 | | Journal (article/letter/editorial) | | stream gravels, soils and crushed rocks of the Gold Coast: Gold Coast Geol. Survey Bull. 6, 50 pp. 13. Kransdorff...the occurrence of visible gold at the Randfontein Estates: Geol. Soe. South Africa Trans., 40, p. 121-125...origin of gold and radioactive minerals in the Witwatersrand System. The Ventersdorp Contact Reef, and the...the Black Reef: Geol. Soc. South Africa Trans., v. 48, p. 101-227. 16. Mendelssohn,E., 1938, The gold deposits...deposits of the Murchison Range Transvaal: Geol. Soc. South Africa Trans., v. 41, p. 249-272. 17. --. |  | Robb, L. J., Charlesworth, E. G., Drennan, G. R., Gibson, R. L., Tongu, E. L. (1997) Tectonoāmetamorphic setting and paragenetic sequence of AuāU mineralisation in the Archaean Witwatersrand Basin, South Africa. Australian Journal of Earth Sciences, 44 (3) 353-371 doi:10.1080/08120099708728317 | Journal (article/letter/editorial) | | & Francis Informa Ltd Registered in England and Wales Registered Number: 1072954 Registered office: Mortimer...Geoscience Journal of the Geological Society of Australia Publication details, including instructions for...mineralisation in the Archaean Witwatersrand Basin, South Africa a a a a L. J. Robb , E. G. Charlesworth...Witwatersrand, Private Bag 3, Wits 2050, Republic of South Africa Version of record first published: 09 May...mineralisation in the Archaean Witwatersrand Basin, South Africa, Australian Journal of Earth Sciences: An |  | | Journal (article/letter/editorial) | | crustal architecture of the Kaapvaal crustal block South Africa, between 3.5 and 2.0 Ga A synopsis S. McCourt...of Geology,Universityof Pretoria, Hillcrest0083, South Africa Received: 11 May 1994/Accepted: 9 December...western granitoid-greenstone terranes including the Murchison Island Arc was the result of terrane accretion...Ventersdorp basins. The craton scale Thabazimbi-Murchison Lineament development during the 3.1 Ga accretion...tectonics of the > 2.64 Ga Wolkberg Group, overlying Black Reef Formation and the Transvaal Sequence. The Transvaal |  | | Journal (article/letter/editorial) | | Palaeoproterozoic marine shales of the Kaapvaal Craton, South Africa Glen T. Nwaila 1,2 & Hartwig E. Frimmel...hinterland. Although sedimentary pyrite incorporated gold from synsedimentary to early diagenetic waters,...addition to contributions from pyrite, some colloidal gold was attached to clay-sized sediments during source...source area weathering. Probably, colloidal gold and some of the platinum group elements were mechanically...siderophile elements . Kaapvaal Craton Introduction Gold and platinum group elements (PGE, i.e. Pt, Pd, Ir |  | | Journal (article/letter/editorial) | | of atmospheric oxygen triggered onset of crustal gold cycle Hartwig E. Frimmel & Quinton Hennigh Received:...Berlin Heidelberg 2015 Abstract Lack of a suitable gold source has long been regarded as a major argument...for the exceptionally well-endowed Witwatersrand gold province. By comparing worldwide Witwatersrand-type...Ga, we propose that the primary concentration of gold in the continental crust resulted from atmospheric...and shallow sea water. Oxidative precipitation of gold on the surface of the O2-producing microbes, probably |  | | Journal (article/letter/editorial) | | & Francis Informa Ltd Registered in England and Wales Registered Number: 1072954 Registered office: Mortimer...tandfonline.com/loi/tigr20 The Kaapvaal Craton, South Africa: no evidence for a supercontinental affinity...Geology, University of Pretoria, Pretoria, 0002, South Africa b Geological Survey of India, Bhu-Bijnan...Bandopadhyay & N.C. Steenkamp (2011): The Kaapvaal Craton, South Africa: no evidence for a supercontinental affinity...SeptemberāOctober 2011, 1312ā1330 The Kaapvaal Craton, South Africa: no evidence for a supercontinental affinity |  | | Journal (article/letter/editorial) | | Rhodesia. Whether it is a profoundstudyof all the