Characterization of Source Rocks from Off-shore Niger Delta Basin, Nigeria
Rock samples from the offshore Niger Delta basin, Nigeria were characterized by the predominance of C26 20R + C27 20S TAS peak using GC-MS.Among the compounds identified in m/z 245 mass chromatograms, C21 methyltriaromatic steroids, C22 methyltriaromatic steroids and C27, 4-methyltriaromatic steroid + C29, 4-methyl-, 24-ethyltriaromatic steroid wer