Figure 5. Distinctive variationdiagrams for the metasedimentary unit. (a) Pot of TiO2 vs. Al2O3, the solid line corresponds to the TiO2/Al2O3 ratio for clay afterGoldschmidt ; (b) PAAS normalised-REE patterns

From

Origin and Evolution of the Formation of the Nyong Series in the Western Border of the Craton

Ndema Mbongue J. L., Ngnotue T., Ngo Nlend C. D., Nzenti J. P., Cheo Suh E.

Journal of Geosciences and Geomatics. 2014, 2(2), 62-75 doi:10.12691/jgg-2-2-4