Armstrong, K.A., T. Nowicki, and G.H. Read. “Kimberlite AT-56: A Mantle Sample from the North Central Superior Craton, Canada”. International Kimberlite Conference: Extended Abstracts 8 (June 22, 2003). Accessed February 14, 2026. https://journals.library.ualberta.ca/ikcabstracts.com/index.php/ikc/article/view/3178.