 | | Journal (article/letter/editorial) | | MECHANICS OF A BUSHVELD COMPLEX PERIDOTITE BODY, SOUTH AFRICA B. CLARKE Council for Geoscience, PO Box 900...900, Pietermaritzburg 3200, KwaZulu-Natal, South Africa Current affiliation: The MSA Group email: bren...Westville Campus, Private Bag X54001, Durban 4000, South Africa email: uken@ukzn.ac.za; reinhardtj@ukzn.ac.za...za © 2009 June Geological Society of South Africa ABSTRACT The Apiesdooringdraai peridotite is a syn-Bushveld...(Transvaal Supergroup) in the Burgersfort area of the Mpumulanga Province, South Africa, form the floor to the |  | | Journal (article/letter/editorial) | | 3200, South Africa School of Geological Sciences, University of KwaZulu-Natal, Durban, 4041, South Africa... University of KwaZulu-Natal, Durban, 4041, South Africa e-mail: uken@ukzn.ac.za; watkeys@ukzn.ac.za;...reinhardtj@ukzn.ac.za © 2005 Geological Society of South Africa ABSTRACT The northeastern Bushveld Complex...subconcordantly, immediately above the Magaliesberg SOUTH AFRICAN JOURNAL OF GEOLOGY, 2005, VOLUME 108 PAGE...are shown as dashed lines on the map and the Burgersfort “bulge” is extremely evident between the Steelpoort |  | | Journal (article/letter/editorial) | | northeastern Metamorphosed layered section at Penge andalusite-cordierite limanite zones the the with in...increases at contact pressures at grade (andalusite-staurolite•}garnet distance is ilmenite temperatures...the Africa. contact. contact. Formation, the pelitic to in Africa Kaneko)* andalusite-staurolite-garnet...estimated The Hill studied that or the 成(Yasunari South indicates 750•}50•Ž are contact. were high-grade...high-grade from area Timeball rocks Complex South 敬(Takashi Transvaal, toward gradually Penge |  | | Journal (article/letter/editorial) | | GEOLOGICAL EXCURSION TO THE MINING AREAS OF SOUTH AFRICA by Aberra Mogessie, Christoph Hauzenberger...Department of Geology, University of the Free State, South Africa 1. Preface Almost a year ago Aberra Mogessie...(where we had organized past excursions) and South Africa. Having discussed the matter with Christoph...areas of South Africa. We contacted Christoph Gauert from the University of Free State, South Africa to help...help us with the local organization especially to get permission from the different mining companies to |  | | Journal (article/letter/editorial) | | metapelites from the Bushveld Complex aureole, South Africa D. J. W AT ER S AN D D. P. L OV EG R OV E Department...3PR, UK (dave.waters@earth.ox.ac.uk) ABSTRACT Andalusite±staurolite±biotite hornfels metamorphosed beneath...ma®c layered rocks of the Bushveld Complex, South Africa, preserves a detailed record of the relative...porphyroblasts of staurolite, cordierite, biotite and andalusite, and the persistence over a similar interval...predicted reactions for the ®rst appearance of andalusite and staurolite have low entropy of reaction, |  | | Journal (article/letter/editorial) | | from the northeastern Bushveld contact aureole, South Africa YASUNARI KANEKO,1,* TOSHIAKI TSUNOGAE,2,† AND...in the northeastern Bushveld contact aureole, South Africa, in terms of the LPE growth along with the TADC...situated in the northern part of the Republic of South Africa (Fig. 1). The Group crops out as floors of the...horizons of the Pretoria Group. However, in the Burgersfort area, these three formations are in direct contact... Biotite shows xenoblastic ellipsoidal form. Andalusite is poikiloblastic and includes many minute grains |  | | 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...suggestions and advice. Author’s Preface Southern Africa has much to offer the amateur geologist, whatever...best plan is to take local advice wherever you are. 9 In small places try the local police station first...usually helpful and will know it there are any local gem clubs and how to get in touch with them. There |  | Lenhardt, Nils, Eriksson, Patrick G., Catuneanu, Octavian, Bumby, Adam J. (2012) Nature of and controls on volcanism in the ca. 2.32–2.06Ga Pretoria Group, Transvaal Supergroup, Kaapvaal Craton, South Africa. Precambrian Research, 214. 