 | Smit, C.A., Van Reenen, D.D., McCourt, S., Huizenga, J.M., Belyanin, G., Vafeas, N.A. (2019) Hypozonal orogenic gold mineralization in the Giyani Goldfield, Northern Kaapvaal Craton/Limpopo Complex. South African Journal of Geology, 122 (4) 455-488 doi:10.25131/sajg.122.0037 | Journal (article/letter/editorial) | | gold mineralization in the Giyani Goldfield, Northern Kaapvaal Craton/ Limpopo Complex C.A. Smit and D.D...Johannesburg, PO Box 524, Auckland Park, 2006, South Africa email: christofasmit@gmail.com; dirkvr@uj.ac...Sciences, University of KwaZulu Natal, Durban, South Africa email: mccourts@ukzn.ac.za J.M. Huizenga Economic...Johannesburg, P.O. Box 524, Auckland Park, 2006, South Africa email: jan.huizenga@jcu.edu.au G. Belyanin Department...Johannesburg, P.O. Box 524, Auckland Park, 2006, South Africa Email: gbelyanin@uj.ac.za N.A. Vafeas Department |  | | Book | | Archaean Geology of the Kaapvaal Craton, Southern Africa Regional Geology Reviews Series editors Roland... Nelson Mandela University, Port Elizabeth, South Africa François M. Roure, Rueil-Malmaison, France ...Archaean Geology of the Kaapvaal Craton, Southern Africa 123 Editors Alfred Kröner Institut für Geowissenschaften...Geology University of Johannesburg Auckland Park, South Africa ISSN 2364-6438 ISSN 2364-6446 (electronic)...continued interest. The Kaapvaal Craton of Southern Africa is featuring prominently in early Earth studies |  | | Journal (article/letter/editorial) | | http://www.tandfonline.com/loi/tigr20 The Hadamengou Mine: A Typical Gold Deposit in the Archean Granulite... Box 524 Auckland Park, Johannesburg, 2000, South Africa b Department of Geology , Shenyang Institute... Box 524 Auckland Park, Johannesburg, 2000, South Africa Published online: 06 Jul 2010. To cite this...-Y. Yang & D. D. Van Reenen (1994) The Hadamengou Mine: A Typical Gold Deposit in the Archean Granulite...& Son, Inc. All rights reserved. The Hadamengou Mine: A Typical Gold Deposit in the Archean Granulite |  | | Journal (article/letter/editorial) | | in mid-crustal auriferous mylonites of the Renco mine, southern Zimbabwe Received: 27 October 1998 /...the Renco mine in the Northern Marginal Zone of the late-Archaean, granulite-facies Limpopo Belt in southern...Marginal Zone onto low- to medium-grade granite-greenstone terrains of the Zimbabwe craton. Mineral assemblages...Stellenbosch, Private Bag X1, Matieland 7602, South Africa undergone extensive post-entrapment modi®cations...were generated from dehydration of subcreted greenstone terrains of the Zimbabwe craton. Introduction |  | | Journal (article/letter/editorial) | | in the mineralized lithologies of the Renco gold mine are dominated by carbonic inclusions of highly variable...Müller 1997; Ridley et al. 2000) and Southern Africa (Limpopo Belt: van Reenen et al. 1994; Gan and van Reenen...conclusions for gold mineralization in the Ashanti Belt, Ghana, and proposed a new category of ore-forming...granulitefacies Northern Marginal Zone of the Limpopo Belt. An attempt has been made to compare microthermometric...The Renco gold mine is situated in the Northern Marginal Zone (NMZ) of the Limpopo Belt in southern Fig |  | | Journal (article/letter/editorial) | | volcanic rocks near Tiele, Northwest Benin, West Africa 58(1-4) 169-194: [1992] Aguirre Aguirre, Luis...Shield; im- plications from the 1.6 Ga Amal-Horred Belt, SW Sweden Ahall Ahall, Karl-Inge, Cornell, D. H...Archaean Campbell Group, western Kaapvaal Craton, South Africa Alviola Alviola, R., Johanson, B. S., Ramo...Pendjari Formation, Benin and Burkina-Faso, West Africa Amelin Amelin, Yu. V., Heaman, L. M. and Semenov...co- balt mineralization in the Modum Complex, South Norway; implications for Precambrian crustal evolution |  | Doyle, M. G., Fletcher, I. R., Foster, J., Large, R. R., Mathur, R., McNaughton, N. J., Meffre, S., Muhling, J. R., Phillips, D., Rasmussen, B. (2015) Geochronological Constraints on the Tropicana Gold Deposit and Albany-Fraser Orogen, Western Australia. Economic Geology, 110 (2) 355-386 doi:10.2113/econgeo.110.2.355 | Journal (article/letter/editorial) | | Australia