Author:Kgaswane, EM; Nyblade, AA; Julia, J; Dirks, PHGM; Durrheim, RJ; Pasyanos, MEDate:Dec 2009The nature of the lower crust across the southern African shield has been investigated by jointly inverting receiver functions and Rayleigh wave group velocities for 89 broadband seismic stations located in Botswana, South Africa and Zimbabwe. ...Read more
Author:Kassa, BB; Julia, J; Nyblade, AA; Durrheim, RJDate:Sep 2009The Far West Rand mining district is known for its deep gold mines and the associated high levels of seismic activity. Thousands of tremors are recorded every day by geophones installed in the mine workings. These events range in total magnitude ...Read more