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Griffin W, O'Reilly S, Ryan C, Waldman M. Indicator Minerals from Prairie Creek and Twin Knobs Lamproites: Relation to Diamond Grade. IKC abstracts [Internet]. 1991 Feb. 1 [cited 2024 Nov. 21];5:139-41. Available from: https://ikcabstracts.com/index.php/ikc/article/view/2491