VAN COLLER, B.; HILDEBRAND, P.; VERRAN, D.; BARNES, F.; NOWICKI, T.; BAUMGARTNER, M.; OTT, L.; GURNEY, J. Southern African case studies of variations in indicator mineral characteristics with distance from kimberlite source. International Kimberlite Conference: Extended Abstracts, v. 8, 22 Jun. 2003.