Table 4. Biomarker ratios used to assess source rock organic matter origin, paleodepositional environment, and thermal maturity based on terpanes parameters calculated from m/z 191 mass chromatograms of the analysed samples

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