On the 25th September 1970 an underground breach of a tailings dam occurred at the Mufulira Mine in Zambia. As the night shift crew were on duty the tailings dam above them collapsed causing nearly 1 million tonnes of tailings to fill the mine workings killing 89 miners.
dumps in Zambias mining industry. Contain approximately 1,899 Million Tonnes of overburden Cover an area of approximately 206,465ha. Waste rock Generated in underground shaft mining. Approximately 21 waste rock dumps Approximately 77 Million Tonnes of waste rock Cover an area of approximately 388 ha. Mine Waste Main Environmental Concerns
Because of these factors, the Konkola Division of Zambia Consolidated Copper Mines (Z.C.C.M.) decided that an investigation of the water balance in the dam should be made in order to examine the possibility of water loss through the fluor of the dam, and to quantify such loss if found to exist.
M14 Kafue Contaminated Kafue river in the town of Kitwe area M15 Uchi Western tributary of the Kafue River Main sources of contamination are industrial water discharge from the cobalt and the copper chemical processing plant in Ndola (part of Kitwe) and washout of nes from the large slag deposits at Ndola Smelter.
Sep 12, 20130183;32;Zambia is poorthat much is clear as soon as you arrive. To get to Kitwe, a city of 500,000 people in the Copper Belt Province, you land at Ndola airport an hour away. Airport is putting it grandiosely. Its a strip of runway next to a low building the size of an exurban Starbucks.
Aug 04, 20160183;32;The Nchanga tailings dam, a reservoir of mine waste from Konkola Copper Mines (KCM) operations in Zambia, discharges its effluent into the local Muntimpa stream. The Muntimpa stream, a possible source of drinking and domestic water for the local population, flows into Mwambashi stream which subsequently discharges into Kafue river.
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Paste tailings are used in several locations around the world including Sunrise Dam in Western Australia and Bulyanhulu Gold Mine in Tanzania. Dry stacking. Tailings do not have to be stored in ponds or sent as slurries into oceans, rivers or streams.
Zambia Copperbelt Mine tailings Neutralization Metals Hardpan abstract Two suldic mine tailings within the Zambian Copperbelt in the north of Zambia have been studied Chambishi, representing an old site (age about 40 y) and Mindolo, which represents a relatively recent site (age less than 10 y).
Mufulira Mine, Zambia (Underground breach of a tailings dam) Merriespruit Tailings Dam Failure, ia, South Africa (Impoundment failure) Chile (relocation and reprocessing of Copper tailings) Dry stacking of tailings, La Coipa, Chile (A large dry stack facility in Chile) Russia No data presented.