Dubar Formation
Geology
Group: Guban
Members: unnamed (16)
Lithologies: mudstone (2), sandstone (3), "reef rocks" (1), "limestone" (10)
Paleoenvironments: shallow subtidal indet. (13), coastal indet. (3)
Age range: base of the Early/Lower Miocene to the top of the Middle Miocene or 23.03000 to 11.60800 Ma