 | | Journal (article/letter/editorial) | | 1007/s00126-012-0403-x ARTICLE The O’okiep Copper District, Namaqualand, South Africa: a review of the geology with...Abstract The O’okiep Copper District is the oldest formal mining area in South Africa. Between 1852 and...the 2,500 km2 area yielded two million tons of copper from 32 mines ranging in ore tonnages from 140...Koperberg Suite. Almost all of the copper in the O’okiep District occurs in the Koperberg Suite, of which...it is one of only two world examples of economic copper mineralization in rocks of the anorthosite–charnockite |  | | Journal (article/letter/editorial) | | Springer-Verlag 1976 The Copper Deposits of the O'Okiep District, South Africa: New Data and Concepts E...Ltd., Springbok, 8240, South Africa The copper deposits of the O' okiep District rank amongst the top...extension of the 1200 m.y. Kibaran orogenic belt. Copper mineralization is linked to cross-cutting bodies...non-ore-bearing noritoids. The Ticontents of magnetite are below 0. 1%; there are significant c h r o...exsolution lamellae contain up to 14% ZnO. The copper sulphides occur as granular aggregates with silicates |  | | Journal (article/letter/editorial) | | from tungsten deposits in western Namaqualand, South Africa: implications for ore genesis and the timing...W(Mo) deposits in the Okiep copper district in western Namaqualand, South Africa. Apparently, stratabound...Re±Os ages for molybdenites from four deposits (Nababeep Tungsten Far West, Kliphoog, Narrap, Tweedam)...granulite facies terrane in western Namaqualand, South Africa. Both epigenetic and syngenetic models have...located in the Okiep copper district of western Namaqualand, North Cape Province, South Africa, which is part |  | CLIFFORD, T. N., BARTON, E. S., RETIEF, E. A., REX, D. C., FANNING, C. M. (1995) A Crustal Progenitor for the Intrusive Anorthosite--Charnockite Kindred of the Cupriferous Koperberg Suite, O'okiep District, Namaqualand, South Africa; New Isotope Data for the Country Rocks and the Intrusives. Journal of Petrology, 36 (1) 231-258 doi:10.1093/petrology/36.1.231 | Journal (article/letter/editorial) | | WITWATERSRAND, PRIVATE BAG 3, WITS 2050, JOHANNESBURG, SOUTH AFRICA "BERNARD PRICE INSTITUTE FOR GEOPHYSICAL RESEARCH...UNIVERSITY OF THE WITWATERSRAND, JOHANNESBURG, SOUTH AFRICA 'DIVISION OF EARTH, MARINE AND ATMOSPHERIC SCIENCE...SCIENCE AND TECHNOLOGY, CSIR, PRETORIA, SOUTH AFRICA •DEPARTMENT OF EARTH SCIENCES, UNIVERSITY OF LEEDS...suggest mines have been established in the O'okiep District in the a crustal-melt source for the intrusive...metamorphism in the O'okiep District is The two principal copper-producing areas in South recorded by a Rb-Sr |  | | Journal (article/letter/editorial) | | - M o mineralization in western Namaqualand, South Africa J.G. R a i t h Institut fiir Geowissenschaften...the western Namaqualand Metamorphic Complex, South Africa. It intruded synkinematically, with respect...Cu-bearing mafic intrusives in the west (Okiep C o p p e r District; L o m b a a r d et al., 1986 ). Tungsten...following paper, are also present in the Okiep C o p p e r District. Earlier studies concluded that these...tungsten deposits and their host rocks in the Okiep Copper District have been critically reinvestigated. The |  | | Journal (article/letter/editorial) | | desulfidation Koperberg Suite, Namaqualand, South Africa of the cupriferous R. H. BOER,’ F. M. MEYER...University of the Witwatersrand, WITS 2050, South Africa ‘Department of Geology, University of the Witwatersrand...Witwatersrand, Private Bag 3, WITS 2050, South Africa (Received January 14, 1993; accepted in revised...facies terrane in the northwestern Cape Province of South Africa. Rock types include pyroxenite, norite...glimmerite and host an important repository of copper ore. This paper reports petrographic and stable |  | | Journal (article/letter/editorial) | | WOawas produced, occur in theOkiepcopper district, South Africa, whichispartofa