Harte, B., Matthews, M., Winterburn, P., & Gurney, J. (1991). Aspects of Melt Composition, Crystallization, Metasomatism and Distribution, Shown by Mantle Xenoliths from the Matsoku Kimberlite Pipe. International Kimberlite Conference: Extended Abstracts, 5, 167–169. https://doi.org/10.29173/ikc2500