Table S6: Distribution and origin of CO₂ in the East Irish Sea Basin: implications for carbon storage

Table S6: Summary of compiled maturity measurements for samples from the Pennines Coal Measures Group (PCM), Millstone Grit (MG), Bowland Shale Formation (BSF) and Carboniferous Limestone Supergroup (CLS). Parameters include vitrinite reflectance (VR), spore colour index (SCI) and thermal alteration index (TAI). *Denotes those anomalous values deemed unreliable based on supporting information.