 | | Journal (article/letter/editorial) | | 00+0.00 A REVIEW OF THE MINERALS INDUSTRY IN ZIMBABWE T. J. VEASEY School of Chemical Engineering,...of the potential for the minerals industry in Zimbabwe. Some aspects of social and political factors...HISTORICAL BACKGROUND The minerals industry in Zimbabwe has its origins in ancient times and workings...the country - - the spectacular ruins of Great Zimbabwe. The ruins are a labyrinth of stone walls, fabricated...the fourteenth century the population of Great Zimbabwe probably exceeded ten thousand [1], with an economy |  | | Journal (issue) | | Geological Society of Zimbabwe G Z S Newsletter October 2014 Prof. Nic Beukes, A.L. du Toit Memorial...contributing to the field excursion at the Orpheus Mine, Redcliff, 26th October 2014. See Field Notes in... Geological Society of Zimbabwe Newsletter October, 2014 The Geological Society of Zimbabwe, P.O. Box CY 1719...……………………………….. NEWS Geology Department, University of Zimbabwe ……………………………….. The Professor Tom Blenkinsop UZ...Drive, Mount Pleasant, Harare, Zimbabwe. 2 Geological Society of Zimbabwe Newsletter October, 2014 Editorial |  | | Report (issue) | | interest in the geo logy and mineral resources of Zimbabwe which followed the removal of United Nations sanctions...original Bulletin is the insertion of Table IIIA, Zimbabwe Mineral Production and Value, on page 114A. Due...for views of Wankie Colliery and the Trojan nickel mine, and to the Photographic Section of the Ministry...Trojan Nickel Mine, near Bindura. facing page 33 V The Great Dyke. Northern part of the Hartley Complex...Complex. VI Chrome seam in the Great Dyke, Vanad Mine. VII Lower Karoo Landscape. No. 1 Colliery, Wankie. |  | | Journal (article/letter/editorial) | | Platinum-Group Element Mineralisation in the Great Dyke, Zimbabwe, and its Relationship to Magma Evolution and Magma...Prendergast 1 Carson Close, Greendale, Harare, Zimbabwe. e-mail: marprend@hotmail.com ABSTRACT The platinum-group...magma chamber. Introduction The Great Dyke of Zimbabwe contains the world’s second largest single resource...Mimosa mine is commencing major expansion, open-cast operations recently began at the Ngezi mine and further...the Archaean granites, and greenstones of the Zimbabwe Craton (Figure 1). Aligned approximately NNE, |  | | Journal (article/letter/editorial) | | mineralogy of platinum-group elements at Hartley Platinum Mine, Zimbabwe Part 1. Primary distribution patterns...platinum-group element (PGE) mineralization. At the Hartley Platinum Mine, the MSZ is up to some meters thick and...Æ Main Sulfide Zone Æ Great Dyke Æ Hartley Platinum Mine Æ Zimbabwe Introduction Deposits of platinum-group...Bushveld Complex, South Africa). The Great Dyke of Zimbabwe (Fig. 1) constitutes the world’s second largest...economic-grade primary MSZ ores collected at the Hartley Platinum Mine. The present paper reports on the distribution |  | Piña, R., Gervilla, F., Barnes, S.-J., Oberthür, T., Lunar, R. (2016) Platinum-group element concentrations in pyrite from the Main Sulfide Zone of the Great Dyke of Zimbabwe. Mineralium Deposita, 51 (7) 853-872 doi:10.1007/s00126-016-0642-3 | Journal (article/letter/editorial) | | concentrations in pyrite from the Main Sulfide Zone of the Great Dyke of Zimbabwe R. Piña 1 & F. Gervilla...The Main Sulfide Zone (MSZ) of the Great Dyke of Zimbabwe hosts the world’s second largest resource of platinum-group...pyrrhotite, pentlandite, chalcopyrite, and minor pyrite. Recently, several studies have observed in a number...number of Ni-CuPGE ore deposits that pyrite may host significant amounts of PGE, particularly Pt and...PGE and other trace element contents in pyrite from the Hartley, Ngezi, Unki, and Mimosa mines of the Great |  | | Journal (article/letter/editorial) | | Bushveld Complex, South Africa, and Great Dyke, Zimbabwe Thomas Oberthür Bundesanstalt für Geowissenschaften...Complex of South Africa and the Great Dyke of Zimbabwe. Samples were obtained underground, from