Browsing Masters Degrees (Earth Sciences) by Title
Now showing items 1-20 of 110
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36 Chlorine isotope systematics in saline groundwater in the Buffels River Valley
(Stellenbosch : Stellenbosch University, 2018-03)ENGLISH ABSTRACT: It is typical for coastal aquifers in arid regions to be affected by salinisation, populations in these areas that rely upon groundwater resources are often directly afflicted by this phenomenon. Large ... -
Aerosol trace metal concentration and dissolution characteristics from known dust emitters in southern Africa
(Stellenbosch : Stellenbosch University, 2017-12)ENGLISH ABSTRACT: Dust can be a source of micronutrients to surrounding areas such as oceans and terrestrial regions. The deposition of dust can provide trace elements to the open oceans, which can increase primary production ... -
Apatite, allanite, titanite and monazite characteristics in S-, I- A-type Cape Granites
(Stellenbosch : Stellenbosch University, 2001-12)ENGLISH ABSTRACT: This study focussed on the comparison of accessory mineral chemistry and paragenesis in the S-, I- and A-type granites of the Cape Granite Suite. The objective of the study was to use differences in ... -
Application of hydrochemistry and residence time constraints to distinguish groundwater systems in the Karoo Basin prior to shale-gas exploration
(Stellenbosch : Stellenbosch University, 2016-03)ENGLISH ABSTRACT: The possibility of shale-gas development in the semi-arid Karoo Basin, South Africa has created the need to develop a hydrochemical baseline for deep Karoo groundwater. However, it is uncertain how the ... -
The application of Radon-222 in constraining zones of recent groundwater recharge in the Table Mountain Group aquifer in the City of Cape Town and its surrounding areas
(Stellenbosch : Stellenbosch University, 2020-03)ENGLISH ABSTRACT: The world’s population is expected to increase by 2.14 billion people by the year 2050, and therefore finding sustainable water resources to satisfy humanity’s water demand has become one of the most ... -
Aspects of the filament activity within the Benguela upwelling system
(Stellenbosch : Stellenbosch University, 1988-12)ENGLISH ABSTRACT: The Benguela upwelling system off southern and south western Africa is a zone of strong and extensive upwelling. Owing to the greater fIsh numbers found along the front between the upwelling and South ... -
Assessment of GIS-interpolation techniques for groundwater evaluation : a case study of the Sandveld, Western Cape, South Africa
(Stellenbosch : University of Stellenbosch, 2004-12)ENGLISH ABSTRACT: The Sandveld, a potato growing area of the Western Cape is subject to significant groundwater abstraction for both municipal and agriculture purposes. The climate is arid and sensitive and important ... -
Basinfill of The Permian Tanqua depocentre, SW Karoo basin, South Africa
(Stellenbosch : Stellenbosch University, 2012-03)ENGLISH ABSTRACT: Basin subsidence analysis, employing the backstripping method, indicates that fundamentally two different basin-generating mechanisms controlled Tanqua depocentre development in SW Karoo Basin. The ... -
The biogeochemistry of bioactive trace elements cadmium and cobalt in the Southern Ocean, Atlantic Sector
(Stellenbosch : Stellenbosch University, 2017-03)ENGLISH ABSTRACT: The biogeochemical cycling of the bio-active dissolved trace metals cadmium (DCd) and cobalt (DCo), are reported on a meridional transect of the Southern Atlantic, spanning 36°S to 68°S. Seawater samples ... -
The cenozoic stratigraphy and associated heavy mineral palaeo-placer deposit on Geelwal Karoo : West Coast, South Africa
(Stellenbosch : Stellenbosch University, 2005-03)ENGLISH ABSTRACT: The farm Geelwal Karoo is situated some 16km north of the Olifants River mouth on the West Coast of South Africa and hosts fluvial, marine and aeolian deposits of post-Gondwana age. The oldest basal ... -
Characterising and mapping of wind transported sediment associated with opencast gypsum mining
(Stellenbosch : Stellenbosch University, 2008-03)This study aims to provide a practical tool for the prediction and management of dust generated by the activities of an opencast mining operation. The study was conducted on opencast gypsum mines in the semi-arid environment ... -
Characterizing the fungurume 88 deposit in the tenke fungurume mining district: an unusual, high-grade, primary cobalt sulphide deposit
(Stellenbosch : Stellenbosch University, 2021-12)ENGLISH ABSTRACT: The Tenke Fungurume Mining (TFM) district, situated in the northern parts of the Central African Copperbelt (CACB), exhibits one of the most renowned clusters of sedimentary stratiform ... -
The chemical controls on native gold within the mineralised regions of the flat structure, Sheba mine
(Stellenbosch : Stellenbosch University, 2021-04)ENGLISH ABSTRACT: Petrographic and geochemical data from the Flat Structure within the Sheba mine indicate phase separation and subsequent pH decrease related to pressure decreasing as the principal factors controlling ... -
CHEMTAX determination of Southern Ocean phytoplankton distribution and adaption: An observational and experimental study assessing the co-limitation of Light, Iron and other Trace Metals on phytoplankton productivity and community composition.
(Stellenbosch : Stellenbosch University, 2018-12)ENGLISH ABSTRACT: This multi-manuscript study reports an elucidated understanding of the consequences key environmental changes has on phytoplankton community structure, productivity and their acclimation abilities for the ... -
A comparison between diamictites at the Witteberg-Dwyka contact in southern South Africa
(Stellenbosch : Stellenbosch University, 2015-04)ENGLISH ABSTRACT: Diamictites are sedimentary deposits that originate from a number of different environments, the most common being associated with a glacial environment. Although this association is not, in all cases ... -
Constraining the suitability of barium as an indicator of paleoproductivity in different environments
(Stellenbosch : Stellenbosch University, 2020-12)ENGLISH ABSTRACT: Primary productivity is a vital factor in the global carbon cycle, as it regulates atmospheric carbon dioxide through sequestration. Therefore, climate change is largely dependent on the fluctuations ... -
Contemporaneous glacial folding in the Table Mountain group, Western Cape
(Stellenbosch : Stellenbosch University, 1970) -
Controls of hydrothermal fluid flow and gold mineralization in the Sheba-Fairview Complex, Barberton Greenstone Belt, South Africa
(Stellenbosch : Stellenbosch University, 2021-12)ENGLISH ABSTRACT: The Barberton Greenstone Belt hosts high-grade gold-quartz-sulphide-carbonate orebodies where more than 350 ton of gold has been mined over 130 years. Some of the top gold-producing mines are located ... -
Deep groundwater characterisation and recharge estimation in the Verlorenvlei catchment
(Stellenbosch : Stellenbosch University, 2018-03)ENGLISH ABSTRACT: Secondary aquifers are a primary source of water in many semi-arid regions, and understanding groundwater recharge is necessary for the effective management of this resource. The Chloride Mass Balance ... -
Development and implementation of a flow injection analyser with chemiluminescence for detection of sub-nanomolar Fe in seawater
(Stellenbosch : Stellenbosch University, 2014-12)ENGLISH ABSTRACT: Iron is an essential micronutrient for all phytoplankton and is found in seawater at picomolar-level concentrations. For the first time in South Africa, a technique that utilizes a flow injection analyser ...
