Table 1.

Biomarker data for samples from Weardale Granite, Moot Law and Rookhope shale

D/SC29 20S/S + RPr/PhPr/nC17Ph/nC18C27 (%)C28 (%)C29 (%)
Weardale 16450.900.360.760.850.85403129
Weardale 16500.080.291.200.520.53323236
Weardale 16860.500.271.130.340.46363034
Moot Law0.450.552.021.980.98331651
Rookhope shale0.380.540.991.253.58372934
  • Key: C29 βαR diasterane/C29 αββR sterane; Pr/Ph: Pristane/Phytane