core...Bushveld Complex, South Africa; the Great Dyke, Zimbabwe; the Stillwater grains, and they are ofthe subordinate...Bushveld Complex in South Africa, of the Sudbury district in Canada, and later Norilsk in Russia grand style...Bushveld Complex; South Africa; Great is Dyke; Zimbabwe; platinum-group minerals; Bushveld Complex in |  | Oberthur, T., Weiser, T. W., Melcher, F., Gast, L., Wohrl, C. (2013) DETRITAL PLATINUM-GROUP MINERALS IN RIVERS DRAINING THE GREAT DYKE, ZIMBABWE. The Canadian Mineralogist, 51 (2) 197-222 doi:10.3749/canmin.51.2.197 | Journal (article/letter/editorial) | | PLATINUM-GROUP MINERALS IN RIVERS DRAINING THE GREAT DYKE, ZIMBABWE Thomas OBERTHÜR§, Thorolf W. WEISER, Frank MELCHER...and PGE-oxides (unstable). Keywords: Great Dyke, Zimbabwe, alluvial sediments, Pt-Fe alloy, Os-Ir-Ru alloy...Bushveld Complex of South Africa, the Sudbury district in Canada, and later Norilsk in Russia came into...intrusions (Bushveld, South Africa; Great Dyke, Zimbabwe; Stillwater, USA) that host the overwhelming proportion...of knowledge on the Great Dyke of Zimbabwe. The Great Dyke of Zimbabwe constitutes the world’s second largest |  | Stribrny, B., Wellmer, F. -W., Burgath, K. -P., Oberthür, T., Tarkian, M., Pfeiffer, T. (2000) Unconventional PGE occurrences and PGE mineralization in the Great Dyke: metallogenic and economic aspects. Mineralium Deposita, 35 (2) 260-280 doi:10.1007/s001260050019 | Journal (article/letter/editorial) | | redistributions should be kept in mind during planning and mine operation. Investigations of unconventional PGE...initial production from mines in the Great Dyke of Zimbabwe has yielded 2.1 t Pt. The remaining 9.54 t are...Russia Stillwater, USA Sudbury, Canada Great Dyke, Zimbabwe Kupferschiefer, Poland Bregu i Bibes, Albania...production, for example those of the Great Dyke, Zimbabwe, ± potential alternatives in the form of unconventional...mineralizations PGE in layered intrusions: the Great Dyke, Zimbabwe Geological setting The ca. 2.58-Ga-old Great Dyke |  | | Journal (article/letter/editorial) | | in the oxidized Main Sulfide Zone, Great Dyke, Zimbabwe Marek Locmelis & Frank Melcher & Thomas Oberthür...Great Dyke mafic/ultramafic layered intrusion of Zimbabwe, economic concentrations of platinum-group elements...Beneficiation . PGE oxides Introduction The Great Dyke of Zimbabwe is a 2,575.4±0.7-Ma-old mafic/ ultramafic layered...cutting Archean granites and greenstone belts of the Zimbabwe Craton (Prendergast 1988; Oberthür et al. 2002)...are pyrrhotite, pentlandite, chalcopyrite, and pyrite that mainly form polyphase aggregates. The main |  | | Book | | Redistribution in the Main Sulfide Zone of The Great Dyke, Zimbabwe T. Oberthür, F. Melcher 75-96 97-111 6. Placers...Systems: Refining the Classification Using McCreedy West Mine and Podolsky Project Case Studies 163-180 C.E...geochemical surveys M.L. Zientek, S.R. Corson, R.D. West 391-407 19. Exploration and Mining Perspective...Sulfide Zone of the Great Dyke, Zimbabwe - Case Study of the Hartley Platinum Mine A.H. Wilson, R.T. Brown ...REDISTRIBUTION IN THE MAIN SULFIDE ZONE OF THE GREAT DYKE, ZIMBABWE T. Oberthür, F. Melcher INTRODUCTION GEOLOGICAL |  | Li, Chusi, Ripley, Edward M., Oberthür, Thomas, Miller, James D., Joslin, Gregory D. (2008) Textural, mineralogical and stable isotope studies of hydrothermal alteration in the main sulfide zone of the Great Dyke, Zimbabwe and the precious metals zone of the Sonju Lake Intrusion, Minnesota, USA. Mineralium Deposita, 43 (1) 97-110 doi:10.1007/s00126-007-0159-x | Journal (article/letter/editorial) | | alteration in the main sulfide zone of the Great Dyke, Zimbabwe and the precious metals zone of the Sonju Lake...isotopes . Great Dyke . Sonju Lake Intrusion . Zimbabwe . USA Introduction The debate on the origin of...and by pyrrhotite, chalcopyrite, pentlandite, and pyrite in the Great Dyke. However, the PGE-rich zones...intruded Archean granites and greenstone belts of the Zimbabwe craton (Worst 1960; Wilson 