International - Copperbelt Katanga Mining

Metso Outotec HIGmill has increased gold recovery by approximately 6% for Sunrise Dam Gold Mine

September 6, 2021September 6, 2021 Chilombo MahambaInternational

The regrind project at Sunrise Dam has so far achieved an estimated average increase in gold recovery of 6%, and is providing consistent and steady operation. The mill is achieving the design product size of 80% passing 10μm and continues to be operated with minimal operator input. Sunrise Dam Gold Mine, owned by AngloGold Ashanti (AGA), is located 55 km south of Laverton, Western Australia. Operation began in 1997, with a major upgrade to the plant completed in 2001. Following this upgrade and various de-bottlenecking projects, the site has increased… Read More Here

How to mine precious rare-earth elements from coal fly ash with a reusable ionic liquid

September 4, 2021September 4, 2021 Chilombo MahambaInternational

Researchers from the American Chemical Society (ACS) have published an Environmental Science & Technology report which explains a simple method for recovering rare-earth elements from coal fly ash using an ionic liquid. Rare-earth elements are in many everyday products, such as smart phones, LED lights and batteries. However, only a few locations have large enough deposits worth mining, resulting in global supply chain tensions. So, there’s a push toward recycling them from non-traditional sources, such as waste from burning coal fly ash. While rare-earth elements aren’t as scarce as their name implies,… Read More Here