Carswell, D.A., W.L. Griffin, and P. Kresten. “Peridotite Nodules from the Nogpetseu and Lipelaneng Kimberlites, Lesotho: A Crustal or Mantle Origin”. International Kimberlite Conference: Extended Abstracts 3 (September 1, 1982): 235–235. Accessed March 28, 2024. https://ikcabstracts.com/index.php/ikc/article/view/2336.