Milledge, H.J., P.A. Woods, A.D. Beard, D. Shelkov, and B. Willis. “Cathodoluminescence of Polished Carbonado”. International Kimberlite Conference: Extended Abstracts 7, no. 1 (April 17, 1998): 589–590. Accessed April 25, 2024. https://ikcabstracts.com/index.php/ikc/article/view/2814.