Location:

Ambridge, PA: Twin road cuts
Coal Forest and marine environment

~ 299 - 300 Million Years Old
Upper Pennsylvanian, Westphalian D to Stephanian A
Conemaugh Group: Mahoning Formation and Brush Creek Marine Zone

Trying to get to the Brush Creek Marine Zone. As you can see, if you come during the summer, this area is severely overgrown. (Notice Amy standing a few feet away)