Abstract Gold mineralization at the Tropicana mine occurs within the Plumridge terrane along the eastern...Tropicana mineralization is distinctly younger than greenstone-associated gold deposits elsewhere in the Yilgarn...craton. As in the Dharwar craton, India, and the Limpopo belt, Zimbabwe, economic gold mineralization at Tropicana...Renco in Zimbabwe, Hutti in India, Challenger in South Australia, and Griffins Find and Big Bell in Western...reworking is amphibolites-granulite facies in the south, greenschist facies in the north (Spaggiari et al |  | Koglin, Nikola, Zeh, Armin, Franz, Gerhard, Schüssler, Ulrich, Glodny, Johannes, Gerdes, Axel, Brätz, Helene (2018) From Cadomian magmatic arc to Rheic ocean closure: The geochronological-geochemical record of nappe protoliths of the Münchberg Massif, NE Bavaria (Germany) Gondwana Research, 55. 135-152 doi:10.1016/j.gr.2017.11.001 | Journal (article/letter/editorial) | | Zone in Germany forms part of the Variscan orogenic belt, extending AC from Spain in the west to Poland...and its wider role within the European Variscan belt, detailed knowledge about the timing of geological...least parts of the Teplá-Barrandian block (e.g. Franke et al. 2017). The Münchberg Massif superposes very... SC NW Bavaria (e.g. Behr et al. 1982; Franke 1984; Franke et al. 1995 and references therein) NU ...layers bear the mineral assemblage amphibole + plagioclase + quartz ± garnet ± epidote/clinozoisite ± rare |  | | Book | | France and Related Areas (1994) R.D. DALLMEYER, W. FRANKE, and K. WEBER {Eds.}: Pre-Permian Geology of Central...Central and Eastern Europe (1995) R.D. Dallmeyer W. Franke K. Weber (Eds.) Pre-Permian Geology of Central...University of Georgia Athens, Georgia 30602-2501 USA W. FRANKE Justus-Liebig-Universität Senckenbergstrasse 3... DALLMEYER W. FRANKE K. WEBER Contents I Introduction R.D. DALLMEYER, W. FRANKE, and K. WEBER...Rhenohercynian Foldbelt III.A Introduction W. FRANKE . . . . . . . . . . . . . . . . . . . . . . . |  | | Conference Proceedings (Volume) | | Cover photograph: View of the Aitik open pit copper mine in the very north of Sweden. Mining operations started...for interpretive bedrock mapping in the Giyani area (South Africa) .. ...................................mineral potential map of the Neoproterozoic Gariep Belt in Namibia .......................... 480 . ...area of the Kristineberg VHMS deposit, Skellefte district, Sweden .......................................A. Massive Zn-Cu-Pb deposits in the Røros ore district, Norway: setting and formation ............. |  | | Journal (issue) | | research into the geology and geomorphology of South West England and the surrounding marine areas; to...to hold Annual Conferences at various places in South West England where those engaged in this research...visit to the city (or the eighth if we include the 'South Western Conferences' and their historic inaugural...shown important exposures in ECC's Greystone Quarry south-east of Launceston, on Brent Tor and in the stream...set against a broader background by Dr Wolfgang Franke of the Geological and Palaeontological Institute |  | | Report (chapter) | | Cambro-Ordovician rifting is identified (Star6 M6stro belt), marked by gabbroic magmatism, bimodal volcanism...to a back-arc geometry in front of a retreating south-dipping subduction zone during progressive closure...history of the Variscan belt in central Europe is now reasonably well understood (Franke 1989, this volume;...constituting this belt. The Bohemian Massif is part of the axial zone of the Variscan belt and is composed... The NE-SW-trending Moravo-Silesian domain is a belt of sheared and metamorphosed Bruniaderived rocks |  | | Journal (article/letter/editorial) | | Introduction Formation of the Variscan orogenic belt culminated in the Carboniferous, when northern Gondwana...preceded by the transfer of terranes from North Africa to Baltica and Laurentia 840 U. MARTIN ET AL...al., 1996), and the exchange of terranes between South America and Laurentia (Dalziel, 1997; Bahlburg and...basement blocks in the European Variscan orogenic belt is given by