Author:Garland, Rebecca MDate:2011Acid Mine Drainage (AMD) has recently attracted lots of attention in South Africa, both in parliament and in the media. AMD is formed in the mine itself through a variety of chemical reaction pathways, before it enters the environment as ...Read more
Author:Moodie, BDate:1965During the past few years a survey was undertaken of the petrographic composition and characteristics of various coals sizes produced by collieries in South Africa. This report deals with the smaller coal sizes, in the Transvaal and seven in Natal.Read more