ENGLISH ABSTRACT: The sodic and leucocratic Tonalite, Trondhjemite and Granodiorite (TTG) granitoid series of
rocks characterise Paleo- to Meso- Archaean felsic continental crust, yet are uncommon in the
post-Archaean ...
ENGLISH ABSTRACT: It is widely accepted that sulphide is the carrier and concentrator of PGEs during magmatic mineralization episodes in the Merensky Reef (MR). PGE concentration peaks and sulphide volume percent peaks are ...
ENGLISH ABSTRACT: The source of the K2O in the K2O-rich ~3.45 Ga felsic intrusive rocks of the H6 unit in the Hooggenoeg Formation of the Onverwacht Group in the Barberton Granite Greenstone Terrain (BGGT) is examined in ...
ENGLISH ABSTRACT: Vaalputs radioactive waste disposal facility is situated in an arid region of Bushmanland currently with evapotranspiration potential that far exceeds precipitation. Dominant soil features in Vaalputs are ...
This study presents a facies outcrop characterization and petrographical analysis
of Unit B of the Permian Laingsburg Formation. Unit B is interpreted as a base-ofslope
system, which represents a strikingly sand-rich ...
Le Roux, Stephan Gerhard(Stellenbosch : Stellenbosch University, 2013-03)
ENGLISH ABSTRACT: The Northern Cape Province of South Africa has played host to numerous mining activities for over a century. To date, most of the mining activity has ceased, leaving the area laden with derelict mine sites ...
ENGLISH ABSTRACT: The Cretaceous Ambohiby Complex is an alkaline ring complex located in the central part of
Madagascar and covers a mountainous area of approximately 225km2. The complex
intrudes into Precambrian basement ...
ENGLISH ABSTRACT: A number of small greenstone bodies of the Bridgetown Formation are exposed as
elongated lenses and dykes within metasediments of the Malmesbury Group in the
Western Cape Province, South Africa. The ...
Schoch, A. E.(Aylva Ernest)(Stellenbosch : Stellenbosch University, 1972-09)
The Darling batholith is characterised by large scale hybridisation,
but mainly consists of the coarsely porphyritic
Darling granite. This granite changes gradationally into a
biotite-rich variety which occupies a roughly ...
Hansen, Robert N. (Robert Neill)(Stellenbosch : Stellenbosch University, 2007-12)
ENGLISH ABSTRACT: The aim of the study is to ascertain whether geochemical exploration techniques can be
used in the search for tanzanite deposits in the Merelani area, NE Tanzania. Previous
studies have successfully ...
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 ...
Tagliabue, A.Mtshali, T.Aumont, O.Bowie, A. R.Klunder, M. B.Roychoudhury, A. N.Swart, S.(Copernicus Publications, 2011-11)
Due to its importance as a limiting nutrient for phytoplankton growth in large regions of
the world’s oceans, ocean water column observations of concentration of the tracemetal
iron (Fe) have increased markedly over ...
Van Der Westhuizen, Asriel(Stellenbosch : Stellenbosch University, 2012-03)
ENGLISH ABSTRACT: The discovery of lucrative diamond deposits along the west coast of Southern Africa
about 1200 kilometres from the Kimberley region during the period 1908 to 1927,
gave rise to a number of different ...
Otto, J. D. T.(Stellenbosch : Stellenbosch University, 1973-02)
The Marble Delta is an area of approximately 40 sq. km in Natal (30°22' Long., 30°40' Lat.), occupied by Precambrian marble and associated granites. The deeply dissected country was geologically mapped on a scale of I : 6 ...
Jacobs, Daniel A. B.(Stellenbosch : Stellenbosch University, 2012-03)
ENGLISH ABSTRACT: The common presence of large volumes of coarse-grained olivine in kimberlite magmas has been proposed to attest to the volume of mantle xenolith material that has been disaggregated during the ascent of ...