106-123 doi:10.1016/j.precamres.2011.09.012 | Journal (article/letter/editorial) | | Group, Transvaal Supergroup, Kaapvaal Craton, South Africa Nils Lenhardt a,∗ , Patrick G. Eriksson a ,...Geology, University of Pretoria, Pretoria 0002, South Africa Department of Earth and Atmospheric Sciences...within-craton volcanism Pretoria Group Kaapvaal Craton South Africa a b s t r a c t The time of deposition of the...the Pretoria Group between 2.32 and 2.06 Ga on South Africa’s Kaapvaal Craton was characterized by the...Intermittent hiatuses in volcanism were marked by local lacustrine shale deposition. Finally, the Machadodorp |  | | Journal (article/letter/editorial) | | in the northern limb of the Bushveld Complex, South Africa. It is considered to be richer in sulphides...contributed to the sulphur budget of the Platreef. Local variations in sulphur isotopes, as well as a decrease...Platreef further away from the footwall, also indicate local rather than regional contamination processes. Platreef...the Witwatersrand, Private Bag 3, Wits, 2050, South Africa; C. Harris (E-mail: charris@ geology.uct.ac...Sciences, University of Cape Town, Rondebosch 7700, South Africa; and U. E. Horstmann (E-mail: horstmann@src |  | Maier, W. D., Barnes, S.-J., Groves, D. I. (2013) The Bushveld Complex, South Africa: formation of platinum–palladium, chrome- and vanadium-rich layers via hydrodynamic sorting of a mobilized cumulate slurry in a large, relatively slowly cooling, subsiding magma chamber. Mineralium Deposita, 48 (1) 1-56 doi:10.1007/s00126-012-0436-1 | Journal (article/letter/editorial) | | 1007/s00126-012-0436-1 ARTICLE The Bushveld Complex, South Africa: formation of platinum– palladium, chrome- and...aureole of the intrusion, the world’s largest andalusite resources (Oosterhuis 1998). Clearly, a unique...were delayed until the Geological Survey of South Africa collared a series of boreholes (NG1– NG3) at...Walraven et al. 1992) alkaline complexes in South Africa that may represent the early alkaline phase...Armstrong 2000) appears to have been a relatively local event. Miner Deposita (2013) 48:1–56 Tectonic |  | | Journal (article/letter/editorial) | | University, Private Bag X1, Matieland 7601, South Africa; ianbasson@tect.co.za (I.J.B.); jmiller@sun...Williams Avenue, Paardevlei, Somerset West 7130, South Africa Correspondence: benstoch@tect.co.za Received:...exploration projects, albeit with limited or only very local contextualization within the overall Minerals 2020...Data includes drillhole logs and maps from the South African Council for Geoscience (CGS), academic research...from over 254 georeferenced maps and the extensive South African Council for Geosciences drillhole database |  | | 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; |  | Kinnaird, Judith A., Hutchinson, D., Schurmann, L., Nex, P. A. M., de Lange, Renee (2005) Petrology and mineralisation of the southern Platreef: northern limb of the Bushveld Complex, South Africa. Mineralium Deposita, 40 (5) 576-597 doi:10.1007/s00126-005-0023-9 | Journal (article/letter/editorial) | | Platreef: northern limb of the Bushveld Complex, South Africa Received: 17 June 2004 / Accepted: 9 August...Springer-Verlag 2005 Abstract The Platreef, the putative local analogue of the Merensky Reef, forms the floor to... University of the Witwatersrand, Wits2050, South Africa E-mail: kinnairdj@geosciences.wits.ac.za L....Platinum Ltd, 2 First Avenue, Mokopane 0600, South Africa are typically quartzites and hornfelsed banded...from <50 m in the north to 400 m locally in the south. The outcrop generally strikes NNW and dips 40–45 |  | | Journal (article/letter/editorial) | | from the Phepane Dome and Bushveld Complex, South Africa† Rachel H.P. Ireland1 and Sarah C. Penniston-Dorland1...intrusion in the world, the Bushveld Complex of South Africa, formed as mafic to ultramafic magma intruded...Figure 1. (a) Map of the Bushveld Complex in South Africa modified from Kinnaird et al. (2005), (b) close-up...Complex intruded into the Transvaal Basin of South Africa (Fig. 1a) at ~2054 Ma in stages of multiple...Steelpoort and Derde Gelid periclines at the Burgersfort Bulge (Clarke et al. 2005) (see Fig. 1b). Diapirism |  | | Book (edition) | | Mine; NBH Mine), Broken Hill, Yancowinna Co., New South Wales, Australia; PPL B Anhedral native copper (dark;...grey); Himmelsfürst Mine, Brand-Erbisdorf, Freiberg District, Erzgebirge, Sachsen, Germany (sample: Seifert);...Line), Witwatersrand field, Gauteng Province, South Africa; PPL B Intergrowth of electrum (yellowish white)...quartz (dark grey); New Bullfrog Mine, Bullfrog District, Nye Co., Nevada, USA (sample: Witzke); PPL If...placers Kaietur Falls, Potaro River, Kangaruma District, Potaro-Siparuni Region, Guyana Chalcopyrite, |  | Clemens, J.D., Donaldson, C., Frost, C.D., Kisters, A.F.M., Moyen, J.