Archives: Diamond mining

Following the official handover held on August 18-19 at Damen Shipyards Mangalia on the Black Sea coast of Romania, Debmarine Namibia’s new diamond recovery vessel recently departed on a four-week long maiden voyage to the Port of Cape Town, South Africa, where it will be fitted with mission equipment before beginning operations off the coast[…]

Oranjemund, Namibia, is an important site for diamond extraction of diamonds where Namdeb’s mine is adjacent to the estuary of the Orange River. Having crossed most of southern Africa on its journey to the sea, the river is rich in minerals by the time it meets the ocean. At the river’s mouth, the current slows[…]

With a team comprising some of the most experienced professionals in shaft sinking, United Mining Services (UMS) says it is gearing up for the pre-sinking of two shafts for the Karowe Underground Mine Expansion Project (UGP) in Botswana. Following the completion of the feasibility study for the Karowe UGP, UMS was appointed by Lucara Botswana[…]

ALROSA says it is considering converting its fleet of supersize mine trucks and road trains to run in liquefied natural gas (LNG) and diesel mode. The switch would reduce open-pit mining costs, increase operational efficiency and improve overall environmental performance, reducing emissions by one third. Annual savings are estimated to reach RUB500 million. Currently, the[…]

Powering some of the world’s largest mining conveyors, grinding mills, hoists and trolley assist truck fleets, Siemens has an enviable reference list and depth of experience. IM Editorial Director, Paul Moore spoke to Christian Dirscherl, VP for Mining, Excavation and Transport about its multiple market successes and continued potential going forward Q Starting with large[…]

Lucara Diamond Corp’s Karowe Underground Expansion project (UGP) in Botswana is moving ahead with mobilisation of shaft sinking teams commencing late in June, and pre-sinking activities scheduled in the September quarter. The Karowe UGP, which is expected to extend the operation’s mine life to 2040, is in a fully-financed position, with the latest schedule expected[…]

FLSmidth and thyssenkrupp Industrial Solutions AG (a fully owned subsidiary of thyssenkrupp AG) have reached an agreement that FLSmidth will acquire thyssenkrupp’s Mining business (TK Mining) for a total consideration (enterprise value) of €325 million, corresponding to approximately DKK 2.4 billion. Closing of the transaction is expected in H2 2022 and is subject to customary[…]

Many mines struggle with crushing run-of-mine materials which can consist of a combination of clays, marls, other sticky materials, and hard stones. Traditional hard rock jaw and gyratory crushers work well with hard material but can pack and clog with soft, sticky, or wet feed. Komatsu states: “In the past, material hardness has limited where[…]

Piston diaphragm pumps from ABEL are helping Russia’s ALROSA with its filtration process at one of its diamond mines in the country. In Spring 2021, ABEL received an order for the delivery of six of these piston diaphragm pumps, HM pumps, following an initial HM pump order in 2020. This inaugural pump was delivered to[…]

The installation by Weir Minerals Africa of a Linatex® 808 hard wall rubber hose with wear indicator system is, Weir says, reducing downtime and operating costs at Namdeb’s Sendelingsdrift treatment plant in Namibia. Sendelingsdrift was previously having to change out the incumbent competitor’s rubber hoses every four weeks due to excessively high wear rates. In[…]