Carter, James L. “Comparison of Ultramafic and Mafic Xenoliths from the Kilbourne Hole and Potrillo Maar, New Mexico”. International Kimberlite Conference: Extended Abstracts 2, no. 1 (September 12, 1977): 50–52. Accessed May 3, 2024. https://ikcabstracts.com/index.php/ikc/article/view/939.