Analysis on factors controlling organic matter enrichment in marine-terrestrial transitional shale of Member 1, Upper Carboniferous Keluke Formation, Huaitoutala area, east of northern margin of Qaidam Basin, China

PLoS One. 2025 Jul 16;20(7):e0328397. doi: 10.1371/journal.pone.0328397. eCollection 2025. ABSTRACT The organic-rich shale of the Member 1 of the Keluke Formation (in this paper referred to as Member 1) has been newly discovered as a good source rock reservoir in the...