Smyth, J. R., and F.A. Caporuscio. “Petrology of a Suite of Eclogite Inclusions from the Bobbejaan Mine, South Africa: II Two Unique Corundum Grospydites”. International Kimberlite Conference: Extended Abstracts, vol. 3, Sept. 1982, pp. 219-20, doi:10.29173/ikc2295.