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- Browsing Theses and Dissertations (Geology) by Issue Date
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Browsing Theses and Dissertations (Geology) by Issue Date
Now showing items 1-20 of 173
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(University of Pretoria, 1957)This treatise provides a record of the stratigraphy and structure in the southernmost extension of the Witwatersrand System and is based on the results obtained from bore-hole cores and from detailed mapping underground. ...
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(University of Pretoria, 1966)Please read the abstract in the section 00front of this document
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(University of Pretoria, 1968)During the refining of steel by basic processes, a multitude of mineralogical reactions take place in the refractories with which the furnace is lined. The reactions are caused by an influx of material from the slag and ...
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(University of Pretoria, 1971)This study comprises a petrographical and mineralogical investigation of rocks from an area 850 sq. km in size, situated about 80km northeast of Middelburg. Roughly half of the area is occupied by rocks of the epicrustal ...
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(University of Pretoria, 1976)Nunataks within an area of approximately 3 400 km2 between latitudes 71°50' and 72°35' south and longitudes 1°30' and 4°00' west were mapped geologically by the 12th South African National Antarctic Expedition during ...
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(University of Pretoria, 1980)Afrikaans: Damme word gebou om water in op te gaar en die invloed van water= druk op sulke strukture vereis dat die geologiese materiale waar= mee en waarop hulle gebou word bevredigend sal funksioneer. Ten einde die ...
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(University of Pretoria, 1981)The farm Maandagshoek 254 KT is situated in the eastern lobe of the Bushveld Complex. The investigated sequence forms part of the Winterveld Norite-Anorthosite of the critical zone and consists of the UGl, UG2, UG3 ...
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(University of Pretoria, 1982)Pocket mineralisation is the name applied to podlike bodies of coarse-grained rock which are the result of alteration of sediments. In some areas pockets are cassiterite bearing, and these pockets have been mined at ...
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(University of Pretoria, 1983)A mineralogical and geochemical investigation of the country rock around pipe-like ore bodies in the Lease Granite was undertaken to obtain a better understanding of the conditions of formation of the pipes. It was also ...
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(University of Pretoria, 1984)Low-grade tin deposits occur within the apex of the Bobbejaankop Granite intrusion at the Zaaiplaats Tin Mine. The finegrained hood-facies of the Bobbejaankop Granite, called the Lease Granite, seems to be intrusive ...
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(University of Pretoria, 1985)Please read the abstract in the section 00front of this document
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(University of Pretoria, 1987)The stratigraphy , sedimentology and geochemistry of. the upper Transvaal Sequence rocks in the northern portion of the Rooiberg Fragment are researched. The Leeuwpoort Formation of the Pretoria Group was deposited in ...
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(University of Pretoria, 1989)From available records and data of colliery product samples, an area within the Witbank and Highveld coalfields was selected for this study. The petrographic and elemental nature of the coal seams have been derived from ...
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(University of Pretoria, 1990)Problems with erosion in unlined spillways of dams, have caused environmental and safety hazards, and necessitate the development of reliable scientific methods to assess the erodibility of the bedrock material. In an ...
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(University of Pretoria, 1992)Hierdie studie handel oar die struktuurgeologie en tektoniese geskiedenis van die noord-oostelike gedeel te van die Transvaalkom op die Kaapvaalkraton, Suid Afrika. Die strukturele grein van die studiegebied word deur ...
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(University of Pretoria, 1993)Erosie in onbelynde oorloopkanale van damme veroorsaak skade aan die omgewing en bedreig die veiligheid van strukture. Huidige metodes om die potensiaal van erosieskade in oorloopkanale te bepaal is onbevradigend. Onnodige ...
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(University of Pretoria, 1994)The integrated processing and interpretation of VSP data are developed to work together in order to enhance the final VSP interpretation. Furthermore, the interpretive processing of the VSP data within the case histories ...
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(University of Pretoria, 1997)Please read the abstract in the 00front of this document. Copyright 1997, University of Pretoria. All rights reserved. The copyright in this work vests in the University of Pretoria. No part of this work may be reproduced ...
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(University of Pretoria, 2000)Please read the abstract in the section 00front of this document
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(University of Pretoria, 2000)The geology of the Blouberg mountain area, Northern Province, South Africa is characterised by a number of successor basins developed over a region which is underlain by a cratonic suture (the Palala Shear Zone). The suture ...
Now showing items 1-20 of 173