 | | Journal (issue) | | 0026-4628 ‘Continued on p. 247 Articles The Outlaw mine, Nye County, Nevada ..............................J. P. Cassedanne & L. Barreto The Messina mining district, South A frica .............................Valley Road Watsonville, California 95076 The Outlaw mine has long been known as an occurrence o f rare and...benjaminite, fo r which it is the type locality. The mine has been idle fo r more than 60 years, and because...More than 30 minerals have been identified from the mine and studies continue on the sulfosalt mineralogy |  | | Journal (issue) | | net Famous Mineral Localities: The Berezovsk District, Sverdlovsk Oblast, Russia .....................quartz in the Artonvilla mine, Messina District, Limpopo Province, South Africa .........................know, we supplied a DVD on the famous Pederneira mine with the May-June issue. This DVD is a supplement...staff of the British Museum (Natural History) in South Kensington on October 1, 1957, as Assistant Scientific... and he was in constant demand as a speaker at local clubs and societies. Three of his most popular talks--delivered |  | | Journal (article/letter/editorial) | | An UnusualHydrothermal CopperDepositat Messina, South Africa J. B. E. JACOBSEN' ANDT. S. •{CCARTHY Abstract...ne passingthrough the Artonvilla mine. The orebodiesin the district include breccia pipes, fissure deposits...the latter being best developedin the Artonvilla mine, where four separatelodesare developed. The EmeryLodeis...sequenceof complexly foldedmetasediments of the Limpopo Group. Table 1 showsa broad outline of the regional...regional stratigraphic sequence and lithologyaround Messina. Rocks in the immediatevicinityof the minesrevealgranulite |  | | Journal (article/letter/editorial) | | Department of Geology, University of Natal, Durban (South Africa) (Received August 15, 1973, revision accepted...margin particularly within the Zambezi and the Limpopo belts. The distribution of the associated early...development were due to thermal highs centred on the Limpopo mobile belt and possibly the Zambezi belt. INTRODUCTION...of the international metamorphic map of southern Africa b a s e d o n t h e c o n c e p t o f m e t a m...post-Shamvaian. (4) The granites and granitic gneisses. (5) Limpopo Group metasediments. ANCIENT BASEMENT RELICS -- |  | | Journal (article/letter/editorial) | | belt of northwest Scotland and the Limpopo belt of southern Africa (Table 1) are in different sub-belts...Malagasy Sakeny Boulanger 1959 Limpopo, southern Africa Messina layered intrusion Hor et al1975,...1974, J. D. Sills et ai, in preparation Limpopo, southern Africa Neshuro complex and Chingwa-Ma-Karorro...1973), Labrador (Bridgwater et al 1975), and the Limpopo belt (Barton et al 1977b). Metamorphic ages are:...West Greenland 3.6 to 3.8 Ga B.P., Labrador 3.6, Limpopo 3.86 ± 0.12; younger gneisses, West Green land |  | | Journal (article/letter/editorial) | | illustrating the nature of Archean volcanismin southern Africa and elsewhereare made available for purposesof...mineralization. The Archean mineralization of southern Africa is briefly compared and contrasted with that of...the easternpart southern Africa. of Botswana, the northeasternsegment of South The purposes of this paperare...paperare, briefly,to consider Africa, and Rhodesia,the shield consistsof two crathe nature and distribution...GREENSTONE BELT LITHOLOGICAL UNITS RHODESIA/BOTSWANA SOUTH AFRICA/SWAZILAND Sedimentary unit ShamraJah Mafic-to-l'el$ic |  | | Journal (article/letter/editorial) | | geochronologic data from the Limpopo belt at Pikwe, Botswana, southern Africa MARTHA H HICKMAN JUHN wAKtrliiLD...of gneiss units in the Limpopo orogenic belt at Pikwe, Botswana, southern Africa, confirms two previously...Great Dyke (2,600 ± 1 2 0 m.y. ago), which cut Limpopo belt gneiss units to the north in Rhodesia. In...words: geocbrotiology, Limpopo orogenic belt, Rb-Sr isotopes. INTRODUCTION The Limpopo orogenic belt trends...the granite-greenstone cratons of Rhodesia and South Africa. It is a zone of intensely deformed, high-grade |  | | Journal (article/letter/editorial) | | metamorphosed banded iron formations, Northern Province, South Africa Received: 4 July 1996 / Accepted: 7 January...ore would be quite unique in a South African context as South Africa is well endowed with high-grade...the largest integrated steel manufacturer in South Africa, employs a 40-year raw materials resource plan...0001, South Africa G.J. Jonck Pilot Plant, Iscor Ltd, PO Box 450, Pretoria 0001, South Africa Sishen...potential of low-grade iron ore occurrences in South Africa. This was to ensure reserves in the long term |  | 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 |  | | Report (issue) | | American Corporation of South Africa for views of Wankie Colliery and the Trojan nickel mine, and to the Photographic... The Great Dyke and Satellites 24 24 42 The Limpopo Mobile Belt . Northern Marginal Zone Central Zone...Karoo 85 86 86 Page 89 Upper Karoo Sabi-Limpopo Basin Lower Karoo Upper Karoo Coalfields Karoo...near Salisbury. facing page 23 IV Trojan Nickel Mine, near Bindura. facing page 33 V The Great Dyke...Complex. VI Chrome seam in the Great Dyke, Vanad Mine. VII Lower Karoo Landscape. No. 1 Colliery, Wankie |  | Bineli Betsi, Thierry, Mokane, Lebogang, McFarlane, Chris, Phili, Kelebogile, Kelepile, Tebogo (2020) Multistage gold mineralization events in the Archean Tati greenstone Belt, northeast Botswana: Constraints from integrative white mica Ar/Ar, garnet U-Pb and sulfides Pb/Pb geochronology. Precambrian Research, 339. 105623 doi:10.1016/j.precamres.2020.105623 | Journal (article/letter/editorial) | | coincides within error with the first Neoarchean 42 Limpopo-Liberian Orogeny (2.70-2.65 Ga), granitoids intrusion...within error with 46 the 2.05-1.95 Ga second Limpopo-Liberian tectonic cycle, herein considered to have...worldwide, suggesting our results are not solely of local/regional interest, but 54 can be used to characterize...in the Archean 69 greenstone belts of Canada, South America and Australia (see Glanvill et al., 2011)...g., the over 40 million ounces (Moz) 83 gold South Dakota gold deposit, Caddey et al., 1991) is still |  | | Journal (article/letter/editorial) | | have been proved at Pikwe and Selebi within the Limpopo mobile belt. Two medium-sizednickel-copperdepositsare...more-or-less linear metamorphic belts, the ancient Limpopo belt in eastern Botswana and the much later Damaran...km Archean cratons through stabilizationof the Limpopo belt and by cratonizationof the Irumide/ Phanerozoic(Karroo)...Namaqua-Natalbelts. p Proterozoic/Lr Phanerozaic ) The Limpopo mobile belt, separatingthe RhoProterozoic platform...(AKI: Orapa diamondmine; NC 4 Pikwe nickel-copper mine; Cu 6 Ngwako Pan copperoccurrence). lite facies) |  | | Report (issue) | | SURVEY OF SOUTH AFRICA COUNCIL FOR GEOSCIENCE GEOLOGICAL SURVEY OF SOUTH AFRICA MINERALOGY OF SOUTH AFRICA:... COUNCIL FOR GEOSCIENCE GEOLOGICAL SURVEY OF SOUTH AFRICA Scientific Editor R.D. Dixon Linguistic and...Council for Geoscience (Geological Survey of South Africa), 280 Pretoria Street, Silverton, Pretoria or........................... 69 5.1 Overview of South African Occurrences ..............................LAYEREDSUITE,BUSHVELDCOMPLEX.... 111 MINERALOGY OF SOUTH AFRICA: TYPE-MINERAL SPECIES AND TYPE-MINERAL NAMES |  | | Journal (article/letter/editorial) | | latter model and country rocks at Artonvilla mine, South Africa: Inst. Mining Metallurgy Trans., v. 83,...isotopes,D/H hydrothermal copper deposit at Messina, South Africa: ratios are in the magmaticrange, 8•4S looks...Elder observednearly two thousandyears ago, "Ex Africa semperaliquid novi." ADDITIONAL GEOCHEMICAL TRANSFAAL...copper-bearingbreccia pipes of the Messina district, South Africa: Mineralium Deposita,v. 11, p. 33-45...Fluid inclusion studiesof the Messina copper deposits, Transvaal, South Africa: ECON. GEol.., v. 72, p. 619-631 |  | | Book | | that the former part of the Territory lying to the south of the Molopo River, known as Bechuanaland or British...part of the Cape Province of the Republic of South Africa, is not included. The compiler would gratefully...Afr. Proceedings of the Geological Society of South Africa. Johannesburg. Proc.Rhod.sci.Ass. Proceedings... Leeds. S.Afr.J.Sci. South African Journal of Science. Johannesburg. South African Mining and Engineering...Engineering Journal. Johannesburg. South African Mining and Engineering Yearbook. Johannesburg. S.Afr.Min |  | | Journal (article/letter/editorial) | | MOORE 445 COMPARATIVE STUDY OF THE ONGANJA COPPER MINE, NAMIBIA: A LINK BETWEEN NEOPROTEROZOIC MESOTHERMAL...University, P.O. Box 94, Grahamstown, 6140, South Africa Corresponding author: e-mail: j.moore@ru.ac...ac.za © 2010 December Geological Society of South Africa ABSTRACT The Onganja copper deposit is hosted...Southern Zone. Introduction The Onganja copper mine is located within the Southern Zone of the Damara...(Kukla and Stanistreet, 1991). To the south of the mining district, Mokolian basement (Hohenwarte Metamorphic |  | | Report (issue) | | 125(2) Z=1 X-ray Powder Pattern: Merensky Reef, South Africa. 