Mahotkin I, Skinner E. Kimberlites from the Archangelsk region - a rock type transitional between kimberlites, melnoites and lamproites. IKC abstracts [Internet]. 1998 Apr. 17 [cited 2024 Nov. 21];7(1):532-4. Available from: https://ikcabstracts.com/index.php/ikc/article/view/2794