 | | Journal (article/letter/editorial) | | c development of the Sishen South (Welgevonden) iron ore deposit, South Africa, as deduced from ground...Palaeoproterozoic Transvaal Supergroup in the northern Cape Province of South Africa hosts high grade (.60%Fe) hematitic...structure known as the Maremane dome. The bulk of South Africaās iron ore production is currently provided...megaton Sishen iron ore mine on the northern end of the dome, and the smaller Assmang Beeshoek mine on the...the southern closure. The undeveloped Sishen South deposit, which contains ,400 Mt of high-grade hematite |  | | Journal (volume) | | Banded Iron Formation-Hosted Hematite Ore Deposits John G. McLellan and Nicholas H. S. Oliver 185 Part...Warren Thorne, Steffen Hagemann, Adam Webb, and John Clout v 197 Chapter 9: The Itabirites of the...Approach to the Sishen South Iron Ore Deposit, Northern Cape Province, South Africa, and Its Implication...Deposit, Simandou Range, Republic of Guinea, West Africa I. L. Cope, J. J. Wilkinson, A. J. Boyce, J. B...ore exploration project in the Northern Cape province of South Africa. He completed his B.Sc. (Hons) |  | | Journal (article/letter/editorial) | | (CPO) OE HEMATITE ORES EROM THE SISHEN MINE, NORTHERN CAPE PROVINCE, SOUTH AERICA H. SIEMES Institut fCir...siemes@rwth-aachen.de Ā© 2013 June Geological Society of South Africa ABSTRACT Banded iron fonnatiotis (BIFs) are...(e.g. siderite, ankerite) and silicates (e.g. greenalite, gtTmerite). The BIFs are tratisforined to high...can be determined by neutron diffraction and the local texture on small areas of polished sections by electron...types (including a conglomerate pebble) of the Sishen Mine is characterized by a weak, usually circular |  | | Book | | of Canada, and of the Transvaal Supergroup of South Africa, are syntheses considerably superior t o any...University, Auckland Park, PO 524, Johannesburg 2000, South Africa. J.A. BUNTING Exploration Department, BHP...Australia. E.C. PERRY, J R . Department of Geology, Northern Illinois University, De Kalb, Illinois 60115,...DEPOSITIONAL BASIN O F THE TRANSVAAL SUPERGROUP. SOUTH AFRICA N.J. Beukes Introduction . . . . . . . . ..... . . . . . . . . . . . . . . . . . . . . . The Cape Smith-Wakeham Bay basin . . . . . . . . . . . . |  | Tsikos, H., Beukes, N. J., Moore, J. M., Harris, C. (2003) Deposition, Diagenesis, and Secondary Enrichment of Metals inthe Paleoproterozoic Hotazel Iron Formation, Kalahari Manganese Field, SouthAfrica. Economic Geology, 98 (7) 1449-1462 doi:10.2113/gsecongeo.98.7.1449 | Journal (article/letter/editorial) | | Hotazel Iron Formation, Kalahari Manganese Field, South Africa HARILAOS TSIKOS,ā ,* NICOLAS J. BEUKES, Geology...2006, South Africa JOHN M. MOORE, Geology Department, Rhodes University, Grahamstown 6140, South Africa...Geological Sciences, University of Cape Town, Rondenbosch 7700, South Africa Abstract The Kalahari manganese...manganese field in the Northern Cape province, South Africa, is a world-class manganese resource (ca. 8 billion...two areas of the Kalahari manganese field, in the south and in the north of the field, which respectively |  | | Journal (article/letter/editorial) | | (Karatau, Khubsugul, and South China basins), Australia (Georgina basin), Africa Fig. 1. Geological structure...Karatau range (Kazakhstan). (b) Section of the northern Tszyangsi Province (Bushinskii, 1966). (c) Section...Depression (Bushinskii, 1966). (d, e) Sections in the northern Sinan Depression (Bushinskii, 1966). (1) Gneisses...