Ann: Rockford Seismic Programmes Progress at Mawson and Octagonal, page-113

It is the latest method IGO is using to find extensions to the Nova-Bollinger nickel and copper ore body, which was discovered under deep cover by Sirius Resources in 2012, sparking a flood of so-far unsuccessful explorers to search for a repeat on the Fraser Range.HiSeis managing director Joe Dwyer said the company, which has conducted seismic surveys for major Australian gold miners St Barbara and Northern Star Resources, had never undertaken a survey so big.“This figure of 60sqkm seismic is unheard of in Australia and (IGO is) one of the top two or three mining companies globally to ever embark on such an audacious exploration campaign,” he said.