Hops, J. J., J. J. Gurney, and B. Harte. “Megacrysts and Deformed Nodules from the Jagersfontein Kimberlite Pipe”. International Kimberlite Conference: Extended Abstracts 4, no. 1 (September 19, 1986): 256–258. Accessed December 4, 2024. https://ikcabstracts.com/index.php/ikc/article/view/1135.