The bulk of kumbas iron ore production comes from sishen mine, located in south africas northern cape province near the mining town of kathu. The different widths for the jigs were selected to cater for the expected product size. Banded iron formationrelated highgrade iron ore editors s. This is an open pit mine and it is impractical for the tailings to be deposited in the workings.
Sishen is our flagship operation and one of the largest open pit mines in the world some 14km long. The general binder additions in iron ore pelletizing range from 0. Kumba and transnet concluded an agreement to expand the sishensaldanha export channel in early 2005, increasing the groups contractual iron ore rail allocation on the channel to 35mtpa. The structural setting of mineralisation at kolomela mine. The sishen deposit is one of the largest iron ore concentrations in current production. Geology the sishen iron ore mine is situated in the northern cape province at the northern extremity of the maremane dome. Sishen mine is located 30 km from the town of kathu in. The 986mt reserve incorporates a suite of individual orebodies, beneath a locally preserved tectonized unconformity, with a wide range of geometries. Sabinet new developments on mine planning and grade. Kumba iron ore bursary 2020 all bursaries south africa.
Kumba iron ore reserves and mineral resources 2011. Kolomela mine, formerly known as the sishen south project, is located approximately 9km from postmasburg, in the northern cape province of south africa. Mineral resource and ore reserve estimates are stated in full as 100% shareholding. A geological comparison of the sishen and sishen south. It forms a linear extension of the beeshoek mine and as such contains comparable laminated, breccia and conglomeratic iron mineralisation. In 2008 the mine produced 34 million tons of biftype iron ore. The mine is on schedule and on budget and will produce directshipping ore for export. The stratigraphy of the sishen iron ore mine consist of carbonate rocks of the campbellrand subgroup which are. All the jigs are 3 m long, and the width varies from 4 m for the coarse jig to 3. Pdf the geology and genesis of high grade hematite ore deposits. It operates two open cast mines, sishen and thabazimbi, with a third, kolomela, currently in the development phase. One of the most debated issues regarding groundwater at sishen iron mine is the dewatering of the aquifers and the extent of the dewatering cone.
Improved water consumption at the sishen tsf complex iron. Pdf the geology and genesis of high grade hematite ore. Banded iron formationrelated iron ore deposits of the hamersley province, western australia warren thorne, steffen hagemann, adam webb, and john. The sishen mine is located 30km away from the town of kathu in the northern cape province, south africa. The stratigraphy of the sishen iron ore mine consist of carbonate rocks of the campbellrand subgroup which are unconformably overlain by the wolhaarkop breccia. It is one of the largest openpit mines producing iron ore in the world. Mining at sishen is carried out as part of anglo americans kumba iron ore operation. Anglo american learnerships for 20 ikamvanite zone. This is commonly cited as a lake superiortype banded iron formation within the lower parts of the griqualand west supergroup. Field data collected on 28 august 2012 map 4, appendix a. Borehole sitings at loop 8, 10, 14 and 18 along the saldanha sishen iron ore railway line, northern cape. Introduction iron, in the form of cast iron and steel, is arguably the backbone of all industrial development, and indispensable to modern civilization. New developments on mine planning and grade control at sishen iron ore mine by d.
The sishen mining right area is depicted in figure 8. The structuralstratigraphic development of the sishen. Banded iron formationrelated iron ore deposits of the hamersley province, western australia warren thorne. The sishen mine extracts the lump ore from a large haematite ore body hosted by a lake superiortype banded iron formation bif called kuruman formation of the asbestos hills subgroup. Unlike many other metal systems, such as orogenic gold, porphyry copper, or mvt lead and zinc, the bifhosted iron system contains several significant ore types defined by various proportions of oxides and hydroxide mineral species and with characteristic contaminants e. Binder and coke dosages were reported as mass percentages of sishen concentrate. Sioc thabazimbi mine is offering a number of artisan learnerships, for the financial year 20 at the sivos training centre in kathu sishen in the northern cape. Sishen mine, northern cape mining technology mining. Sishen concentrate, binder, and fine coke were added to the high intensity mixer for 30 seconds. The geology and genesis of highgrade hematite iron ore. The bulk of kumba iron ores annual production is generated by sishen mine, located in the northern cape province near the town of kathu in the republic of south africa. Kumba resources was reorganized in november 2006 when coal and heavy minerals operations were spun off. The jigs at sishen iron ore mine are underbed pulsating jigs that are fully plccontrolled. Currently companies such as sishen iron ore company pty ltd and sekoko resources are investigating the economic viability of exploiting some of these minerals.
