Stoppa, F., VV. Sharygin, and A.P. Jones. 2008. “Mantle Metasomatism and Alkali Carbonatite Silicate Phase Reaction As Inferred by Nyerereite Inclusion in Vulture Volcano Carbonatite Rocks”. International Kimberlite Conference: Extended Abstracts 9 (October). https://doi.org/10.29173/ikc3315.