| P. Lefèvre, A.-M. Fransolet, F. Fontan, P. Keller: Petrographic study of the Al-rich phosphate mineral associations of the Rubindi-Kabilizi pegmatite, Gatumba area, Rwanda. (http://www.minsocam.org/msa/special/pig/PIG_articles/Elba%20Abstracts%2012%20Lefevre.pdf) Lefèvre, P., Fransolet, A. M., Fontan, F., & Keller, P. Petrographic study of the Al-rich phosphate mineral associations of the Rubindi-Kabilizi pegmatite, Gatumba area, Rwanda. |