 | | Journal (article/letter/editorial) | | platinum-group elements at Hartley Platinum Mine, Zimbabwe Part 1. Primary distribution patterns in pristine...element (PGE) mineralization. At the Hartley Platinum Mine, the MSZ is up to some meters thick and is composed...Sulfide Zone Æ Great Dyke Æ Hartley Platinum Mine Æ Zimbabwe Introduction Deposits of platinum-group elements...Bushveld Complex, South Africa). The Great Dyke of Zimbabwe (Fig. 1) constitutes the world’s second largest...primary MSZ ores collected at the Hartley Platinum Mine. The present paper reports on the distribution and |  | 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) | | 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...Main Sulphide Zone: at the time of writing, the Mimosa mine is commencing major expansion, open-cast operations...operations recently began at the Ngezi mine and further work is being carried out at the Unki prospect (see |  | 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 |  | 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) | | from the Main Sulfide Zone of the Great Dyke of Zimbabwe R. Piña 1 & F. Gervilla 2 & S.-J. Barnes 3 & T...The Main Sulfide Zone (MSZ) of the Great Dyke of Zimbabwe hosts the world’s second largest resource of platinum-group...contents in pyrite from the Hartley, Ngezi, Unki, and Mimosa mines of the Great Dyke by laser ablation inductively... LA-ICP-MS . Main sulfide zone . Great Dyke . Zimbabwe Introduction Pyrite [FeS2] is a common minor...distribution of PGE in the deposits. In the Great Dyke of Zimbabwe, the world’s second largest resource of PGE after |  | 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) | | 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 |  | | Journal (article/letter/editorial) | | Noril’sk–Talnakh field in Russia, in the Great Dyke in Zimbabwe, in the Stillwater Complex in the United States...Southern Africa is used to denote South Africa and Zimbabwe. The PGE industry in both countries is strongly...cover today’s global PGE demand. In 2014, the world mine production of Pt (146,000 kg) was mainly from the...the United States (3660 kg), Canada (8500 kg), Zimbabwe (13,000 kg), Russia (23,000 kg) and South Africa...acquired from PGE producers in South Africa and Zimbabwe. The most important aspects, such as the production |  | | Journal (issue) | | Geological Society of Zimbabwe Newsletter February, 2007 Geological Society of Zimbabwe Newsletter February...SOCIETY OF ZIMBABWE, P.O. BOX CY 1719, CAUSEWAY, HARARE • Geological Society of Zimbabwe Newsletter...Department, University of Zimbabwe ……………………………………… The Geological Survey of Zimbabwe ………………………………………………… Mining...…………………………………………………… …. 22 2 Geological Society of Zimbabwe Newsletter February 2007 Editorial All the very...endeavours is critical. 3 Geological Society of Zimbabwe Newsletter February 2007 We continued to pursue |  | | Journal (article/letter/editorial) | | most abundant PGM, whereas Pd minerals (mainly merenskyite, Pd-rich melonite, kotulskite and sobolevskite)...abondants, tandis que les minéraux de Pd (surtout merenskyite, melonite palladifère, kotulskite et sobolevskite)...system Pt–Pd–Ni–Te–Bi, including moncheite, merenskyite, michenerite, Pt- and Pd-rich melonite, and minerals...composition of Pd-free moncheite to that of platinian merenskyite (Figs. 3, 4), in agreement with the existence...existence of complete solid-solution between merenskyite and moncheite. Minor amounts of Ni (<4.95 at.%), Fe |  | | Journal (article/letter/editorial) | | minerals in the Selukwe Subchamber, Great Dyke, Zimbabwe: implications for PGE collection mechanisms and...Elements (PGE) of the Selukwe Subchamber, Great Dyke, Zimbabwe. The PGE are associated with base metal sulphides...processes). K EYWORDS : Platinum Group Elements, Zimbabwe, Great Dyke, microprobe investigations, Affinity...