| Berger, Vladimir I., Singer, Donald A., Orris, Greta J. (2009) Carbonatites of the World, Explored Deposits of Nb and REE—Database and Grade and Tonnage Models . Open-File Report 2009-1139. U.S. Geological Survey doi:10.3133/ofr20091139 Woolley, A. R. (2001). Alkaline rocks and carbonatites of the world. Part 3: Africa. Geological Society. Natural History Museum, London, p. 138. Dindi, E. W., & Swain, C. J. (1988). Joint three-dimensional inversion of gravity and magnetic data from Jombo Hill alkaline complex, Kenya. Journal of the Geological Society, 145(3), 493-504. doi.org/10.1144/gsjgs.145.3.0493 Rock, N. M. S. (1976). The comparative strontium isotopic composition of alkaline rocks: new data from Southern Portugal and East Africa. Contributions to Mineralogy and Petrology, 56(2), 205-228. doi.org/10.1007/BF00399605 Harris, P. M. (1965) Pandaite [= bariopyrochlore] from the Mrima Hill niobium deposit (Kenya). Mineralogical Magazine 35:270, 277-290 Coetzee, G.L., Edwards, C.B. (1959) The Mrima Hill Carbonatite, Coast Province, Kenya. South African Journal of Geology, 62:1, 373-397. Caswell, P. V., & Baker, B. H. (1953). Geology of the Mombasa-Kwale Area Report No. 24. Nairobi, Geological Survey of Kenya. |