Toa Pharmaceutical (Japan)

Age of Zircons from Sedimentary Rocks of the Elgon Formation of the Ulban Terrane on the Coast of the Ulban Bay

U–Pb dating of detrital zircons from sandstones of the Elgon Formation showed that the formation is no older than Oxfordian in age (early Late Jurassic) and not Middle Jurassic as previously assumed based on the rare flora and fauna finds and the position of the formation within...