(1989) and, in a recent detailed study of the Wedza-Mimosa deposit in the southern part of the Great Dyke...Geological setting The Great Dyke. The Great Dyke of Zimbabwe is an early Proterozoic layered intrusion of mafic |  | | Report (issue) | | Maghemite (of Wagner) Mathiasite Mbobomkulite Merenskyite Modderite Mooihoekite Mountainite Nchwaningite...Mn-magnesiohalotrichite Bosjemanite Palditellite Merenskyite Pd,Pt-hollingworthite Hollingworthite Plapalsulite...(1957) Djerfisherite (1 966) lrarsite (1966) Merenskyite (1966) Niningerite (1967) Nimite (1968) Willemseite...California, U.S.A. (Switzer and Bailey, 1953); Mihara mine, Okayama Prefecture and at Fuka, Okayama Prefecture...kimberlite pipe, Farm Dorst Fontein K 77, Kimberley district, Northern Cape Province (Parry and Wright, 1925) |  | Barnes, Sarah-Jane, Prichard, Hazel M., Cox, Richard A., Fisher, Peter C., Godel, Belinda (2008) The location of the chalcophile and siderophile elements in platinum-group element ore deposits (a textural, microbeam and whole rock geochemical study): Implications for the formation of the deposits. Chemical Geology, 248 (3) 295-317 doi:10.1016/j.chemgeo.2007.08.004 | Journal (article/letter/editorial) | | (Busveld Complex, South Africa and Great Dyke, Zimbabwe) ∼ 30 to 60% of the siderophile elements (except...deposits. Sulfide droplets from the Medvezky Creek Mine, Noril'sk (Barnes et al., 2006) occur in unmetamorphosed...Main Sulfide Zone (MSZ) reef of the Great Dyke, Zimbabwe, and the Merensky Reef of the Bushveld Complex...(2002). 3.1. The Great Dyke The Great Dyke of Zimbabwe is a 500 km long layered intrusion (Fig. 1) of...silicates. The sample used in our study is from Mimosa Mine (Fig. 1). It is a coarse grained norite consisting |  | | Book | | Redistribution in the Main Sulfide Zone of The Great Dyke, Zimbabwe T. Oberthür, F. Melcher 75-96 97-111 6. Placers...Refining the Classification Using McCreedy West Mine and Podolsky Project Case Studies 163-180 C.E.G...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...REFINING THE CLASSIFICATION: USING McCREEDY WEST MINE, AND PODOLSKY PROJECT CASE STUDIES C.E.G. Farrow |  | 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...intruded Archean granites and greenstone belts of the Zimbabwe craton (Worst 1960; Wilson 1996; Fig. 1a). Two...(2003). They were collected from the Hartley Platinum Mine in the Darwendale subchamber (Fig. 1c). In this...Darwendale Subchamber Harare Zimbabwe 0 Meter 19° S 1500 Mimosa Mine Local Road iver ro R Orthopyroxenite |  | | Report (issue) | | Platinum-group element mineralization of the Great Dyke, Zimbabwe. In The Geology, Geochemistry, Mineralogy and...relationships at the currently operating Lac de Iles mine (Ontario), the Marathon deposit in the Coldwell...(Ontario), and the formerly producing Salt Chuck mine (Alaska). They, thus, cover a range of deposit types...Company. The PGE mineralization in the Great Dyke (Zimbabwe), which is the world’s second largest reserve...Layered Complex (Sierra Leone) and the Great Dyke (Zimbabwe). The Papers, Third Group: Beneficiation and Metallurgy |  | | Book | | born hills appear parallel to Mahagiri range due to mine-waste dumping. Unpaved roads serve the movement...The sky is gloomy throughout the day due to the mine and road dust. Social evils, crime, alcoholism,...education, counseling, and training. Making stringent mine-safety rules is not the solution—it has to be implemented...Ore Group Orissa Mining Corporation Limited Run of Mine Reconnaissance Permit tonnes tonnes per annum/day...1.4 Laurite 1.3.1.5 Vysotskite 1.3.1.6 Merenskyite 1.3.1.7 Michenerite 1.3.1.8 Moncheite 1 |  | | Journal (article/letter/editorial) | | of the Darwendale Subchamberof the Great Dyke, Zimbabwe ALLAN H. WILSON Departmentof Geology,Universityof...00 556 PGE,DARWENDALE SUBCHAMBER, GREAT DYKE,ZIMBABWE 557 in this deposit,and it is now recognizedas...Makwlro • sidin• -200S =..... IE•00'S Seious mine + + -21'S 05' 50'25'E / 31*E I 30' 320E...Thesedifferencesare a PGE,DARWENDALE SUBCHAMBER, GREATDYKE,ZIMBABWE Roof zone no! preserved tions.It isalsoof ma...in the Darwendalesubchamber (Fig. 1), and the Mimosa mine in the Wedza subchamber, closedin 1972 and 1977 |  | | Book | | Bushveld Complex, South Africa, and Great Dyke, Zimbabwe Reprinted from: Minerals 