1996; Fig. 1a). Two...sulfides (pyrrhotite + chalcopyrite + pentlandite ± pyrite) are closely associated with interstitial silicates |  | | Journal (article/letter/editorial) | | PRE-BULAWAYAN METAMORPHITES In the area south and west of Selukwe, Stowe (1968, pp.17--22; 1971, p.379)...Victoria; (9) Ghoko; (10) Gatooma-Hartley; (11) Gwanda; (12) Gwelo; (13) Lonely Mine; (14) Lower Gwanda; (15)...Tod's Hotel; (P) Topisi; (Q) Triangle---Chiredzi;(R) West Tuli. morphism, noted by Oldham {1968, pp.189--190)...successions are noted, viz. 12 km in the Bulawayo District (Amm, 1940), 24 km at Hunters Road, Gwelo (Macgregor...regions. The pattern is obscured by sediments in the west and a Pan-African metamorphic overprint in the north |  | | Book | | Council Glossary of the minerals of the Lake District and adjoining areas B. Young NEWCASTLE UPON...siderite, Force Crag Mine, Braithwaite (MNS 4491) Back cover-'Daisy' gypsum, Birks Head Mine, Long Marton (MNS...Gill Mine, Caldbeck Fells (MNS 4492) (top right) Quartz, variety rock crystal, Carrock Fell Mine, Mosedale...(bottom left) Hematite, variety kidney ore, Nab Gill Mine, Boot (MNS 4490) (bottom right) ISBN O 85272 099...NG12 5GG Plumtree (060 77) 6111 Murchison House, West Mains Road, Edinburgh EH9 3LA 031-667 1000 Windsor |  | | Journal (article/letter/editorial) | | fl'om Switzerland, 178, 189. Almandine from Lake District, 209. Analcite from Co. Antrim, 301, 807. Anatase...163. of felspars, 189, 237, 253. Bornite from :Mashonaland, 111. - - - - BOW~IAI~ (I-I. L.), Calcite...Tavistock, 6. Garnet from China, 51. from Lake District, 207. GEIKIE (J.), obituary, 865. Gem-stones,...(J. F. N.), Garnets and streaky rocks of Lake District, 207. GBOTn (P. YON), seventieth birthday, xxii... xi. ME~.~ELL (F. P.), Bornito nodules from Mashonaland, 111. - - Colours of alluvial diamonds, 202. | | | Journal (article/letter/editorial) | | fl'om Switzerland, 178, 189. Almandine from Lake District, 209. Analcite from Co. Antrim, 301, 807. Anatase...163. of felspars, 189, 237, 253. Bornite from :Mashonaland, 111. - - - - BOW~IAI~ (I-I. L.), Calcite...Tavistock, 6. Garnet from China, 51. from Lake District, 207. GEIKIE (J.), obituary, 865. Gem-stones,...(J. F. N.), Garnets and streaky rocks of Lake District, 207. GBOTn (P. YON), seventieth birthday, xxii... xi. ME~.~ELL (F. P.), Bornito nodules from Mashonaland, 111. - - Colours of alluvial diamonds, 202. |  | | Journal (article/letter/editorial) | | mineralogy of platinum-group elements at Hartley Platinum Mine, Zimbabwe Part 2: Supergene redistribution in...present in the Makwiro River close to the Hartley Platinum Mine indicates further mineralogical changes...Sulfide Zone Æ Placers Æ Great Dyke Æ Hartley Platinum Mine Æ Zimbabwe Editorial handling: O. Thalhammer...Espoo, Finland Introduction In the Great Dyke of Zimbabwe, economic concentrations of platinum-group elements...MSZ created in the course of mining at Hartley Platinum Mine. The present study focuses on the redistribution |  | | Journal (article/letter/editorial) | | setting of the Palaeoproterozoic Magondi Supergroup, Zimbabwe – Type locality for the Lomagundi carbon isotope...the Archaean granitoid-greenstone terrain of the Zimbabwe Craton and experienced deformation and metamorphism...deeper-water shelf to continental slope deposits in the west (Piriwiri Group). Based on the upward-coarsening...strike and, more dramatically, across strike to the west, reaching upper amphibolite to granulite facies...the Magondi Basin, the Limpopo Belt between the Zimbabwe and Kaapvaal cratons, and the Kheis Belt on the |  | | Journal (article/letter/editorial) | | Main Sulfide Zone at Unki Mine, Shurugwi Subchamber of the Great Dyke, Zimbabwe: Evidence from Petrography...element (PGE) occurrence in the Great Dyke of Zimbabwe, the Main Sulfide Zone (MSZ), is a tabular stratabound...silicate composition study across the MSZ at Unki Mine in the Shurugwi Subchamber was conducted to help...the mineralization. The PGE-enriched zone at