 | Perchuk, L. L., van Reenen, D. D., Smit, C. A., Boshoff, R., Belyanin, G. A., Yapaskurt, V. O. (2008) Role of granite intrusions for the formation of ring structures in granulite complexes: Examples from the Limpopo belt, South Africa. Petrology, 16 (7) 652-678 doi:10.1134/s0869591108070023 | Journal (article/letter/editorial) | | Granulite Complexes: Examples from the Limpopo Belt, South Africa L. L. Perchuka, b, c, D. D. van Reenenb...PO Box 524, 2006 Auckland Park, Johannesburg, South Africa e-mail: dirkvr@uj.ac.za c Institute of Experimental...four such structures from the Central Zone of the Limpopo complex, which were formed during granulite exhumation...within the whole area of the Central Zone of the Limpopo complex. This implies that the rocks were metamorphosed...Neoarchean stage of the development of the Limpopo granulite complex. Local mineral equilibria and fluid inclusions |  | | Journal (article/letter/editorial) | | 960-1004 Precambrian Iron-Formations of Southern Africa N.J. BEUKES Abstract From existing information...1966) and Ierru#inous SOUTHERN Africa is definedas that part of Africa sedimentary rockslessthan 15 percentiron...percentiron. In this southof approximately16ø south-latitude and in- paper,the 15 percentboundaryis not...contentbecauseof a generallack of chemicalanalyses. South West Africa, and Mozambique. This rela(2) Iron-formationis...commonlithologic detailedstudyon iron-formation in southern Africa variety of iron-formationand consistsof chert mesoare |  | | 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 |  | | 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 |  | | Report (chapter) | | Publications Precambrian collision tectonics in Africa R. M. Shackleton Geological Society, London, Special...November 1, 2014 Precambrian collision tectonics in Africa R. M. Shackleton SUMMARY: Stages of the collisional...distinguished. Late Precambrian structures in NE Africa are attributed to successive gentle collisions...the polycyclic Proterozoic Mozambique Belt of E Africa there are probably three sutures (Sekerr, Baragoi...sequences, right across the Mozambique Belt of E Africa, from the Archaean Tanzania Craton on the W to |  | | Book | | Phase 5. Sample Treatment D) World Production E) South African Diamond Occurrences 1. Large Kimberlite...Koffiefontein 2. Smaller mineralised kimberlites in South Africa 2.1 The Oaks 2.2 The Zebediela Kimberlites 2... their relative production contributions in South Africa were, primary (kimberlite) 8.63 million carats...Premier mine. The proportion of gems in the West Coast marine deposits is over 98%. The MIBA mine in the...the Congo and the Argyle mine in Australia have an average gem content of only 5%. The dispersal of diamonds |  | | Book (volume) | | Papers and Discussions Volume I , I JOHANNESBURG SOUTH AFRICAN INSTITUTE OF MINING AND METALLURGY 1961... 01", ~TALLUf>iYY. © Copyright 1961 by The South African Institute of Mining and Metallurgy Ext'racts...I (1v DEC 196f Printed in t!te Republic of South Africa by Hortors Limited, Johannesburg V r. 1 The...and n1anagement of the gold mining industry in South Africa -C. B. ANDERSON . . . . . . . . . page r J ... ( 2. The economy of the Union of South Africa-W. J. BusSCI-IAU 9 3. An introduction to the physical |  | | Book (volume) | | alteration of different kinds of stacking of layers, local defects, etc.). For this reason, the interpretation...Lavrion, Greece (6) and Cu-poor adamite from Ojuela mine, Mexico (7) IR spectra of acid salts (silicates...freedom per unit cell and qi and qj are deviations of local coordinates (i.e. lengths of chemical bonds and...frequencies of normal vibrations are determined by local force parameters of these bonds (see, e.g. Loghinov...Arsenato-Borates Sussexite 29 Mn2+BO2(OH) Locality: Gonzen mine, Sargans, St. Gallen, Switzerland. Description: |  | | 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...in the core changes to amphibolite facies in the south. Stratigraphic succession is still indeterminate |  | | Book | | APPRECIATION R. M. Shackleton THE STRUCTURAL FRAMEWORK OF AFRICA Xi 1 T. N. Clifford ARCHAEAN VULCANICITY AND...KIBARIDE AND KATANGIDE OROGENIC BELTS OF CENTRAL AFRICA 97 L. Cahen OROGENIC AND POST-OROGENIC PLUTONISM...SOUTHERN