2018, 8, 581, doi:10...PGM from China, Russia, South Africa, USA, and Zimbabwe are reported. In his contribution, Oberthür [3]...ite vein-disseminated ores from the Komsomolsky mine of the Talnakh and Oktyabrsk deposits, Noril’sk...bushveld complex, South Africa, and Great Dyke, Zimbabwe. Minerals 2018, 8, 581. [CrossRef] Stepanov, S...Ru–Ir–Os–Fe–Ni Ru-Awaruite NiFeRu, Garutiite NiFeIr Merenskyite PdTe2 , Tolvkite IrSbS, Geversite PtSb2 , Stibiopalladinite |  | | Report (issue) | | gov/images/periodictable.pdf. Cover. Stillwater Mine in south-central Montana, looking southeast. The...Methods......................................N39 Mine Waste Characteristics.........................................................................N42 Mine Closure...........................................sulfide ore exposed in a stope in the Oktyabr’sk Mine in the Talnakh area, Russia.......................N15 Photograph of the UG2 Chromitite at the Karee Mine in the western part of the Bushveld Complex, South |  | | Book | | of igneous differentiation. In the Great Dyke, Zimbabwe, lateral variations in minor element content in...Wilson, A.H., 1992. The geology of the Great Dyke, Zimbabwe: Crystallization, layering, and cumulate formation... A.H., 1982. The geology of the Great "Dyke", Zimbabwe: the ultramafic rocks. J. Petrology 23, 240-92...have equifbrated by diffusion creep. Great Dyke, Zimbabwe. C. Draping of plagioclase around ofvines in troctofte...cumulates.from the P1 pyroxenite of the Great Dyke, Zimbabwe (sections courtesy of A.H. Wilson). A is from |  | | Report (issue) | | .B3 Graph showing dates associated with all the mine sites on the U.S. Environmental Protection Agency’s...production, U.S. apparent consumption, and U.S. mine production of antimony from 1900 to 2012............................F2 Graph showing world cobalt mine and refinery production and apparent consumption.....................F2 Graph showing world cobalt mine production from 1950 to 2011......................F4. Pie chart showing percentage of world cobalt mine production in 2011, by country................. |  | Gaines, Richard V., Skinner, H. Catherine W., Foord, Eugene E., Mason, Brian, Rosenzweig, Abraham, King, Vandall T. (1997) Dana's New Mineralogy (8th ed.) Wiley-Interscience. p.1872 | Book (edition) | | Spotsylvania Co., and Partridge mine, Orange Co., VA, and at Dahlonega, GA; Homestake mine, Lawrence Co., SD; Silver...Lake Co., Breckenridge(*), Summit Co., Ground Hog mine(*), Gilman Co., Silverton and Telluride, San Juan...Ledge mine, Nevada Co., Jamestown, Tuolumne Co., Colorado quartz mine, Mariposa Co., Bonanza mine, Trinity...Trinity Co., Michigan Bluff district, Placer Co., in AK, placers at Fairbanks, Iditarod, and Nome, and quartz...quartz veins at Juneau. In Canada, Noranda district, PQ; Porcupine, Kirkland Lake, and Larder Lake deposits |  | | Book (edition) | | Linopolis, Brazil, H Page 13: Gold, 35 mm.Eagle's est Mine, California, G Publi!>hed by Grdllit.u.o. Stefanikova43...dept. (departement), dept. (departamento), dist. (district). Less common terms are not abbreviated, e.g....Rice, Dolores co., both Colorado, at the Questa mine, Taos co., New 1994. Abernathyite K2[(UOJ 2l(AsO_J2]•6HzO...Harding Co .. South Dakota. and at the Fuemrole No2 mine, Emery co .. Utah. Also at Menzenschwand Scbwarzwald...mainly in crystals to 5 cm at the Himmelsftirst mine, Freiberg, both Saxony, Germany. In the subtropical |  | | Report (issue) | | Service ____________ Cooperative projects with the Mine Safety and Health Administration _____ Cooperative..._______________ NE Washington; Coeur d'Alene District, Idaho; and Butte District, Montana _____________ Great Basin...thin gold-bearing quartz veins. In the Manhattan district, proper molybdenum-mineralized Tertiary volcanic...contains molybdenite and chalcopyrite, collected from a mine dump on April Fool Hill at Manhattan, suggests temperatures...mineralization west of North Manhattan and in the Manhattan district may represent hydrothermal ac tivity peripheral |
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