gold depositsin the Transvaaland SouthernRhodesia,as...either the Witwatersrand Conglomeratesor the Black Reef Conglomerates.This alone would not be very helpful...hydrothermaloriginis increased. It mustbe bornein mind that many South African geologists are familiar with importantgold...example, Mendelssohn(16) speakingof the origin of the gold depositsof the MurchisonRange states "The ore bodies...depthand solelymineralizethe conglomerate bandsin the Upper Division of the Witwatersrand Systemand not affect |  | | Journal (article/letter/editorial) | | of the Transvaal Sequence and Bushveld Complex, South Africa P.G. Eriksson 1, P.J. Hattingh 1, and W....Geology, Universityof Pretoria, Pretoria 0002, South Africa 2 Institut ffir Allgemeine und Angewandte...the 2050 Ma Bushveld Complex intrusive into the upper portion of the succession within the Transvaal basin...deposits of iron, manganese, asbestos, andalusite, gold, fluorine, lead, zinc and tin ores, and the latter...thin, predominantly clastic sedimentary rocks (Black Reef-Vryburg Formations) which grade up into a thick |  | | Book | | Pennsylvania 16802 P E R G A M O N PRESS OXFORD SYDNEY Ā· NEW YORK Ā· PARIS Ā· Ā· TORONTO FRANKFURT Ļ
. Īŗ. ...Press Inc., Maxwell House, Fairview Park, Elmsford, New Y o r k 10523, U.S.A. CANADA Pergamon of Canada...Ltd., 207 Queen's Quay West, Toronto 1, Canada AUSTRALIA Pergamon Press (Aust.) Pty. Ltd., 19a Boundary...Boundary Street, Rushcutters Bay, N.S.W. 2011, Australia FRANCE Pergamon Press S A R L , 24 rue des Ecoles...75-34663 Printed in Great Britain by A. Wheaton & Co., Exeter 0 08 020459 7 (Hard Case) ABSTRACT These |  | | Journal (article/letter/editorial) | | GEOLOGICAL LITERATURE OF THE SOUTH AFRICAN REPUBLIC., most characteristic features of South Topograpky.-The African...western mesas. Along the coast, especially on the south and east, is a belt of country of a generally lower...573-581. 1890. W. H. FURLONGE:Geology of the De Kaap Gold Fields. Trans. Amer. Inst. Mg. Engrs, Vol. XVIII...into the Atlantic Ocean. The country is yet too new and too little explored by geologists to afford certain...Tome XIX., p. 102. 1892. WALCOTGIBSON: Geology of Gold-bearing and Associated Rocks of the Southern Transvaal |  | | Report (issue) | | ~I . ā¢ -WAR PERIOD ~ 7.7.. . ~4-2 . I OJL GOLD ā¢ (1913- 1919) ā¢ ā¢ ' LONDON: PRINTED AND PUBLISHED...technical information) relative to the production of Gold will form a part of the volume or volumes on the...Chairman of the .Lt\.dvisory Technical Committee on Gold. . (Signed) R. A. 8. REDMAYNE, Chairman of Governors...OF GOLD ā¢ā¢ā¢ ā¢ ā¢ā¢ ā¢ ā¢ā¢ 8 MARKETING OF GOLD IN RECENT YEARS ā¢ā¢ā¢ ā¢ā¢ā¢ ā¢ ā¢ā¢ 9 PRICE OF GOLD . -...Kingdom ā¢ ā¢ ā¢ ā¢ ā¢ā¢ ā¢ā¢ā¢ Egypt and Anglo-Egyptian Sudan Gold Coast Colony and Ashanti ... Nigeria ā¢ ā¢ā¢ ā¢ā¢ā¢ ā¢ā¢ā¢ |  | | Journal (article/letter/editorial) | | exhumation: The example of the Central Alps The source of gold for the witwatersrand from ReāOs and UāPb detrital...School of Earth Sciences, ANU, Canberra 0200, Australia (daniela.rubatto@anu.edu.au; joerg.hermann@ anu...Witwatersrand basin in South Africa, which hosts the largest concentration of gold on Earth, is an Archean...Archean system that contains gold and rounded pyrite. The basin has been the focal point of studies devoted...the atmosphere and gold mineralization because of the large accumulation of gold and the presence of |  | Ruiz, J., Valencia, V.A., Chesley, J.T., Kirk, J., Gehrels, G., Frimmel, H. (2006) The source of gold for the witwatersrand from ReāOs and UāPb detrital zircon geochronology. Geochimica et Cosmochimica Acta, 70 (18) doi:10.1016/j.gca.2006.06.1002 | Journal (article/letter/editorial) | | exhumation: The example of the Central Alps The source of gold for the witwatersrand from ReāOs and UāPb detrital...School of Earth Sciences, ANU, Canberra 0200, Australia (daniela.rubatto@anu.edu.au; joerg.hermann@ anu...Witwatersrand basin