the presence of magmatic and metamorphic...found in the Variscan Fold Belt of Central Europe including the Alps, south of the Rhenohercynian Zone |  | Van Kranendonk, M.J., Kröner, A., Hegner, E., Connelly, J. (2009) Age, lithology and structural evolution of the c. 3.53 Ga Theespruit Formation in the Tjakastad area, southwestern Barberton Greenstone Belt, South Africa, with implications for Archaean tectonics. Chemical Geology, 261 (1) 115-139 doi:10.1016/j.chemgeo.2008.11.006 | Journal (article/letter/editorial) | | Tjakastad area, southwestern Barberton Greenstone Belt, South Africa, with implications for Archaean tectonics...November 2008 Keywords: Archean Barberton greenstone belt Theespruit Formation Tectonics a b s t r a...Formation near Tjakastad, southwestern Barberton Greenstone Belt, is combined with new zircon U–Pb ages and...Mountain Land part of the Kaapvaal Craton, southern Africa (Fig. 1). On the one hand, Viljoen and Viljoen...littledeformed volcano-sedimentary (greenstone) succession, the Barberton Greenstone Belt, intruded by granitoid magmas |  | | Report (issue) | | location of Calaveras County Map of the Angels Camp district showing geology and lode mines Sketch map of the...._ West Point-Railroad Flat-Glencoe of the district, — of the Carson Hill Figure 7. Cross section...of the Figure 9. Cross section of Royal gold mine Map Figure 11. 38 46 area Figure Figure 10...mines map 10 34 48 Hill 48 Hill Gwin gold mine 58 68 of portions of the workings of the Gold...Central drift of Calaveras County showing map and mine 85 ... 94 plant... 99 distribution of limestone |  | | Report (volume) | | Processes: Quantification and Modelling in the Variscan Belt Geological Society Special Publications Series...book should be made in one of the following ways. FRANKE, W., HAAK, V., ONCKEN, O. & TANNER, D. (eds) 2000...Processes: Quantification and Modelling in the Variscan Belt. Geological Society, London, Special Publications...granitioids: the Rasterberg pluton, Austria. In: FRANKE, W., HAAK. V.. ONCKEN, O. & TANNER, D. (eds). Orogenic...Processes: Quantification and Modelling in the Variscan Belt. Geological Society, London, Special Publications |  | | Journal (article/letter/editorial) | | similar in structure but abundant in quartz, plagioclase and mica. Geological mapping and lithochemical...and cherts). Mobilization conducive to this paired belt of metasomatites involved silica mobilized from...(Malkovsky, 1979; Weber and Behr, 1983, Stettner, 1992; Franke et al., 1995). The Late Variscan granitic rocks...but grade into each other (Fig. 2, 6a). Biotit-plagioclase gneiss converts into pegmatoids via a reaction...Göpfersgrün and W of Pleystein, near Gsteinach, in a local vesuvianite skarn of lithotype 1 and a garnet-diopside-vesuvianite |  | Dombrowski, A., Okrusch, M., Richter, P., Henjes-Kunst, F., H�hndorf, A., Kr�ner, A. (1995) Orthogneisses in the Spessart Crystalline Complex, north-west Bavaria: Silurian granitoid magmatism at an active continental margin. Geologische Rundschau, 84 (2) doi:10.1007/bf00260449 | Journal (article/letter/editorial) | | complexes within the Saxothuringian zone of the Variscan belt (Fig. 1). Moreover, the MGCR is documented by crystalline...which had opened during the Devonian, was closed by south-east directed subduction in late 400 f" IIIL[IIIIII...the central European Variscides (modified after Franke 1989a). Blank, Sedimentary cover of Permian and...Devonian or early Carboniferous time (e.g. Franke 198%, b, 1990; Franke and Oncken 1990; Dallmeyer et al. in...usually with well-developed foliation. Quartz, plagioclase and Kfeldspar generally constitute about 90 vol |  | | Book | | The granulite belt of Lapland. by P. BARBEY and M. RAITH . . 87 111 North and South America A model...of the Jequie complex and Atlantic Coast mobile belt, Southern Bahia, Brazil An expression of Archean...plate convergence. by J. S. F. BARBOSA. 