[1]
van Coller, B., Hildebrand, P., Verran, D., Barnes, F., Nowicki, T., Baumgartner, M., Ott, L. and Gurney, J. 2003. Southern African case studies of variations in indicator mineral characteristics with distance from kimberlite source. International Kimberlite Conference: Extended Abstracts. 8, (Jun. 2003). DOI:https://doi.org/10.29173/ikc3130.