2.92 (100), 2.10 (60), 3.07 (30), 2.02 (30)...Total [100.0] 98.9 100.00 (1) Rustenburg mine, South Africa; by electron microprobe, recalculated to...04 )Σ=0.97 (Te1.71 Bi0.29 )Σ=2.00 . (2) Messina, South Africa; by electron microprobe, corresponds to...sperrylite, laurite, cooperite; chalcopyrite, pyrrhotite, pentlandite, pyrite; chromite, magnetite. Distribution:...well-studied occurreences are: in South Africa, in Transvaal, from the Rustenburg mine, in the Merensky Reef, Bushveld |  | | Report (issue) | | Z = [1] X-ray Powder Pattern: Rustenburg mine, South Africa. 3.03 (100), 2.22 (90), 2.08 (70), 1.52 (30)...54.53 Total 101.9 99.4 101.1 100.00 (1) Thierry mine, Canada; by electron microprobe, corresponds to...03 )Σ=1.00 (Te0.98 Bi0.02 )Σ=1.00 . (2) Messina, South Africa; by electron microprobe, corresponds to...00 (Te0.96 Bi0.08 )Σ=1.04 . (3) Rustenburg mine, South Africa; by electron microprobe, corresponds to Pd1...minerals, chalcopyrite, bornite, pentlandite, pyrrhotite, pyrite. Distribution: Some prominent localities |  | | Journal (article/letter/editorial) | | replacementcopperorebodiesknown as the Artonvilla mine, Messina,South Africa. Gangue and ore minerals exhibit a distinct...on in the Emery Lode copper deposit, Artonvilla mine, was described to speculariteand finally goeth...variousalterationtypesand the tion with an outer pyrite-pyrrhotite zone,followed individual rock units affected...inclusions nature of its source. in quartz from Messina (F. J. Sawkins,pers. comA fluid of this composition...aluminosilicates, and probablyaluminateions,as well mine. Country rock limestonesare includedwithin as doubly |  | | Journal (article/letter/editorial) | | metamorphic (amphibolite-granulite facies) belt in the south and the east. The greenstone belts are divided into...e e n s t o n e belts The greenstone belts of south India vary in detail. Occurring mostly within Karnataka...part), Nuggihalli, Krishnarajpet and Hadnur. In the south small rafts of the type floating in an 'ocean' of...greenstone belt Fig. 1. A generalized geological map of South India, with locations of important mineral deposits...banded magnetite quartzite or quartz-grunerite-pyrrhotite rocks. The rocks 110 o ~ tOkrn 0 { + |  | | Book | | Struik Nature (an imprint of Penguin Random House South Africa (Pty) Ltd) Reg. No. 1953/000441/07 The Estuaries...Century City, 7441 PO Box 1144, Cape Town, 8000 South Africa Visit www.randomstruik.co.za and join the Struik...published edition, 2015: Penguin Random House South Africa (Pty) Ltd Publisher: Pippa Parker Managing editor:...Hatfield Campus, University of Pretoria Pretoria, South Africa Dr Lynnette Greyling Department of Geological...Town Private Bag X3 Rondebosch 7701 Cape Town, South Africa Note: The authors and the publishers cannot |  | | 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...great diversity and magnitude of South African mineral deposits and local mining operations, the Economic...Chamber of Mines of South Africa with Mr G. H. Grange as co-ordinator, and the South, African mining industry; |  | | Book | | t a t e d Bibliographies of Mineral Deposits in Africa, Asia (exclusive of t h e U S S R ) a n d Australasia...him. I have tried to include all ore districts in Africa, Asia (exclusive of the U.S.S.R.)> and Australasia...incluir todos los distritos mineros conocido en Africa, Asia (con exclusion de la Union Soviética), y...Greenland. This volume covers mineral deposits in Africa, Asia exclusive of the U.S.S.R., and Australasia...Philippines, and Japan are included with Asia. In South Africa, the deposits are arranged by prov inces, in |  | | Book | | fruition and where they develop depends on a host of local factors, but the broad environmental controls in...and possibly enrage some of those with first-hand local knowledge. To such people I can only offer an advance...their willingness to share freely of their time and local expertise with an itinerant academic. Without their.................. . 83 The Fresnillo Ag-Pb-Zn District, Zacatecas, Mexico .............................Massive Sulfide Deposits of the BathurstNewcastle District, New Brunswick, Canada Discussion of Tectonic |  | | Journal (article/letter/editorial) | | numberof associations suchas magnetite-covellite, pyrrhotite-hematite and, in the presence of magnetite,bornite-pyrite...cooling was far advanced. Certain minerals such as pyrrhotite and magnetite are early membersof the sequencenot...iron Y FE-S Formula Abbreviation Fe Fe Pyrrhotite Pyrite Fex_•S FeS2 po py Marcasite FeS2 ... Smythite FeaS4 Sulfur S ms S The name pyrrhotite appliesto ferrous sulfidesranging in composition...along with the monoclinicferromagneticvariety of pyrrhotite and earlier pyrite in Indiana where its temperatureof |
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