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Human and Enzootic Geophagia in Southern Africa.
Mineralogy of Southern Africa medicinal and cosmetic clays and their effects on the growth of selected test microorganisms
Mineralogy Southern Africa medicinal cosmetic clays their effects growth selected test microorganisms
2012/3/14
Mineralogy of Southern Africa medicinal and cosmetic clays and their effects on the growth of selected test microorganisms.
Scanning Electron Microscopy of Quartz in Precambrian Cherts and Dolomites from Southern Africa
Chert Crystallization Dolomite Morphology Metamorphism Quartz
2012/2/10
Scanning electron microscopic (SEM) examination of the quartz isolated from chert of Transvaal and Swaziland, of 2000 and 3400 million year (MY) ages, respectively, in southern Africa revealed marked ...