vapour refining envisaged at Orion’s Northern Cape base metals mines

JOHANNESBURG (miningweekly.com) – Green copper and clean smelting and refining are envisaged at Orion Minerals’ quickly advancing base metals mines in South Africa’s well-endowed Northern Cape ...