Unki Mine is a ~10 m thick package of rocks ranging from gabbronorites...of sulfide mineralization likely occurred at Unki Mine with primary sulfides occurring in association with |  | | Journal (volume) | | caledonite crystals up to 4.5 mm tall from Red Gill Mine, Caldbeck Fells, Cumbria. Norman Thomson Collection...mm from the dump of Endeavour Level, Potts Gill Mine, Caldbeck Fells, Cumbria. Paul Nicholson Collection...Tindle 3-9 Zincolivenite from the Penberthy Croft Mine, Cornwall Jens C. Ø. Andersen and David Moulding...slippers’ and a specimen of pyrite collected by Sir Kingsley Dunham from ‘Nentsbury Mine’, Nenthead, Cumbria...61-64 NOTE Acicular baryte in the Cavanacaw Gold Mine, County Tyrone, Northern Ireland James A.S. McFarlane |  | | Book | | MLP. (Michael P. Minerals of the English Lake District Caldbeck Fells Cumbria. Caldbeck. Mineral deposts...largely of debris washed down fromthe Roughton Gill mine dumps under Iron Crag C O N T E N INTRODUCTION...between Iron Crag on the east and Balliway Rigg on the west. Mineral veins crossing the gill have been worked...renowned. CALDBECK FELLS MINING DISTRICT The Caldbeck Fells mining district oceupies approxi— mately 25sqkm...25sqkm in the north—east of the English Lake District, some 12 km north—north—east of Keswick. Before 1974 |  | Maier, W.D., Määttää, S., Yang, S., Oberthür, T., Lahaye, Y., Huhma, H., Barnes, S.-J. (2015) Composition of the ultramafic–mafic contact interval of the Great Dyke of Zimbabwe at Ngezi mine: Comparisons to the Bushveld Complex and implications for the origin of the PGE reefs. Lithos, 238. 207-222 doi:10.1016/j.lithos.2015.09.007 | Journal (article/letter/editorial) | | ultramafic-mafic contact interval of the Great Dyke of Zimbabwe at Ngezi mine: Comparisons to the Bushveld Complex and...ultramafic-mafic contact interval of the Great Dyke of Zimbabwe at Ngezi mine: Comparisons to the Bushveld Complex and...contact interval of the Great Dyke of Zimbabwe at Ngezi T mine: Comparisons to the Bushveld Complex...NU 1. SC R Sulfide Zone. The Great Dyke of Zimbabwe is one of the world’s largest layered mafic-ultramafic...Archaean granitoids and greenstone belts of the Zimbabwe craton at T about 2575 Ma (Mukasa et al., 1989; |  | | Journal (article/letter/editorial) | | Post-caldera activity in the Alban Hills volcanic district (Italy): 40Ar/39Ar geochronology and insights...determination of mercury speciation and mobility in mine waste —Chris Sladek and Mae Sexauer Gustin 927...sulfosalts of the Pongkor epithermal gold-silver deposit, West Java, Indonesia—I. Wayan Warmada, Bernd Lehmann...Yeatmanite and magnussonite from the Garpenberg Norra mine, Bergslagen ore province, Sweden—Per Nysten Experimental...silicic volcano–plutonic suites in the Archaean West Pilbara, Australia—J.B. Smith Nitrogen distribution |  | | Journal (article/letter/editorial) | | communication Timing of thermal stabilization of the Zimbabwe Craton deduced from high-precision Rb–Sr chronology...Keywords: Rb–Sr Cooling age Archean Great Dyke Zimbabwe Craton a b s t r a c t Dating low temperature...4 Ma was obtained from the Archean Great Dyke, Zimbabwe Craton, in contrast to the intrusion age of 2575...age of the Great Dyke marks the final stage of Zimbabwe craton stabilization and that the greater craton...The map shows the Republic of Zimbabwe with the Rhodesian (or Zimbabwe) Craton as a grey-shaded area |  | | Journal (volume) | | prismatic mimetite crystals to 4mm from Dry Gill mine, Caldbeck Fells, Cumbria, collected in the 1970s...first British occurrence of kottigite, from Hilton Mine, Scordale, Cumbria Trevor F. Bridges and David I...3 4-38 A review of the mineralogy of Brae Fell Mine, Caldbeck Fells, Cumbria Trevor F. Bridges, David...L. Nattrass Hydronium jarosite from Brynycastell Mine, Dolgellau, Gwynedd, Wales Tom F. Cotterell 65-67...list of supergene minerals known from the Hilton Mine updated by these authors in the previous volume |
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