in South Africa, which hosts the largest concentration of gold on Earth, is an Archean...Archean system that contains gold and rounded pyrite. The basin has been the focal point of studies devoted...the atmosphere and gold mineralization because of the large accumulation of gold and the presence of |  | | Journal (article/letter/editorial) | | Bloemfontein, South Africa University of Arizona, Tucson, AZ, USA d Anglogold Ashanti, Johannesburg, South Africa...Keywords: Witwatersrand ReāOs Modiļ¬ed detrital ores Gold Sulļ¬de a b s t r a c t This study analyzes Re and...Mponeng), the VCR (Mponeng and Tau Lekoa), and the Black Reef (Modder East), as well as native Au in the Carbon...chronologic information, Os mixing diagrams for both gold and sulļ¬de minerals produce realistic mixing trends...sources of minerals present in the Witwatersrand gold deposits. Hypotheses for the origin of mineralization |  | | Journal (article/letter/editorial) | | 1987, 5, 307-322 Metamorphism of the Witwatersrand gold fields: conditions during peak metamorphism G.N...Johannesburg, South Africa Abstract. Pelitic assemblages from all major Witwatersrand gold fields record...pyrophyllite, chloritoid, chlorite and muscovite in each gold field, with less common metamorphic biotite. Accessory...the gold fields. Pressures are less-well constrained, 1-2 kbar being inferred. Outside the gold fields...(re)mobilize gold and may explain its secondary textural features. Key-words: chloritoid; gold; greenschist; |  | | Journal (article/letter/editorial) | | sediments as a sill. If the dolerite were entirely new material, that had not melted out its cavity, there...Pretoria, 1912, is entitled The Geology of the Murchison Range and District; it is by Mr. A. L. Hall, B...on the scale of about 1 inch to 2i miles. The Murchison Range, which attains an elevation of 2,980 feet...suggest correlation with the Swaziland system. The Black Reef and succeeding Dolomite Series of the Transvaal...Country is intrusive into the older rocks of the Murchison range, and occupies as regards age a position |  | | Journal (article/letter/editorial) | | Evolution of the Western Margin of the Kaapvaal Craton, South Africa Justine Tinker CIGCES. Department of Geological...Sciences, University of Cape Town, Rondebosch 7701, South Africa email: Justine@cigces.uct.ac.za Maarten...Sciences, University of Cape Town, Rondebosch 7701, South Africa email: Maarten@cigces.uct.ac.za John Grotzinger...seconds TWT (~ 17km), and totalling ~720km in length. New stratigraphic and structural features are identified...northern margin, (southwards from the Thabazimbi-Murchison Lineament across the western extremity of the |  | | Journal (article/letter/editorial) | | Mestorozhdenii, 2006, Vol. 48, No. 6, pp. 475ā511. Gold-Bearing Reefs of the Witwatersrand Basin: A Model...ore-bearing reefs of the Witwatersrand Basin and its gold resource potential are considered. The results of...of microscopic examination of ore from the Black, Ventersdorp Contact, Carbon Leader, and Vaal reefs...gain of deep ore-bearing gas-saturated fluids. The gold mineralization was formed under conditions of partially...mineral particles, formation of early minerals, etc.). New data on REE specialization of ore-bearing fluids |  | | Journal (article/letter/editorial) | | tectonics, magmatism, and mineralisation of the South African Precambrian shield is discussed. A geosynclinal...for the classification o f mineral deposits. This new classification has revealed hitherto unnoticed genetic...shields. It was, therefore, to be expected that new results might emerge, as suggested b y Leube (1962)...five times as long as the post-Precambrian. The South African shield appears highly suitable for investigations...numerous radiometric age determinations, lead to a new picture of the structure of southern Africa as tentatively |  | | Journal (article/letter/editorial) | | www.elsevier.com/locate/pgeola