195 From Africa to India Pressure-Temperature-Time paths of granulite...granulite metamorphism and uplift, Zambesi belt, N.E. Zimbabwe. by P. J. TRELOAR, J. N. CARNEY, M. J. CROW...setting of the Namaqualand granulites, Southern Africa: clues to Proterozoic crustal development. by D |  | O'Brien, P. J., Kroner, A., Jaeckel, P., Hegner, E., Zelazniewicz, A., Kryza, R. (1997) Petrological and Isotopic Studies on Palaeozoic High-pressure Granulites, Gory Sowie Mts, Polish Sudetes. Journal of Petrology, 38 (4) 433-456 doi:10.1093/petroj/38.4.433 | Journal (article/letter/editorial) | | depression: ophiolitic sequences are also found to the south (Nowa Ruda massif ) and east (Braszowice and Szklary...of the adjacent Góry Bardzkie succession (see Franke et al., 1993). More realistic is the 420+20 Ma...comprises several mappable variants of quartz+plagioclase+biotite±muscovite±sillimanite± microcline gneisses...gneisses, migmatized to varying degrees, and with local anatectic granitoids (Kryza, 1981; Żelaźniewicz...symplectite-like intergrowths of orthopyroxene+plagioclase or biotite+ plagioclase. Chemically, the garnets show a small |  | LEXA, O., SCHULMANN, K., JANOUŠEK, V., ŠTÍPSKÁ, P., GUY, A., RACEK, M. (2011) Heat sources and trigger mechanisms of exhumation of HP granulites in Variscan orogenic root. Journal of Metamorphic Geology, 29 (1) 79-102 doi:10.1111/j.1525-1314.2010.00906.x | Journal (article/letter/editorial) | | melts which directly contaminated and enriched the local lithospheric mantle by lithophile elements, most...kyanite; sill, sillimanite; cd, cordierite; pl, plagioclase; ksp, K-feldspar; liq, granitic liquid; o, omphacitic...Bohemian Massif (e.g. 2010 Blackwell Publishing Ltd Franke, 2000), whereas in the second model, granulites...whereby heavy mafic 79 80 O. LEXA ET AL. rocks (greenstone belts) rest upon light intermediate to felsic..., 2007). The first occurs mostly in south Bohemia, the second belt follows the eastern boundary between |  | | Report (chapter) | | grading from serpentinites and gabbros in the south to metabasite lavas in the north. The recent discovery...e o p r o terozoic and mid-Carboniferous times (Franke 1989a; F r a n k e et al. 1995). Major episodes...basement remnants were metamorphosed and deformed (Franke 1989b). In tectonic terms this region of the Variscides...fragments) and Baltica during the Palaeozoic (e.g. Franke 1989a; Matte et al. 1990; Oliver et al. 1993; Cymerman...Cymerman & Piasecki 1994; Cymerman et al. 1997; Franke & Zela~niewicz 2000). During progressive rifting |  | | Journal (article/letter/editorial) | | SHEAR ZONE-HOSTED POLYMETALLIC SULFIDES IN THE SOUTH LIMOUSIN AREA, MASSIF CENTRAL, FRANCE: REMOBILIZED...developed in amphibolite facies shear zones in the south Limousin area using structural, microstructural...important sites of ore deposition in the Variscan belt of western Europe and in similar collisional belts...shear zone-hosted polymetallic sulfides in the south Limousin area of the Massif Central, France. The...examined. Geologic Setting The south Limousin area belongs to the Variscan belt of western Europe (Fig. 1) |  | | Journal (article/letter/editorial) | | consist of several types of amphiboles, calcic plagioclase (andesine to labradorite) and ilmenite, variably...metadolerite, fine-grained metabasite greenschist greenstone, (pillow lavas) felsic tuff sericite-chlorite...southwesternmost continuation of the metabasite belt during excavation for the construction of a waste...et al. 1997; Żelaźniewicz 1997; Franke 1989; Franke et al. 1993; Franke and Żelaźniewicz 2000; Mazur et...the Saxothuringian Zone of the Variscan orogen (Franke et al. 1993). West Sudetes are composed of Late |  | | Book | | history of the Earth Early Precambrian oceans and greenstone belts 1.3.WN Continental crust and the major...Distribution of Archaean basic volcanic suites 2.1.1 Greenstone belts 2.1.2 High-grade gneiss terranes Komatiites...3.4 3.5 3.6 Introduction Classification of greenstone basalts Geochemical characteristics Precambrian...lithological assemblages 3.5.2 Early and late Archaean greenstone basalts 3.5.3 The Archaean—Proterozoic boundary...komatiite—sulphide association 8.2.2 Typical greenstone belts 8.3. 8.4 8.2.3 Kambalda and Scotia deposits |
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