-F., Rushmer, T., Stevens, G. - Eds. (2010) Sixth Hutton Symposium on the origin of granites and related rocks: proceedings of a symposium held in Stellenbosch, South Africa, 2-6 July 2007. GSA Special Paper 472. Geological Society of America | Report (issue) | | Proceedings of a Symposium held in Stellenbosch, South Africa 2–6 July 2007 Guest Editor-in-Chief: John D...of Stellenbosch Private Bag X1 7602 Matieland South Africa EESTRSE Editor: Colin Donaldson Guest Editors:...and Related Rocks (6th : 2007 : Stellenbosch, South Africa) Sixth Hutton Symposium on the Origin of Granites...proceedings of a symposium held in Stellenbosch, South Africa, 2-6 July 2007 / guest editor-in-chief, John...Plutonism versus Neptunism at the southern tip of Africa: the debate on the origin of granites at the Cape |  | Kogel, Jessica Elzea, Trivedi, Nikhil C., Barker, James M., Krukowski, Stanley T. - Eds. (2006) Industrial Minerals and Rocks (7th ed.) Society for Mining, Metallurgy, and Exploration, Inc., Littleton, CO. | Book (edition) | | . . . . . . . . . . . . . . . . . . Kyanite, Andalusite, Sillimanite, and Mullite . . . . . . . . . ...Bloomington, Indiana Stratum Resources Sydney, New South Wales, Australia Sara M. Robinson Consulting Geologist...Brick Research Center Clemson University Anderson, South Carolina James M. Barker Dennis P. Bryan New...Brick Research Center Clemson University Anderson, South Carolina TZ Minerals International Pty Ltd. West...resource utilization, however, varies widely from local subsistence activity to global-scale trade. Unlike |  | | Book | | experience has proved to be his period as Councillor for Africa in the IAGOD in the years 1966-68 concerning African...the metallogeny of different granitic types in South East Asia (China), Xu Keqin et al. (1982) recognized...shales, hornfels and granites of the Harzburg district, showed that the amount of boron decreases from...environment and tin metallogeny of granites in South China". The following synoptical extract is quoted...work: "Endogenic tin metallogeny of the granites in South China is closely related to the migration and tectonic |  | | Report (issue) | | JUNE COWEN 1977. Mountain diamonds The Roof of Africa — that’s what they call the wild peaks and sweeping...Central and South America Australasia Far East Southern Africa Central and East Africa West Africa North Africa...Africa and the Middle East Northern Europe Western Europe Eastern Europe Publisher URSEL en = FORT...Guinea Sierra Leone Somalia South Africa 462 431 South West Africa 443 Soviet Union Spain Sri Lanka...minerals in Australia, gold and base metals in South Africa, a key contributor tolife today a J aBi |  | | Report (volume) | | such developments may call for a reassessment of local mineral resources and the marketability of their...such problems of supply and demand adjustment on a local, regional, or national basis as appropriate. BASIC...process was also used at a Swedish plant to treat andalusite. USES More than 90 percent of the bauxite consumed... 800 400 40 86 ·-------- ... -- 80 736 8~ South America: British Guiana____________________________...____ Total _______________ __ ___________________ Africa: Republic Ghana _______ of Guinea ___ _______________________ |  | | Report (issue) | | ........................................ 62 South Africa ................................................................ 112 Regional geology of the South West Terrane, Yilgarn Craton .....................doorstep to many rapidly developing markets in South East Asia. Production of construction industry clay...the mode of occurrence, uses, specifications, and local production of construction industry clays are presented...methods in a number of countries (e.g. the Combe Hay district in the UK; Beatty, Nevada in the USA; and Choushen |  | | Book | | chambers. I am grateful to the many colleagues in South Africa with whom I have explored and experienced the...been suggested for the Calamity Peak intrusion, South Dakota (Duke et al., 1988). 2.4. Magma mixing A...anorthosite layers, Dwars River, BushveM Complex, South Afi'Jca. The extreme degree of fractionation between...movements" (Parsons, 1979, p. 691). Aftershocks and local deformation occurred in Long Valley in apparent...earthquake which had an epicentre 400 km away. These local events were attributed to the development of approximately |
|
Havercroft andalusite mine, Burgersfort, Fetakgomo Tubatse Local Municipality, Sekhukhune District Municipality, Limpopo, South Africa