A petrologist in South Africa: Frederick Henry Hatch and the Witwatersrand...for a textbook on igneous petrology, emigrated to South Africa, where, in the years between 1892 and 1906...All rights reserved. Keywords: History of geology Gold mining The Witwatersrand 1. Introduction The English...Igneous Rocks, which ran to 12 editions, the later ones co-authored with the igneous petrologists Alfred Kingsley...most important parts of his career took place in South Africa between the years 1892 and 1906, during which |  | Hofmann, Axel, Bekker, Andrey, Rouxel, Olivier, Rumble, Doug, Master, Sharad (2009) Multiple sulphur and iron isotope composition of detrital pyrite in Archaean sedimentary rocks: A new tool for provenance analysis. Earth and Planetary Science Letters, 286 (3) 436-445 doi:10.1016/j.epsl.2009.07.008 | Journal (article/letter/editorial) | | detrital pyrite in Archaean sedimentary rocks: A new tool for provenance analysis Axel Hofmann a,ā, Andrey...Sciences, University of KwaZulu-Natal, Durban, South Africa Department of Geological Sciences, University...of the Witwatersrand, Wits 2050, Johannesburg, South Africa b c a r t i c l e i n f o Article history:...Belingwe greenstone belt S isotope Fe isotope pyrite gold mineralisation a b s t r a c t Multiple S (Ī“34S...pyrites from Meso- to Neoarchaean gold and uranium-bearing strata of South Africa are derived from both crustal |  | McCarthy, T.S., Corner, B., Lombard, H., Beukes, N.J., Armstrong, R.A., Cawthorn, R.G. (2018) The pre-Karoo geology of the southern portion of the Kaapvaal Craton, South Africa. South African Journal of Geology, 121 (1) 1-22 doi:10.25131/sajg.121.0006 | Journal (article/letter/editorial) | | of the southern portion of the Kaapvaal Craton, South Africa T.S. McCarthy School of Geosciences, University...Johannesburg, 2050, South Africa Shango Solutions, HHK House, 22 Ethel Street, Johannesburg 2194, South Africa e-mail:...Department of Geosciences, University of Cape Town, South Africa e-mail: branko@iafrica.com.na H. Lombard...Present address: PO Box 469, Struben's Valley, 1735, South Africa e-mail: henri.lombard@gmail.com N.J. Beukes...University of Johannesburg, Auckland Park 2006, South Africa e-mail: nbeukes@uj.ac.za R.A. Armstrong Research |  | | Report (volume) | | 548-0469) Australia Australian Mineral Foundation 63 Conyngham Street Glenside South Australia 5075 Australia...Affiliated East-West Press PVT Ltd G-1/16 Ansari Road New Delhi 110 002 India (Orders: Tel (11) 327-9113 Fax...Fax (11) 326-0538 Japan Kanda Book Trading Co. Tanikawa Building 3-2 Kanda Surugadai Chiyoda-Ku Tokyo...Complex, part of the Barberton greenstone belt of South Africa, represents very early ocean-like lithosphere...argues that the Archaean cratons lacked a rigid upper plate and that continental crust formed and was |  | | Report (Issue volume) | | + 4, Mineral Fe # ā of Australia andā¢ Papua New Guinea ... Geology of the Mineral Deposits of Australia and Papua New Guinea The COVER PHOTOGRAPH shows an aerial...coast of Lihir Island, New Ireland Province, Papua New Guinea. The Ladolam gold deposit lies within the...Resources Development Centre, Port Moresby, Papua New Guinea The Australasian Institute of Mining and...Mines ā 1968 1968 and Papua New Ed. C.L. Knight 1974 1975 and Papua New Eds D.M. Traves and D. King |  | | Book (edition) | | TAPESTRIES. DEPICTING DIAMOND IRON, URANIUM, COAL AND GOLD, DESIGNED AND MADE BY JO AND ERNEST ULLMANN DISPLAYED...OF OF SOUTH AFRICA MINES GEOLOGICAL SURVEY MINERAL RESOURCES OF REPUBLIC OF THE SOUTH AFRICA...mineral resources are extensible in the sense that new deposits can be discovered by exploration, to recover...Second World War, and partly as a result of it, South Africa experienced vast industrial expansion. This...official āhandbook on the mineral resources of South Africa, it has become necessary to revise, or rather |
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