O’HARA, M.J.; SAUNDERS, M.J. Mercy. Chemistry and assigned origin of some ultramafic nodules from kimberlite. International Kimberlite Conference: Extended Abstracts, [S. l.], v. 1, p. 259–262, 1973. DOI: 10.29173/ikc900. Disponível em: https://journals.library.ualberta.ca/ikcabstracts.com/index.php/ikc/article/view/900. Acesso em: 29 jan. 2025.