high-temperature, low-pressure...qualand Metamorphic Complex, NorthCapeprovince, South 0361-0128/95/1764/1934-21 $4.00 1934 TUNGSTEN...NAMAQUALAND SUITE Early to synorogenic granitoids (Nababeep Granite Gneiss, Modderfontein Granite Gneiss)...Lombaard et al.,1986)andlocation oftheOkiepcopper district, NorthCapeprovince, SouthAfrica.Onlymajorsupracrustal...boreholes(FMS,Flat MineSouth;WHS,WhealHeathSouth)areshown. Africa,thatformspartof theextensive Namaqua-Natal oro- |  | Clifford, Tom N., Stumpfl, Eugen F., Burger, Alwyn J., McCarthy, Terence S., Rex, David C. (1981) Mineral-chemical and isotopic studies of Namaqualand granulites, South Africa: A grenville analogue. Contributions to Mineralogy and Petrology, 77 (3) 225-250 doi:10.1007/bf00373538 | Journal (article/letter/editorial) | | Isotopic Studies of Namaqualand Granulites, South Africa: A Grenville Analogue Tom N. Clifford, 1 Eugen...University of the Witwatersrand, Johannesburg, South Africa 2 Montan-Universitgt, Leoben, Austria 3 National...Physical Research Laboratory, C.S.I.R., Pretoria, South Africa 4 Department of Earth Sciences, University of...Abstract. The northwestern part of South Africa and southern South-West Africa/Namibia is amongst the most...most extensive granulite terranes in Africa. This work reports the results of electron microprobe studies |  | | Journal (article/letter/editorial) | | granulite facies transition in the Okiep Copper District, South Africa J.G. Raith Institute of Geological...granulite amphibolite facies transition in the Okiep Copper District in western Namaqualand. Low-pressure mafic...granulites are mainly found in metagranitoids (Nababeep Gneiss) and supracrustal sequences (Khurisberg...(Khurisberg Subgroup) in the southern granulite facies Okiep domain; they include low-MgO as well as Mg-rich ol-normative...volcano-sedimentary rocks of the Lammerhoek Subgroup in the northern Steinkopf domain. All metabasites were metamorphosed |  | | Journal (article/letter/editorial) | | Springer-Verlag 1983 The Copper-Bearing Basic Rocks of Namaqualand, South Africa J. R. Mclver and T. S....Johannesburg B. de V. Packham O'okiep Copper Company Limited Nababeep Copper mineralisation is associated with...irregularly-shaped bodies within the gneissic terrain of the Okiep District. These basic rocks comprise the so-called Koperberg...constitute one of the three major copper producers in South Africa. While a metasomatic origin was briefly...the geology of the Okiep Copper District (Fig. 1) and sevThe existence of the copper-bearing eral theories |  | | Journal (article/letter/editorial) | | Metamorphic Rocks and Intrusives in Namaqnaland, South Africa by T. N. CLIFFORD, 1 J . GRONOW,2 D. C. R E...University of the Witwatersrand, Johannesburg, South Africa; * Department of Geology, University of Leeds...R., Pretoria, South Africa ABSTRACT The metamorphic sequence in the Nababeep district of Namaqualand...elements of the Precambrian terrain in the Cape Province of South Africa are: (a) an important suite of metamorphosed...± 4 0 m.y. (De Villiers & Burger, 1967). To the south of the Orange River and to the west of Prieska-MarydaleIJoarntl |  | | Journal (article/letter/editorial) | | Low-P/high-T metamorphism in the Okiep Copper District, western Namaqualand, South Africa J . G . R A I T H1 AN...9EH Edinburgh, UK A B S TR A C T The Okiep Copper District, part of the 1.2–1.0 Ga high-grade terrane...Kibaran high-grade metamorphism in the Okiep Copper District is thermally punctuated and (b) reaction...high-temperature metamorphism; Namaqualand, Okiep Copper District; polymetamorphism; thermobarometry. I NTR...The Namaqualand Metamorphic Complex (NMC) of South Africa is a well-documented example of an IBC low-P |  | | Journal (article/letter/editorial) | | Cu-sulphide ores at Carolusberg and East Okiep, Namaqualand, South Africa Received: 12 April 1999 / Accepted:...Abstract Cu-sulphide ores at Carolusberg and East Okiep have Cu/Ni ratios of up to 80, an order of