Waters, F. “A Suggested Origin of Marid Nodules in Kimberlites by High Pressure Crystallisation of Lamproitic Magma”. International Kimberlite Conference: Extended Abstracts 4, no. 1 (September 19, 1986): 352–354. Accessed February 14, 2026. https://ikcabstracts.com/index.php/ikc/article/view/1169.