Kumba iron ore is an iron ore mining company in south africa. South african ironore mining company, kumba iron ore, is the biggest ironore producer in africa and the fourth biggest across the globe. The mine produces and sells high quality iron ore of various specifications to various national and international. The mine accounts for the majority of kumbas iron ore production. The sishen iron ore mine is located approximately 50km southwest of kuruman in the northern cape province, in south africa. A geological comparison of the sishen and sishen south welgevonden iron ore deposits, northern cape province, south africa. Hematite mineralization occurs along a strike length of 14 km, with a width of 3. Kumba iron ore reserves and mineral resources 2011 sishen. Sishen mine, is near the town of kathu in the northern cape province. The sishen mine is a large iron mine located in central south africa in kathu, northern cape. Mineralogy, geochemistry, and economic geology jens gutzmer and nicolas j. The success of these economic decisions therefore depend directly on the accuracy of the ore evaluation process. Illustration of a truncation model of folded t ransv aal strata by the lateritised erosion surface on. For kumba iron ore, where exxaro owns 19,98% of kumba subsidiary sishen iron ore company sioc but which accounts for a material percentage of our net profit before tax, the reader is referred to the kumba mineral.
It is the fourth largest ironore producer in the world and the largest in africa. Strydoman integrated exploration approach to the sishen south iron ore deposit, northern cape province, south africa, and its implication for developing a structural andor resource model for these deposits. Iron ore is primarily concentrated near the top of the asbesheuwels or asbestos hills subgroup, within the kuruman formation. Jul 18, 20 the undeveloped sishen south deposit, which contains. Sabinet new developments on mine planning and grade control. The existing sishen tailings dam complex was built in the 1970s and is. The geology and genesis of highgrade hematite iron ore deposits. Sishen mine, northern cape mining technology mining news. Sishen represents one of the largest iron ore reserves in south africa and in the world having estimated reserves of 2.
Sishen mine has sufficient reserves to sustain a 14year life of mine. Mineral and mining development study of the molemole local municipality, limpopo province completed by. Patience chuene appears to have been mr rochas secretary or persona assistant. The iron formations of southern africa springerlink. Sishen mine, sishen, kathu, gamagara, john taolo gaetsewe, northern cape, south africa. Dec 31, 2012 the sishen mine is located 30km away from the town of kathu in the northern cape province, south africa. Geology and reserve movement the remainder of the sishen ore body lies to the west of the current pit. The mine produces direct shipping iron ore and as of november 2011, it contained 101. The geology department at the sishen iron ore mine is responsible for the generation of a reliable geological computer model of the rock. Introduction iron, in the form of cast iron and steel, is arguably the backbone of all industrial. One of anglo americans three strategic focus areas is reducing energy consumption and green house gases. Kumba is a pureplay iron ore company, extracting iron ore from mines in the limpopo and northern cape provinces of south africa, with corporate offices in gauteng. Introduction transnet freight rail appointed geoss geohydrological and spatial solutions international pty ltd to complete borehole sitings at loops 8, 14 and 18 along the sishen.
Apr 09, 20 anglo american kumba iron ore sishen mine. The total rom production is treated in a heavy media separation plant due to dilution with waste rock on the contact zones and layers of shale included within the orebody. A revision of ore evaluation techniques at sishen iron ore. The undeveloped sishen south deposit, which contains 400 mt of highgrade hematite ore, is located approximately 9 km towards the southwest of postmasburg.
