Assertion: chert deposition | /r/CapableOf | terminate around early middle jurassic
Facets:
value: based on the biostratigraphic data
type: OTHER
Source sentences:
text: Based on the biostratigraphic data, the NBB's chert deposition terminated around the early Middle Jurassic (Aalenian; JR3), as the mobile oceanic plate crossed from the pelagic to hemipelagic regime during the mid‐Middle Jurassic (Bajocian–Bathonian), as implied by the overlying JR4 siliceous mudstone.