Dublin Institute for Advanced Studies, 5 Merrion Square, Dublin, 2 Ireland ; The University of the Witwatersrand, School of Geosciences, Private Bag 3, Johannesburg, 2050 South Africa
Dublin Institute for Advanced Studies, 5 Merrion Square, Dublin, 2 Ireland
Woods Hole Oceanographic Institution, Department of Geology and Geophysics, Clark South 172, 360 Woods Hole Road, Woods Hole, MA 02543-1542 United States
De Beers, De Beers Group Services, Private Bag X01, Southdale, 2135 South Africa ;
Council for Geoscience, 280 Pretoria Street, Silverton, Pretoria, 12 South Africa
Rio Tinto, Rio Tinto Mineral Exploration Inc., PO Box 695, 7th Floor Castlemead, Lower Castle Street, Bristol, BS99 1FS United Kingdom
Dublin Institute for Advanced Studies, 5 Merrion Square, Dublin, 2 Ireland
Dublin Institute for Advanced Studies, 5 Merrion Square, Dublin, 2 Ireland