CLARKE, L.B.; LE BAS, M.J.; SPIRO, B. Rare Earth, Trace Element and Stable Isotope Fractionation of Carbonatites at Kruidfontein, Transvaal. International Kimberlite Conference: Extended Abstracts, [S. l.], v. 5, p. 49–51, 1991. DOI: 10.29173/ikc2460. Disponível em: https://ikcabstracts.com/index.php/ikc/article/view/2460. Acesso em: 21 nov. 2024.