magnitude... due to the paucity of refractory ores in the district. Assimilation of Cu-rich country rocks during...The Cu-sulphide ores of the Okiep district of Namaqualand, South Africa (Fig. 1), remain one of the more...more enigmatic mineral deposits in southern Africa. The ores are hosted by the pyroxenitic and, to a |  | | Book | | fhistoryOO00smal Aspects of the History of Copper mining in Namaqualand 1846-1931 for Aunt Epie and...History of Copper mining in Namaqualand 1846-1931 John M Smalberger C. STRUIK (PTY) LTD. CAPE TOWN JOHANNESBURG...Africana Specialist and Publisher, 56 Wale Street, Cape Town © Jj. M. Smalberger 1975 ISBN 0 86977 043...Reinders Printed in South Africa by Printpak (Cape) Limited, Dacres Avenue, Epping, Cape Contents Acknowledgements...Hondeklip Bay Port Nolloth Spectakel Nababeep Concordia O’ okiep Epilogue Tables Source list and bibliography |  | MAIER, W. D., ANDREOLI, M. A. G., GROVES, D. I., BARNES, S.- J. (2012) PETROGENESIS OF CU-NI SULPHIDE ORES FROM O'OKIEP AND KLIPRAND, NAMAQUALAND, SOUTH AFRICA: CONSTRAINTS FROM CHALCOPHILE METAL CONTENTS. South African Journal of Geology, 115 (4) 499-514 doi:10.2113/gssajg.115.4.499 | Journal (article/letter/editorial) | | ORES FROM O’OKIEP AND KLIPRAND, NAMAQUALAND, SOUTH AFRICA: CONSTRAINTS FROM CHALCOPHILE METAL CONTENTS...maier@oulu.fi M.A.G. ANDREOLI South African Nuclear Energy Corporation, South Africa; School of Geosciences...University of the Witwatersrand, Johannesburg 2000, South Africa e-mail: marco.andreoli@necsa.co.za D.I. GROVES...Society of South Africa ABSTRACT The petrogenesis of sulphide ores in the O’okiep district has remained...additional IOCG deposits elsewhere in southern Africa. The model also predicts an enhanced potential |  | | Journal (article/letter/editorial) | | University of the Witwatersrand, Johannesburg, South Africa e Department of Earth Sciences, Parks Road,...Anglo-American Mining Corporation, Aggeneys, Northern Cape, South Africa Received 19 January 2006; received in...and “wraps” the Archaean Kaapvaal Craton to the south and west. The Orogen includes the western ultra-hightemperature...Orogen wraps the Archaean Kaapvaal Craton to the south and west, and is truncated by the Neoproterozoic...Small inset map shows position in southern Africa. C—Cape Fold Belt (Triassic), D/G/M—Damaran/Gariep/Mozambique |  | | Journal (article/letter/editorial) | | THE NABABEEP NEAR WEST TUNGSTEN MINE, SOUTH AFRICA SouthAJrica P. G. Sonr.rct,O'okiepCopperCompany,Ltd...ferberite-wolframite deposits in the Namaqualand copper district are restricted to several bands of sedimentary...mineralization in the Nababeep Near West mine and with the mineralogy of the ore. fNrnoDucrIoN Nababeep is situated...situated about 300 miles north of Cape Town in the well dissectedescarpment belt of Little Namaqualand separating...plateau from the Atlantic coastal plain. copper deposits of this district have been mined since 1850 and with |  | | Journal (article/letter/editorial) | | te-phlogopite paragenesis from Namaqualand, South Africa T. N. CLIFFORD, x E. F. STUMPFL, ~ ANDJ. R....te-phlogopite-spinel rock from Namaqualand, South Africa. These data are considered in relation to experimental...Kheis System (Martin, 1965, p. 59). In the Nababeep district the structural succession comprises (Benedict...gneiss; Springbok granulite, quartzite, and schist; Nababeep gneiss; Concordia granite and gneiss with Wolfram...thermal dome (Joubert, I97 I, p. I23). The Nababeep district lies on the western Side of its culmination |  | | Journal (article/letter/editorial) | | Bushmanland, South Africa Russell Bailie Department of Geological Sciences, University of Cape Town, Private...Private Bag, Rondebosch, 7700, South Africa Present address: Paleoproterozoic Mineralisation Research Group...Box 524, Auckland Park, Johannesburg, 2006, South Africa e-mail: russellb@postgrad.uj.ac.za Richard...Sciences, University of Cape Town, Private Bag, Rondebosch, 7700, South Africa e-mail: