Gavin WhitfieldGavin Whitfield (1943-2018) graduated with honours in geology and later completed an MSc in kimberlite studies. He worked in geological research and did mineral exploration with top mining companies round the world. He co-authored several technical pblications and the popular Geological Journeys - A traveller's guide to South Africa's rocks and landforms. As a Fellow of the Geological Society of SA, he was active on its Conservation Committee. Read More Read Less