Mudderidge, M. T. “The Efficiency of Fluvial Trap Sites to Concentrate Kimberlitic Minerals: An Experimental Sampling Programme”. International Kimberlite Conference: Extended Abstracts 4, no. 1 (September 19, 1986): 481–483. Accessed May 3, 2024. https://ikcabstracts.com/index.php/ikc/article/view/1209.