[16] Melting during late-stage rifting in Afar is hot and deep Ferguson, D. J.; Maclennan, J.; Bastow, I. D.; Pyle, D. M.; Jones, S. M., Keir; D., Blundy, J. D.; Plank, T.; Yirgu, G. Nature 07/2013 Volume: 499 p.: 70-73 (2013) 0.1038/nature12292 [17] Why do mafic arc magmas contain ~4 wt% water on average? Plank, T., Kelley, K.A., †Zimmer, M.M., Hauri, E.H. and Wallace, P.J. Earth and Planetary Science Letters, Frontiers Article Volume: 364 p.: 168-179 (2013)[18] Feeding andesitic eruptions with a high-speed connection from the mantle.