Features

By Steven Lumley, technical manager, WearCheck Specialist condition monitoring company, WearCheck, keeps adding to the discussion about oil additives – the latest topic is anti-wear additives. What are they? Zinc dithiophosphate (ZDP), Zinc dialkyl-dithiophosphate (ZDDP) compounds, organic phosphates, Organomolybdenum compounds. What do they do? Reduce friction and wear How do …

The Polish-Ugandan Mining Sector Conference, held on November 21, 2025, at the Mestil Hotel in Kampala, marked a significant step toward enhanced bilateral cooperation in the mineral extraction industry. Organized by the Polish Embassy in Nairobi and the Polish Investment and Trade Agency (PAIH), in collaboration with the Polish Geological …

London-listed Imara Gold, formerly Caracal Gold, has announced that Kenya’s Mining, Blue Economy and Maritime Affairs Cabinet Secretary Hassan Ali Joho has proposed the establishment of a Kilimapesa Gold Mining Resumption Committee to resolve outstanding disputes between Imara’s Kenyan subsidiary Kilimapesa Gold and the Moyoi community in Narok County. The …

By: Christiana Freitag Deep within the rainforests of the Central African Republic’s Dzanga-Sangha Protected Areas, conservation teams are fighting to safeguard one of the last strongholds of the African forest elephant. Here, in a clearing known as Dzanga Bai, forest elephants gather by the hundreds — one of the few …

AngloGold Ashanti, one of the world’s leading gold producers, delivered a robust financial and operational performance in the three months ended September 30, recording a 141% year-on-year surge in free cash flow (FCF) to a record $920-million. This massive increase was attributed to continued cost discipline, which allowed the company …

The President of Mozambique, Daniel Francisco Chapo reaffirmed his country’s commitment to deepening cooperation with Tanzania during the inauguration of President Samia Suluhu Hassan in Dodoma. Attending as Guest of Honour, Chapo highlighted the enduring friendship and shared history between the two nations, rooted in the liberation struggle and long-standing …

by Sharista Raghunath – chemist, WearCheck Accurate and reliable analytical data is essential for effective decision making in today’s competitive industrial landscape, especially in the condition monitoring arena, which focuses on predictive maintenance. Elemental profiling using ICP-OES (Inductively Coupled Plasma – Optical Emission Spectroscopy) provides useful information on the chemical …

Aim-listed Kefi Copper and Gold expects a $240-million debt capital offering towards its Tulu Kapi project, in Ethiopia, to be signed this week. The financing had been put on hold following a procedural matter that had to be addressed by one syndicate party, which has now been resolved. Kefi says …

The Democratic Republic of Congo will start building gold reserves to bolster its currency and lift its economy, the central bank governor said, joining a rush in Africa and elsewhere to stockpile the precious metal as prices soar. Gold prices, which hit record highs above $4 000 an ounce on …

By Steven Lumley, technical manager, WearCheck Metal deactivators play a key role in the fight against corrosion. This is the next focus in the ongoing discussion about lubricant additives, with condition monitoring specialist company, WearCheck.   What are metal deactivators? Organic complexes containing nitrogen or sulphur, amines, sulphides and phosphites …