Deep-Crustal Electrical Imaging Beneath the Vredefort Impact Structure, South Africa, Using Broadband Magnetotellurics

Magnetotelluric (MT) data have been recorded along a 200 km-long profile across the auriferous Archaean<br>Witwatersrand Basin, South Africa, (Fig. 1) as part of the broader, multi-institutional Southern African MT<br>Experiment (SAMTEX).