The bulk of our iron ore production comes from sishen mine, with most of it being exported. Sishen iron ore company pty ltd sioc applied for a new mining right of the residual 21,4% interest to mine iron ore on its properties situated in the district of kuruman kimberley region underlining supplied. The mine produces and sells high quality iron ore of various specifications to various national and international clients. Anglo americans kumba sishen iron mine in south africa has been operating since 1947. I wish to thank the department of geology at the university of johannesburg, the paleoproterozoic mineralisation research group ppm, kumba iron ore and the department of science and technology dst and the national research foundation nrf funded centre of excellence for integrated mineral and energy resource analysis cimera for its funding and support. Improved water consumption at the sishen tsf complex. The undeveloped sishen south deposit, which contains. Other minerals that can be mined in the mlm include the iron ore, gold, lithium and manganese. An integrated exploration approach to the sishen south iron. New developments on mine planning and grade control at. The saleable product is derived from the blending and beneficiation of different types and qualities of hematite iron ore. The geology and genesis of highgrade hematite iron ore deposits n j beukes1, j gutzmer1 and j mukhopadhyay1,2 introduction most worldclass highgrade 60 67 wt per cent fe hematite. I wish to thank the department of geology at the university of johannesburg, the paleoproterozoic mineralisation research group ppm, kumba iron ore and the department of science and technology dst and the national research foundation nrf funded centre of excellence for integrated mineral and energy resource analysis cimera for its funding and.
The staff at the geological survey departments of angola, namibia, zambia, zimbabwe and botswana are also thanked for their cooperation in providing data for the compilation of the isopach and. The existing sishen tailings dam complex was built in the 1970s and is located to the north of the plant. At kumbas new kolomela mine, the pit is starting to emerge as waste is moved to expose the ore body. Sishen iron ore company pty ltd and another v minister. Ore deposit models form the basis for numerous other economic decisions in the mining process.
It is the fourth largest iron ore producer in the world and the largest in africa. An integrated exploration approach to the sishen south iron ore deposit, northern cape province, south africa, and its implication for developing a structural andor resource model for these deposits. Sishen mine is located 30 km from the town of kathu in the northern cape province of south africa. Located north of postmasburg, sw of kathu and near the. Havenga synopsis sishen iron ore mine is situated 280 km northwest of kimberley in the northern cape province of south africa. Borehole sitings at loop 8, 10, 14 and 18 along the. This capacity will be reached in 2009 and overall development is aligned with the expansion of kumbas production capacity at sishen mine. Preference follow the links to careers current vacancies job search. New developments on mine planning and grade control at sishen. Currently companies such as sishen iron ore company pty ltd and. Sishen iron ore mine is situated 280 km northwest of kimberley in the northern cape province of south africa. Borehole sitings at loop 8, 10, 14 and 18 along the saldanha. In the case of the ore reserves, the associated reserve life does not exceed the expiry date of the applicable right.
The geology and genesis of high grade hematite ore deposits article pdf available in applied earth science imm transactions section b 1121. Relatively lowergrade, often conglomeratic or clastic ore of the gamagara subgroup overlies this banded iron formation. Kumba iron ore is an ironore mining company in south africa. Beukes encyclopedia of life support systems eolss 1. The company is a successor of kumba resources and was listed on the johannesburg stock exchange in 2001. Sishen mine, sishen, kathu, gamagara, john taolo gaetsewe. Dec 20, 2017 the sishen deposit is one of the largest iron ore concentrations in current production. Geologythe sishen iron ore mine is situated in the northern cape province at the northern extremity of the maremane dome. An integrated exploration approach to the sishen south iron ore deposit, northern cape province, south africa, and its implication for developing a structural andor resource model for these deposits, banded iron formationrelated highgrade iron ore, steffen hagemann, carlos alberto rosiere, jens gutzmer, nicolas j. Kumba iron ore bursary program is given to students who wish to continue studies for a degree, diploma or btech qualification in mining engineering, metallurgical engineering, electrical engineering, mechanical engineering, industrial engineering, civil engineering, geology honours and minerals surveying btech.
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