AFRICA 157 O. Von Knorring LATE PALAEOZOIC TO RECENT IGNEOUS ACTIVITY IN WEST AFRICA AND ITS...CONTENTS 12 VULCANICITY AND RirT TECTONICS IN EAST AFRICA B. C. King 13 TECTONIC AND MAGMATIC EVOLUTION...OF DYKES AND RELATED IRRUPTIVE ROCKS IN EASTERN AFRICA 337 \ J. R. Vail 17 GEOCHEMICAL VARIATIONS IN |  | | Journal (volume) | | NUMBER 3 OFFICIAL ORGAN OF THE FEDERATION OF SOUTH AFRICA GEM AND MINERALOGICAL SOCIETIES VARDLEV'SGEM...Ring or A6S Lap Unit inverted to cxposo gato The South African lapidary Magazine 65 S.A LAPIDARY MAGAZINE...TY□ SKRIF P.O. BOX 31701 BRMMFONTEIN 2017 SOUTH AFRICA Honorary Editor: R.S. Aytoun Hon. Assistant...95 J. Hepker. Published by the Federation of South African Gem and M(neralogical Societies. Sub!11iss_ion...preferably be no smaller than postcard size. 66 The South African lapidary Magazine WE WISH OUR ADVERTISERS |  | Giacobbe, Carlotta, Gualtieri, Alessandro, Francesco Quartieri, Simona, Rinaudo, Caterina, Allegrina, Mario, Andreozzi, Giovanni, Battista, (2010) Spectroscopic study of the product of thermal transformation of chrysotile-asbestos containing materials (ACM) European Journal of Mineralogy, 22 (4) 535-546 doi:10.1127/0935-1221/2010/0022-2038 | Journal (article/letter/editorial) | | di Scienze della Terra, Università di Messina, 98166 Messina, Italy 3 Dipartimento di Scienze dell’Ambiente...building insulating materials. In Italy, the Balangero mine located in the The term ‘‘asbestos’’ embraces a...km north-west of Turin, was the largest asbestos mine in Europe. Opencast mining activity started in 1916...Clinochrysotile Dolomite Hematite Larnite Quartz Riebeckite Mass % 24 (3) 55.9 (2) 12.0 (4) 0.1 (2) 0.2...6). This suggests significant differences in the local environment Fig. 5. Fe K-edge XANES spectra of |  | | 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 |  | | Book (edition) | | reddish brown to brilliant brown yes Pyrochroite Riebeckite dark grey with orange tint; 5.00 depends yes... Mineral Descriptions Molybdenite in Graphite; Bogala Mine, Sri Lanka 51 Copper, native Synonym(s): Cuivre...grey); North Mine (North Broken Hill Mine; NBH Mine), Broken Hill, Yancowinna Co., New South Wales, Australia;...vein in jasper (red internal reflections); Madenköy Mine, Çayeli, Rize Province, Black Sea Region, Turkey...argentite reaction rim (greenish grey; arg); Monte Narba Mine, San Vito, Cagliari Province, Sardinia, Italy; PPL |  | | 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 |  | | Journal (issue) | | Bastnas Mines, Riddarhyttan Ore Field, Bergslagen District, Vastmanland, Sweden ........... 187 by L. Ohman...BASTDAS ffiIDES RIDDARHYTTAD ORE FIELD, BERGSLAGED DISTRICT, VASTffiADLADD, SillEDED Lennart Ohman Hi:igviltsvagen...field is situated in the county of Vastmanland, south-central Sweden, about 70 kilometers northwest of...dumps, about 30 meters from the Sankt Goransgruvan mine. The zone contained many cerium minerals, as well...vast mining and foundry area named Bergslagen, in south-central Sweden, where tens of thousands of different |  | | Book (edition) | | Meta/lurgical and Mineralogical Society o/ South Africa Journal of Chemical Phy ics Journal cif the...and Proceedings of the Royal Socief) 1 of Ne,v South Wales JPSJ Journal of rhe Physical Society of...Cand CSPG Pennskiye gubemskiye wdomo.sti (Perm district ga=elle) Pl,ilosopl,ical Maga=ine Periodico de...Abernathyitc, K[(UO 2 )(AsO,)](HP) 3, tet., Fumerole No. 2 mine, Temple Mountain. on the southeast flank of the...104(3). 326-328 □ Achavnlitc, FcSe, hex .. Cacheuta Mine. Ccrro de Cacheuta. Sierra de Cacheuta. Mcndoza |  | | Book | | sills), if they are exposed in outcrop or in the mine workings at all. The Climax Mo complex is the best...the south-eastern corner of the Coastal Batholith near Arequipa, Toquepala-Cerro Verde district; in the...portion of the batholith. They are parallel with the local alaskite, porphyry and quartz latite dikes replacing...known (e.g. the Montana Tunnels deposit, Obelisk Mine). The former locality contains disseminated pyrite...overall subeconomic grade of 0.2% Cu, but containing local rich patches. A thick (135m) zone of secondary chalcocite |  | | | | surrounded ce ne white calcite, from!iheBluebell Mine; Riondel, Digitized by the Internet Archive...coastline from Newfoundland to New York. Further south a flat plain of sedimentary rock separates them...through ice sheets as rows of nunataks. Further south and east there is an inner belt of rugged, almost...kilometres from the Aleutian Islands to the tip of South America. This series of sedimentary and volcanic...