Geochemical significances of 8,14-secohopanes in marine crude oils from the Tazhong area in the Tarim Basin, NW China |
BAO Jianping,YANG Xi,ZHU Cuishan |
Fig. 8. Histograms of relative abundances of carbon numbers in the extended 8,14-secohopanes in type-A (a) and Type-B (b) oils from the Tazhong uplift. |