(11) Mn-bearing rocks. (Upper Volta, Benin), and South America (Minas Gerais basin). North America is the...FeāMn hydroxides. These ore minerals constitute local autonomous laminae alternating with thin layers |  | KUNZMANN, M., GUTZMER, J., BEUKES, N. J., HALVERSON, G. P. (2014) DEPOSITIONAL ENVIRONMENT AND LITHOSTRATIGRAPHY OF THE PALEOPROTEROZOIC MOOIDRAAI FORMATION, KALAHARI MANGANESE FIELD, SOUTH AFRICA. South African Journal of Geology, 117 (2) 173-192 doi:10.2113/gssajg.117.2.173 | Journal (article/letter/editorial) | | MOOIDRAAI FORMATION, KALAHARI MANGANESE FIELD, SOUTH AFRICA M. KUNZMANN Department of Mineralogy, Technical...Johannesburg, P.O. Box 524, Auckland Park 2006, South Africa email: j.gutzmer@hzdr.de N.J. BEUKES Paleoproterozoic...Johannesburg, P.O. Box 524, Auckland Park 2006, South Africa e-mail: nbeukes@uj.ac.za G.P. HALVERSON Department...halverson@mcgill.ca Ā© 2014 December Geological Society of South Africa ABSTRACT The Paleoproterozoic Mooidraai Formation...Hotazel Formation in the Kalahari Manganese Field, South Africa. Although it occupies an important stratigraphic |  | | Book | | 2. Model Test Area: Moanda Deposit, Gabon, West Africa 2.2.2.1. Introduction 20 20 23 23 23 25 25 27...Postmasburg Region, Griqualand West, Cape Province, South Africa 3.3.1. Geological Setting 3.3.2. Genesis...Manganese Ore Formation Manganese Ore Deposits of North Africa: Imini, Morocco 3.4.1. Geological Setting 3.4.2...ancient glaciers, and the glaciation epoch of the northern countries - in Scotland, in Scandinavia, in Finland...northeastern part of Russia, in states of Canada and the Northern Ameriea - they are found here in rivers, where |  | | Journal (article/letter/editorial) | | of the Griqualand West Sequence, Northern Cape Province, South Africa, in comparison with other Precambrian...Universityof Stellenbosch, 7600 Stellenbosch, South Africa Received 30 August 1993;revised versionaccepted...Asbestos Hills Subgroup (Transvaal Supergroup, South Africa) have been sampled. 142 major and trace element...an underground mine and an open pit mine were carried out. Out of these 19 open pit mine samples were excluded...Geological Survey, Private Bag X112, 000l Pretoria, South Africa. 0301-9268/95/$09.50 Ā© 1995 ElsevierScienceB |  | | Report (issue) | | famous Mesoarchean Witwatersrand Supergroup in South Africa that contains Earthās largest gold-uranium deposits...post-depositional processes in uranium ores at the Stanleigh mine, Elliot Lake, Ontario, Canada.....................glacier-associated sediments of the Neoproterozoic of south China: Oceanic anoxia or sulfate limitation? .....botryoids at a 350 Ma fossil warm spring at the Tynagh mine, Ireland: (A) The top surface (field of view measures...seepage mound favoredādepending on solutes and local pHādevelopment of siderite, ferrous hydroxide, and/or |  | | Journal (article/letter/editorial) | | ophiolitic and orogenic zones. The Buckeye manganese mine in the Franciscan Complex of the California Coast...essential fluxes: a sub-seafloor source ofMn, a local source of very soluble silica and a source of relatively...siderite, calcite "'magnetite" bixbyite balangeroitc greenalite. "serpentine" howieite zussmannite? pennantite...describe brown Mn-silicates from the Eadd-Buckeye district (Trask, 1950, p.288). However, the name bementite...California and Washington (U.S.A.), Japan, New Zealand, northern Italy, Switzerland, and Austria. In many respects |  | | Book | | Hamersley Basin of Australia, the Transvaal of South Africa, and the Lake Superior and Labrador Trough regions... carbonate (siderite or ankerite), silicate (greenalite, stilpnomelane, minnesotaite), and sulfide (mostly...probably indistinguishable tex- Ā° Silicates greenalite Minnesota Labrador Western Australia chamosite...by French (1973). The most common minerals are greenalite, a 7A serpentine-like mineral; stilpnomelane...convert. Of the three most abundant minerals, greenalite