Figure 16. Cross-plot of two biomarker parameters sensitive to thermal maturity for the studied samples, which shows that most of the Mamfe Formation samples plot in the area of early oil window maturity (after 7)

From

Biomarker Geochemical Evaluation of Organic Rich Shales in Mamfe Basin, Cameroon

Edwin Ayuk Ndip, Christopher M. Agyingi, Matthew E. Nton, Michael A. Oladunjoye

Journal of Geosciences and Geomatics. 2021, 9(1), 28-44 doi:10.12691/jgg-9-1-4