Pretorius, W., H. Helmstaedt, and K. Kyser. “Whole Rock Platinum Group Element Geochemistry of Kimberlitic Rocks - a Window into the Nature of the Diamondiferous Mantle”. International Kimberlite Conference: Extended Abstracts 8 (June 22, 2003). Accessed April 18, 2024. https://ikcabstracts.com/index.php/ikc/article/view/3212.