and stilpnomelane are thought to be primary, |  | | Book | | Bruckard CSIRO Mineral Resources Flagship, Clayton South, VIC, Australia J.M.F. Clout Ironist Pty Ltd, Nedlands...Deev CSIRO Mineral Resources Flagship, Clayton South, VIC, Australia E. Donskoi CSIRO Mineral Resources...Flagship, Clayton South, VIC, Australia N. Haque CSIRO Mineral Resources Flagship, Clayton South, VIC, Australia... Clayton South, VIC, Australia R.J. Holmes CSIRO Mineral Resources Flagship, Clayton South, VIC, Australia...Jahanshahi CSIRO Mineral Resources Flagship, Clayton South, VIC, Australia A. Jankovic Metso Process Technology |  | | Book | | Germany Maarten J. de Wit, Port Elizabeth, South Africa FranƧois M. Roure, Rueil-Malmaison, France ...borders of Namibia and South Africa. They were split up in the Mesozoic during the south Atlantic Ocean openingā...Ortelius was the ļ¬rst to recognize the match of the South American and African Atlantic margins (Ortelius...translated to āif comparisons are made between Asia, Africa and Europe, it is clear that different areas in...Kontinente und Ozeane, Alfred Wegener considered South America, Africa, India and Australia as the main parts of |  | | Book | | important but complex issue of the social license to mine. The ļ¬nal chapter provides a lively discussion of...Hitzman, Richard Kyle, Kurt Kyser, Eric Marcoux, John Thompson and Olivier Vidal for reading selected...knowledge of mineral economics and global trade from local media and other popular sources of information,...Ganino, Jon Hronsky, Emilie Janots, Elaine Knuth, John Ludden, Tony Naldrett, JĆ©rĆ“me Nomade, Michel Piboule...the Global Mineral Market The Social Licence to Mine. . . . . . . . . . . . . . . . . . 6.8.1 Pebble |  | | Report (issue) | | Harland 279 The recognition of ancient glaciations John C. Crowell . 289 Quaternary glacial deposits:...25 Choudhuri, 1980 Gibb, 1980 Birrimian, West Africa 2.3-1.95 Sillitoe, 1979 Lynn Lake, Manitoba...the U.S. GeoĀ¬ logical Survey [USGS]). In southern Africa, Proterozoictype conditions began about 3.0 b.y...tectonic evolution are the Telemarkian orogen of South Norway as a remnant of a Cordilleran-type contiĀ¬...Granulite-Gneiss Belts Age (b.y.) Namaqua-Natal, South Africa 2.0-1.0 Tankard and others, 1982 Svecokarelian |  | | Book (edition) | | ā¢ t --ā¢- """"" ' The Lornex copper-molybdenum mine and plant, Highland Valley, British Columbia. (By...MINERAL DEPOSITS THIRD EDITION REVISED PRINTING JOHN WILEY & SONS Mead L. Jensen Professor of Geology...TORONTO CopyrightĀ© 1942, 1950, 1979, 1981, by John Wiley & Sons, Inc. All rights reserved. Published...should be addressed to the Permissions Department, John Wiley & Sons. Library of Congress Cataloging in...measurements have been retained in specific cases such as mine levels when measured in feet, values of gold and |  | | Book | | and Geologic Factors Affecting Its Distribution John A. Barron 164 vi CONTENTS PART III: BEDDED...in the Jurassic Siliceous Rocks of the Inuyama District, Central Japan 181 Ryo Matsumoto 9 Chert-Hosted...their classifications, as Lucien Cahen has done in Africa and the Tectonic Map Committee in Australia. If...are not necessarily equivalent worldwide, because local repetitions are common. As Cahen pointed out, a...important in the Swazian (3.4 b.y) near Havelock, South Africa, and in the 2.9-b.y.-old Keewatin volcanics |  | | Book | | Corporation of South Africa, the Chair of Economic Geology at Rhodes University, South Africa, and since...appointments at the Astrobiology Centre, University of New South Wales, Sydney, and the China University of Geosciences...which has included work in Europe, southern Africa, South East Asia, New Zealand, the southwest Pacific...Felsic Phase of the Bushveld Igneous Complex, South Africa . . . . . . . . . . . 