dlr@geology.uct...of South Africa ABSTRACT The central Bushmanland portion of the Namaqua Province of South Africa is |  | | Journal (article/letter/editorial) | | Vol. 88, 1993, pp. 590-605 Petrochemistryof the Okiep CopperDistrict BasicIntrusiveBodies, NorthwesternCape...Box3, Wits2050,Republic of SouthAfrica Abstract Copper mineralizationis associated with noritic and pyroxeniticrocksin...scontain pyrrhotiteand chalcopyrite.Hence, the Okiep orescannotbe primarymagmaticsulfides. Geochemicalevidenceis...1990). However, Mclver et al. (1983) arguedthat COPPER mineralizationwasfirst reportedby Euro- they were...as having sequenceof metasedimentaryrocks (the Okiep formedby immiscibilityof sulfideliquid from a basic |  | Duchesne, Jean-Clair, Auwera, Jacqueline Vander, Liégeois, Jean-Paul, Barton, Erika S., Clifford, Tom N. (2007) Geochemical constraints of the petrogenesis of the O’okiep Koperberg Suite and granitic plutons in Namaqualand, South Africa: A crustal source in Namaquan (Grenville) times. Precambrian Research, 153 (1) 116-142 doi:10.1016/j.precamres.2006.11.005 | Journal (article/letter/editorial) | | Koperberg Suite and granitic plutons in Namaqualand, South Africa: A crustal source in Namaquan (Grenville) times... Université de Liège, Sart Tilman, Belgium b Africa Museum, Section de Géologie Isotopique, Tervuren...Johannesburg, South Africa d School of Geosciences, University of the Witwatersrand, Johannesburg, South Africa...Orogeny (late Mesoproterozoic) in the O’okiep District is characterized by two tectono-magmatic episodes:...(1040–1020 Ma), which includes the intrusion of the copper-bearing Koperberg Suite and the Rietberg Granite |  | | Journal (article/letter/editorial) | | Trelavour, biotite, 79 WALES (Cymru) Nantycagal mine, Ceulanywaesmawr, Cardiganshire, wroewolfeite, I...Nantlle, Carnarvonshire, 'woodwardite', 644 Lewis (South Harris) Loch Dubh Sletteval, harzburgite, peridotite...(Italia) Capo Pula, Sardinia, barrerite, 2o8 Cassagna mine, Eastern Liguria, volborthite, 794 Colle Ciabonet...aluminian hornblende, 3ro8 India Kajlidongri, Jhabua district, Madhya Pradesh, 'winchite', 395 Nammakal, Tamil...ortho- and clinopyroxenes, 788 Sittampundi, Salem District, Tamil Nadu, sapphirine, 523 Sri Lanka Charnockite |  | | Book (edition) | | Southern Africa a Collector’s Guide ■ Rocks, Minerals and Gemstones of Southern Africa & — - ... T ~ '' .rats en&nes L of Southern Africa A Collector’s Guide - Struik Publishers (an operating...Ltd.) Struik House Oswald Pirow Street Foreshore, Cape Town 8001 First edition 1976 Second edition 1983...©E.K. Macintosh Cover design by Neville Poulter, Cape Town Lithographic reproduction by Tien Wah Press...Ltd, Singapore Photoset by McManus Bros (Pty) Ltd, Cape Town Printed and bound by Interpak, Pietermaritzburg |  | | Journal (article/letter/editorial) | | BUSHMANLAND, SOUTH AFRICA By JOHN W . WEITZ F7, Villa Capri, Mouille Point, Cape Town, So. Africa If you...bounded on the North by the Orange River and on the South by a line drawn from Loeriesfontein to Brandvlei...(Tillite and Shales) of the Karroo System, while the Northern region is composed of granite and gneiss including...Pre-Damara, Damara, Kheis, Kraaipan, etc. of the South African Primitive Systems. Bushmanland is so called...called because in the early days of the Cape Colony, this territory was a stronghold of the Bushmen. These |  | | Book (edition) | | OF OF SOUTH AFRICA MINES GEOLOGICAL SURVEY MINERAL RESOURCES OF REPUBLIC OF THE SOUTH AFRICA...Second World War, and partly as a result of it, South Africa experienced vast industrial expansion. This...official ‘handbook on the mineral resources of South Africa, it has become necessary to revise, or rather...reason of the great diversity and magnitude of South African mineral deposits and local mining operations...Chamber of Mines of South Africa with Mr G. H. Grange as co-ordinator, and the South, African mining industry; |
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