(41795): Massive native gold in quartz. Mcintyre Mine, Timmins, Tisdale Tp., Cochrane Dende TOntaae |  | | Book | | On a spectacular find of crocoite in the Adelaide mine, Dundas, Tasmania (by A. H. Chapman) 3:111-113 ADOLFSSON...AJO Famous mineral localities: the New Cornelia mine, Ajo, Arizona (by W. J. Thomas & R. B. Gibbs) 14:283-298...ALLEN, GEORGE B. --and W. Hunt: The Tonopah-Belmont mine, Maricopa County, Arizona 19:139-144 ALLGOOD, GENNE...Allgood, C. Williams: Ramsdellite from the Mistake mine [Arizona] 14:333-335 ALLGOOD, ROBERT W. -with G...the Mistake mine [Arizona] 14:333-335 ALMA Famous mineral localities: the Home Sweet Home mine, [near Alma |  | | Book | | sills), if they are exposed in outcrop or in the mine workings at all. The Climax Mo complex is the best...the south-eastern corner of the Coastal Batholith near Arequipa, Toquepala-Cerro Verde district; in the...portion of the batholith. They are parallel with the local alaskite, porphyry and quartz latite dikes replacing...known (e.g. the Montana Tunnels deposit, Obelisk Mine). The former locality contains disseminated pyrite...overall subeconomic grade of 0.2% Cu, but containing local rich patches. A thick (135m) zone of secondary chalcocite |  | | Report (volume) | | Eeckhout and De Grave (2003) report measurements on riebeckite indicating that the recoil-free fraction for...M(4′) [a site occurring in the M(4) cavity with local [6+2]-coordination similar to that of the M(4) cation(s)...bond-valence calculations. Possible models for the local stereochemistry of these protons were derived from...suficiently short bondlengths to O(3) to satisfy local bond-valence requirements (Hawthorne et al. 1995)...crystal structure and site-chemistry of luor-riebeckite. Can Mineral 16:187-194 Hawthorne FC (1979) The |  | Vitale, Stefano, Fedele, Lorenzo, Tramparulo, Francesco D'Assisi, Ciarcia, Sabatino, Mazzoli, Stefano, Novellino, Alessandro (2013) Structural and petrological analyses of the Frido Unit (southern Italy): New insights into the early tectonic evolution of the southern Apennines–Calabrian Arc system. Lithos, 168. 219-235 doi:10.1016/j.lithos.2013.02.006 | Journal (article/letter/editorial) | | and the Adria block, of African affinity, to the south. In the central sector of the proto-Central-Western...locally exposed in tectonic windows; Fig. 3) in the south-eastern sector of the study area. On the other hand...lawsonite and pumpellyite + aragonite or crossite–Mg-riebeckite–aegirine–augite overprints in continental crust...wedge-top basin (Ascione et al., 2012), whereas in the south-western edge the Middle–Upper Pleistocene Mercure...area, whereas the latter are commonly found in the south-eastern outcrops (e.g., Sorgente Catusa and Casa |  | | Book | | or pass beneath one another (e.g., west coast of South America). rising granitic magma continental crust...between India and Asia, the Alps by the collision of Africa with Europe. Why did I say that the plate tectonic...P L AT E 8 Chalcopyrite and Calcite. Groundhog mine, Vanadium, New Mexico. 4 x 5 cm. Thesecrystals formed...igneous rock, kimberlite (named for Kimberley, South Africa, where diamonds have been mined for over a century)...garnet inclusions in diamonds from Kimberley, South Africa (and by analogy, the diamonds themselves), areas |  | | Journal (issue) | | Mandarino Famous mineral localities: The Annaberg District, Lower A u stria ...............................has been recorded from the Iron Monarch open pit, South Australia, (Pring et al., 1992) as very dark olive-green...Elias mine, Czech Republic Mrazek et al. (1994) report an occurrence of namibite from the Elias mine, Jachymov...Associations Locality AUSTRALIA 9Iron Monarch Open Pit, South Australia 1Morass Creek gorge, Benambra, Victoria...5’6Evans-Lou pegmatite, Quebec CZECH REPUBLIC 7Elias mine, Jachymov ENGLAND 8Buckbarrow Beck, Cumbria GERMANY |
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