4.3.6 The Sn-W Deposits.... . . . . . . . 4.4.4 Sabie-Pilgrimās Rest, South Africa . . . . . . . . . . . . . . . . . 4.4.5 Capricorn |  | | Journal (article/letter/editorial) | | Goldļ¬eldite Gorceixite Goyazite Graphite Gratonite Greenalite Greenockite Gregoryite Greigite Groutite Grumiplucite...salinity as a result of devolatilization of subducted South Pennic rocks. During the Paleogene orogeny under...hanging wall. During a subsequent mining period, the mine was re-opened to recover sideritic parts of the...you look for a mine look near a mineā. This includes the imperative āif you look for a mine look for smelting...also for the chrome diopside found at Outukumpu mine, a mineral that is ļ¬rst and foremost recognized | | | Journal (article/letter/editorial) | | Goldļ¬eldite Gorceixite Goyazite Graphite Gratonite Greenalite Greenockite Gregoryite Greigite Groutite Grumiplucite...salinity as a result of devolatilization of subducted South Pennic rocks. During the Paleogene orogeny under...hanging wall. During a subsequent mining period, the mine was re-opened to recover sideritic parts of the...you look for a mine look near a mineā. This includes the imperative āif you look for a mine look for smelting...also for the chrome diopside found at Outukumpu mine, a mineral that is ļ¬rst and foremost recognized |  | | Report (issue) | | --Aluminum and bauxite, by Sam H. Patterson and John R. Dyni ------------Antimony, by M. H. Miller -...----------------------------------------------Clays, by John W. Hosterman --------------------------------------------Coal...----'-----------------------------------------------Cobalt, by John S. Vhay, Donald A. Brobst, and Allen V. Heyl --... William C. Culbertson, George E. Ericksen, and John R. Dyni ------------------------Feldspar, by Frank...Bodenlos and T. P. Thayer ------------Manganese, by John Van N. Dorr II, Max D. Crittenden, Jr., and Ronald |  | | Book | | the University of Oxford. I am very grateful to John Woodhouse and the departmental staff who accommodated...improved both the style and content. They include John Taylor (copyediting), Judith Kinnaird and Dave Waters...(Chapter 4), John Parnell and Harold Reading (Chapter 5), and Mark Barley, Kevin Burke, and John Dewey (Chapter...Billiton in London and the Geological Society of South Africa Trust. My colleagues at Wits were extremely...PGEbearing Merensky Reef, Bushveld Complex, South Africa. This unit and the ores within it can be altered |  | | Report (issue) | | Platinum Symposium in Rustenburg, Republic of South Africa. The abstract volume for this meeting contained...mineralization, in countries like the Republic of South Africa, Canada, and Finland. Over the last five or...platinum-group minerals (PGM) beginning with a South African publication (Cabri, 1972) and culminating...of PGE deposits, ranging from the very important South African deposits to less well-developed PGE mineralization...Australia Durham, North Carolina Cape Town, Republic of South Africa Lyndon, Washington College Park, |  | | Book | | and Onverwacht Groups (Swaziland Supergroup), South Africa 1.5.3 Controversial Microfossils Previously...Proterozoic Earth Donald R. Lowe, Nicolas J. Beukes, John P. Grotzinger, Raymond V. Ingersoll, Joseph L. Kirschvink... viii Contents 2.2 Proterozoic Sedimentary Basins John P. Grotzinger, Raymond V. Ingersoll 2.2.1 Introduction...IronFormation Deposition in the Transvaal Supergroup, South Africa 4.3.3 Paleoenvironmental Interpretation of IronFormation...Microfossils: Prokaryotes and Protists Carl V. Mendelson, John Bauld, Robert J. Horodyski, Jere H. Lipps, Toby |
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